Solved papers for RAJASTHAN PMT Rajasthan - PMT Solved Paper-2001

done Rajasthan - PMT Solved Paper-2001 Total Questions - 364

• question_answer1) Two waves represented by: \[{{y}_{1}}=a\,\sin \left( \omega t+\frac{\pi }{3} \right)\] and \[{{y}_{2}}=a\,\sin \,\omega t\]superimpose on each other, then resultant amplitude will be:
  A)
  a                                             
  done clear
  B)
   \[\sqrt{2}\,a\]                 
  done clear
  C)
   \[2\,a\]                               
  done clear
  D)
          \[\sqrt{3}\,a\]
  done clear
  View Answer play_arrow

• question_answer2) A sound source producing waves of frequency 300 Hz and wavelength 1 m. Observer is stationary, while source is going away with the velocity 30 m/s, then apparent frequency heard by the observer is:
  A)
   270 Hz                 
  done clear
  B)
          273 Hz
  done clear
  C)
   383 Hz                 
  done clear
  D)
          300 Hz
  done clear
  View Answer play_arrow

• question_answer3) The phase difference between incident wave and reflected wave is \[180{}^\circ \] when light ray:
  A)
   enters into glass from air
  done clear
  B)
   enters into air from glass
  done clear
  C)
   enters into glass from diamond
  done clear
  D)
   enters into water from glass
  done clear
  View Answer play_arrow

• question_answer4) Which of the following phenomena can explain quantum nature of light?
  A)
   Photoelectric effect      
  done clear
  B)
   Interference
  done clear
  C)
   Diffraction         
  done clear
  D)
          Polarization
  done clear
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• question_answer5) Image formed on retina of eye is proportional to:
  A)
   size of object    
  done clear
  B)
          area of object
  done clear
  C)
   \[\frac{\text{size}\,\text{of}\,\text{object}}{\text{size}\,\text{of}\,\text{image}}\]    
  done clear
  D)
          \[\frac{\text{size}\,\text{of}\,\text{image}}{\text{size}\,\text{of}\,\text{object}}\]
  done clear
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• question_answer6)                            The phenomena of total internal reflection is seen when angle of incidence is :
  A)
   \[90{}^\circ \]
  done clear
  B)
   greater than critical angle
  done clear
  C)
   equal to critical angle
  done clear
  D)
  \[0{}^\circ \]
  done clear
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• question_answer7) If applied potential is V the maximum frequency of X-rays will be :
  A)
   \[\frac{eV}{h}\]                              
  done clear
  B)
          \[\frac{h}{eV}\]
  done clear
  C)
   \[\frac{Vh}{e}\]                              
  done clear
  D)
          \[\frac{he}{V}\]
  done clear
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• question_answer8) \[2{{n}^{2}}\] electrons are filled in any orbit of an atom, then for n = 2, the number of electrons will be:
  A)
   4                            
  done clear
  B)
          8    
  done clear
  C)
   16                         
  done clear
  D)
          32
  done clear
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• question_answer9) For a compound microscope, the focal lengths of object lens and eye lens are\[{{f}_{0}}\] and \[{{f}_{e}}\] respectively, then magnification will be done by microscope when :
  A)
   \[{{f}_{0}}={{f}_{e}}\]                  
  done clear
  B)
   \[{{f}_{0}}>{{f}_{e}}\]
  done clear
  C)
   \[{{f}_{0}}<{{f}_{e}}\]  
  done clear
  D)
          none of these
  done clear
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• question_answer10) In vacuum an electron of energy 10 keV hits tungeston target, then emitted radiation will be:
  A)
   cathode rays   
  done clear
  B)
          X-rays
  done clear
  C)
   infrared rays   
  done clear
  D)
          visible spectrum
  done clear
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• question_answer11) Which of the following statement is true about de-Broglie wavelength of moving ball in cricket:
  A)
   de Brogliess theory does not apply on such a big body
  done clear
  B)
   \[\lambda =\frac{h}{\sqrt{2mE}}\]                         
  done clear
  C)
   \[\lambda =E\sqrt{\frac{h}{2m}}\]         
  done clear
  D)
          \[\lambda =\frac{g}{2mE}\]
  done clear
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• question_answer12) If n = 7, then angular momentum of electron will be:
  A)
   \[7h\]                                  
  done clear
  B)
          \[42h\]
  done clear
  C)
   \[\sqrt{7}h\]                    
  done clear
  D)
          \[\sqrt{56}h\]
  done clear
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• question_answer13) An electron is moving with velocity\[\upsilon \]around a nucleus in eliptically orbit, then moment of inertia of electron with respect to nucleus is:
  A)
   always zero      
  done clear
  B)
          always constant
  done clear
  C)
   changes with tune         
  done clear
  D)
   cant find
  done clear
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• question_answer14) Two conducting coils are placed on the same axis, if we connect a battery with one of the coil, then :
  A)
   they attract each other
  done clear
  B)
   repel each other
  done clear
  C)
   attract and repel each other
  done clear
  D)
   both will experience no force
  done clear
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• question_answer15) A particle moves towards east for 2 sec with velocity 15 m/s and move towards north for 8 sec with velocity 5 m/s. Then average velocity of the particle is:
  A)
   1 m/s
  done clear
  B)
                                          5 m/s
  done clear
  C)
   7 m/s                   
  done clear
  D)
          10 m/s
  done clear
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• question_answer16) Relation between wavelength of photon and electron of same energy is :
  A)
   \[{{\lambda }_{ph}}>{{\lambda }_{e}}\]                               
  done clear
  B)
   \[{{\lambda }_{ph}}<{{\lambda }_{e}}\]
  done clear
  C)
   \[{{\lambda }_{ph}}={{\lambda }_{e}}\]               
  done clear
  D)
          \[\frac{{{\lambda }_{e}}}{{{\lambda }_{ph}}}=\]constant
  done clear
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• question_answer17) Work done in rotating a magnet of magnetic moment M with angle \[\] in external magnetic field H is :
  A)
   \[\text{MH}\,\text{cos}\,\]                                       
  done clear
  B)
   \[\text{2MH}\,{{\sin }^{2}}\frac{\theta }{2}\]
  done clear
  C)
   \[\text{MH}\,\sin \]                      
  done clear
  D)
          \[\text{MH}\,(1-\cos \text{)}\]
  done clear
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• question_answer18) An electron is passing near a ring, then direction of induced current in ring is :
  A)
   clockwise                           
  done clear
  B)
   anticlockwise
  done clear
  C)
   both a and b 
  done clear
  D)
          no current
  done clear
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• question_answer19) Power of combination of two lens of focal lengths 20 cm and 25 cm respectively:
  A)
   +1D                                      
  done clear
  B)
   +9D
  done clear
  C)
   -1D                       
  done clear
  D)
          -9D
  done clear
  View Answer play_arrow

• question_answer20) A zone plate of focal length 60 cm behaves like convex lens, if wavelength of incidence light is \[6000\,\overset{\text{o}}{\mathop{\text{A}}}\,,\] then radius of first half period zone will be:
  A)
   \[36\times {{10}^{-8}}\,m\]                       
  done clear
  B)
   \[6\times {{10}^{-8}}\,m\]
  done clear
  C)
   \[\sqrt{6}\times {{10}^{-8}}\,m\]            
  done clear
  D)
          \[6\times {{10}^{-4}}\,m\]
  done clear
  View Answer play_arrow

• question_answer21) Match the following:  Angular momentum                      (1) \[\text{ }\!\![\!\!\text{ }{{\text{M}}^{\text{-1}}}{{\text{L}}^{\text{2}}}{{\text{T}}^{\text{-2}}}\text{ }\!\!]\!\!\text{ }\]  Torque                                (2) \[\text{ }\!\![\!\!\text{ }{{\text{M}}^{\text{-1}}}{{\text{T}}^{\text{-2}}}\text{ }\!\!]\!\!\text{ }\]  Gravitational constant (3) \[\text{ }\!\![\!\!\text{ }{{\text{M}}^{\text{1}}}{{\text{L}}^{2}}{{\text{T}}^{\text{-2}}}\text{ }\!\!]\!\!\text{ }\]  Tension                              (4) \[\text{ }\!\![\!\!\text{ }{{\text{M}}^{\text{1}}}{{\text{L}}^{2}}{{\text{T}}^{\text{-1}}}\text{ }\!\!]\!\!\text{ }\]
  A)
   \[c-2,d-1\]                         
  done clear
  B)
   \[a-4,b-3\]
  done clear
  C)
   \[a-3,c-2\]         
  done clear
  D)
          \[b-2,a-1\]
  done clear
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• question_answer22) If we increase kinetic energy of a body 300%, the per cent increase in its momentum is:
  A)
   50 %                     
  done clear
  B)
          300 %
  done clear
  C)
   100 %                  
  done clear
  D)
          150 %
  done clear
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• question_answer23) Two mass of 9 g arid 6 g are tied to a string, which passes over a smooth pulley. Then common acceleration will be:
  A)
   \[1.96\text{ }cm/{{s}^{2}}\]                       
  done clear
  B)
   \[\text{48 }cm/{{s}^{2}}\]
  done clear
  C)
   \[\text{98 }cm/{{s}^{2}}\]          
  done clear
  D)
          \[\text{196 }cm/{{s}^{2}}\]
  done clear
  View Answer play_arrow

• question_answer24) Change in acceleration duo to gravity is same upto a height\[h\]from earth surface and below depth \[x\] then relation between \[x\] and \[h\] is \[(h\,\text{and}\,x\,<<<\,\operatorname{Re}):\]
  A)
   \[x=h\]                               
  done clear
  B)
          \[x=2h\]
  done clear
  C)
   \[x=\frac{h}{2}\]            
  done clear
  D)
                          \[x={{h}^{2}}\]
  done clear
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• question_answer25) If a sphere is inserted in water, then it flows with \[\frac{1}{3}\text{rd}\] of it outside the water. When it is inserted in an unknown liquid  then it flows with \[\frac{3}{4}\text{th}\] of it outside, then density of unknown liquid is:      
  A)
   \[10.9\,gm\,/c.c.\]    
  done clear
  B)
          \[\frac{9}{4}gm\,/c.c.\]
  done clear
  C)
   \[\frac{8}{3}gm\,/c.c.\]               
  done clear
  D)
          \[\frac{3}{8}gm\,/c.c.\]
  done clear
  View Answer play_arrow

• question_answer26) Reason for rising of kerosen oil in cloth in a lamp:
  A)
   viscosity of oil
  done clear
  B)
   less density of oil
  done clear
  C)
   capillary process of cloth
  done clear
  D)
   vaporisation of oil at low temperature
  done clear
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• question_answer27) Escape velocity \[({{\upsilon }_{e}})\] of a body from a planet depends on its mass as:
  A)
   \[{{\upsilon }_{e}}\propto {{M}^{2}}\]                 
  done clear
  B)
          \[{{\upsilon }_{e}}\propto M\]
  done clear
  C)
   \[{{\upsilon }_{e}}\propto {{M}^{0}}\] 
  done clear
  D)
          \[{{\upsilon }_{e}}\propto \frac{1}{M}\]
  done clear
  View Answer play_arrow

• question_answer28) Which of the following quantity is conserved for a satellite revolving round the earth in a particular orbit?
  A)
   Angular velocity
  done clear
  B)
          Force
  done clear
  C)
   Linear momentum        
  done clear
  D)
   Velocity
  done clear
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• question_answer29) 200 MeV energy is obtained by fission of 1 nuclei of \[_{92}{{U}^{235}},\] to obtain 1 kW energy number of fission per second will be:
  A)
   \[3.125\times {{10}^{13}}\]     
  done clear
  B)
          \[3.125\times {{10}^{14}}\]
  done clear
  C)
   \[3.125\times {{10}^{15}}\]
  done clear
  D)
   \[3.125\times {{10}^{16}}\]
  done clear
  View Answer play_arrow

• question_answer30) Two bodies A and B are revolving round a planet. Radius of As orbit is 4R and that of Bs orbit is R, if speed of A is \[3\upsilon \] then speed b   of B is:
  A)
   \[12\,\upsilon \]                             
  done clear
  B)
          \[6\,\upsilon \]  
  done clear
  C)
   \[\frac{4}{3}\upsilon \]                                
  done clear
  D)
          \[\frac{3}{2}\upsilon \]
  done clear
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• question_answer31) Temperature and pressure of 2g oxygen t   are \[27{}^\circ C\] and 76 cm Hg, then volume of the  gas is:
  A)
   1.53 litre             
  done clear
  B)
          2.44 litre
  done clear
  C)
   3.08 litre             
  done clear
  D)
          44.2 litre
  done clear
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• question_answer32) In which of the following process internal energy rises?
  A)
   Adiabatic expansion
  done clear
  B)
   Adiabatic compression
  done clear
  C)
   Isothermal
  done clear
  D)
   Isothermal compression
  done clear
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• question_answer33) True for isochoric process is:
  A)
   \[\Delta Q=\Delta U\]                                  
  done clear
  B)
   \[\Delta W=\Delta U\]
  done clear
  C)
   \[\Delta Q=\Delta W\]                 
  done clear
  D)
          None
  done clear
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• question_answer34) Significance of a and b in vander-Waals equation:
  A)
   \[a\] and \[b\] both show the correction in volume of gas
  done clear
  B)
   \[a\] and \[b\] both show cohesive force between molecules
  done clear
  C)
   a shows cohesive force while b shows correction in volume
  done clear
  D)
   \[a\] shows correction in volume while\[b\]  shows cohesive force
  done clear
  View Answer play_arrow

• question_answer35) If temperature of a body increases by 10%, then increase in radiated energy of the R body is:
  A)
   10%                      
  done clear
  B)
          40%
  done clear
  C)
   46%                      
  done clear
  D)
          1000%
  done clear
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• question_answer36) In which condition a real gas behaves as an ideal gas?
  A)
   At high pressure
  done clear
  B)
          At low pressure
  done clear
  C)
   At low temperature      
  done clear
  D)
   All the above
  done clear
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• question_answer37) In a triode plate current is 2.5 mA and plate resistance 20 \[k\Omega ,\] amplification of triode is 10, the load resistance will be :
  A)
   5\[\text{k}\]                    
  done clear
  B)
          25\[\text{k}\]
  done clear
  C)
   20 \[\text{k}\]
  done clear
  D)
          50\[\text{k}\]
  done clear
  View Answer play_arrow

• question_answer38) Volume expansion coefficient of a gas equal to:
  A)
   temperature
  done clear
  B)
   proportional to square root of temperature
  done clear
  C)
   inversely proportional to square root of temperature
  done clear
  D)
   inversely proportional to temperature
  done clear
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• question_answer39) Minimum resonating length of a closed organ pipe is 50 cm, when it is vibrated by same frequency, then next resonating length will be:
  A)
   250 cm                                
  done clear
  B)
   200 cm
  done clear
  C)
   150 cm  
  done clear
  D)
          100 cm
  done clear
  View Answer play_arrow

• question_answer40) Velocity of a sound wave is 360 m/s and frequency is 50 Hz, then path difference will be at the phase difference of \[60{}^\circ \] is:
  A)
   10 cm                  
  done clear
  B)
          1.2 cm
  done clear
  C)
   15 cm                  
  done clear
  D)
          100 cm
  done clear
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• question_answer41) Which of the following property is not shown by transversal wave?
  A)
   Reflection         
  done clear
  B)
          Refraction
  done clear
  C)
   Diffraction         
  done clear
  D)
          Polarization
  done clear
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• question_answer42) A mass of 1 kg is suspended from a spring of force constant 400 N, executing S.H.M. total energy of the body is 2J, then maximum acceleration of the spring will be:
  A)
   4 m/s2                 
  done clear
  B)
          40 m/s2
  done clear
  C)
   200 m/s2            
  done clear
  D)
          400 m/s2
  done clear
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• question_answer43) A slide projector magnified a film of \[100c{{m}^{2}}\] on a screen. If linear magnification is 4, then area of the magnified image will be:
  A)
   \[1600c{{m}^{2}}\]      
  done clear
  B)
                          \[800c{{m}^{2}}\]
  done clear
  C)
   \[400c{{m}^{2}}\]           
  done clear
  D)
          \[200c{{m}^{2}}\]
  done clear
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• question_answer44) Usually light of red colour is used to see the diffraction pattern by single slit. If green light is used in place of red light, then diffraction pattern:
  A)
   will become more bright
  done clear
  B)
   will become contract
  done clear
  C)
   will expand
  done clear
  D)
   will not be seen
  done clear
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• question_answer45) On passing sodium light from sodium vapour, emergent light will be:
  A)
   line of \[5890\overset{\text{o}}{\mathop{\text{A}}}\,\]
  done clear
  B)
   line of \[5896\overset{\text{o}}{\mathop{\text{A}}}\,\]
  done clear
  C)
   both a and b
  done clear
  D)
          none of these
  done clear
  View Answer play_arrow

• question_answer46) If in an excited state of hydrogen atom \[n=5,\]then value of \[n,\,l,\,m,\,s\] will be:
  A)
   \[5,\,5,\,5,\,-\frac{1}{2}\]           
  done clear
  B)
          \[7,\,7,\,5,\,+\frac{1}{2}\]
  done clear
  C)
   \[6,\,6,\,5,\,-\frac{1}{2}\]           
  done clear
  D)
          \[8,\,7,\,5,\,+\frac{1}{2}\]
  done clear
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• question_answer47) Which of the following is true statement ?
  A)
   A good absorber is bad conductor
  done clear
  B)
   Each body emits and absorb radiation at each temperature
  done clear
  C)
   In a black body energy of emitted radiation is equal for all wave length
  done clear
  D)
   Plancks law gives the relation between maximum wavelength of black body radiation  and  its temperature
  done clear
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• question_answer48) Resistance of a wire is 20 ohm, it is stretched upto, three times of its length, then its new resistance will be :
  A)
   \[6.67\,\Omega \]         
  done clear
  B)
          \[60\,\Omega \]
  done clear
  C)
   \[120\,\Omega \]           
  done clear
  D)
                          \[180\,\Omega \]
  done clear
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• question_answer49) Mass of hydrogen-atom is \[1.7\times {{10}^{-27}}\] kg and inter atomic distance is \[4\times {{10}^{-10}}\,m\]. Then moment of inertia of H2 molecules with respect to its centre of mass:
  A)
   \[7.6\,\times {{10}^{-43}}\,k{{g}^{-}}{{m}^{2}}\]
  done clear
  B)
             \[7.6\,\times {{10}^{-47}}\,k{{g}^{-}}{{m}^{2}}\]
  done clear
  C)
   \[6.7\,\times {{10}^{-47}}\,k{{g}^{-}}{{m}^{2}}\]                      
  done clear
  D)
   \[13.6\,\times {{10}^{-47}}\,k{{g}^{-}}{{m}^{2}}\]
  done clear
  View Answer play_arrow

• question_answer50) Two capacitors of capacity \[{{C}_{1}}\] and \[{{C}_{2}}\] are charged upto a potential \[{{V}_{1}}\] and \[{{V}_{2}}\], then condition for not flowing the charge between on connected them in parallel:
  A)
   \[{{C}_{1}}={{C}_{2}}\]                 
  done clear
  B)
          \[{{C}_{1}}{{V}_{1}}={{C}_{2}}{{V}_{2}}\]
  done clear
  C)
   \[{{V}_{1}}={{V}_{2}}\]                
  done clear
  D)
          \[\frac{{{C}_{1}}}{{{V}_{1}}}=\frac{{{C}_{2}}}{{{V}_{2}}}\]
  done clear
  View Answer play_arrow

• question_answer51) Tune constant for a series circuit R-C is:
  A)
   +RC                      
  done clear
  B)
          -RC
  done clear
  C)
   R/C                       
  done clear
  D)
          C/R
  done clear
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• question_answer52) Unit of dipole moment is:
  A)
   amp-m               
  done clear
  B)
          coulomb-m
  done clear
  C)
   \[amp-{{m}^{2}}\]         
  done clear
  D)
          \[coulomb-{{m}^{2}}\]
  done clear
  View Answer play_arrow

• question_answer53) Three capacitors of capacity \[1\mu F\] each, are connected in such a way, that resultant capacity is \[1.5\,\mu F,\] then:
  A)
    all the capacitors are joined in series
  done clear
  B)
   all the capacitors are joined in parallel
  done clear
  C)
   two capacitors are in parallel, while third is in scries.
  done clear
  D)
   two capacitors are in series, while third is in parallel
  done clear
  View Answer play_arrow

• question_answer54) According to Gauss law \[q={{\varepsilon }_{0}}o\int{\vec{E}.d\vec{S},}\]if total bound charge is zero to a Gaussian surface, then:
  A)
   \[E\] is 0 at the surface
  done clear
  B)
   number of coming and going lines of force is equal
  done clear
  C)
   only resultant in coming lines of force.
  done clear
  D)
   none of these                 
  done clear
  View Answer play_arrow

• question_answer55) Find equilvalent resistance between \[X\]and\[\text{Y}\]:
  A)
   R                                           
  done clear
  B)
   R/2  
  done clear
  C)
   2R                         
  done clear
  D)
          5K
  done clear
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• question_answer56) When a cell is balanced on potentiometer wire, then balancing length is 125 cm. If resistance of 2 ohm is connected across the ends of cell, then balancing length is 100 cm, then internal resistance of cell is:
  A)
   \[0.5\,\Omega \]                            
  done clear
  B)
          \[0.25\,\Omega \]
  done clear
  C)
   \[0.05\,\Omega \]         
  done clear
  D)
          \[5\,\Omega \]
  done clear
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• question_answer57) In the nucleus of an atom, neutrons are in excess, then emitted particles are:
  A)
   neutron             
  done clear
  B)
          electron
  done clear
  C)
   proton                
  done clear
  D)
          positron
  done clear
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• question_answer58) Water is flowing inside a tube of an uniform radius ratio of radius of entry and exit terminals of the tube is 3: 2. Then the ratio of velocities at entry and exit terminals will be:
  A)
   4 : 9                      
  done clear
  B)
          9 : 4 
  done clear
  C)
   8 : 27                    
  done clear
  D)
          1 : 1
  done clear
  View Answer play_arrow

• question_answer59) Total energy of a particle executing S.H.M. depends upon:
  A)
   amplitude and time period
  done clear
  B)
   amplitude, time period and displacement
  done clear
  C)
   amplitude and displacement
  done clear
  D)
   time period and displacement
  done clear
  View Answer play_arrow

• question_answer60) At how many maximum points, time period of simple pendulum is same:
  A)
   1                            
  done clear
  B)
          2    
  done clear
  C)
   4                            
  done clear
  D)
          6
  done clear
  View Answer play_arrow

• question_answer61) Velocity at mean position of a particle executing S.H.M. is \[\upsilon ,\]then velocity of the t   particle at a distance equal to half of the  amplitude;
  A)
   \[4\upsilon \]                                                   
  done clear
  B)
   \[2\upsilon \]   
  done clear
  C)
   \[\frac{\sqrt{3}}{2}\upsilon \]  
  done clear
  D)
          \[\frac{\sqrt{3}}{4}\upsilon \]
  done clear
  View Answer play_arrow

• question_answer62) A mixture of blue and red light incidence on a glass plate. After passing through the glass, rays agains come into air, then:
  A)
   position of both will be same, and both will propagate in same direction
  done clear
  B)
   position of both will be same, and both will propagate in different direction
  done clear
  C)
   position will be different but both will propagate in same direction.
  done clear
  D)
   both positions and direction of propagation will be different.
  done clear
  View Answer play_arrow

• question_answer63) Ratio of average kinetic energy of \[{{H}_{2}}\] and \[{{O}_{2}}\] at a given temperature is:
  A)
   1 : 16                    
  done clear
  B)
          1 : 8  
  done clear
  C)
   1 : 4                      
  done clear
  D)
          1 : 1
  done clear
  View Answer play_arrow

• question_answer64) Which of following is true for diatomic gas?
  A)
   \[{{C}_{V}}=\frac{3}{2}R\]                          
  done clear
  B)
   \[{{C}_{P}}=\frac{7}{2}R\]
  done clear
  C)
   \[{{C}_{P}}=\frac{5}{2}R\]          
  done clear
  D)
          \[{{C}_{P}}-{{C}_{V}}=R\]
  done clear
  View Answer play_arrow

• question_answer65) 50 gm ice at \[0{}^\circ C\] in insulator vessel, 50 g water of \[100{}^\circ C\] is mixed in it, then final temperature of the mixture is (neglect the heat loss):
  A)
   \[10{}^\circ C\]                                                
  done clear
  B)
   \[0{}^\circ <<{{T}_{m}}<20{}^\circ C\]
  done clear
  C)
   \[20{}^\circ C\]                                
  done clear
  D)
          Above \[20{}^\circ C\]
  done clear
  View Answer play_arrow

• question_answer66) Reason for potential barrier in\[p-n\] junction is:
  A)
   excess of positive charge at junction
  done clear
  B)
   deficiency of positive charge at junction
  done clear
  C)
   deficiency of negative charge at junction
  done clear
  D)
   excess of positive and negative charge at junction
  done clear
  View Answer play_arrow

• question_answer67) Vibrations of rope tied by two rigid ends shown by equation \[y=\cos 2\pi t\,\sin \,2\pi t\] then minimum length of the rope will be:
  A)
   1 m                                       
  done clear
  B)
   1/2 m
  done clear
  C)
   5 m                       
  done clear
  D)
          2n m
  done clear
  View Answer play_arrow

• question_answer68) If we change the value of R., then:
  A)
   voltage does not change on L
  done clear
  B)
   voltage does not change on LC combination
  done clear
  C)
   voltage does not change on C
  done clear
  D)
   voltage changes on LC combination
  done clear
  View Answer play_arrow

• question_answer69) \[V=axy,\]then electric field at a point will be proportional to:
  A)
   r     
  done clear
  B)
                                          \[{{r}^{-1}}\]
  done clear
  C)
   \[{{r}^{-2}}\]                    
  done clear
  D)
          \[{{r}^{2}}\]
  done clear
  View Answer play_arrow

• question_answer70) Let \[{{E}_{1}}=x\hat{i}+y\hat{j}\] and \[{{E}_{2}}=x{{y}^{2}}\hat{i}+{{x}^{2}}y\,\hat{j},\] then:
  A)
   \[{{E}_{1}}\]represents constant electric field
  done clear
  B)
   \[{{E}_{2}}\]represents constant electric field
  done clear
  C)
   both represents constant electric field
  done clear
  D)
   none of these
  done clear
  View Answer play_arrow

• question_answer71) Electric field at point 20 cm away from the centre of dielectric sphere is 100 V/m, radius of sphere is 10 cm, then value of electric field at a distance 3 cm from the centre is:
  A)
   100 V/m             
  done clear
  B)
          125 V/m
  done clear
  C)
   120 V/m             
  done clear
  D)
          0
  done clear
  View Answer play_arrow

• question_answer72) When a X solute dissolve in Y solution then formed the precipitate. The X and Y will be:
  A)
   \[FeC{{l}_{3}}\] and \[SrB{{r}_{2}}\]
  done clear
  B)
   \[N{{a}_{2}}C{{O}_{3}}\]and \[CaC{{l}_{2}}\]
  done clear
  C)
   \[{{H}_{2}}S{{O}_{4}}\]and \[N{{H}_{3}}\]
  done clear
  D)
   \[NaN{{O}_{3}}\]and \[Pb{{(N{{O}_{3}})}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer73) \[Cu\] have the F.C.C. unit cell and length is 362 Pm what will be density of copper:
  A)
   \[6.29g/c{{m}^{3}}~\]
  done clear
  B)
   \[2.23\text{ }g/c{{m}^{3}}\]
  done clear
  C)
   \[4.45\text{ }g/c{{m}^{3}}\]    
  done clear
  D)
   \[8.90\text{ }g/c{{m}^{3}}\]
  done clear
  View Answer play_arrow

• question_answer74) What does form in which of the following from the electrolysis of sodium propionate solution?
  A)
   Ethane 
  done clear
  B)
   Acetylene
  done clear
  C)
   Ethyl alcohol   
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer75) \[2A+B\xrightarrow{{}}C\] to the formation of 15 mole of C how much mole of A you will take in a jug if \[85%\] in the process?
  A)
   \[12.5~\]                            
  done clear
  B)
   \[17.5\]
  done clear
  C)
   \[35.3\]              
  done clear
  D)
          \[30\]
  done clear
  View Answer play_arrow

• question_answer76) Equal resonance length of \[C-C\]bond in benzene due to:
  A)
   resonance     
  done clear
  B)
   tautomerism
  done clear
  C)
   \[s{{p}^{2}}\]hybridisation
  done clear
  D)
   isomerism
  done clear
  View Answer play_arrow

• question_answer77) Match box shows:
  A)
   Cubic geometry
  done clear
  B)
   Orthorhombic geometry
  done clear
  C)
   Monoclinic geometry
  done clear
  D)
   Tetragonal geometry
  done clear
  View Answer play_arrow

• question_answer78) The electro conductivity is highest in:
  A)
   sodium hydroxide
  done clear
  B)
   \[C{{H}_{3}}C{{O}_{2}}H\]
  done clear
  C)
   hydrogen cyanide
  done clear
  D)
   \[{{H}_{2}}C{{O}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer79) Which of the following compound whose gives two combine carbon acid on oxidation is?
  A)
   \[{{C}_{2}}{{H}_{5}}OH\]    
  done clear
  B)
   \[C{{H}_{3}}CON{{H}_{2}}\]
  done clear
  C)
   \[{{C}_{2}}{{H}_{5}}N{{H}_{2}}\]    
  done clear
  D)
   ethyl nitrite
  done clear
  View Answer play_arrow

• question_answer80) The oxidation number of \[Ni\] and \[N{{H}_{3}}\]in complex \[{{[Ni{{(N{{H}_{3}})}_{6}}]}^{+2}}\] is:
  A)
   \[N{{H}_{3}}=0\,\,Ni=+2\]
  done clear
  B)
   \[Ni=+1,\,N{{H}_{3}}=-1/6\]
  done clear
  C)
   \[Ni=+1,\,N{{H}_{3}}=+1/6\]
  done clear
  D)
   \[Ni=+0,\,N{{H}_{3}}=+2\]
  done clear
  View Answer play_arrow

• question_answer81) Which of the following order is correct c metal radius in \[IA\] group?
  A)
   \[K>Rb>Cs\]
  done clear
  B)
   \[Li>Na>K\]
  done clear
  C)
   \[Cs<K<Li\]
  done clear
  D)
   \[Na<K<Rb\]
  done clear
  View Answer play_arrow

• question_answer82) The conjugated base of \[{{[{{H}_{2}}P{{O}_{4}}]}^{-}}\] is:
  A)
   \[{{H}_{2}}{{P}_{4}}{{O}_{7}}\]     
  done clear
  B)
   \[{{[HP{{O}_{4}}]}^{-2}}\]
  done clear
  C)
   \[H\]           
  done clear
  D)
   \[P{{O}_{4}}^{-3}\]
  done clear
  View Answer play_arrow

• question_answer83) In which of the following oxidation state shows by the iodine?
  A)
   \[+1,-1,+3,+5\]
  done clear
  B)
   \[+1,-1,+3,+5,+7\]
  done clear
  C)
   \[+1,+3,+5\]
  done clear
  D)
   \[+1,+3,+7\]
  done clear
  View Answer play_arrow

• question_answer84) In which of the following is not ion?
  A)
   \[NaN{{O}_{3}}\]                           
  done clear
  B)
   \[CaC{{O}_{3}}\]
  done clear
  C)
   \[CaB{{r}_{2}}\]              
  done clear
  D)
          \[{{P}_{4}}{{S}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer85) This electronic configuration shows element of: \[\underset{1S}{\mathop{}}\,\,\,\,\,\,\,\,\,\,\,\underset{2S}{\mathop{}}\,\,\,\,\,\,\,\,\,\,\,\,\,\underset{2P}{\mathop{}}\,\]
  A)
   oxygen                               
  done clear
  B)
   neon
  done clear
  C)
   fluorine              
  done clear
  D)
          nitrogen
  done clear
  View Answer play_arrow

• question_answer86) In this reaction \[X+2YU+3V\] chemically known that \[10g\]of X react with \[20g\]of mixture of Y gives \[5g\]of U. Then quantity of V will be:
  A)
   \[30g\]                
  done clear
  B)
   \[25g\]
  done clear
  C)
   \[2.5g\]          
  done clear
  D)
   none of these
  done clear
  View Answer play_arrow

• question_answer87) In which of the following will be oxidized to the formation of ketone?
  A)
   t-butyl alcohol 
  done clear
  B)
   2-butanol
  done clear
  C)
   1-butanol      
  done clear
  D)
   2-Propanol
  done clear
  View Answer play_arrow

• question_answer88) \[C{{l}_{2}}+{{H}_{2}}SHCl+S.\]In this chemically reaction changes in oxidation number of sulphur is:
  A)
   \[0\] to \[2\]                                    
  done clear
  B)
   \[-2\]to \[0\]
  done clear
  C)
   \[2\]to \[0\]                     
  done clear
  D)
          \[-2\] to \[-1\]
  done clear
  View Answer play_arrow

• question_answer89) Which of the following react with \[A{{g}_{2}}S\]ore to the obtained of \[A{{g}_{2}}S\] ore in solution:
  A)
   \[C{{H}_{3}}CN\]      
  done clear
  B)
   \[{{[Fe{{(CN)}_{6}}]}^{4-}}\]
  done clear
  C)
   \[{{C}_{6}}{{H}_{5}}CN\]
  done clear
  D)
   \[NaCN\]
  done clear
  View Answer play_arrow

• question_answer90) \[X+C{{H}_{3}}COOH\xrightarrow{{}}Ester+{{H}_{2}}O,\], X is:
  A)
   alcohol                                
  done clear
  B)
   pyridine
  done clear
  C)
   alkane                 
  done clear
  D)
          acid
  done clear
  View Answer play_arrow

• question_answer91) In which of the compound of urea?
  A)
   Ammonium thiocyanate
  done clear
  B)
   Ammonium cyanide
  done clear
  C)
   Ammonium cyanate
  done clear
  D)
   Glacin
  done clear
  View Answer play_arrow

• question_answer92) \[C{{H}_{3}}-O-{{C}_{2}}{{H}_{5}}+HI\xrightarrow{{}}A,\] product A is:
  A)
   \[C{{H}_{3}}I+{{C}_{2}}{{H}_{5}}I\]
  done clear
  B)
   \[C{{H}_{3}}I+{{C}_{2}}{{H}_{5}}OH\]
  done clear
  C)
   \[C{{H}_{3}}CHI+C{{H}_{3}}OH\]
  done clear
  D)
   \[C{{H}_{3}}OH+C{{H}_{3}}C{{H}_{2}}OH\]
  done clear
  View Answer play_arrow

• question_answer93) The acetone obtained from the ozonolysis of:
  A)
   isobutene      
  done clear
  B)
   2-butene
  done clear
  C)
   butyne        
  done clear
  D)
   1-butene
  done clear
  View Answer play_arrow

• question_answer94) Which of die following example to the formation of \[C{{H}_{3}}-CH=N-N{{H}_{2}}\] from the reaction between acetaldehyde and hydrazin?
  A)
   Electrophilic substitution
  done clear
  B)
   Nucleophilic substitution
  done clear
  C)
   Alimesh
  done clear
  D)
   Condensation
  done clear
  View Answer play_arrow

• question_answer95) The heat of hydrozination of \[C{{H}_{2}}=C{{H}_{2}}\] is \[30kcal/mole,\] what is the heat of hydrozination of 1, 3 butadiene?
  A)
   \[63\text{ }kcal/mole\]
  done clear
  B)
   \[57\text{ }kcal/mole\]
  done clear
  C)
   \[\text{60 }kcal/mole\]
  done clear
  D)
   \[30\text{ }kcal/mole\]
  done clear
  View Answer play_arrow

• question_answer96) Which of the following is incorrect?
  A)
   \[{{H}_{4}}\text{ }EDTA\]tetrabasic
  done clear
  B)
   \[{{H}_{2}}S{{O}_{4}}\]dibasic
  done clear
  C)
   \[{{H}_{3}}P{{O}_{4}}\]tribasic
  done clear
  D)
   \[{{H}_{3}}P{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer97) In which of the following will have highest hydration?
  A)
   \[Rb\] 
  done clear
  B)
                         \[Cs\]
  done clear
  C)
   \[Na\]                 
  done clear
  D)
          \[K\]
  done clear
  View Answer play_arrow

• question_answer98) Which of the following structure is false?
  A)
   \[C{{H}_{3}}-O=N=O\]
  done clear
  B)
   \[C{{H}_{3}}-C{{H}_{2}}-NH\]
  done clear
  C)
   \[C{{H}_{3}}-CH=O-H\]
  done clear
  D)
                      
  done clear
  View Answer play_arrow

• question_answer99) The \[_{p}{{K}_{a}}\] \[HN{{O}_{2}}\]is \[3.37\]. What is the pH of \[0.01mole/litre\]aqueous solution of\[HN{{O}_{2}}\]?
  A)
   \[2.69\]              
  done clear
  B)
          \[8.67\]
  done clear
  C)
   \[1.69\]              
  done clear
  D)
          \[3.57\]
  done clear
  View Answer play_arrow

• question_answer100) \[\alpha \] particle is:
  A)
   \[H{{e}^{+}}\]                  
  done clear
  B)
   \[He\]  
  done clear
  C)
    \[_{2}H{{e}^{4}}\]         
  done clear
  D)
          \[{{[H{{e}_{2}}]}^{+2}}\]
  done clear
  View Answer play_arrow

• question_answer101) Which of the following obtained from the effect of a molecule on \[Mg\]?
  A)
   \[Si\]   
  done clear
  B)
          \[Pa\]   
  done clear
  C)
  \[P\]                     
  done clear
  D)
          \[Ra\]
  done clear
  View Answer play_arrow

• question_answer102) In which of the following shows resonance structure?
  A)
   
  done clear
  B)
   
  done clear
  C)
  
  done clear
  D)
   
  done clear
  View Answer play_arrow

• question_answer103) Quick lime and slacked lime respectively is:
  A)
   \[CaO\]and \[CaC{{O}_{3}}\]
  done clear
  B)
   \[Ca{{(OH)}_{2}}\]and \[CaO\]
  done clear
  C)
   \[CaO\] and \[Ca{{(OH)}_{2}}\]
  done clear
  D)
   \[CaC{{O}_{3}}\] and \[Ca{{(OH)}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer104) In which of the following become reducting of metal (this reaction is not balanced equation):
  A)
   \[{{[C{{r}_{2}}{{O}_{7}}]}^{-2}}\xrightarrow{{}}{{[Cr{{O}_{4}}]}^{-2}}\]
  done clear
  B)
   \[{{[Fe{{(CN)}_{6}}]}^{-4}}\xrightarrow{{}}{{[Fe{{(CN)}_{6}}]}^{-3}}\]
  done clear
  C)
   \[Mn{{O}_{4}}^{-}\xrightarrow{{}}Mn{{O}_{2}}\]
  done clear
  D)
   \[Mn{{O}_{4}}^{-2}\xrightarrow{{}}Mn{{O}_{4}}^{-1}\]
  done clear
  View Answer play_arrow

• question_answer105) The ore of copper is:
  A)
   Bauxite        
  done clear
  B)
   malachite
  done clear
  C)
   cinnabar       
  done clear
  D)
   none of these
  done clear
  View Answer play_arrow

• question_answer106) What is the proper of transition element in the following:
  A)
   High ionization potential
  done clear
  B)
   Positive reduction potential
  done clear
  C)
   Changes oxidation state
  done clear
  D)
   Low melting point
  done clear
  View Answer play_arrow

• question_answer107) The relation between 2C and K in equilibrium is:
  A)
   \[{{K}_{p}}={{K}_{c}}{{(RT)}^{\Delta n}}\]
  done clear
  B)
   \[{{K}_{p}}={{K}_{c}}\times RT\]
  done clear
  C)
   \[{{K}_{c}}={{K}_{p}}{{(RT)}^{\Delta n}}\]
  done clear
  D)
   \[{{K}_{c}}={{K}_{p}}\times \Delta n\]
  done clear
  View Answer play_arrow

• question_answer108) In which of the following show the cis- trans geometry isomerism?
  A)
   \[ClC{{H}_{2}}C{{H}_{2}}Cl\]
  done clear
  B)
   \[C{{l}_{2}}C=C{{H}_{2}}\]
  done clear
  C)
   \[C{{l}_{2}}C=CC{{l}_{2}}\]
  done clear
  D)
   \[ClCH=CHCl\]
  done clear
  View Answer play_arrow

• question_answer109) Which of the following is natural polymer?
  A)
   Polythene      
  done clear
  B)
   Nitro cellulose
  done clear
  C)
   Backelite       
  done clear
  D)
   Rubber
  done clear
  View Answer play_arrow

• question_answer110) What is hybridisation of N in pyrole and tri-methyl amine?
  A)
   \[s{{p}^{2}}\]                   
  done clear
  B)
   \[s{{p}^{3}}\]
  done clear
  C)
   \[sp\]        
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer111) Nylon is the polymer of:
  A)
   Acetylene         
  done clear
  B)
   Butadyene
  done clear
  C)
   Adipic acid    
  done clear
  D)
   Ethylene
  done clear
  View Answer play_arrow

• question_answer112) The false name of \[NaCl\] is:
  A)
   Sodium chloride
  done clear
  B)
   GIobar salt
  done clear
  C)
   Rock salt       
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer113) In \[C{{H}_{3}}C{{H}_{2}}OH,\] \[C{{H}_{3}}-O-C{{H}_{3}}\] isomerism is:
  A)
   functional isomerism                 
  done clear
  B)
   position isomerism
  done clear
  C)
   chain isomerism
  done clear
  D)
   none of these
  done clear
  View Answer play_arrow

• question_answer114) Allotropes of carbon is:
  A)
   diamond      
  done clear
  B)
   graphite          
  done clear
  C)
   both  and 
  done clear
  D)
   none of these
  done clear
  View Answer play_arrow

• question_answer115) \[C{{H}_{3}}CHO+G.R.\xrightarrow{{}}X\]product is:
  A)
   \[{{(C{{H}_{3}})}_{2}}CHOH\]
  done clear
  B)
   \[C{{H}_{3}}-O-C{{H}_{2}}\]
  done clear
  C)
   \[C{{H}_{3}}OH\]      
  done clear
  D)
   \[C{{H}_{3}}COOH\]
  done clear
  View Answer play_arrow

• question_answer116) \[10,18,36,54\]and 86 atomic number have all element is:
  A)
   light metal     
  done clear
  B)
   inert gas
  done clear
  C)
   weak earth metal
  done clear
  D)
   halogen
  done clear
  View Answer play_arrow

• question_answer117) The minimum configuration of an element is \[4{{s}^{1}},3{{d}^{10}}\]possible element is:
  A)
   element of a group 10th
  done clear
  B)
   a metal
  done clear
  C)
   a non metal
  done clear
  D)
   liquid at \[{{2981}^{o}}C\]
  done clear
  View Answer play_arrow

• question_answer118) Which of the following tells self going reaction:
  A)
   \[E>O\]       
  done clear
  B)
   \[\Delta G>O\]
  done clear
  C)
   \[K>Q\]         
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer119) \[{{C}_{6}}{{H}_{5}}COC{{H}_{3}}\]react with \[NaOH\]and bromine gives:
  A)
   \[CHB{{r}_{3}}\]
  done clear
  B)
   \[{{C}_{6}}{{H}_{5}}CONa\]
  done clear
  C)
   \[{{C}_{6}}{{H}_{5}}CONa+CHB{{r}_{3}}\]
  done clear
  D)
   \[C{{H}_{3}}COONa\]
  done clear
  View Answer play_arrow

• question_answer120) The value of \[\Delta {{G}^{o}}\] of \[1\text{ }mole\] of gaseous number is \[87\text{ }kJ/mole\]at \[{{25}^{o}}C\]. At this temperature the value of 2C will be:
  A)
   \[1.8\times {{10}^{15}}\]      
  done clear
  B)
          \[35\]
  done clear
  C)
   \[5.7\times {{10}^{-15}}\]           
  done clear
  D)
          \[4.9\]
  done clear
  View Answer play_arrow

• question_answer121) The half-life of 1 molecule is 1 hour, its rate of dissociation is 1000 per second at that time then after 3 hours. Its rate of dissociation will be:
  A)
   \[333\]                                
  done clear
  B)
   \[100\]
  done clear
  C)
   \[250\]                
  done clear
  D)
          \[125\]
  done clear
  View Answer play_arrow

• question_answer122) The magnetic moment of complex \[Kn[Mn{{F}_{6}}]\] is \[4.9\text{ }BM\]. What is the oxidation of \[Mn\] and what is the value of n:
  A)
   \[M(V);n=1\]
  done clear
  B)
   \[Mn(II);n=4\]
  done clear
  C)
   \[M(III);n=3\]
  done clear
  D)
   \[Mn(IV);n=2\]
  done clear
  View Answer play_arrow

• question_answer123) Which statement is incorrect of \[AgCl\]?
  A)
   \[AgCl\] is the more soluble than \[KI\].
  done clear
  B)
   \[AgCl\] gives precipitate
  done clear
  C)
   \[AgCl\] is less soluble in water
  done clear
  D)
   \[AgI\] is less soluble than \[AgCl\]
  done clear
  View Answer play_arrow

• question_answer124) In which of the following atomic weight is correct?                      
  A)
   \[B=9.016\text{ }amu~\]
  done clear
  B)
   \[B=10.26\text{ }amu\]
  done clear
  C)
   \[N=14.123\text{ }amu\]
  done clear
  D)
   \[0=10.02\text{ }amu\]
  done clear
  View Answer play_arrow

• question_answer125) The formula of brown ring complex compound in \[[Fe{{({{H}_{2}}O)}_{5}}N{{O}^{+}}]S{{O}_{4}},\] What is the oxidation number of \[Fe\]?
  A)
   \[+1\]                                                  
  done clear
  B)
   \[+3\]
  done clear
  C)
   \[+2\]                  
  done clear
  D)
          \[-1\]
  done clear
  View Answer play_arrow

• question_answer126) A compound which molar concentration is \[240g/mole\]and empirical formula is \[C{{H}_{2}}O\] then its molecular formula is:
  A)
   \[{{C}_{6}}{{H}_{16}}{{O}_{8}}\]  
  done clear
  B)
   \[C{{l}_{2}}{{H}_{22}}{{O}_{12}}\]
  done clear
  C)
   \[{{C}_{6}}{{H}_{12}}{{O}_{6}}\]
  done clear
  D)
   \[{{C}_{4}}{{H}_{8}}{{O}_{4}}\]
  done clear
  View Answer play_arrow

• question_answer127) The pH of water is 7. A substance dissolve in water then pH increase \[pH=13\] substance Y a salt is:
  A)
   strong acid and strong base
  done clear
  B)
   strong acid and weak base
  done clear
  C)
   weak acid and weak base
  done clear
  D)
   weak acid and strong base
  done clear
  View Answer play_arrow

• question_answer128) In which of the following atom has minimum radii?
  A)
   \[Cl\]                                   
  done clear
  B)
   \[K\]
  done clear
  C)
   \[Ar\]                  
  done clear
  D)
          \[S\]
  done clear
  View Answer play_arrow

• question_answer129) In which of the following is para-uranium element?
  A)
   \[Po,Fm,Md\]   
  done clear
  B)
   \[Bk,Cf,Am\]
  done clear
  C)
   \[TM,Nd,Pm\]   
  done clear
  D)
   \[Th,Np,Pu\]
  done clear
  View Answer play_arrow

• question_answer130) In which of the following reagent react with \[{{C}_{6}}{{H}_{6}}\]?
  A)
   \[Br/Fe\]
  done clear
  B)
   \[C{{H}_{3}}Cl/Al\]
  done clear
  C)
   \[HN{{O}_{3}}\]
  done clear
  D)
   Cold dilute \[KMn{{O}_{4}}\]
  done clear
  View Answer play_arrow

• question_answer131) Benzene react with \[C{{H}_{3}}Cl/AlC{{l}_{3}}\]. This reaction is called as:
  A)
   Friedel Craft reaction
  done clear
  B)
   Aldol condensation
  done clear
  C)
   Riemer Tiemann reaction
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer132) If the \[{{K}_{sp}}\] of \[AgCl\]is \[25\times {{10}^{-12}}\] at\[{{25}^{o}}C\]. Then solubility of \[AgCl\] is:
  A)
   \[5\times {{10}^{-13}}\]
  done clear
  B)
   \[7.4\times {{10}^{-7}}\]
  done clear
  C)
   \[5\times {{10}^{-6}}\]       
  done clear
  D)
   \[2.5\times {{10}^{-6}}\]
  done clear
  View Answer play_arrow

• question_answer133) The molar solubility for a solid \[[Mg{{(OH)}_{2}}]\]is 5 and solubility product is \[{{K}_{sp}}\] will be:
  A)
   \[s\]             
  done clear
  B)
   \[{{s}^{3}}\]
  done clear
  C)
   \[4{{s}^{3}}\]            
  done clear
  D)
   none of these
  done clear
  View Answer play_arrow

• question_answer134) Which of the substance is used in solar cells?
  A)
   \[Cs\]                                  
  done clear
  B)
   \[Si\]
  done clear
  C)
   \[Sn\]                  
  done clear
  D)
          \[Tn\]
  done clear
  View Answer play_arrow

• question_answer135) Which of the following deficiency scurvy disease is obtained?
  A)
   follic acid      
  done clear
  B)
   Ascorbic acid
  done clear
  C)
   Neocin        
  done clear
  D)
   Thiamine
  done clear
  View Answer play_arrow

• question_answer136) The special property in plastic teflon from due to which element?
  A)
   \[F\]                    
  done clear
  B)
   \[P\]    
  done clear
  C)
   \[N\]                   
  done clear
  D)
          \[Cl\]
  done clear
  View Answer play_arrow

• question_answer137) The addition of pH and \[pOH\]in aqueous solution will:
  A)
   \[7\]    
  done clear
  B)
                          \[_{p}{{K}_{\omega }}\]
  done clear
  C)
   \[1\]                    
  done clear
  D)
          zero
  done clear
  View Answer play_arrow

• question_answer138) Which subshell for any atom is wrong?
  A)
   \[2f\]                   
  done clear
  B)
          \[3s\]   
  done clear
  C)
   \[4d\]                  
  done clear
  D)
          \[5f\]
  done clear
  View Answer play_arrow

• question_answer139) Which of the following configuration is correct for the nitrogen?
  A)
   \[1{{s}^{2}},2{{s}^{2}}2{{p}^{2}}x2p{{y}^{1}}\]
  done clear
  B)
   \[1{{s}^{2}},2{{s}^{2}}2{{p}^{2}}x2p{{y}^{1}}z\]
  done clear
  C)
    \[1{{s}^{2}},2{{s}^{2}},2p{{x}^{1}},2p{{y}^{1}},2{{p}^{1}}z\]
  done clear
  D)
   \[1{{s}^{2}},2{{s}^{2}}2{{p}^{3}}x\]
  done clear
  View Answer play_arrow

• question_answer140) Who discovered the electron on the drop of oil:
  A)
   Milikan       
  done clear
  B)
   Rutherford
  done clear
  C)
   Chadwick     
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer141) The bond order of \[He{{H}^{+}}\] is:
  A)
   \[3/2\]                
  done clear
  B)
          \[1\]    
  done clear
  C)
   \[1/2\]                
  done clear
  D)
          \[2\]
  done clear
  View Answer play_arrow

• question_answer142) In which of the following the percentage of carbon is very high?
  A)
   Stainless steel
  done clear
  B)
   Steel
  done clear
  C)
   Cast yon
  done clear
  D)
   Electric decomposed copper
  done clear
  View Answer play_arrow

• question_answer143) \[{{N}_{2}}{{O}_{4}}2N{{O}_{2}}\] In this reaction the dissociation of \[{{N}_{2}}{{O}_{4}}\] is X then the how much mole will of \[{{N}_{2}}{{O}_{4}}\] and \[N{{O}_{2}}\] at equilibrium:
  A)
   \[{{(1-x)}^{2}}\]                              
  done clear
  B)
   \[1\]
  done clear
  C)
   \[(1+x)\]            
  done clear
  D)
          \[2\]
  done clear
  View Answer play_arrow

• question_answer144) The forward rate of reaction is \[2.5\times {{10}^{-4}}\]at equilibrium for a reaction and backward rate of reaction is\[7.5\times {{10}^{-4}}\]. Then velocity constant is:
  A)
   \[2\]                                    
  done clear
  B)
          \[3\]
  done clear
  C)
          \[1/3\]                                
  done clear
  D)
          none of these
  done clear
  View Answer play_arrow

• question_answer145) Which of the following formula is more reactive for hydrolysis?
  A)
   \[-COOR\]
  done clear
  B)
          \[-CON{{H}_{2}}\]
  done clear
  C)
          \[-COOH\]
  done clear
  D)
          \[-COCl\]
  done clear
  View Answer play_arrow

• question_answer146) A element is A. Whose electronic configuration is\[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{3}}\]. This element conbined with \[Ca\] and formed a compound. The formula of compound is:
  A)
   \[C{{a}_{3}}A\]                                
  done clear
  B)
          \[C{{a}_{3}}{{A}_{2}}\]
  done clear
  C)
          \[C{{a}_{2}}{{A}_{3}}\]                                 
  done clear
  D)
          \[CaA\]
  done clear
  View Answer play_arrow

• question_answer147) Which orbital is used in centre atom in \[N{{H}_{2}}\] bonding?
  A)
   \[s{{p}^{2}}\]                   
  done clear
  B)
          \[s{{p}^{3}}\]  
  done clear
  C)
          \[sp\]                                  
  done clear
  D)
          \[s\]
  done clear
  View Answer play_arrow

• question_answer148) The isoelectronic of sulphide ion is:
  A)
   \[Kr\]                                  
  done clear
  B)
          \[Ne\]
  done clear
  C)
          \[Ar\]                                  
  done clear
  D)
          \[Cl\]
  done clear
  View Answer play_arrow

• question_answer149) Which of the following is not isoelectronic species?
  A)
   \[Mg\] and \[N\]    
  done clear
  B)
          \[Be\]and \[N\]
  done clear
  C)
          \[O\] and \[N\]      
  done clear
  D)
          \[Mg\] and \[O\]
  done clear
  View Answer play_arrow

• question_answer150) Addition of \[B{{r}_{2}}\] on \[C{{H}_{2}}=CH-C{{H}_{2}}-C{{H}_{3}}\]gives:
  A)
   \[Br-C{{H}_{2}}-\overset{Br}{\mathop{\overset{|}{\mathop{C}}\,}}\,H-CH-C{{H}_{3}}\]
  done clear
  B)
          \[Br-C{{H}_{2}}-C{{H}_{2}}\overset{Br}{\mathop{\overset{|}{\mathop{-C}}\,}}\,H-C{{H}_{3}}\]
  done clear
  C)
          \[B{{r}_{2}}-C{{H}_{2}}-C{{H}_{2}}-\underset{Br}{\mathop{\underset{|}{\mathop{C}}\,}}\,H-C{{H}_{3}}\]
  done clear
  D)
          \[Br-C{{H}_{2}}-C{{H}_{2}}-C{{H}_{2}}-\underset{Br}{\mathop{\underset{|}{\mathop{C}}\,}}\,{{H}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer151) According to Markownikoffs rule addition of water on 1-butene gives:               
  A)
   primary alcohol
  done clear
  B)
          tertiary alcohol
  done clear
  C)
          secondary alcohol
  done clear
  D)
          none of these                   
  done clear
  View Answer play_arrow

• question_answer152)  IUPAC name is:
  A)
   1-amino, 1-phenyl, 2-methyl propane
  done clear
  B)
          2-methyl 1-amino 1-phenyl propane
  done clear
  C)
          1-amino 2-methyl 1-phenyl propane
  done clear
  D)
          1-isopropyl 1-phenyl methyl amine
  done clear
  View Answer play_arrow

• question_answer153) Strong acid is:
  A)
   \[C{{H}_{3}}-C{{O}_{2}}H\]
  done clear
  B)
          \[C{{H}_{3}}C{{H}_{2}}-C{{O}_{2}}-H\]
  done clear
  C)
          \[Cl-C{{H}_{2}}-COOH\]
  done clear
  D)
          \[Cl-C{{H}_{2}}-C{{O}_{2}}-H\]
  done clear
  View Answer play_arrow

• question_answer154) Which carbonium ion is highly stable?
  A)
   \[C{{H}_{2}}=C{{H}_{2}}C{{H}_{2}}\]
  done clear
  B)
          \[{{(C{{H}_{2}})}_{3}}{{C}^{+}}\]
  done clear
  C)
          \[P{{h}_{3}}{{C}^{+}}\]   
  done clear
  D)
          \[{{(C{{H}_{2}})}_{2}}C{{H}^{+}}\]
  done clear
  View Answer play_arrow

• question_answer155) In which of following is not classified glycin?           
  A)
   A-zwitter ion 
  done clear
  B)
          A base
  done clear
  C)
          L-amino acid
  done clear
  D)
          A chelating agent
  done clear
  View Answer play_arrow

• question_answer156) Incorrect for the glucose
  A)
   combined with \[6-C\]
  done clear
  B)
          mutarotation
  done clear
  C)
          aldose
  done clear
  D)
          disaccharide
  done clear
  View Answer play_arrow

• question_answer157) The IUPAC name of \[{{(C{{H}_{3}})}_{2}}CHCH(C{{H}_{3}})C{{H}_{2}}-CH=C{{H}_{2}}\] is:
  A)
   2-3 di methyl hexene
  done clear
  B)
          2, 3 di methyl hexane
  done clear
  C)
          4, 5, 5 trimethyl pentene
  done clear
  D)
          4, 5 di methyl hexene
  done clear
  View Answer play_arrow

• question_answer158) In which gives geometry isomerism?
  A)
   3-flouro propene
  done clear
  B)
          1-chloro propene
  done clear
  C)
          1, 2-dibromo ethylene
  done clear
  D)
          Penta 2-ene
  done clear
  View Answer play_arrow

• question_answer159) The electronic configuration of \[Mg\] \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}\]. The number of proton is:
  A)
   \[12\]                                  
  done clear
  B)
          \[10\]   
  done clear
  C)
          \[2\]                                    
  done clear
  D)
          \[6\]
  done clear
  View Answer play_arrow

• question_answer160) If X obey the octate rule then the number of unpaired electron pair will on it, if \[M-X-N\]compound formed:
  A)
   \[1\]                                    
  done clear
  B)
         \[2\]
  done clear
  C)
          \[0\]                                    
  done clear
  D)
          none of these
  done clear
  View Answer play_arrow

• question_answer161) The structure of ion of oxygen in peroxide, super oxide and ozonite respectively is:
  A)
   \[{{O}_{2}}^{-2},{{O}_{2}}^{-},{{O}_{3}}^{-}\]
  done clear
  B)
          \[{{O}_{2}}^{-2},{{O}^{-2}},{{O}^{3-}}\]
  done clear
  C)
          \[{{O}_{2}}^{-},{{O}_{2}}^{2},{{O}_{3}}^{-2}\]  
  done clear
  D)
          \[{{O}_{2}}^{-},{{O}_{3}}^{-3},{{O}_{3}}^{-2}\]
  done clear
  View Answer play_arrow

• question_answer162) In which ratio is correct of alkaline earth metal and family of chalcogen?
  A)
   \[1:1\]                                 
  done clear
  B)
          \[1:3\]
  done clear
  C)
          \[1:2\]                                 
  done clear
  D)
          \[2:1\]
  done clear
  View Answer play_arrow

• question_answer163) Add \[0.01M\text{ }HCl\]in some amount in aqueous solution of acetic acid:
  A)
   \[E{{q}^{m\,}}cone.\,decreases\,of\,C{{H}_{3}}COOH\]
  done clear
  B)
          \[E{{q}^{m}}cone.\,decreases\,of\,C{{H}_{3}}CO{{O}^{-}}\]
  done clear
  C)
          \[E{{q}^{m}}cone.\text{ }increases\text{ }of\text{ }C{{H}_{3}}CO{{O}^{-}}\]
  done clear
  D)
          No any change
  done clear
  View Answer play_arrow

• question_answer164) The chemically name of gammaxene:
  A)
   DDT
  done clear
  B)
          benzene hexa chloride
  done clear
  C)
          hexa chloro benzene
  done clear
  D)
          chloral
  done clear
  View Answer play_arrow

• question_answer165) The adipose tissue in the skin is found in the:
  A)
  dermis
  done clear
  B)
  subcutaneous layer
  done clear
  C)
  Malpighian layer
  done clear
  D)
  epidermal layer
  done clear
  View Answer play_arrow

• question_answer166) The colour of the skin is due to the presence of:            
  A)
               keratohyalin found in the layer stratum granulosum
  done clear
  B)
               collagen found in the subcutaneous layer
  done clear
  C)
               melanin present in the dermis
  done clear
  D)
               both a and b
  done clear
  View Answer play_arrow

• question_answer167) The mammary glands are derived from:
  A)
                       sweat glands                        
  done clear
  B)
               adipose tissue
  done clear
  C)
               hair follicles                          
  done clear
  D)
               sebaceous glands
  done clear
  View Answer play_arrow

• question_answer168) Which of the following is not a function of the mammalian skin?
  A)
               Display of emotions
  done clear
  B)
               Formation of vitamin D
  done clear
  C)
               Absorption of food scuff
  done clear
  D)
               Excretion of waste matter
  done clear
  View Answer play_arrow

• question_answer169) Which one of the following is not the part of the epidermis ?            
  A)
               Stratum granulosum         
  done clear
  B)
               Stratum lucidum
  done clear
  C)
               Stratum cornium                
  done clear
  D)
               Subcutaneous ayer
  done clear
  View Answer play_arrow

• question_answer170) Enzymes arc essential in our body because they:            
  A)
               supply the energy
  done clear
  B)
               coordinate nervous activities
  done clear
  C)
               catalyze biochemical reactions
  done clear
  D)
               are structural component of the body
  done clear
  View Answer play_arrow

• question_answer171) The inorganic catalyst attached to enzymes is called:            
  A)
               activator                                
  done clear
  B)
               lysozyme
  done clear
  C)
               apoenzyme                          
  done clear
  D)
               inhibitor
  done clear
  View Answer play_arrow

• question_answer172) Metabolic processes in living organisms are catalyzed by:            
  A)
               hormones                             
  done clear
  B)
               enzymes
  done clear
  C)
               lipids                                        
  done clear
  D)
               amino acids
  done clear
  View Answer play_arrow

• question_answer173) Breaking down of organic compounds in the body and liberation of energy is :            
  A)
               a catabolic process
  done clear
  B)
               an anabolic process
  done clear
  C)
               a digestive process
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer174) The process of synthesis of glycogen formation in the liver is due to:            
  A)
               glycolysis                               
  done clear
  B)
               glycogenolysis
  done clear
  C)
               glycogenesis                        
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer175) Vitamins are:            
  A)
               organic compounds          
  done clear
  B)
               hormones                             
  done clear
  C)
               minerals
  done clear
  D)
                                      salts
  done clear
  View Answer play_arrow

• question_answer176) the following the function that includes all the others is :
  A)
               excretion                               
  done clear
  B)
               metabolism                          
  done clear
  C)
               digestion                               
  done clear
  D)
               respiration
  done clear
  View Answer play_arrow

• question_answer177) A nutrient which is used to build protoplasm is;            
  A)
               fat                                            
  done clear
  B)
               protein
  done clear
  C)
                                      carbohydrate   
  done clear
  D)
               calcium
  done clear
  View Answer play_arrow

• question_answer178) Two elements needed for building healthy teeth and bones are:            
  A)
               iron and calcium
  done clear
  B)
               phosphorous and iron
  done clear
  C)
               calcium and phosphorous
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer179) Apart of the digestive system which is not in contact with food is :            
  A)
               large intestine       
  done clear
  B)
               small intestine                     
  done clear
  C)
               trachea     
  done clear
  D)
                                      liver
  done clear
  View Answer play_arrow

• question_answer180) M. Saliva converts:            
  A)
               starch into maltose
  done clear
  B)
               fats into fatty acids
  done clear
  C)
               glycogen into glucose
  done clear
  D)
               proteins into amino acids
  done clear
  View Answer play_arrow

• question_answer181) A secretion that digests both carbohydrates and proteins is:            
  A)
               ptyalin                                    
  done clear
  B)
               pepsin    
  done clear
  C)
                                      pancreatic juice  
  done clear
  D)
               saliva
  done clear
  View Answer play_arrow

• question_answer182) Food is moved along the alimentary canal by the contraction known as :            
  A)
               peristalsis is          
  done clear
  B)
               epiglottis               
  done clear
  C)
               osmosis    
  done clear
  D)
                                      cyclosis
  done clear
  View Answer play_arrow

• question_answer183) Villi are present in the :
  A)
               large intestine     
  done clear
  B)
               small intestine                     
  done clear
  C)
               colon                                       
  done clear
  D)
               stomach
  done clear
  View Answer play_arrow

• question_answer184) Fatty acids are absorbed by the :            
  A)
               lacteals                                   
  done clear
  B)
               pylorous
  done clear
  C)
               colon        
  done clear
  D)
                                      capillaries
  done clear
  View Answer play_arrow

• question_answer185) Hydrochloric acid in the stomach is secreted by some special type of cells called :            
  A)
               peptic cells                            
  done clear
  B)
               goblet cells
  done clear
  C)
               oxyntic cells
  done clear
  D)
                                      gastric cells
  done clear
  View Answer play_arrow

• question_answer186) Enzyme carbohydrates dominate in the digestive tract of:            
  A)
               carnivores                             
  done clear
  B)
               omnivores
  done clear
  C)
               parasites  
  done clear
  D)
                                      herbivores
  done clear
  View Answer play_arrow

• question_answer187) In Horses, Rabbits, Hares, the cellulose gets digested in the :            
  A)
               caecum                                  
  done clear
  B)
               stomach
  done clear
  C)
               appendix  
  done clear
  D)
                                      rumen
  done clear
  View Answer play_arrow

• question_answer188) The pylorous is the constricted part of the alimentary canal which is situated between:            
  A)
               stomach and duodenum
  done clear
  B)
               oesophagus and stomach
  done clear
  C)
               duodenum and ileum
  done clear
  D)
               ileum and rectum
  done clear
  View Answer play_arrow

• question_answer189) The intestinal juice, succus entericus is secreted               by:
  A)
               Brunners gland   
  done clear
  B)
               Kupffer cells
  done clear
  C)
               crypts of Leiberkuhn        
  done clear
  D)
               goblet cells
  done clear
  View Answer play_arrow

• question_answer190) Below freezing point, the pepsin :            
  A)
               becomes over activated
  done clear
  B)
               gets destroyed
  done clear
  C)
               remains unaffected
  done clear
  D)
               gets inactivated
  done clear
  View Answer play_arrow

• question_answer191) The correct order of structures through which the air passes in the body is :            
  A)
               nasal cavity, larynx, trachea, bronchi, air sacs
  done clear
  B)
               bronchi, nasal cavity, larynx, trachea, air sacs
  done clear
  C)
               larynx bronchi, nasal cavity, trachea, air sacs
  done clear
  D)
               nasal cavity, trachea, larynx, bronchi, air sacs
  done clear
  View Answer play_arrow

• question_answer192) The trachea is prevented from collapsing by the presence by rings of:            
  A)
               striated muscles
  done clear
  B)
               cartilage     
  done clear
  C)
               adenoids                               
  done clear
  D)
               sinuses    
  done clear
  View Answer play_arrow

• question_answer193) The process of breathing is controlled by respiratory centre located in the:
  A)
                       spinal cord                            
  done clear
  B)
               cerebellum                      
  done clear
  C)
               medulla oblongata       
  done clear
  D)
               hypothalamus                  
  done clear
  View Answer play_arrow

• question_answer194) When the carbon dioxide concentration in blood increases, the rate of breathing will:
  A)
               remain unaffected            
  done clear
  B)
               decrease  
  done clear
  C)
                                      stop           
  done clear
  D)
                                      increase                       
  done clear
  View Answer play_arrow

• question_answer195) During inspiration :            
  A)
               the diaphragm gets raised and ribs get      lowered
  done clear
  B)
               both diaphragm and ribs raised
  done clear
  C)
               both diaphragm and ribs get lowered
  done clear
  D)
               the diaphragm get flattened and ribs get raised
  done clear
  View Answer play_arrow

• question_answer196) Which one of the following can respire in the absence of oxygen?            
  A)
               Amoeba                                 
  done clear
  B)
               Tapeworm
  done clear
  C)
                  House fly  
  done clear
  D)
                                      Hydra
  done clear
  View Answer play_arrow

• question_answer197)        The breathing rate gets increased by the increase in the content of :            
  A)
               nitrogen                                 
  done clear
  B)
               oxygen
  done clear
  C)
               carbon dioxide    
  done clear
  D)
               carbon monoxide
  done clear
  View Answer play_arrow

• question_answer198) The normal rate of respiration in man per             minute is about:                    
  A)
                       10 to 15 times      
  done clear
  B)
               16 to 20 times
  done clear
  C)
               19 to 21 times      
  done clear
  D)
               23 to 25 times
  done clear
  View Answer play_arrow

• question_answer199) A normal man at rest inspires and expires about 500 millilitres of air, this amount is known as:
  A)
               complimental volume of air    
  done clear
  B)
               tidal volume of air             
  done clear
  C)
               reserve volume of air
  done clear
  D)
               residual volume of air
  done clear
  View Answer play_arrow

• question_answer200) One of the following is not a respiratory pigment?            
  A)
               Anthocyanin                        
  done clear
  B)
               Haemoglobin
  done clear
  C)
               Haemoerythrin   
  done clear
  D)
               Haemocyanin
  done clear
  View Answer play_arrow

• question_answer201) The disease that occurs when the haemoglobin content of the blood goes down is :            
  A)
               plurisy                                     
  done clear
  B)
               emphysema
  done clear
  C)
               anaemia   
  done clear
  D)
                                      pneumonia
  done clear
  View Answer play_arrow

• question_answer202) The percentage of carbon dioxide, oxygen and nitrogen in exhaled air of man are about:
  A)
          \[0.04-16{}^\circ 79\]                     
  done clear
  B)
  \[0.4-20{}^\circ 70\]
  done clear
  C)
  \[4.0-20{}^\circ 79\]
  done clear
  D)
                                         \[4.0-16{}^\circ 79\]
  done clear
  View Answer play_arrow

• question_answer203) The transport of oxygen by the blood takes place by :            
  A)
               leucocytes                            
  done clear
  B)
               thrombocytes
  done clear
  C)
               plasma                                    
  done clear
  D)
               erythrocytes
  done clear
  View Answer play_arrow

• question_answer204) Theory throcytes of mammals are, without nucleus except in one of the following?            
  A)
               Man                                         
  done clear
  B)
               Monkey
  done clear
  C)
               Elephant  
  done clear
  D)
                                      Camel
  done clear
  View Answer play_arrow

• question_answer205) The blood in the vessels does not coagulate under normal conditions because of the presence of:            
  A)
               calcium                                   
  done clear
  B)
               heparin
  done clear
  C)
               prothrombin                        
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer206) Erythrocytes are formed in the:            
  A)
               thymus                                   
  done clear
  B)
               liver
  done clear
  C)
               bone marrow      
  done clear
  D)
               spleen
  done clear
  View Answer play_arrow

• question_answer207) All the following statements in respect of arteries are true except:            
  A)
               they contain valves
  done clear
  B)
               they are thick walled and contractile
  done clear
  C)
               they carry blood away from the heart
  done clear
  D)
               they contain elastic tissue
  done clear
  View Answer play_arrow

• question_answer208) All of the following veins carry deoxygenated blood except:            
  A)
               renal vein              
  done clear
  B)
                      superior vena cava
  done clear
  C)
               pulmonary vein  
  done clear
  D)
               inferior vena cava
  done clear
  View Answer play_arrow

• question_answer209) All of the following statements are true in            respect of white blood corpuscles except:
  A)
               they are formed  in lymph glands
  done clear
  B)
               they eat bacteria and-foreign bodies
  done clear
  C)
               they move like Amoeba
  done clear
  D)
               they move like Paramecium
  done clear
  View Answer play_arrow

• question_answer210) The impulse of the heart beat originates from:            
  A)
               Hensens node
  done clear
  B)
               Sinu auricular node
  done clear
  C)
               Ranviers node
  done clear
  D)
               Auriculo ventricular node
  done clear
  View Answer play_arrow

• question_answer211) A person with type A blood group may safely receive a transfusion of:
  A)
               type A B                 
  done clear
  B)
               type A and type O
  done clear
  C)
               type A and type AB
  done clear
  D)
               type AB and type O
  done clear
  View Answer play_arrow

• question_answer212) Serum is like plasma except that it has no:            
  A)
               haemoglobin                       
  done clear
  B)
               fibrin
  done clear
  C)
               fibrinogen                             
  done clear
  D)
               red blood corpuscles
  done clear
  View Answer play_arrow

• question_answer213) Circulation of blood is called open in :            
  A)
               Man          
  done clear
  B)
                                      Frog
  done clear
  C)
               Cockroach
  done clear
  D)
                                      Fish
  done clear
  View Answer play_arrow

• question_answer214) The correct sequence of steps in clotting of blood is:
  A)
                       platelet, fibrin, fibrinogen, thrombin, prothrombin
  done clear
  B)
               platelet, thrombin, fibrin, fibrinogen, prothrombin
  done clear
  C)
               platelet, fibrin,  fibrinogen, prothrombin, thrombin
  done clear
  D)
               platelet, prothrombin, thrombin, fibrinogen, fibrin
  done clear
  View Answer play_arrow

• question_answer215) Persons having no antigen in RBC and both a and b antibodies are known as universal donors. Their blood group is :
  A)
               A                                               
  done clear
  B)
               AB
  done clear
  C)
               O               
  done clear
  D)
                                      B
  done clear
  View Answer play_arrow

• question_answer216) The elimination of urea is termed as :
  A)
               ureotelism                            
  done clear
  B)
   ammonotelism
  done clear
  C)
               urecotelism                          
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer217) The filterate from the glomerulus contains :
  A)
               urea, uric acid, ammonia and water
  done clear
  B)
               urea and uric acid only
  done clear
  C)
               urea, uric acid and water
  done clear
  D)
               urea, uric acid, glucose and water
  done clear
  View Answer play_arrow

• question_answer218) Urea in the body of animals is formed as a result of:            
  A)
               deamination of amino acids
  done clear
  B)
               oxidation of glucose
  done clear
  C)
               hydrolysis of fats
  done clear
  D)
               emunification of fats
  done clear
  View Answer play_arrow

• question_answer219) The part of the brain which is most developed in higher primates is :            
  A)
               cerebellum                           
  done clear
  B)
               cerebrum
  done clear
  C)
               medulla oblongata            
  done clear
  D)
               olfactory lobes
  done clear
  View Answer play_arrow

• question_answer220) The cerebellum is concerned with :            
  A)
               memory
  done clear
  B)
               perception
  done clear
  C)
               intelligence
  done clear
  D)
               coordination of muscular movement
  done clear
  View Answer play_arrow

• question_answer221) A mass of cytons is called as :            
  A)
               synapse                                 
  done clear
  B)
   ganglion
  done clear
  C)
               motor nerve        
  done clear
  D)
   nerve fibre
  done clear
  View Answer play_arrow

• question_answer222) The pathway of reflex arc as:            
  A)
               sense organ, spinal cord, motor neuron, sensory nerve, muscle
  done clear
  B)
               sense organ, sensory neuron, motor neuron, spinal cord, muscle
  done clear
  C)
               sense organ, motor neuron, spinal cord, sensory neuron, muscles
  done clear
  D)
               sense organ, motor neuron, spinal cord, sensory neuron, muscle
  done clear
  View Answer play_arrow

• question_answer223) The sense of balance maintained with the help of:
  A)
                       hammer                 
  done clear
  B)
   strirrup
  done clear
  C)
               semicircular canals             
  done clear
  D)
   cochlea
  done clear
  View Answer play_arrow

• question_answer224) The small canal leading from pinna into the head in mammals is :
  A)
               Haversian canal   
  done clear
  B)
   auditory meatus
  done clear
  C)
               inguinal canal                       
  done clear
  D)
   eustachian tube
  done clear
  View Answer play_arrow

• question_answer225) The fluid present between the lens and the cornea in the eye is :
  A)
               aqueous humor  
  done clear
  B)
               endolymphatic fluid
  done clear
  C)
               vitreous humor
  done clear
  D)
               perilymphatic fluid
  done clear
  View Answer play_arrow

• question_answer226) The eye disease hypermetropia can becured by using:
  A)
               concave lens                    
  done clear
  B)
   convex lens
  done clear
  C)
               concavo-convex lens            
  done clear
  D)
   plane lens
  done clear
  View Answer play_arrow

• question_answer227) The unstriped muscles are found in :
  A)
               neck region                          
  done clear
  B)
   heart region
  done clear
  C)
               urinary bladder   
  done clear
  D)
   thigh region
  done clear
  View Answer play_arrow

• question_answer228) Hormones are distributed to the different body parts by:
  A)
               ducts                                       
  done clear
  B)
   blood
  done clear
  C)
               nerves                    
  done clear
  D)
          lymph
  done clear
  View Answer play_arrow

• question_answer229) Metamorphosis of Frog from tadpole to adult is controlled by :
  A)
               adrenalin                               
  done clear
  B)
   thyroxin
  done clear
  C)
               secretin                                  
  done clear
  D)
   insulin
  done clear
  View Answer play_arrow

• question_answer230) The basal metabolism rate of the body is regulated by:
  A)
               parathyroid                          
  done clear
  B)
   thymus
  done clear
  C)
               pituitary                                 
  done clear
  D)
   thyroid
  done clear
  View Answer play_arrow

• question_answer231) An endocrine gland known as gland of emergency is :
  A)
               pituitary                                 
  done clear
  B)
   parathyroid
  done clear
  C)
               adrenal                                   
  done clear
  D)
   pancreas
  done clear
  View Answer play_arrow

• question_answer232) One of the hormone, which when secreted increase the blood pressure, heart beat output of glucose in the blood :
  A)
               thyroxin                                 
  done clear
  B)
   aldosterone
  done clear
  C)
               adrenalin                               
  done clear
  D)
   testosterone
  done clear
  View Answer play_arrow

• question_answer233) Water vascular system is a pecularity of:
  A)
               Porifera                                  
  done clear
  B)
   Coelenterata
  done clear
  C)
               Mollusca                                
  done clear
  D)
   Echinodermata
  done clear
  View Answer play_arrow

• question_answer234) A definite number of segments is found in :
  A)
               Slug                                          
  done clear
  B)
   Earthworm
  done clear
  C)
               Leech                                      
  done clear
  D)
   Tapeworm
  done clear
  View Answer play_arrow

• question_answer235) Which of the following is a Coelenterate?
  A)
               Sea urchin                             
  done clear
  B)
   Sea horse
  done clear
  C)
               Sea pen                                  
  done clear
  D)
   Sea cucumber
  done clear
  View Answer play_arrow

• question_answer236) What is common amongst Tapeworm Liver fluke and Planaria?
  A)
               They are all segmented
  done clear
  B)
               They are all found in gut
  done clear
  C)
               They all have a coelom
  done clear
  D)
               They are all Hat
  done clear
  View Answer play_arrow

• question_answer237) You are examining a water sample from a pond which is full of water plants. You find an animal which is cylindrical and shows a long filamentous structure at one end. It is not stationary and shows variety of movements. It could:
  A)
               Paramecium        
  done clear
  B)
   Tadpole
  done clear
  C)
               Hydra                      
  done clear
  D)
          Amoeba
  done clear
  View Answer play_arrow

• question_answer238) Kala-azar is caused by :
  A)
               Trypanosoma      
  done clear
  B)
   Leishmania
  done clear
  C)
               Amoeba                 
  done clear
  D)
          tse-tse fly
  done clear
  View Answer play_arrow

• question_answer239) Which is the secretion of body of an insect?
  A)
               Lac     
  done clear
  B)
   Wax
  done clear
  C)
               Sulphur                  
  done clear
  D)
          Phosphorus
  done clear
  View Answer play_arrow

• question_answer240) Basic unit of compound eyes of Cockroach is:
  A)
               ocselli                                      
  done clear
  B)
   ommatidia
  done clear
  C)
               ratinule                  
  done clear
  D)
          crystalline core
  done clear
  View Answer play_arrow

• question_answer241) The larva of Housefly breathes by means of:
  A)
               gills                                           
  done clear
  B)
   trachea tubes
  done clear
  C)
               body surface        
  done clear
  D)
   does not breathe
  done clear
  View Answer play_arrow

• question_answer242) A normal human being will have:
  A)
               22 pairs of chromosome
  done clear
  B)
               23 pairs of chromosome
  done clear
  C)
               44 pairs of chromosome
  done clear
  D)
               46 pairs of chromosome
  done clear
  View Answer play_arrow

• question_answer243) The human sperm cell contains:
  A)
               46 chromosomes
  done clear
  B)
               44 chromosomes and 1X and 1Y chromosome
  done clear
  C)
               23 chromosomes only
  done clear
  D)
               23 chromosomes and 1X and 1Y chromosome
  done clear
  View Answer play_arrow

• question_answer244) The haemoglobin of people suffering from sickle cell anaemia differs from normal haemoglobin by one:
  A)
               lipid                                          
  done clear
  B)
   monosaccharide
  done clear
  C)
               fatty acid                               
  done clear
  D)
   amino acid
  done clear
  View Answer play_arrow

• question_answer245) If a man who is colour blind marries a woman who is pure normal for colour vision, the chances of their sons having colour blindness is:
  A)
               100% 
  done clear
  B)
                                          50 : 50
  done clear
  C)
               (zero) 0%                               
  done clear
  D)
   75 : 25
  done clear
  View Answer play_arrow

• question_answer246) Absence of a digit or limb in a man is due to:
  A)
               germinal variation              
  done clear
  B)
   somatic variation
  done clear
  C)
               continuous variation         
  done clear
  D)
   none of the above
  done clear
  View Answer play_arrow

• question_answer247) Brachydactyly is due to :
  A)
               dominant gene on the autosome
  done clear
  B)
               recessive gene on the autosome
  done clear
  C)
               dominant gene on the sex chromosome
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer248) Uncontrolled twitching of voluntary muscles is a symptom of:
  A)
               phenylketonuria
  done clear
  B)
   Hutingtons chorea
  done clear
  C)
               alkaptonuria                         
  done clear
  D)
   haemophilia
  done clear
  View Answer play_arrow

• question_answer249) The gene for haemophilia is located on:
  A)
               Y-chromosome   
  done clear
  B)
   X-chromosome
  done clear
  C)
               autosome                             
  done clear
  D)
   both a and b
  done clear
  View Answer play_arrow

• question_answer250) Cause of Downs syndrome is due to :
  A)
                           trisomy of 21st chromosome
  done clear
  B)
               trisomy of X chromosome
  done clear
  C)
               monosomy of 21s1 chromosome
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer251) A lady becomes haemophilic when the recessive gene responsible for it is located on:
  A)
               both autosome and sex chromosome
  done clear
  B)
               on X chromosome
  done clear
  C)
               both the X chromosome
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer252) The cause of Cat-cry syndrome is due to :
  A)
               loss of a segment of X chromosome
  done clear
  B)
               loss of a segment of 5th chromosome
  done clear
  C)
               loss of segment of \[\text{Y}\] chromosome
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer253) Deletition of a part of 22nd chromosome and its subsequent attachments to the 9th chromosome results in:
  A)
               bleeders disease                
  done clear
  B)
               phenylketonuria         
  done clear
  C)
               granulocytic leukemia      
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer254)             Webbed neck, low set ears and broad chest are the symptoms associated with :
  A)
               females having XXX chromosomes
  done clear
  B)
               females having XO chromosomes
  done clear
  C)
               females having XX chromosomes
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer255) Abnormal sterile male, with underdeveloped genetilia, feeble breasts and sponsely hairy body are symptoms associates with:            
  A)
               males having XXY chromosomes
  done clear
  B)
               males having XY chromosomes
  done clear
  C)
               males having XYY chromosomes
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer256) XYY  males  show  the  following symptoms :
  A)
               underdeveloped genitilia, sterile and feeble breasts
  done clear
  B)
               over developed genitilia, unusual increase in height, criminal bent of mind
  done clear
  C)
               normal height and normal development of genetilia
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer257) PKU is caused by the lack of gene for:
  A)
               a hormone                            
  done clear
  B)
   an enzyme                                        
  done clear
  C)
               liver cells                
  done clear
  D)
          brain cells
  done clear
  View Answer play_arrow

• question_answer258) The genotype for blood group B will be:
  A)
               AB or AB                                
  done clear
  B)
   BB or BO                            
  done clear
  C)
               AB or OO               
  done clear
  D)
          BB or AA
  done clear
  View Answer play_arrow

• question_answer259) The blood-group AB is considered universal recipient because it has :
  A)
               antibodies for A and B
  done clear
  B)
               antibodies neither for A nor for B
  done clear
  C)
               antibodies for B only
  done clear
  D)
               none of the above
  done clear
  View Answer play_arrow

• question_answer260) Chromosome other than sex chromoson is known as
  A)
               sex chromosome                                               
  done clear
  B)
               autosome                                             
  done clear
  C)
               autophage                            
  done clear
  D)
               chromomere
  done clear
  View Answer play_arrow

• question_answer261) The gene responsible for causing re green colour blindness is located on:
  A)
               autosome                 
  done clear
  B)
               X-chromosome                   
  done clear
  C)
               Y-chromosome                   
  done clear
  D)
   none of the above
  done clear
  View Answer play_arrow

• question_answer262) Gene in a test-tube was synthesized by:
  A)
               Watson and Crick               
  done clear
  B)
               H.G. Khorana                       
  done clear
  C)
               Arthur Komberg
  done clear
  D)
               Stanley Miller
  done clear
  View Answer play_arrow

• question_answer263) Surigical removal of testes is termed as:
  A)
               castration                              
  done clear
  B)
               IUD                          
  done clear
  C)
               vasectomy                            
  done clear
  D)
               gastrula
  done clear
  View Answer play_arrow

• question_answer264) The sex ratio in India in 2000 stands
  A)
               1000 males per 1200 females
  done clear
  B)
               1000 males per 965 females
  done clear
  C)
               1000 males per 1071 females
  done clear
  D)
               1000 males per 960 females
  done clear
  View Answer play_arrow

• question_answer265) Angiospermic companion cell is associated with:
  A)
   sieve tube         
  done clear
  B)
   vessels
  done clear
  C)
   tracheids             
  done clear
  D)
   gymnospermic tracheids
  done clear
  View Answer play_arrow

• question_answer266) Lateral roots are originated from:
  A)
   cortex                 
  done clear
  B)
          pericycle
  done clear
  C)
   endodermis    
  done clear
  D)
          pith
  done clear
  View Answer play_arrow

• question_answer267) Cricket bats are formed by the wood of plant:
  A)
   Pinus roxburghii
  done clear
  B)
         Morns alba
  done clear
  C)
   Cedrus deodara              
  done clear
  D)
   Salix purpurea
  done clear
  View Answer play_arrow

• question_answer268) Oil is obtained from which plant of Compositae family?
  A)
   Delbergia sissoo             
  done clear
  B)
   Glycine max
  done clear
  C)
   Carthamus tinctorius
  done clear
  D)
   Brassica                     
  done clear
  View Answer play_arrow

• question_answer269) Study of flower is called:     
  A)
   Anthology                         
  done clear
  B)
   Spermology
  done clear
  C)
   Malicology        
  done clear
  D)
          Agrostology
  done clear
  View Answer play_arrow

• question_answer270) Which of the following inhibits the enzymatic reaction by changing in the structure of enzyme?         
  A)
   Competitive inhibition
  done clear
  B)
   CoA                   
  done clear
  C)
   Irreversible inhibition     
  done clear
  D)
   Allosteric inhibition
  done clear
  View Answer play_arrow

• question_answer271) The light reaction of photosynthesis does not show:                    
  A)
   photolysis of water   
  done clear
  B)
   release of \[{{H}_{2}}\]
  done clear
  C)
   release of \[{{O}_{2}}\]                       
  done clear
  D)
              electron transport
  done clear
  View Answer play_arrow

• question_answer272) Epipetalous stamens, oblique septum and berry fruit is the characteristics of family:
  A)
   Solanaceae                       
  done clear
  B)
   Malvaceae
  done clear
  C)
   Cruciferae         
  done clear
  D)
          Labiatae
  done clear
  View Answer play_arrow

• question_answer273) Legume or pod is developed from:
  A)
   monocarpellary ovary
  done clear
  B)
   multicarpellary ovary
  done clear
  C)
   bicarpellary ovary
  done clear
  D)
   epigynous ovary
  done clear
  View Answer play_arrow

• question_answer274) What will be the sequence of nucleotides in RNA if DNA have ATTGGC sequence?
  A)
   TAAGGG            
  done clear
  B)
          UGATCA
  done clear
  C)
   ATAGCG            
  done clear
  D)
          UAACCG
  done clear
  View Answer play_arrow

• question_answer275) Which structure of enzyme help in active site formation?
  A)
   Quartemary                     
  done clear
  B)
   Tertiary
  done clear
  C)
   Secondary         
  done clear
  D)
          Primary
  done clear
  View Answer play_arrow

• question_answer276) Bulliform cells are found in:
  A)
   leaf of Wheat                  
  done clear
  B)
   pod of Pea
  done clear
  C)
   tuber of Potato
  done clear
  D)
          sped of Sunflower
  done clear
  View Answer play_arrow

• question_answer277) If a pin is hammered in Mango tree above 2 metre of base, what will be the height of pin after 5 year:
  A)
   5 metre              
  done clear
  B)
          3 metre
  done clear
  C)
   10 metre            
  done clear
  D)
          2 metre
  done clear
  View Answer play_arrow

• question_answer278) Endosperm of angiosperm is differ from gymnosperm because :
  A)
   endosperm forms before fertilization
  done clear
  B)
   it remains for some time only
  done clear
  C)
   endosperm does not form before fertilization
  done clear
  D)
   fat is present in angiosperm
  done clear
  View Answer play_arrow

• question_answer279) Parasexuality is involved with:
  A)
   fusion of gamete and protoplast
  done clear
  B)
   fusion of male gamete with secondary nucleus
  done clear
  C)
   fusion of protoplast
  done clear
  D)
   fusion of male and female gamete
  done clear
  View Answer play_arrow

• question_answer280) The flower divisible into two equal halves by a single vertical plane is called:
  A)
   zygomorphic                    
  done clear
  B)
   symmetrical
  done clear
  C)
   bilateral              
  done clear
  D)
          actinomorphic
  done clear
  View Answer play_arrow

• question_answer281) When pollen of a flower is transferred to stigma of other flower of same plant the phenomenon is called ?
  A)
   Allogamy
  done clear
  B)
   Autogamy
  done clear
  C)
   Dichogamy        
  done clear
  D)
          Cleistogamy
  done clear
  View Answer play_arrow

• question_answer282) The smallest flowering angiosperm is:
  A)
   Wolffia microsperma   
  done clear
  B)
   Moms alba
  done clear
  C)
   Ricinus communis
  done clear
  D)
         None of the above
  done clear
  View Answer play_arrow

• question_answer283) How many types of gametes may be produced by genotype D/d: E/e: F/f?
  A)
   27                                         
  done clear
  B)
   8
  done clear
  C)
   3                            
  done clear
  D)
          6
  done clear
  View Answer play_arrow

• question_answer284) Jumping genes were discovered by:
  A)
   H.G. Khorana                   
  done clear
  B)
   Jacob and Monad
  done clear
  C)
   B. McClintock                   
  done clear
  D)
   Beadle and Tatum
  done clear
  View Answer play_arrow

• question_answer285) Chromosome is consist of:
  A)
   DNA and ATP                   
  done clear
  B)
   DNA and histone
  done clear
  C)
   RNA and histone            
  done clear
  D)
   DNA and RNA
  done clear
  View Answer play_arrow

• question_answer286) Ions involved in photosystem-\[\text{II}\] are
  A)
   \[M{{n}^{++}}\] and \[C{{l}^{-}}\]
  done clear
  B)
   \[M{{g}^{+2}}\] and \[NO_{3}^{-}\]
  done clear
  C)
   \[F{{e}^{+2}}\] and \[C{{l}^{-}}\]   
  done clear
  D)
                          \[{{K}^{+}}\] and \[N{{a}^{+}}\]
  done clear
  View Answer play_arrow

• question_answer287) Formation of \[NADP{{H}_{2}}\] in chloroplast takes place in:
  A)
   non-cyclic photophosphorylation
  done clear
  B)
   cyclic photophosphorylation
  done clear
  C)
   oxidative phosphorylation
  done clear
  D)
   substrate level phosphorylation
  done clear
  View Answer play_arrow

• question_answer288) Xerophytic plant is:
  A)
   Brassica                             
  done clear
  B)
   Cuscuta
  done clear
  C)
   Hydrilla               
  done clear
  D)
          Capparis
  done clear
  View Answer play_arrow

• question_answer289) In fungus:
  A)
   absence of chlorophyII
  done clear
  B)
   presence of chlorophyll
  done clear
  C)
   presence of leucophyll
  done clear
  D)
   absence of leucophyu
  done clear
  View Answer play_arrow

• question_answer290) Chitgoza obtains from:
  A)
   Cycos revolute
  done clear
  B)
   Cedrus
  done clear
  C)
   Zamia                 
  done clear
  D)
          Pinus gerardiana
  done clear
  View Answer play_arrow

• question_answer291) Fucoxanthin is found in:
  A)
   Chlorophyceae               
  done clear
  B)
   Phaeophyceae
  done clear
  C)
   Rhodophyceae
  done clear
  D)
          Bacillariophyceae
  done clear
  View Answer play_arrow

• question_answer292) Cycas contains
  A)
   resin canal                         
  done clear
  B)
   mucilagenous canal
  done clear
  C)
   lactiferous canal
  done clear
  D)
          none of the above
  done clear
  View Answer play_arrow

• question_answer293) Mature sieve tube lacks:
  A)
   nucleus
  done clear
  B)
   nucleus and chloroplast
  done clear
  C)
   nucleolus and ER
  done clear
  D)
         all of the above
  done clear
  View Answer play_arrow

• question_answer294) The name cytokinin was proposed by:
  A)
   Letham (1963)                 
  done clear
  B)
   Miller (1964)
  done clear
  C)
   Skoog (1955)   
  done clear
  D)
          both (a) and (c)
  done clear
  View Answer play_arrow

• question_answer295) Which of the following transfer continuously from nucleus to cytoplasm?
  A)
   Cellulose                            
  done clear
  B)
   Glucose
  done clear
  C)
   RNA                     
  done clear
  D)
          DNA
  done clear
  View Answer play_arrow

• question_answer296) The cell organdies involved in energy transformation are:
  A)
   chloroplast and mitochondria
  done clear
  B)
   chloroplast and leucoplast
  done clear
  C)
   golgi body and mitochondria
  done clear
  D)
   mitochondria and leucoplast
  done clear
  View Answer play_arrow

• question_answer297) The process by which water enters into plant cell is called :
  A)
   diffusion                            
  done clear
  B)
   osmosis
  done clear
  C)
   endosmosis      
  done clear
  D)
          both (b) and (c)
  done clear
  View Answer play_arrow

• question_answer298) The life cycle of yeast is:
  A)
   diplobiontic                      
  done clear
  B)
   haplobiontic
  done clear
  C)
   haplodiplobiontic
  done clear
  D)
         all of the above
  done clear
  View Answer play_arrow

• question_answer299) Morphologically similar but physiologically dissimilar gametes are called :
  A)
   heterogamous                
  done clear
  B)
   isogamous
  done clear
  C)
   anisogamous   
  done clear
  D)
          syngamous
  done clear
  View Answer play_arrow

• question_answer300) In which of the following pyrenoids are present?
  A)
   Mnrchantia     
  done clear
  B)
   Riccia
  done clear
  C)
   Anthoceros      
  done clear
  D)
          all of the above
  done clear
  View Answer play_arrow

• question_answer301) Autecology is related with:
  A)
   animal ecology
  done clear
  B)
   plant ecology
  done clear
  C)
   ecological study of an individual species
  done clear
  D)
   study of growing community
  done clear
  View Answer play_arrow

• question_answer302) Liquid part of Coconut is called:
  A)
   male gametophyte       
  done clear
  B)
   nucellus
  done clear
  C)
   endosperm      
  done clear
  D)
          embryo
  done clear
  View Answer play_arrow

• question_answer303) Which of the following is biofertilizor?
  A)
   Polyporus                          
  done clear
  B)
   Azotobactor
  done clear
  C)
   Slaginella           
  done clear
  D)
          Bacillus
  done clear
  View Answer play_arrow

• question_answer304) Drug ephedrine is obtained from:
  A)
   Ephedra                             
  done clear
  B)
   Cycas
  done clear
  C)
   Pinus                   
  done clear
  D)
          Taxus
  done clear
  View Answer play_arrow

• question_answer305) Reindeer moss is:
  A)
   Cladonia rangifera        
  done clear
  B)
   Funaria
  done clear
  C)
   Sphnyinm          
  done clear
  D)
          Usnea
  done clear
  View Answer play_arrow

• question_answer306) Red rot of Sugarcane is caused by:
  A)
   Helminthosporium oryzae
  done clear
  B)
   Colletorichum falcatum
  done clear
  C)
   Cercospora personata
  done clear
  D)
   Alternaria solani
  done clear
  View Answer play_arrow

• question_answer307) If a tube is filled after one hour when rate of cell division is one division per minute. Then half of tube will filled in:
  A)
   30 minute                          
  done clear
  B)
   61 minute
  done clear
  C)
   59 minute          
  done clear
  D)
          45 minute
  done clear
  View Answer play_arrow

• question_answer308) Which of the following reaction takes place in Krebs cycle?
  A)
   Reduction of acetyle CoA into \[C{{O}_{2}}\] and \[{{H}_{2}}O\]
  done clear
  B)
   Oxidation of acetyle CoA into \[C{{O}_{2}}\] and \[{{H}_{2}}O\]
  done clear
  C)
   Oxidation of acetyle CoA with electron transport system into \[C{{O}_{2}}\] and \[{{H}_{2}}O\]
  done clear
  D)
   Oxidation of citric acid into \[{{H}_{2}}O\]
  done clear
  View Answer play_arrow

• question_answer309) The correct statement is:
  A)
   there is no diploid structure in sporogonium of Riccia
  done clear
  B)
   sporogonium of Riccia is divided into foot, seta and capsule
  done clear
  C)
   chloroplast is present in sporogonium and spore mother cell of Riccia
  done clear
  D)
   none of the above
  done clear
  View Answer play_arrow

• question_answer310) Gossypium is an:
  A)
   bast fibre             
  done clear
  B)
          pappus
  done clear
  C)
   outgrowth of testa
  done clear
  D)
         outgrowth of  pericarp
  done clear
  View Answer play_arrow

• question_answer311) Electron microscope was discovered by:
  A)
   Knoll and Ruska              
  done clear
  B)
   Ivanowski          
  done clear
  C)
          Lederberg and Tatum  
  done clear
  D)
   none of the above
  done clear
  View Answer play_arrow

• question_answer312) The leaves of Mimosa pudica droops down when touch because:
  A)
   leaves has nervous system
  done clear
  B)
   leaves are very tender
  done clear
  C)
   the turgor pressure of leaf base changes
  done clear
  D)
   vascular bundle become dead
  done clear
  View Answer play_arrow

• question_answer313) Angiopperm and gymnosperm both are similar in respect of:
  A)
   fertilization method      
  done clear
  B)
   presence of ovule
  done clear
  C)
   presence of vessels
  done clear
  D)
   nature of endosperm
  done clear
  View Answer play_arrow

• question_answer314) Root pressure is measured by:
  A)
   barometer                        
  done clear
  B)
   auxanometer  
  done clear
  C)
          manometer      
  done clear
  D)
          photometer
  done clear
  View Answer play_arrow

• question_answer315) The living fossil is:
  A)
   Finns                                   
  done clear
  B)
   Cedrus
  done clear
  C)
   Ginkgo               
  done clear
  D)
          None of these
  done clear
  View Answer play_arrow

• question_answer316) In snapdragon when red and white flowered plants are crossed \[{{F}_{1}}\] generation (is pink in colour of flower. Now \[{{F}_{1}}\] offspring is crossed with white flowered plant than off springs will be:
  A)
   ratio of red and white flower is 3 : 1
  done clear
  B)
   10% red flower
  done clear
  C)
   ratio of red, pink and white is 1 : 2 : 1
  done clear
  D)
   ratio of pink and white flowered plants is 1 : 1
  done clear
  View Answer play_arrow

• question_answer317) Kaziranga is associated with:
  A)
   Rhinoceros                       
  done clear
  B)
   Tigers
  done clear
  C)
   Birds                    
  done clear
  D)
          Lions
  done clear
  View Answer play_arrow

• question_answer318) Blue-green algae is found in:
  A)
   Cycas                                  
  done clear
  B)
   Pinus
  done clear
  C)
   Scales of Marchantia   
  done clear
  D)
   Rice in
  done clear
  View Answer play_arrow

• question_answer319) Turpentine oil is obtained from:
  A)
   Pinus                                   
  done clear
  B)
   Cycas
  done clear
  C)
   Cedrus                
  done clear
  D)
          Petroleum
  done clear
  View Answer play_arrow

• question_answer320) In gametophyte of fern:
  A)
   prothallus is  independent from sporophyte
  done clear
  B)
   prothallus is attached with sporophyte
  done clear
  C)
   it is main plant body
  done clear
  D)
   a structure attached with rhizome
  done clear
  View Answer play_arrow

• question_answer321) The  lack of fruit  formation  in gymnosperm is due to:
  A)
   absence of fertilization
  done clear
  B)
   lack of seeds                    
  done clear
  C)
   naked ovule
  done clear
  D)
   sheding of immature seed
  done clear
  View Answer play_arrow

• question_answer322) In Pteridium meiosis takes place at the time of:
  A)
   spore formation
  done clear
  B)
   organ formation in prothallus
  done clear
  C)
   spore germination         
  done clear
  D)
   gamete formation
  done clear
  View Answer play_arrow

• question_answer323) Club moss is the common name of:
  A)
   Selaginella                        
  done clear
  B)
   Funaria
  done clear
  C)
   Polaniogeton    
  done clear
  D)
          Lycopodium
  done clear
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• question_answer324) Pneumatophores (respiratory roots) are found in:
  A)
   Pistia                                   
  done clear
  B)
   Cahbranchia
  done clear
  C)
   Rhizophora      
  done clear
  D)
          All of the above
  done clear
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• question_answer325) All tissues consist of cells sentence was said by:
  A)
   Wallace                              
  done clear
  B)
   Virchow
  done clear
  C)
   Schleiden          
  done clear
  D)
          None of these
  done clear
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• question_answer326) The part of mushroom comes out from soil is called:
  A)
   basidiocarp                       
  done clear
  B)
   ascogonium
  done clear
  C)
   ascocarp            
  done clear
  D)
          pericarp
  done clear
  View Answer play_arrow

• question_answer327) The red colour of red sea is due to which of the following blue-green algae:
  A)
   Chlamydomonas nivalis
  done clear
  B)
   Anabaena         
  done clear
  C)
          Microcystis
  done clear
  D)
   Trichodesmhim
  done clear
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• question_answer328) The vascular bundle which have phloem in both side of xylem is called:
  A)
   Radial                                  
  done clear
  B)
   Bicollateral
  done clear
  C)
   Collateral           
  done clear
  D)
          Amphicribral
  done clear
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• question_answer329) Bean is non-endospermic seed because :
  A)
   at the germination time, cotyledons come out from soil
  done clear
  B)
   endosperm is absent
  done clear
  C)
   embryo have two cotyledons with starch
  done clear
  D)
   endosperm is filled with albumin
  done clear
  View Answer play_arrow

• question_answer330) Parthenogenesis takes place when:
  A)
   unfertilized egg develops into an embryo
  done clear
  B)
   embryo forms with the fusion of egg and sperm
  done clear
  C)
   embryo formation occurs from other cell
  done clear
  D)
   sperm forms the embryo
  done clear
  View Answer play_arrow

• question_answer331) Which of the following is prokaryotes?
  A)
   Vaucheria                         
  done clear
  B)
   Ficus
  done clear
  C)
   Sargassum      
  done clear
  D)
          Oscillatoria
  done clear
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• question_answer332) Rauwolfiu serpentina is used for the treatment of:
  A)
   blood pressure               
  done clear
  B)
   diabetes
  done clear
  C)
   lack of sleeping               
  done clear
  D)
   paralysis
  done clear
  View Answer play_arrow

• question_answer333) Caryopsis is the characteristic of family:
  A)
   Poaceae
  done clear
  B)
                                          Fabaceae
  done clear
  C)
   Asteraceae       
  done clear
  D)
          Malvaceae
  done clear
  View Answer play_arrow

• question_answer334) Extra chromosomal DNA is found in:
  A)
   golgi body and lysosome
  done clear
  B)
   chloroplast and mitochondria
  done clear
  C)
   plastid and ribosome
  done clear
  D)
   none of the above
  done clear
  View Answer play_arrow

• question_answer335) Enzymes used in glycolysis are found in:
  A)
   inner membrane of mitochondria
  done clear
  B)
   outer membrane of mitochondria
  done clear
  C)
   cytoplasm
  done clear
  D)
   none of the above
  done clear
  View Answer play_arrow

• question_answer336) In the glucose synthesis \[{{H}_{2}}\] obtains from:
  A)
   \[FAD{{H}_{2}}\]            
  done clear
  B)
          \[NADP{{H}_{2}}\]
  done clear
  C)
   \[{{H}_{2}}O\]                 
  done clear
  D)
          \[n(C{{H}_{2}}O)\]
  done clear
  View Answer play_arrow

• question_answer337) In T.S. of root:
  A)
   metaxylem present inner side and protoxylem in in outer side
  done clear
  B)
   protoxylem present in inner side and metaxylem in outer side
  done clear
  C)
   protoxylem remains absent     
  done clear
  D)
   protoxylem and metaxylem are not present on same radius        
  done clear
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• question_answer338) The reason of dropsy is:          
  A)
   Ricinus communis          
  done clear
  B)
   Argemon maxicana
  done clear
  C)
   Sunflower         
  done clear
  D)
          Datura
  done clear
  View Answer play_arrow

• question_answer339) The function of restriction enzyme is:
  A)
   cleavages of protein     
  done clear
  B)
   cleavages of DNA
  done clear
  C)
   cleavages of fat 
  done clear
  D)
                          cleavages of starch              
  done clear
  View Answer play_arrow

• question_answer340) When a solute is dissolved in pure solvent, the change in diffusion pressure called:
  A)
   diffusion                            
  done clear
  B)
   DFD
  done clear
  C)
   osmosis              
  done clear
  D)
          endosmosis
  done clear
  View Answer play_arrow

• question_answer341) The correct statement is:
  A)
   perithecium is the fruiting body of Aspergillus
  done clear
  B)
   sexual reproduction of Albugo is oogamous
  done clear
  C)
   Ascomycetes are known as club fungi
  done clear
  D)
   sexual reproduction in Helminthosporium is oogamous
  done clear
  View Answer play_arrow

• question_answer342) In pond ecosystem which of the following is not affected by temperature?
  A)
   Metalimnion   
  done clear
  B)
   Epilimnion
  done clear
  C)
   Hypolimnion   
  done clear
  D)
          All of the above
  done clear
  View Answer play_arrow

• question_answer343) Phylloclade is the modification of:
  A)
   root                                     
  done clear
  B)
   petiole
  done clear
  C)
   stem                    
  done clear
  D)
          leaf
  done clear
  View Answer play_arrow

• question_answer344) Rennin used in cheese industry is an:
  A)
   antibiotic                           
  done clear
  B)
   enzyme
  done clear
  C)
   inhibitor             
  done clear
  D)
          alkaloid
  done clear
  View Answer play_arrow

• question_answer345) Nucellus is found in:
  A)
   leaf                                      
  done clear
  B)
   ovule
  done clear
  C)
   pollen                 
  done clear
  D)
          cell
  done clear
  View Answer play_arrow

• question_answer346) Hormone used for ripening fruits is:
  A)
   ethylene                            
  done clear
  B)
   auxin
  done clear
  C)
   cytokinin            
  done clear
  D)
          ABA
  done clear
  View Answer play_arrow

• question_answer347) Cystolith is made up of:
  A)
   calcium oxide                   
  done clear
  B)
   calcium oxilate  
  done clear
  C)
                 calcium carbonate        
  done clear
  D)
   calcium chloride             
  done clear
  View Answer play_arrow

• question_answer348) Maximum number of chromosomes are present in:
  A)
   Lycopodium                     
  done clear
  B)
   Ophioglossum
  done clear
  C)
   Triticum              
  done clear
  D)
          Cycas
  done clear
  View Answer play_arrow

• question_answer349) The fruit of orange is:
  A)
   pome                                  
  done clear
  B)
   pepo
  done clear
  C)
   drupe                  
  done clear
  D)
          hesperidium
  done clear
  View Answer play_arrow

• question_answer350) Rubber is obtained from:
  A)
   latex                    
  done clear
  B)
   wood
  done clear
  C)
   wool                    
  done clear
  D)
          Coconut epicarp
  done clear
  View Answer play_arrow

• question_answer351) Tunica-corpus theory was proposed by:
  A)
   Hanstem                            
  done clear
  B)
   C. Nagelli
  done clear
  C)
   Schmidt              
  done clear
  D)
          Skoog
  done clear
  View Answer play_arrow

• question_answer352) Synapsis takes place in:
  A)
   pachytene                        
  done clear
  B)
   zygotene
  done clear
  C)
   diplotene          
  done clear
  D)
          leptotene
  done clear
  View Answer play_arrow

• question_answer353) The edible part of Cabbage is:
  A)
   stem                                    
  done clear
  B)
   bud (leafy)
  done clear
  C)
   inflorescence   
  done clear
  D)
          flower
  done clear
  View Answer play_arrow

• question_answer354) In monocot grafting is impossible due to the presence of:
  A)
   open vascular bundles
  done clear
  B)
   closed vascular bundles
  done clear
  C)
   scattered vascular bundles
  done clear
  D)
   sclerenchymatus hypodermis
  done clear
  View Answer play_arrow

• question_answer355) The algae used in space research is:
  A)
   Cephalcuros                     
  done clear
  B)
   Gelidium
  done clear
  C)
   Chlorella            
  done clear
  D)
          Gracilaria
  done clear
  View Answer play_arrow

• question_answer356) Water blooms are caused by:
  A)
   Chlamydomonas           
  done clear
  B)
   Microcystis
  done clear
  C)
   Hydrodictyon   
  done clear
  D)
          Oedogonium
  done clear
  View Answer play_arrow

• question_answer357) The movement of pollen tube towards ovule is called:
  A)
   chemotropism
  done clear
  B)
   hydrotropism
  done clear
  C)
   thigmotropism
  done clear
  D)
          geotropism
  done clear
  View Answer play_arrow

• question_answer358) Diakinesis is found in:
  A)
   metaphase-I of meiosis
  done clear
  B)
   prophase-I of meiosis
  done clear
  C)
   prophase-II of meiosis
  done clear
  D)
   metaphase of mitosis
  done clear
  View Answer play_arrow

• question_answer359) The site of lipid synthesis is:
  A)
   smooth endoplasmic reticulum
  done clear
  B)
   rough endoplasmic reticulum
  done clear
  C)
   golgi body         
  done clear
  D)
          free ribosomes
  done clear
  View Answer play_arrow

• question_answer360) The father of Botany is:
  A)
   Theophrastus                  
  done clear
  B)
   Robert Hook
  done clear
  C)
   Louis Pasteur   
  done clear
  D)
          Mendel
  done clear
  View Answer play_arrow

• question_answer361) Botanical herbarium of India are classified according to classification of:
  A)
   Bentham and Hooker
  done clear
  B)
   Hutchinson
  done clear
  C)
   Engler and Pranti            
  done clear
  D)
   Bauhin
  done clear
  View Answer play_arrow

• question_answer362) Taxa is a:
  A)
   order                                   
  done clear
  B)
   genera
  done clear
  C)
   taxonomic group of any rank
  done clear
  D)
   taxonomic groups below than species
  done clear
  View Answer play_arrow

• question_answer363) Indian rubber is obtained from:
  A)
   Picas elastic                      
  done clear
  B)
   Mangifera indica
  done clear
  C)
   Citrus                  
  done clear
  D)
          all of the above
  done clear
  View Answer play_arrow

• question_answer364) If a plant species does not occur naturally. That will be classified in Red Data Book as a/an:
  A)
   extinct                
  done clear
  B)
          rare
  done clear
  C)
   endangered     
  done clear
  D)
          commonly found
  done clear
  View Answer play_arrow