Solved papers for EAMCET Medical EAMCET Medical Solved Paper-2010

done EAMCET Medical Solved Paper-2010 Total Questions - 160

• question_answer1) A battery of emf 2.1 V and internal resistance is shunted for 5 s by a wire of constant resistance 0.02\[\Omega \],mass 1 g and specific heat 0.1 cal/g/°C. The rise in the temperature of the wire is
  A)
  \[10.7{}^\circ C\]                             
  done clear
  B)
  \[21.4{}^\circ C\]
  done clear
  C)
  \[107{}^\circ C\]                              
  done clear
  D)
  \[214{}^\circ C\]
  done clear
  View Answer play_arrow

• question_answer2) The current- voltage graph for a given metallic wire at two different temperatures t) and \[{{T}_{1}}\]and \[{{T}_{2}}\]is shown in the figure. The temperatures \[{{T}_{1}}\]and \[{{T}_{2}}\] are related as
  A)
                  \[{{T}_{1}}>{{T}_{2}}\]                                  
  done clear
  B)
                   \[{{T}_{1}}<{{T}_{2}}\]
  done clear
  C)
                  \[{{T}_{1}}={{T}_{2}}\]                                  
  done clear
  D)
                   \[{{T}_{1}}>2{{T}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer3) For a thermocouple the temperature of cold junction (Tc), neutral temperature (Tn) and temperature of inversion (Ti) are \[0{}^\circ C\], \[285{}^\circ C\] and \[585{}^\circ C\] respectively. If the temperature of cold junction is raised to \[10{}^\circ C\], then
  A)
                  \[{{T}_{n}}=\text{ }275{}^\circ C\text{ }and\text{ }{{T}_{i}}=\text{ }570{}^\circ C\]
  done clear
  B)
                  \[{{T}_{n}}=\text{ }275{}^\circ C\text{ }and\text{ }{{T}_{i}}=\text{ }560{}^\circ C\]
  done clear
  C)
                  \[{{T}_{n}}=\text{ }285{}^\circ C\text{ }and\text{ }{{T}_{i}}=\text{ }560{}^\circ C\]
  done clear
  D)
                  \[{{T}_{n}}=\text{ }295C\text{ }and\text{ }{{T}_{i}}=\text{ }580{}^\circ C\]
  done clear
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• question_answer4) A wire of length 6.28 m is bent into a circular coil of 2 turns. If a current of 0.5 A exists in the coil, the magnetic moment of the coil is, in\[~A-{{m}^{2}}\]
  A)
                   \[\frac{\pi }{4}\]                                             
  done clear
  B)
                   \[\frac{1}{4}\]
  done clear
  C)
                   \[\pi \]                                
  done clear
  D)
                   4\[\pi \]
  done clear
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• question_answer5) A metal rod of length 2 m is rotating with an angular velocity of 100 rad/s in a plane perpendicular to uniform magnetic field of T. The potential difference between the ends of rod is
  A)
                   30 V                                     
  done clear
  B)
                   40 V
  done clear
  C)
                   60 V                                     
  done clear
  D)
                   600 V
  done clear
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• question_answer6) A wire loop PQRSP is constructed by joining two semi-circular coils of radii r1 and r2 respectively as shown in the figure. If the current flowing in the loop is 1, then the magnetic induction at the point O is                
  A)
                  \[\frac{{{\mu }_{0}}i}{4}\left[ \frac{1}{{{r}_{1}}}-\frac{1}{{{r}_{2}}} \right]\]
  done clear
  B)
                  \[\frac{{{\mu }_{0}}i}{4}\left[ \frac{1}{{{r}_{1}}}+\frac{1}{{{r}_{2}}} \right]\]
  done clear
  C)
                  \[\frac{{{\mu }_{0}}i}{2}\left[ \frac{1}{{{r}_{1}}}-\frac{1}{{{r}_{2}}} \right]\]
  done clear
  D)
                  \[\frac{{{\mu }_{0}}i}{2}\left[ \frac{1}{{{r}_{1}}}+\frac{1}{{{r}_{2}}} \right]\]
  done clear
  View Answer play_arrow

• question_answer7) The threshold frequency of the metal of the cathode in a photoelectric cell is \[1\times {{10}^{15}}Hz.\] When a certain beam of light is incident on the cathode, it is found that a slopping potential 4.144 V is required to reduce the current to zero.                 The frequency of the incident radiation is
  A)
                  \[2.5\times {{10}^{15}}Hz\]                        
  done clear
  B)
                   \[2\times {{10}^{15}}Hz\]
  done clear
  C)
                   \[4.144\times {{10}^{15}}Hz\]                   
  done clear
  D)
                   \[3\times {{10}^{16}}Hz\]
  done clear
  View Answer play_arrow

• question_answer8) A photon of wavelength 6630 k is incident on a totally reflecting surface. The momentum delivered by the photon is equal to
  A)
                   \[6.63\times {{10}^{-27}}k{{g}^{-}}m/s\]
  done clear
  B)
                   \[2\times {{10}^{-27}}k{{g}^{-}}m/s\]
  done clear
  C)
                   \[{{10}^{-27}}k{{g}^{-}}m/s\]
  done clear
  D)
                   None of the above
  done clear
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• question_answer9) If 200 MeV of energy is released in the fission of nucleus of \[_{92}{{U}^{235}},\]the number of nuclei that undergo fission to produce energy of 10 kWh in 1 s
  A)
                  \[11.25\times {{10}^{18}}\]                         
  done clear
  B)
                   \[22.5\times {{10}^{17}}\]
  done clear
  C)
                  \[11.25\times {{10}^{17}}\]                         
  done clear
  D)
                   \[22.5\times {{10}^{18}}\]
  done clear
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• question_answer10) In the figures shown below                
  A)
                   In both Fig. (a) and Fig. (b) the diodes are forward based
  done clear
  B)
                   In both Fig. (a) and Fig. (b) the diodes are reverse biased
  done clear
  C)
                   In Fig-  the diode is forward biased and in Fig.  the diode is reverse biased
  done clear
  D)
                   In Fig,  the diode is reverse biased and in Fig.  it is forward biased
  done clear
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• question_answer11) A body weighs 22.42 g and has a measured volume of 4.7 cc The possible errors in the measurement of mass and volume are 0.01 g and cc. Then the maximum error percentage in the density will be
  A)
                   22%                                      
  done clear
  B)
                   2.2%
  done clear
  C)
                   0.22%                                  
  done clear
  D)
                   0.022%
  done clear
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• question_answer12) A man moves 20 m North, then 10 m East and then 10\[\sqrt{2}\] m South-West, his displacement is
  A)
                   20 m North
  done clear
  B)
                   10\[\sqrt{2}\] m North-West
  done clear
  C)
                   10\[\sqrt{2}\]m South-East
  done clear
  D)
                   10 m North
  done clear
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• question_answer13) An electron moving at a speed of \[5\times {{10}^{6}}m{{s}^{-1}}\] is shot through a sheet of paper which is \[2.1\times {{10}^{-4}}cm\]thick. The electron emerges from the paper with speed of \[2\times {{10}^{6}}m{{s}^{-1}}.\] The rime taken by the electron in a second to pass through the paper sheet is
  A)
                  \[5\times {{10}^{-12}}\]                               
  done clear
  B)
                   \[6\times {{10}^{-13}}\]
  done clear
  C)
                  \[3\times {{10}^{-12}}\]                               
  done clear
  D)
                   \[5\times {{10}^{-13}}\]
  done clear
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• question_answer14) Match conservation laws in list I with the processes in List II

  	List I		List II
  A. B. C. D.	Linear momentum Angular momentum Kinetic energy Total energy	1. 2. 3. 4. 5.	Elastic collision Inelastic collision No external force No external torque All physical processes

                                  The correct match is:
  A)
                  A-3         B-4         C-1         C-5
  done clear
  B)
                  A-4         B-3         C-1         C-5
  done clear
  C)
                  A-5         B-4         C-2         C-1
  done clear
  D)
                  A-5         B-3         C-4         C-1
  done clear
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• question_answer15) The kinetic energy K of a particle of mass m moving along a circle of radius R depends on distance covered s as K= as2. Then the acceleration of particle is given by
  A)
                   \[\frac{2as}{m}{{\left( 1+\frac{{{s}^{2}}}{{{R}^{2}}} \right)}^{1/2}}\]                       
  done clear
  B)
                   \[\frac{2as}{m}{{\left( 1-\frac{{{s}^{2}}}{{{R}^{2}}} \right)}^{1/2}}\]
  done clear
  C)
                   \[\frac{2a{{s}^{2}}}{mR}\]                                          
  done clear
  D)
                   \[\frac{2as}{m}\]
  done clear
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• question_answer16) A sphere of mass m moving with constant velocity hits another stationary sphere of the same mass. If e is the coefficient of restitution, aid the ratio of velocities of the two spheres after die collision will be
  A)
                   \[\frac{1}{e}\] 
  done clear
  B)
                   \[\frac{1-e}{1+e}\]        
  done clear
  C)
                   \[\frac{e}{1+e}\]            
  done clear
  D)
                   \[\frac{e+1}{e}\]
  done clear
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• question_answer17) Two particles A and B initially at rest move towards each other under a mutual force of attraction. At the instant when the velocity of A is v and that of B is 2v. The velocity of centre of mass of the system is
  A)
                   zero                                     
  done clear
  B)
                   v
  done clear
  C)
                   2v                                         
  done clear
  D)
                   3v
  done clear
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• question_answer18) A car is traveling along a curved road of radius r. If die coefficient of friction between the tyres and the road is \[\mu \], the car will skid if its speed exceeds
  A)
                   \[2\sqrt{\mu rg}\]                                         
  done clear
  B)
                   \[3\sqrt{\mu rg}\]
  done clear
  C)
                   \[\sqrt{2\mu rg}\]                                         
  done clear
  D)
                   \[\sqrt{\mu rg}\]
  done clear
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• question_answer19) PQR is a right angled triangular plate of uniform thickness as shown in the figure. If I1, I2 and I3 are moments of inertia about PQ, QR and PR axes respectively, then
  A)
                   \[{{I}_{3}}<{{I}_{2}}<{{I}_{1}}\]                
  done clear
  B)
                    \[{{I}_{1}}={{I}_{2}}={{I}_{3}}\]
  done clear
  C)
                   \[{{I}_{2}}>{{I}_{1}}>{{I}_{3}}\]                
  done clear
  D)
                   \[{{I}_{3}}>{{I}_{1}}>{{I}_{2}}\]
  done clear
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• question_answer20) The radius of gyration of solid sphere of radius R about a certain axis is also equal to R. If r is die distance between the axis and the centre of the sphere, then r is equal to
  A)
                   R                                           
  done clear
  B)
                   0.5 R
  done clear
  C)
                   \[\sqrt{0.6}\]R                                 
  done clear
  D)
                   zero
  done clear
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• question_answer21) The period of revolution of Jupiter around the sun is 12 times the period of revolution of the earth around the sun. The distance between the Jupiter and sun is n times the distance between the earth and sun. Then the value of n is
  A)
                   (144)3/2                               
  done clear
  B)
                   (144)2/3
  done clear
  C)
                   \[\sqrt[3]{144}\]                             
  done clear
  D)
                   \[\sqrt[4]{144}\]
  done clear
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• question_answer22) A mass M is suspended from a light spring. An additional mass m is added, displaces the spring further by a distance x. Now, the combined mass will oscillate with a period
  A)
                   \[T=2\pi \sqrt{\frac{mg}{x\left( M+m \right)}}\]              
  done clear
  B)
                   \[T=2\pi \sqrt{\frac{x\left( M+m \right)}{mg}}\]
  done clear
  C)
                   \[T=\frac{2\pi }{3}\sqrt{\frac{mg}{\left( M+m \right)x}}\]           
  done clear
  D)
                   \[T=2\pi \sqrt{\frac{\left( M+m \right)}{mgx}}\]
  done clear
  View Answer play_arrow

• question_answer23) A 4.0 m long copper wire of cross-sectional area \[1.2\text{ }c{{m}^{2}}\]is stretched by a force of \[4.8\times {{10}^{3}}N,\] If Youngs modulus for copper is Y = 1.2 x 1011 N/m2, the increase in length of wire and strain energy stored per unit volume are
  A)
                   \[1.32\times {{10}^{-4}}m,66\times {{10}^{3}}J\]
  done clear
  B)
                  \[~132\times {{10}^{-4}}m,6.6\times {{10}^{2}}J\]
  done clear
  C)
                   \[13.2\times {{10}^{-4}}6.6\times {{10}^{3}}J\]
  done clear
  D)
                   \[0.132\times {{10}^{-4}}m,66\times {{10}^{4}}J\]
  done clear
  View Answer play_arrow

• question_answer24) A spherical liquid drop of diameter D breaks up to n identical spherical drops. If the surface tension of [lie liquid is \[\sigma \], the change in energy in this process is
  A)
                   \[\pi \sigma {{D}^{2}}\left( {{n}^{1/3}}-1 \right)\]            
  done clear
  B)
                   \[\pi \sigma {{D}^{2}}\left( {{n}^{2/3}}-1 \right)\]
  done clear
  C)
                   \[\pi \sigma {{D}^{2}}\left( n-1 \right)\]                               
  done clear
  D)
                   \[\pi \sigma {{D}^{2}}\left( {{n}^{4/3}}-1 \right)\]
  done clear
  View Answer play_arrow

• question_answer25) A tank of height 5 m is full of water. There is a hole of cross-sectional area 1 cm2 in its bottom, The volume of water that will come out from this hole per second is (g = 10 m/s2)
  A)
                   10-3 m3/s                            
  done clear
  B)
                   10-4 m3 /s
  done clear
  C)
                   10m3 /s                               
  done clear
  D)
                   10-2 m3 /s
  done clear
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• question_answer26) An ideal gas is initially at temperature T and volume V. Its volume is increased by \[\Delta V\] due to an increase in temperature \[\Delta T,\] pressure remaining constant. The physical quantity \[\delta =\frac{\Delta T}{V\Delta T}\] varies with temperature as
  A)
            
  done clear
  B)
                   
  done clear
  C)
  
  done clear
  D)
                                 
  done clear
  View Answer play_arrow

• question_answer27) The pressure p for a gas is plotted against its absolute temperature T for two different volumes \[{{V}_{1}}\], and \[{{V}_{2}}\] where \[{{V}_{1}}>{{V}_{2}}\]. If p is plotted on y-axis and T on x-axis, then
  A)
                   the curve for \[{{V}_{1}}\]has greater slope than that for \[{{V}_{2}}\]
  done clear
  B)
                   the curve for \[{{V}_{2}}\]has greater slope than that for \[{{V}_{1}}\]
  done clear
  C)
                   both curves have same slope
  done clear
  D)
                   the curves intersect at some point other than T = 0
  done clear
  View Answer play_arrow

• question_answer28) One mole of an ideal gas \[\left( \gamma =1.4 \right)\]is adiabatically compressed so that its temperature rises from 27°C to \[35{}^\circ C\]. The change in the internal energy of the gas is \[(R=8.3\text{ }J\text{ }mo{{l}^{-1}}{{K}^{-1}})\]
  A)
                  -266 J                                    
  done clear
  B)
                   166 J
  done clear
  C)
                   -268 J                                   
  done clear
  D)
                   168 J
  done clear
  View Answer play_arrow

• question_answer29) A lead bullet of unknown mass is fired with a speed of 180 ms-1 into a tree in which it stops. Assuming that in this process two-third of heat produced goes into the bullet and one- third into wood. The temperature of the bullet rises by (Specific heat of lead\[=\text{ }0.120\text{ }J{{g}^{-1}}{{C}^{-1}}\])
  A)
                  \[140{}^\circ C\]                              
  done clear
  B)
                  \[106{}^\circ C\]
  done clear
  C)
                  \[90{}^\circ C\]                                 
  done clear
  D)
                  \[100{}^\circ C\]
  done clear
  View Answer play_arrow

• question_answer30) A cylinder of radius R of material of coefficient of thermal conductivity K1 is surrounded by a cylindrical shell of inner radius R and outer radius 2R made of a material of coefficient of thermal conductivity K2. The two ends of the combined system are maintained at two different temperatures. There is no loss of heat across the cylindrical surface and the system is in the steady state. The effective coefficient of thermal conductivity of the system is
  A)
                   \[{{k}_{1}}+{{k}_{2}}\]                                 
  done clear
  B)
                   \[\frac{{{k}_{1}}+3{{k}_{2}}}{4}\]
  done clear
  C)
                   \[\frac{3{{k}_{1}}+{{k}_{2}}}{4}\]                            
  done clear
  D)
                   \[\frac{{{k}_{1}}{{k}_{2}}}{{{k}_{1}}+{{k}_{2}}}\]
  done clear
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• question_answer31) A source of sound producing wavelength of 50 cm is moving away from stationary observer with \[\frac{1}{5}\]th speed of sound. Then, what is the wavelength of sound heard by observer?
  A)
                   70 cm                                  
  done clear
  B)
                   55 cm
  done clear
  C)
                   40 cm                                  
  done clear
  D)
                   60 cm
  done clear
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• question_answer32) A sound wave travels with a velocity of 300 ms-1 through a gas. 9 beats are produced in 3 s when two waves pass through it simultaneously. If one of the waves has 2 m wavelength, the wavelength of the other wave is
  A)
                   1.98 m                                 
  done clear
  B)
                   2.04 m
  done clear
  C)
                   2.00 m                                 
  done clear
  D)
                   1.99 m
  done clear
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• question_answer33) A ray of light travels from an optically denser medium towards rarer medium. The critical angle for the two media is C. The maximum possible angle of deviation of the ray is
  A)
                   \[\frac{\pi }{2}-C\]                                         
  done clear
  B)
                   \[\pi -2C\]
  done clear
  C)
                   \[2C\]                                  
  done clear
  D)
                   \[\frac{\pi }{2}+C\]
  done clear
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• question_answer34) The magnification produced by an astronomical telescope for normal adjustment is 10 and the length of the telescope is 1.1m. The magnification, when the image is formed at least distance of distinct vision is
  A)
                   6                                            
  done clear
  B)
                   14
  done clear
  C)
                   16                                         
  done clear
  D)
                   18
  done clear
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• question_answer35) A thin prism of angle \[6{}^\circ \] made up of glass of refractive index 1.5 is combined with another prism made up of glass of refractive index 1.75 to produce dispersion without deviation, The angle of second prism is
  A)
                  \[6{}^\circ \]                                      
  done clear
  B)
                  \[9{}^\circ \]                      
  done clear
  C)
                  \[4{}^\circ \]                                      
  done clear
  D)
                  \[5{}^\circ \]
  done clear
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• question_answer36) If the ratio of maximum and minimum intensities of an interference pattern is 36 : 1, then the ratio of amplitudes of the two interfering waves will be
  A)
                   3 : 7                                      
  done clear
  B)
                   7 : 4
  done clear
  C)
                   4 : 7                                      
  done clear
  D)
                   7 : 5
  done clear
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• question_answer37) A short magnet oscillating in vibration magnetometer with a frequency 10 Hz. A downward current of 15 A is established in a kmg vertical wire placed 20 cm to the West of the magnet. The new frequency of the short magnet is (the horizontal component of earths magnetic field is 12 \[\mu \]T)
  A)
                   4 Hz                                      
  done clear
  B)
                   2.5 Hz
  done clear
  C)
                   9 Hz                                      
  done clear
  D)
                   15 Hz
  done clear
  View Answer play_arrow

• question_answer38) A short bar magnet is arranged with its North pole pointing geographical North. It is found that the horizontal component of Earths magnetic induction (BH ) is balanced by the magnetic induction of the magnet at a point which is at a distance of 20 cm from its centre. The magnetic moment of the magnet is                 (if\[{{B}_{H}}=4\times {{10}^{-5}}Wb\text{ }-{{m}^{-2}}\])
  A)
                   3.2 A- m2                            
  done clear
  B)
                   1.6 A- m2
  done clear
  C)
                   6.4 A- m2                            
  done clear
  D)
                   0.8 A- m2
  done clear
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• question_answer39) The plates in a parallel plate capacitor are separated by a distance d with air as the medium between the plates. In order to increase the capacity by 66% a dielectric slab of dielectric constant 5 is introduced between the plates. What is the thickness of the dielectric slab?
  A)
                   \[\frac{d}{4}\]                                 
  done clear
  B)
                   \[\frac{d}{2}\]
  done clear
  C)
                   \[\frac{5d}{8}\]                                               
  done clear
  D)
                   \[d\]
  done clear
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• question_answer40) Four charges of magnituded -Q are placed at the four comers of a square and a charge q is at its centre. If the system is in equilibrium the value of q is
  A)
  \[-\frac{Q}{4}(1+2\sqrt{2})\]
  done clear
  B)
  \[\frac{Q}{4}(1+2\sqrt{2})\]
  done clear
  C)
  \[-\frac{Q}{4}(1+2\sqrt{2})\]
  done clear
  D)
   \[\frac{Q}{4}(1+\sqrt{2})\]
  done clear
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• question_answer41) Which one of the following compounds is formed when nitrobenzene is treated with bromine in the presence of ferric ion?
  A)
   m-bromonitrobenzene
  done clear
  B)
   o-bromonitrobenzene
  done clear
  C)
   p-bromonitrobenzene
  done clear
  D)
   Mixture of o - and p -bromonitrobenzene
  done clear
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• question_answer42) Which one of the following is not having two chiral centres?
  A)
  \[{{H}_{3}}CCH(Br)CH(OH)C{{H}_{3}}\]
  done clear
  B)
   \[{{H}_{3}}CCH(N{{H}_{2}})CH(Br)C{{H}_{3}}\]
  done clear
  C)
   \[{{H}_{3}}CCH(N{{H}_{2}})CH(Cl)C{{H}_{3}}\]
  done clear
  D)
   \[{{H}_{3}}CCH(N{{H}_{2}})C{{H}_{2}}C{{H}_{3}}\]
  done clear
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• question_answer43) Chloroform when heated with silver powder gives
  A)
   \[C{{H}_{4}}\]                  
  done clear
  B)
   \[{{H}_{3}}C-C{{H}_{3}}\]
  done clear
  C)
   \[CH\equiv CH\]                             
  done clear
  D)
   \[C{{H}_{2}}\equiv C{{H}_{2}}\]
  done clear
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• question_answer44) Which one of the following compounds is steam distillable?
  A)
   \[p-\] nitrophenol
  done clear
  B)
   \[o-\] bromophenol
  done clear
  C)
   \[o-\]cresol
  done clear
  D)
   \[o-\]nitrophenol
  done clear
  View Answer play_arrow

• question_answer45) Which one of the following is one of the cross end products formed when a mixture of  acetone and acetaldehyde is heated after treating with aqueous sodium hydroxide?
  A)
   \[(C{{H}_{3}})C=CHCHO\]
  done clear
  B)
   \[~{{(C{{H}_{3}})}_{2}}C=CHCOC{{H}_{3}}\]
  done clear
  C)
   \[C{{H}_{3}}CH=CHCHO\]
  done clear
  D)
   \[{{(C{{H}_{3}})}_{2}}CH(OH)\text{ }C{{H}_{2}}\text{ }COC{{H}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer46) What are A, B and C in the following reactions? (1) \[C{{H}_{3}}C{{O}_{2}}Na\xrightarrow{\text{Sodalime}/\Delta }A\] (2) \[C{{H}_{3}}C{{O}_{2}}H\xrightarrow{LiAI{{H}_{4}}}B\] (3) \[C{{H}_{3}}C{{O}_{2}}Na\xrightarrow{\text{Kolbe }\!\!\!\!\text{ s}\,\text{electrolysis}}C\]
  A)
   \[{{C}_{2}}{{H}_{6}}\]\[{{C}_{2}}{{H}_{5}}OH\]\[C{{H}_{4}}\]
  done clear
  B)
   \[C{{H}_{4}}\]\[{{C}_{2}}{{H}_{5}}OH\]\[{{C}_{2}}{{H}_{6}}\]
  done clear
  C)
   \[{{C}_{2}}{{H}_{6}}\]\[C{{H}_{3}}COC{{H}_{3}}\]\[{{C}_{3}}{{H}_{8}}\]
  done clear
  D)
   \[{{(C{{H}_{3}}CO)}_{2}}O\]\[{{C}_{2}}{{H}_{6}}\]\[{{C}_{2}}{{H}_{6}}\]
  done clear
  View Answer play_arrow

• question_answer47) What A,B and C the following reactions?
  A)
  \[{{C}_{6}}{{H}_{5}}C{{H}_{2}}-NH{{C}_{6}}{{H}_{5}}\]                \[{{C}_{6}}{{H}_{5}}NC\]\[{{C}_{6}}{{H}_{5}}N{{(CO{{C}_{6}}{{H}_{5}})}_{2}}\]
  done clear
  B)
  \[{{C}_{6}}{{H}_{5}}-N=CH-{{C}_{6}}{{H}_{5}}\]\[{{C}_{6}}{{H}_{5}}NC\]\[{{C}_{6}}{{H}_{5}}-NH-CO-{{C}_{6}}{{H}_{5}}\]
  done clear
  C)
  \[{{C}_{6}}{{H}_{5}}-N=CH-{{C}_{6}}{{H}_{5}}\]\[{{C}_{6}}{{H}_{5}}CN\]\[{{C}_{6}}{{H}_{5}}CO-{{C}_{6}}{{H}_{4}}N{{H}_{4}}\]
  done clear
  D)
  \[{{C}_{6}}{{H}_{5}}-\overset{\begin{smallmatrix}  OH \\  | \end{smallmatrix}}{\mathop{C}}\,H-NH-{{C}_{6}}{{H}_{5}}\]\[{{C}_{6}}{{H}_{5}}-NC\]\[{{C}_{6}}{{H}_{5}}-\overset{\begin{smallmatrix}  OH \\  | \end{smallmatrix}}{\mathop{C}}\,=N-{{C}_{6}}{{H}_{5}}\]
  done clear
  View Answer play_arrow

• question_answer48) 1,3-butadiene and styrene on polymerisation give
  A)
   Bakelite              
  done clear
  B)
   Terylene
  done clear
  C)
   Buna-S                                
  done clear
  D)
   Teflon
  done clear
  View Answer play_arrow

• question_answer49) Choose the correct statement from the following.
  A)
   All amino acids have a common isoelectric point
  done clear
  B)
   All naturally occurring a-amino acids are optically active except glycine
  done clear
  C)
   At pH = 0 all amino acids are present as their anions
  done clear
  D)
   In strongly basic solutions, all amino acids are present as their cations
  done clear
  View Answer play_arrow

• question_answer50) Aspirin is acetyl salicylic acid, the pair of functional groups present in the compound is
  A)
   Hydroxyl, ester
  done clear
  B)
   Carboxylic acid, hydroxyl
  done clear
  C)
   Carboxylic acid, keto
  done clear
  D)
   Carboxylic acid, ester
  done clear
  View Answer play_arrow

• question_answer51) The radial probability distribution curve obtained for an orbital wave function \[(\psi )\] has 3 peaks and 2 radial nodes. The valence electron of which one of the following metals does this wave function \[(\psi )\]correspond to?
  A)
   Cu                         
  done clear
  B)
    Li     
  done clear
  C)
   K                                           
  done clear
  D)
   Na
  done clear
  View Answer play_arrow

• question_answer52) In a hydrogen atom, the electron is at a distance of \[\text{4}\text{.768 }\overset{\text{o}}{\mathop{\text{A}}}\,\] from the nucleus. The angular momentum of the electron is
  A)
   \[\frac{3h}{2\pi }\]                                        
  done clear
  B)
   \[\frac{h}{2\pi }\]
  done clear
  C)
   \[\frac{h}{\pi }\]                                             
  done clear
  D)
   \[\frac{3h}{\pi }\]
  done clear
  View Answer play_arrow

• question_answer53) The incorrect order of second ionization energies in the following is
  A)
   \[Rb>K\]                            
  done clear
  B)
   \[Na>Mg\]
  done clear
  C)
   \[Cr>Mn\]                         
  done clear
  D)
   \[S>P\]
  done clear
  View Answer play_arrow

• question_answer54) The correct order of magnitude of bond angles among the compounds \[C{{H}_{4}},N{{H}_{3}}\] and \[{{\text{H}}_{\text{2}}}\text{O}\] is
  A)
   \[C{{H}_{4}}<{{H}_{2}}O<N{{H}_{3}}\]
  done clear
  B)
   \[{{H}_{2}}O<N{{H}_{3}}<C{{H}_{4}}\]
  done clear
  C)
   \[N{{H}_{3}}<C{{H}_{4}}<{{H}_{2}}O\]
  done clear
  D)
   \[N{{H}_{3}}<{{H}_{2}}O<C{{H}_{4}}\]
  done clear
  View Answer play_arrow

• question_answer55) Molecular orbital theory was proposed by
  A)
   Lewis                                   
  done clear
  B)
   Mulliken
  done clear
  C)
   Slater                                  
  done clear
  D)
   Pauling
  done clear
  View Answer play_arrow

• question_answer56) 0.14 g of an element on combustion gives 0.28 g of its oxide. What is that element?
  A)
   Nitrogen            
  done clear
  B)
   Carbon
  done clear
  C)
   Fluorine                             
  done clear
  D)
   Sulphur
  done clear
  View Answer play_arrow

• question_answer57) Equal weights of methane and oxygen are mixed in an empty container at \[{{25}^{o}}C.\] The fraction of the total pressure exerted by oxygen is
  A)
   1/2                                       
  done clear
  B)
   2/3
  done clear
  C)
   1/4                                       
  done clear
  D)
   1/3
  done clear
  View Answer play_arrow

• question_answer58) Which one of the following \[1.0\times {{10}^{-3}}\] molal aqueous solutions has the highest boiling point ?
  A)
   Aluminium (III) chloride
  done clear
  B)
   Lead (II) nitrate
  done clear
  C)
   Sodium chloride
  done clear
  D)
   Magnesium nitrate
  done clear
  View Answer play_arrow

• question_answer59) What is the volume of \[\text{0}\text{.1M}{{\text{H}}_{\text{2}}}\text{S}{{\text{O}}_{\text{4}}}\] required in litres to neutralize completely 1 L of a solution containing 20 g of \[\text{ }\!\!~\!\!\text{ NaOH}\]?
  A)
   5.0                                        
  done clear
  B)
   0.5
  done clear
  C)
   2.5                                        
  done clear
  D)
   10.0
  done clear
  View Answer play_arrow

• question_answer60) If the solution of copper sulphate in which a copper rod is immersed, is diluted 100 times, what is the change in electrode potential (Reduction)?
  A)
   \[-\text{ }29.5\text{ }mV\]        
  done clear
  B)
   \[29.5\text{ }mV\]
  done clear
  C)
   \[-59.0\,mV\]                  
  done clear
  D)
   \[59.0\text{ }mV\]
  done clear
  View Answer play_arrow

• question_answer61) What is the emf of the cell for the reaction \[F{{e}^{2+}}+Zn\xrightarrow{{}}Z{{n}^{2+}}+Fe\] ? given that
  A)
    \[1.17V\]                          
  done clear
  B)
   \[0.35V\]
  done clear
  C)
   \[-1.17V\]          
  done clear
  D)
   \[-0.35V\]
  done clear
  View Answer play_arrow

• question_answer62) A crystalline solid substance has a density of \[10\text{ }g/c{{m}^{3}}\] and the length of the edge of the unit cell (FCC) is \[\text{2}\text{.0}\overset{\text{o}}{\mathop{\text{A}}}\,.\] How many number of atom are present in 200 g of the solid?
  A)
   \[2\times {{10}^{23}}\]                
  done clear
  B)
   \[1\times {{10}^{26}}\]
  done clear
  C)
   \[1\times {{10}^{25}}\]                
  done clear
  D)
   \[5\times {{10}^{27}}\]
  done clear
  View Answer play_arrow

• question_answer63) For the reaction \[A+3B\xrightarrow{{}}2C+D,\]which one of the following is not correct?
  A)
   Rate of disappearance of A = Rate of formation of D
  done clear
  B)
   Rate of formation of \[C=\frac{2}{3}\times \]Rate of disappearance of B
  done clear
  C)
   Rate of formation of \[D=\frac{1}{3}\times \]Rate of  disappearance of B
  done clear
  D)
   Rate of disappearance of \[A=2\times \]Rate of formation of C
  done clear
  View Answer play_arrow

• question_answer64) What is the effect of a ten-fold increase in pressure   on   \[{{K}_{p}}\]  in   the   reaction\[{{N}_{2}}(g)+3{{H}_{2}}(g)2N{{H}_{3}}(g)\]at equilibrium?
  A)
   A ten-fold increase
  done clear
  B)
   A ten-fold decrease
  done clear
  C)
   No change
  done clear
  D)
   Equal to \[{{K}_{c}}\]
  done clear
  View Answer play_arrow

• question_answer65) Assertion  According to Lowry-Bronsted theory, a substance can function as an acid as well as a base. Reason (R) Acid reacts with a base to produce a salt. The correct answer is
  A)
   Both (A) and (R) are true and (R) is the correct explanation of
  done clear
  B)
   Both (A) and (R) are true but (R) is not the correct explanation of
  done clear
  C)
    is true but (R) is not true
  done clear
  D)
    is not true but (R) is true
  done clear
  View Answer play_arrow

• question_answer66) Heat of formation of CO and\[\text{C}{{\text{O}}_{\text{2}}}\] are \[-\text{ }26.4\] and\[~-94.0\]kcal/mol respectively. What is the heat of combustion of CO in k-cal?
  A)
   + 26.4                                  
  done clear
  B)
   120.6
  done clear
  C)
   -67.6                                    
  done clear
  D)
   135.2
  done clear
  View Answer play_arrow

• question_answer67) What is the emulsifier in milk?
  A)
   Albumin                             
  done clear
  B)
   Soap
  done clear
  C)
   Gelatin                               
  done clear
  D)
   Caesin
  done clear
  View Answer play_arrow

• question_answer68) Which of the following statements is incorrect?
  A)
   \[{{\text{H}}_{\text{2}}}{{\text{O}}_{\text{2}}}\]has weak acidic property
  done clear
  B)
   \[{{\text{H}}_{\text{2}}}{{\text{O}}_{\text{2}}}\]has weak basic property
  done clear
  C)
   \[{{\text{H}}_{\text{2}}}{{\text{O}}_{\text{2}}}\]can act as an oxidising agent
  done clear
  D)
   \[{{\text{H}}_{\text{2}}}{{\text{O}}_{\text{2}}}\]can act as a reducing agent
  done clear
  View Answer play_arrow

• question_answer69) Match the following

  List I	List II
  (Minerals)	(Composition)
  A. Dolomite	1. \[CaC{{O}_{3}}\]
  B. Fluorapatite	2. \[2BeO-Si{{O}_{2}}\]
  C. Phenacite	3. \[SrS{{O}_{4}}\]
  D. Celestite	4. \[3C{{a}_{3}}{{(P{{O}_{4}})}_{2}}.Ca{{F}_{2}}\]

  The correct answer is:
  A)
  A-4     B-5     C-3     D-2
  done clear
  B)
  A-5     B-4     C-2     D-3
  done clear
  C)
  A-4     B-5     C-1     D-2
  done clear
  D)
  A-4     B-5     C-2     D-3
  done clear
  View Answer play_arrow

• question_answer70) Aluminium metal becomes passive in
  A)
   cone. \[HN{{O}_{3}}\]                  
  done clear
  B)
   dil. \[{{H}_{2}}S{{O}_{4}}\]
  done clear
  C)
   very dil. \[HN{{O}_{3}}\]             
  done clear
  D)
   cone. \[{{H}_{2}}S{{O}_{4}}\]
  done clear
  View Answer play_arrow

• question_answer71) A and B are the compounds of carbon. A on passing over red hot coke is converted to B. Then A and B are respectively
  A)
   \[CO,C{{O}_{2}}\]                          
  done clear
  B)
   \[C{{O}_{2}},CO\]
  done clear
  C)
   \[C{{H}_{4}},{{C}_{2}}{{H}_{6}}\]                             
  done clear
  D)
   \[CC{{l}_{4}},CHC{{l}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer72) In \[{{\text{P}}_{\text{4}}}{{\text{O}}_{\text{10}}}\text{,}\] the number of oxygen atoms bonded to each phosphorus atom is
  A)
   3                                            
  done clear
  B)
   4
  done clear
  C)
   5                                            
  done clear
  D)
   6
  done clear
  View Answer play_arrow

• question_answer73) The oxidation numbers of sulphur in \[{{\text{S}}_{\text{8}}}\text{,S}{{\text{O}}_{\text{2}}}\]and \[{{\text{H}}_{\text{2}}}\text{S,}\]respectively are
  A)
   \[~0,+6,-2\]                      
  done clear
  B)
   \[0,+4,-2\]
  done clear
  C)
   \[0,+1,+2\]                        
  done clear
  D)
   \[0,+1,-2\]
  done clear
  View Answer play_arrow

• question_answer74) The order of bond energies in halogen molecules is
  A)
   \[{{F}_{2}}<C{{l}_{2}}<B{{r}_{2}}<{{I}_{2}}\]
  done clear
  B)
   \[{{F}_{2}}>C{{l}_{2}}>B{{r}_{2}}>{{I}_{2}}\]
  done clear
  C)
   \[C{{l}_{2}}>B{{r}_{2}}>{{F}_{2}}>{{I}_{2}}\]
  done clear
  D)
   \[C{{l}_{2}}>{{F}_{2}}>B{{r}_{2}}>{{I}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer75) The shape of \[\text{Xe}{{\text{F}}_{\text{6}}}\]is
  A)
   pentagonal bipyramidal
  done clear
  B)
   square planar
  done clear
  C)
   octahedral
  done clear
  D)
    distorted octahedral
  done clear
  View Answer play_arrow

• question_answer76) One mole of \[CoC{{l}_{3}}.YN{{H}_{3}}\]complex compound on complete ionisation in water produces three moles of ions. If one chloride satisfies both primary and secondary valencies of cobalt ion, the value of Y is
  A)
   3                                            
  done clear
  B)
   4
  done clear
  C)
   5                                            
  done clear
  D)
   6
  done clear
  View Answer play_arrow

• question_answer77) The processes used in the refining of aluminium and zinc metals are respectively
  A)
   Hoops process and fractional distillation    
  done clear
  B)
   Hoops process and cupellation            
  done clear
  C)
   Poling and fractional distillation
  done clear
  D)
   Cupellation and fractional distillation
  done clear
  View Answer play_arrow

• question_answer78) Ozone layer is present in
  A)
   troposphere    
  done clear
  B)
   stratosphere
  done clear
  C)
   mesosphere    
  done clear
  D)
   thermosphere
  done clear
  View Answer play_arrow

• question_answer79) The IUPAC name of
  A)
   4-ethyl decane                
  done clear
  B)
   3-propyl nonane
  done clear
  C)
   3-hexyl hexane               
  done clear
  D)
   4-hexyl hexane
  done clear
  View Answer play_arrow

• question_answer80) The product obtained when propene undergoes addition reaction with HBr in the presence of benzoyl peroxide is
  A)
   1-bromopropane
  done clear
  B)
   2-bromopropane
  done clear
  C)
   1, 2-dibromopropane
  done clear
  D)
   2, 2-dibromopropane
  done clear
  View Answer play_arrow

• question_answer81) The inability to regulate the concentration of sodium ions in the blood could be due to the improper functioning of one of the following.
  A)
   Adenohypophysis : It produces ACTH
  done clear
  B)
   Adrenal cortex : It produces aldosterone
  done clear
  C)
   Adrenal medulla : It produces epinephrine
  done clear
  D)
   Pars nervosa : It produces ADH
  done clear
  View Answer play_arrow

• question_answer82) The macrophages present in the liver are called
  A)
   microglial cells                 
  done clear
  B)
   histiocytes
  done clear
  C)
   lymphocytes                    
  done clear
  D)
   Kupffer cells
  done clear
  View Answer play_arrow

• question_answer83) A mother with blood group - B type has a child with blood group type - O. What is the possibility of the genotypes of that mother and father?
  A)
   \[{{I}^{A}}{{I}^{A}}\](father) and \[{{I}^{B}}{{I}^{O}}\](mother)
  done clear
  B)
   \[{{I}^{A}}{{I}^{B}}\](father) and \[{{I}^{B}}{{I}^{B}}\](mother)
  done clear
  C)
   \[{{I}^{A}}{{I}^{O}}\](father) and \[{{I}^{B}}{{I}^{O}}\](mother)
  done clear
  D)
   \[{{I}^{B}}{{I}^{O}}\](father) and\[{{I}^{A}}{{I}^{O}}\](mother)
  done clear
  View Answer play_arrow

• question_answer84) Drumstick Barr bodies are found in
  A)
   all RBCs of females
  done clear
  B)
   all RBCs of males
  done clear
  C)
   some neutrophils of females
  done clear
  D)
   some neutrophils of males
  done clear
  View Answer play_arrow

• question_answer85) Match the following in Drosophila with reference to sex determination.

  List I (Ratio of X Chromosomes to Autosomes) X/A	list II (Sex)
  A. 0.5	1. Metafemale
  B. 1.0	2. Metamale
  C. 1.5	3.Male
  D. 0.33	4. Intersex
  E. 0.67	5. Female

  The correct match is :
  A)
  A-3         B-1         C-2         D-4         E-5
  done clear
  B)
  A-3         B-5         C-1         D-2         E-4
  done clear
  C)
  A-1         B-4         C-2         D-5         E-3
  done clear
  D)
  A-2         B-3         C-1         D-4         E-5
  done clear
  View Answer play_arrow

• question_answer86) Statement The concept of survival of die fittest is central to natural selection. Reason Individuals, who possess advantageous characters to adapt to the environment have better potential for survival.
  A)
   Only Statement is true but not Reason
  done clear
  B)
   Both Statement and Reason are true but Reason is not the correct explanation to Statement
  done clear
  C)
   Both Statement and Reason are true and Reason is the correct explanation to Statement
  done clear
  D)
   Both Statement and Reason are not true
  done clear
  View Answer play_arrow

• question_answer87) Find the frequency of heterozygotes in a population, which exhibits the Hardy -Weinberg equilibrium, if the frequencies of the two alleles in the population are 0.6 and 0.4.
  A)
   0.80                                      
  done clear
  B)
   0.64
  done clear
  C)
    0.48                                     
  done clear
  D)
   0.32
  done clear
  View Answer play_arrow

• question_answer88) Haemopoietic stem cells are
  A)
   totipotent cells
  done clear
  B)
   pleuripotent and multipotent cells
  done clear
  C)
   unipotent cells
  done clear
  D)
   differentiated cells
  done clear
  View Answer play_arrow

• question_answer89) The application of polymerase chain reaction (PCR) is to
  A)
   demonstrate DNA as genetic material
  done clear
  B)
   replicate specific DNA sequences at high temperatures
  done clear
  C)
   determine minerals in biological tissue
  done clear
  D)
   replicate   RNA   sequences   at   low temperatures
  done clear
  View Answer play_arrow

• question_answer90) Match the following lists.

  List I (Common Name)	List II (Scientific Name)
  A. Cat fish	1. Glorias batrachus
  B. Milk fish	2. Chanos chanos
  C. White shrimp	3. HeteropneusCesfossilis
  D. Grey mullet	4. Mugil cephatus
  	5. Penaeus indicus

  The correct match is:
  A)
  A-1         B-3         C-5         D-4
  done clear
  B)
  A-2         B-4         C-5         D-1
  done clear
  C)
  A-1         B-2         C-5         D-4
  done clear
  D)
  A-2         B-4         C-5         D-1
  done clear
  View Answer play_arrow

• question_answer91) Statement Populations of a species inhabiting different geographical areas are in a continuous process of adaptation to their surrounding environments and this leads to the evolution of new species. Reason Geographical barriers obstruct interbreeding of populations of a species leading to reproductive isolation and evolution of new species.
  A)
   Both Statement and Reason are nor true
  done clear
  B)
   Only Statement is true but not Reason
  done clear
  C)
   Both Statement and Reason are true but Reason does not explain Statement
  done clear
  D)
   Both Statement and Reason are true and Reason is correct explanation to Statement
  done clear
  View Answer play_arrow

• question_answer92) Which of the following statements are correct with regard to deuterosromes ? I. The blastopore develops into anus in adult II.  The blastopore develops into mouth in adult                 III. Cleavage is radial and indeterminate                 IV. Cleavage is spiral and determinate
  A)
   I and III                               
  done clear
  B)
   I and II
  done clear
  C)
   II and IV                             
  done clear
  D)
   II and III
  done clear
  View Answer play_arrow

• question_answer93) Choose the animal, which exhibits the following characteristics. I.    Marine habitat II.  Bilateral symmetry with cephalisation III. Haemocoel as principal body cavity IV. Eyes similar to that of vertebrates
  A)
   Jelly fish                             
  done clear
  B)
   Cuttle fish
  done clear
  C)
    Silver fish                          
  done clear
  D)
   Dog fish
  done clear
  View Answer play_arrow

• question_answer94) Which of the following is the correct sequence of cell cycle? The correct answer is
  A)
  \[{{G}_{1}}\to {{G}_{2}}\to S\to M\]
  done clear
  B)
  \[S\to M\to {{G}_{2}}\to {{G}_{1}}\]
  done clear
  C)
  \[{{G}_{1}}\to S\to {{G}_{2}}\to M\]
  done clear
  D)
  \[M\to S\to {{G}_{2}}\to {{G}_{1}}\]
  done clear
  View Answer play_arrow

• question_answer95) Match the types of animal tissues given under list with the parts/organs in which they occur, given under list II.

  List I  (Tissue)		List II (Part/Organ)
  A.	Squamous - epithelium	1.	Walls of nose
  B.	Hyaline cartilage	2.	Bowmans capsule
  C.	Adipose tissue	3.	Iris
  D.	Smooth muscle	4.	Yellow bone marrow
  		5.	Ear pinna

                  The correct match is :
  A)
  A-5         B-1         C-4         D-2
  done clear
  B)
   5             4              1              3
  done clear
  C)
  A-2         B-1         C-4         D-3
  done clear
  D)
  A-2         B-4         C-1         D-3
  done clear
  View Answer play_arrow

• question_answer96) The plane that divides the body into right and left halves.
  A)
   Transverse                        
  done clear
  B)
   Frontal
  done clear
  C)
    Sagittal                              
  done clear
  D)
   Radial
  done clear
  View Answer play_arrow

• question_answer97) Match the following lists.

  List I	List II
  A. Reticulopodia	1. Lecithium
  B. Lobopodia	2. Collosoum
  C. Filopodia	3. Giobigerina
  D. Axopodia	4. Ceratium
  	5. Entamoeba

  The correct match is :
  A)
  A-3         B-4         C-2         D-1
  done clear
  B)
  A-3         B-5         C-1         D-2
  done clear
  C)
  A-4         B-5         C-1         D-3
  done clear
  D)
  A-2         B-3         C-1         D-4
  done clear
  View Answer play_arrow

• question_answer98) The fusion of pronuclear of dissimilar gametes is called
  A)
   syngamy                            
  done clear
  B)
   anisogamy
  done clear
  C)
   isogamy                             
  done clear
  D)
   hologamy
  done clear
  View Answer play_arrow

• question_answer99) The process by which a new structure is formed in the tissue of the host during parasitic infection.
  A)
   Hyperplasia                      
  done clear
  B)
   Neoplasia
  done clear
  C)
   Hypertrophy                    
  done clear
  D)
   Gigantism
  done clear
  View Answer play_arrow

• question_answer100) Match the following

  	Parasite		Infective Stage		Disease Caused
  A.	Plasmodium vivax	I.	3rd stage larva	1.	Filariasis
  B.	Taeniasolium	II.	Cystic stage	2.	Benign tertian malaria
  C.	Entamoeba histolytica	III.	Sporozoite	3.	Amoebic dysentery
  D.	Wiichereria bancrofti	IV	Cysticercus	4.	Taeniasis

                  The correct match is
  A)
  \[A\text{ }III\text{ }2,\text{ }B\text{ }IV\text{ }4,\text{ }C\text{ }II\text{ }3,\text{ }D\text{ }I\text{ }1\]
  done clear
  B)
  \[A\text{ }III\text{ }2,\text{ }B\text{ }IV\text{ }4,\text{ }C\text{ }I\text{ }3,\text{ }D\text{ }II\text{ }1\]
  done clear
  C)
  \[A\text{ }IV\text{ }1,\text{ }B\text{ }II\text{ }4,\text{ }C\text{ }12,\text{ }D\text{ }III\text{ }3\]
  done clear
  D)
  \[A\text{ }III\text{ }2,\text{ }B\text{ }IV\text{ }4,\text{ }C\text{ }I1,\text{ }D\text{ }IV\text{ }3\]
  done clear
  View Answer play_arrow

• question_answer101) In Pherecima, septa are absent between some of the segments. They are
  A)
  \[\frac{1}{2},\frac{2}{3},\frac{9}{10},\frac{10}{11}\]         
  done clear
  B)
  \[\frac{1}{2},\frac{2}{3},\frac{3}{4},\frac{9}{10}\]
  done clear
  C)
  \[\frac{4}{5},\frac{9}{10},\frac{10}{11},\frac{14}{15}\]
  done clear
  D)
  \[\frac{1}{2},\frac{2}{3},\frac{8}{9},\frac{10}{11}\]
  done clear
  View Answer play_arrow

• question_answer102) In Pheretima, the open type of nephridia are located in these segments.
  A)
  \[{{4}^{th}},\text{ }{{5}^{th}}and\text{ }{{6}^{th}}\]                       
  done clear
  B)
  \[{{2}^{nd}}to\text{ }the\text{ }last\]
  done clear
  C)
  \[{{16}^{th}}to\text{ }the\text{ }last\]  
  done clear
  D)
  \[{{7}^{th}},\text{ }{{9}^{th}}~and\text{ }{{13}^{th}}\]
  done clear
  View Answer play_arrow

• question_answer103) The cells, present in the fat bodies of cockroach, which contain symbiotic bacteria that synthesise amino acids are
  A)
   trophocytes                     
  done clear
  B)
   Mycetocytes
  done clear
  C)
   oenocytes                         
  done clear
  D)
   urate cells
  done clear
  View Answer play_arrow

• question_answer104) In cockroach, the thermoreceptor sensilla are present on
  A)
   antennae, maxillary and labial palps
  done clear
  B)
   labrum, maxillary and labial palps
  done clear
  C)
   first, second and third tarsomeres of tarsus
  done clear
  D)
   anal cerci and pedicel of antennae
  done clear
  View Answer play_arrow

• question_answer105) Statement Biting and chewing mouth parts are the most primitive type of mouth pares in insects. Reason Holometabolus insects have hiring and chewing type of mouth pans in their larvae.
  A)
   Both Statement and Reason are correct and Reason is the correct explanation of Statement
  done clear
  B)
   Both Statement and Reason are correct but Reason is not the correct explanation of Statement
  done clear
  C)
   Statement is correct but Reason is wrong
  done clear
  D)
   Statement is wrong but Reason is correct
  done clear
  View Answer play_arrow

• question_answer106) Which one of die following arthropods is viviparous?
  A)
   Palaemon                          
  done clear
  B)
   Palamnaeus
  done clear
  C)
   Pediculus                           
  done clear
  D)
   Peripianeta
  done clear
  View Answer play_arrow

• question_answer107) Shannons index (H) represents
  A)
   the relation between two randomly selected individuals of the same species in a habitat
  done clear
  B)
   relative abundance of each species
  done clear
  C)
   the probability that two randomly selected individuals in the habitat belong 10 the same species
  done clear
  D)
   number of genes of a specific trait that exist within a population
  done clear
  View Answer play_arrow

• question_answer108) The scientific name of Kashmiri stag is
  A)
   Sus salvanius
  done clear
  B)
   Grus leucogeranus
  done clear
  C)
   Cervus elaphus hanglu
  done clear
  D)
   Ailurus ochraceus
  done clear
  View Answer play_arrow

• question_answer109) Select the animal from the examples given below which exhibits neoteny in its larval stage
  A)
   Amphiuma                        
  done clear
  B)
   Typhlonectes
  done clear
  C)
   Ambystoma                     
  done clear
  D)
   Necturus
  done clear
  View Answer play_arrow

• question_answer110) Ductus Bocalii connects
  A)
   two systemic arches
  done clear
  B)
   pulmonary and systemic arches
  done clear
  C)
   systemic and carotid arteries
  done clear
  D)
   carotid and pulmonary arteries
  done clear
  View Answer play_arrow

• question_answer111) Which of the following exhibit discontinuous distribution?
  A)
   Ratitae and Osteichthyes
  done clear
  B)
  Metatheria and Carinatae
  done clear
  C)
   Dipnoi and Ratitae
  done clear
  D)
   Prototheria and Urodela
  done clear
  View Answer play_arrow

• question_answer112) The animal with epipubic bones and a chorioallontoic placenta is
  A)
   opossum rat                     
  done clear
  B)
   koala bear
  done clear
  C)
   marsupial bandicoot     
  done clear
  D)
   opossum
  done clear
  View Answer play_arrow

• question_answer113) Arrange the correct sequence of enzymes, which act on food in different regions of alimentary canal. 1. Pepsin                              2. Ptyalin 3. Dipeptidase                                   4. Carboxypeptidase The correct answer is
  A)
   1, 3, 2, 4                              
  done clear
  B)
   2, 1, 4, 3
  done clear
  C)
   1,4,3,2                                 
  done clear
  D)
   2,1,3,4
  done clear
  View Answer play_arrow

• question_answer114) Number of oxygen molecules bound in a saturated haemoglobin molecule.
  A)
   One                                     
  done clear
  B)
   Two
  done clear
  C)
   Three                                  
  done clear
  D)
   Four
  done clear
  View Answer play_arrow

• question_answer115) Mitral valve is
  A)
   right atrio-ventricular valve
  done clear
  B)
   left atrio-ventricular valve
  done clear
  C)
   Eustachian valve
  done clear
  D)
   spiral valve
  done clear
  View Answer play_arrow

• question_answer116) Which of the following is an autoimmune disorder?
  A)
   Hypothyroidism                              
  done clear
  B)
   Acromegaly
  done clear
  C)
   Gigantism                          
  done clear
  D)
   Graves disease
  done clear
  View Answer play_arrow

• question_answer117) Which one of the following statements is not true with reference to the genes of eukaryotic animals?
  A)
   UNA polymerase allows the transcription of structural genes to synthesise a polycistronic mRNA
  done clear
  B)
   Many genes have stretches of nitrogen bases that code for amino acids and are called exons
  done clear
  C)
   Heterogenous nuclear RNA (hnRNA) is synthesized from split genes
  done clear
  D)
   The bases that do not code for amino acids are called introns
  done clear
  View Answer play_arrow

• question_answer118) Match vertebral number and the corresponding region in rabbit.

  	List I		List II
  A	Cervical	1.	16
  B	Thoracic	2.	7
  C	Caudal	3.	3 or 4
  D	Sacral	4.	12 or 13

  The correct match is
  A)
  A-4         B-3         C-2         D-1        
  done clear
  B)
  A-2         B-4         C-1         D-3
  done clear
  C)
  A-1         B-2         C-3         D-4
  done clear
  D)
  A-3         B-1         C-4         D-2
  done clear
  View Answer play_arrow

• question_answer119) Which event of the action potential is indicated by the letter in the diagram?
  A)
   Influx of K+                        
  done clear
  B)
   Efflux of Na+
  done clear
  C)
   Influx of Na+                     
  done clear
  D)
   Efflux of K+
  done clear
  View Answer play_arrow

• question_answer120) Identify the place of hydrolysis of ATP and the power stroke in muscle contraction, in the picture given below. The correct answer is
  A)
   A and D                              
  done clear
  B)
   B and C
  done clear
  C)
   C and D                               
  done clear
  D)
   A and B
  done clear
  View Answer play_arrow

• question_answer121) Arrange the following respiratory substrates in decreasing order of \[C{{O}_{2}}\]molecules released when one molecule of each of them is oxidized.

  I. Tripalmitin

  II. Oleic add

  III. Triolein

  IV. Malic acid

  A)
   I, II, IV, III                                           
  done clear
  B)
   III, IV, II, I
  done clear
  C)
   III, I, II, IV                           
  done clear
  D)
   III, II, IV, I
  done clear
  View Answer play_arrow

• question_answer122) Assertion The energy requirement for the formation of one hexose molecule is more in Odorella than in sugarcane. Reason The formation of phosphoenol pyruvic add from pyruvic acid requires two ATP molecules.
  A)
   Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  done clear
  B)
   Both Assertion and Reason are true but Reason is not the correct explanation of Assertion
  done clear
  C)
   Assertion is true but Reason is false
  done clear
  D)
   Assertion is false but Reason is true
  done clear
  View Answer play_arrow

• question_answer123) Eight molecules of an enzyme solution is mixed with 1000 molecules of the substrate in a reaction mixture. If it converts 80% of the substrate into product in five minutes, then its turnover number is
  A)
   10                                         
  done clear
  B)
   15
  done clear
  C)
   20                                         
  done clear
  D)
   60
  done clear
  View Answer play_arrow

• question_answer124) Study the following lists.

  List I	List II
  A.  Oxidative decarboxylation	1. Carbonic anhydrase
  B. Competitive inhibition	2. Malic enzyme
  C. Metal ion as cofactor	3. Pepsin
  D. Organic  molecule as cofactor	4. Peroxidase  as cofactor
  	5. Succinic  dehydrogenase

  The correct match is:
  A)
  A-2         B-1         C-5         D-4
  done clear
  B)
  A-5         B-2         C-3         D-1
  done clear
  C)
  A-2         B-5         C-1         D-4
  done clear
  D)
  A-5         B-1         C-2         D-4
  done clear
  View Answer play_arrow

• question_answer125) Which of the following statements related to protein synthesis are true? I. Transcribed hnRNA and mRNA of gene are similar in size. II. The 3 CCA end of tRNA acts as amino acid binding site. III. f-met- tRNA binds on to the P site in ribosome. IV. The protein factor called KF3 helps in recognizing the termination codon.
  A)
   I, III                                      
  done clear
  B)
   II, III
  done clear
  C)
   II, IV                                     
  done clear
  D)
   I, IV
  done clear
  View Answer play_arrow

• question_answer126) If X molecules of ATP are utilized to produce one molecule of glucose during photosynthesis of a C3-plant and Y molecules of ATP are formed through substrate level phosphorylation during die breakdown of one molecule of glucose in aerobic respiration, then the ratio of X and Y is
  A)
   3 : 1                                      
  done clear
  B)
   5 : 2   
  done clear
  C)
    1 : 1                                     
  done clear
  D)
   2 : 3
  done clear
  View Answer play_arrow

• question_answer127) Study the following lists.

  List I		List II
  A.	Mass selection	1.	Co-10 rice variety
  B.	Pure line selection	2.	Kufri red potato variety
  C.	Spontaneous mutation	3.	Dharwar mutation American
  D.	Cional selection	4.	Basmati rice variety
  		5.	GEB-24 rice  variety

  The correct match is:
  A)
  A-3         B-1         C-5         D-2
  done clear
  B)
                  A-3         B-5         C-1         D-2
  done clear
  C)
                  A-2         B-4         C-3         D-5
  done clear
  D)
                  A-4         B-1         C-3         D-2
  done clear
  View Answer play_arrow

• question_answer128) Identify the correct combination of the following related to recombinant DNA technology.
  A)
                  Ti plasmid            -              Artificially synthesized plasmid
  done clear
  B)
                  DNA probe         -              Radioactively labelled double stranded DNA
  done clear
  C)
                  Sticky ends of    -              Facilitate the action of DNA   DNA Ligase
  done clear
  D)
                  Colony                  -              Identification of Hybridization antibiotic resistant gene
  done clear
  View Answer play_arrow

• question_answer129) Study the following lists.

  List I	List II
  A. B-vitamins   rich SCP	1.  Dunaliella salina
  B. Fox fire	2. Amanita muscaria
  C.  Methionine deficient SCP	3. Candida lipolytica
  D. Lysine rich SCP	4. Armillariella mellea
  	5. Methylophilus Methylotrophus

  The correct match is:
  A)
                  A-3         B-4         C-1         D-5
  done clear
  B)
                  A-3         B-2         C-1         D-4
  done clear
  C)
                  A-3         B-5         C-1         D-4
  done clear
  D)
                  A-1         B-4         C-2         D-3
  done clear
  View Answer play_arrow

• question_answer130) From the following, identify DNA fragment showing palindromic sequence.
  A)
   
  done clear
  B)
   
  done clear
  C)
  
  done clear
  D)
  
  done clear
  View Answer play_arrow

• question_answer131) Study the following lists.

  List I	List II
  A. The oldest book on agriculture	1. Robert Hooke
  B. Micrographia	2.  Camerarius
  C. Description of  Sexual reproduction in plants	3. A von Leeuwenhoek
  D. Role of chromosomes In heredity	4. Parasara
  	5. Sutton and Boveri

  The correct match is :
  A)
  A-2         B-4         C-3         D-5
  done clear
  B)
  A-4         B-3         C-5         D-2
  done clear
  C)
  A-2         B-3         C-1         D-5
  done clear
  D)
  A-4         B-1         C-2         D-5
  done clear
  View Answer play_arrow

• question_answer132) The following plants are devoid of some vital organs. Arrange these in the order of absence of root, stem, leaf, flower and fruit, respectively.

  I. Rafflesia

  II. Equisecum

  III. Ceratophyllum

  IV. Gnetum

  V. Taeniophyllum

  The correct order is
  A)
   V, I, III, II, IV                     
  done clear
  B)
   II, IV, I, III, V
  done clear
  C)
    I, III, V, IV, II                    
  done clear
  D)
   III, V, I, II, IV
  done clear
  View Answer play_arrow

• question_answer133) A teacher was explaining about a plant, whose venation pattern is basically similar to Eryngium, fruit is berry and stem shows signs of perennation. He was trying to arrive at one of the following.
  A)
   Musa                                   
  done clear
  B)
   Brinjal
  done clear
  C)
   Glory lily                             
  done clear
  D)
   Mango
  done clear
  View Answer play_arrow

• question_answer134) Study die following lists.

  List I	List II
  A. Cohesion among the anthers only	1. Citrus
  B. Cohesion of stamina filaments   only   into bundles	2. Cucurbita
  C. Adhesion of stamens to tepals	3. Allium
  D. Adhesion of stamens to sepals	4. Grevillea
  	5. Helianthus

  The correct match is:
  A)
                  A-5         B-2         C-4         D-3
  done clear
  B)
                  A-4         B-1         C-2         D-5
  done clear
  C)
                  A-5         B-2         C-4         D-3
  done clear
  D)
                  A-5         B-1         C-3         D-4
  done clear
  View Answer play_arrow

• question_answer135) From the following, identify the plants having inflorescences with male, female and sterile flowers.

  I. Casuarina

  II. Vernonia

  III. Colocasia

  IV. Ficus

  A)
   I, II                                        
  done clear
  B)
   II, III
  done clear
  C)
   III, IV                                   
  done clear
  D)
   I, IV
  done clear
  View Answer play_arrow

• question_answer136) Fruits, which break at maturity into number of pieces equal to the number of carpels are found in

  I. Aristolochia

  II. Datura

  III. Dolichos

  IV. Abelmoschus

  A)
    I, II                                       
  done clear
  B)
   II, III
  done clear
  C)
    I, IV                                     
  done clear
  D)
   III, IV
  done clear
  View Answer play_arrow

• question_answer137) Assertion In Fritillaria, the embryo sac is described as tetrasporic type. Reason In Fritillaria, four megaspore mother cells are involved in the formation of an embryo sac.
  A)
                  Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  done clear
  B)
   Both Assertion and Reason are true but Reason is not the correct explanation of Assertion
  done clear
  C)
   Assertion is true but Reason is false
  done clear
  D)
   Assertion is false but Reason is true
  done clear
  View Answer play_arrow

• question_answer138) The ratio of components of male flower of Smilax, female flower of Ruscus, modified reproductive shoots of Scilla and Tephrosia is
  A)
   4 : 3 : 5 : 7                           
  done clear
  B)
   7 : 5 : 4: 3
  done clear
  C)
    7 : 3 : 5 : 4                          
  done clear
  D)
   4 : 7 : 5 : 4
  done clear
  View Answer play_arrow

• question_answer139) The ratio of the cohorts of die first two subclasses of Dicotyledonae in Bentham and Hooker classification is
  A)
   1 : 1                                      
  done clear
  B)
   2 : 3
  done clear
  C)
    5 : 7                                     
  done clear
  D)
   3 : 2
  done clear
  View Answer play_arrow

• question_answer140) Assertion Phylogenetic      systems      of classification are considered as post Darwinian. Reason They  are   proposed   after  the publication of the book Origin of Species. The correct one is
  A)
   Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  done clear
  B)
    Both Assertion and Reason are true but Reason is not the correct explanation of Assertion
  done clear
  C)
    Assertion is true but Reason is false
  done clear
  D)
    Assertion is false but Reason is true
  done clear
  View Answer play_arrow

• question_answer141) Identify the true statement in the following.
  A)
   Each nucleosome consists of a core of five types of nine hi stone molecules
  done clear
  B)
    Oxidation of fatty acids and synthesis of phospholipids occur in peroxisomes
  done clear
  C)
    Telocentric chromosome contains two unequal arms
  done clear
  D)
   Smaller sub-unit of ribosome contains the enzyme peptidyl transferase
  done clear
  View Answer play_arrow

• question_answer142) Activity of ligase enzyme is found in
  A)
   leptotene                          
  done clear
  B)
   zygotene
  done clear
  C)
   pachytene                        
  done clear
  D)
   diplotene
  done clear
  View Answer play_arrow

• question_answer143) If there are 135 hydrogen bonds between two strands of a fragment of DNA double helix, which contains 23 Guanine nitrogen bases. What is its total length?
  A)
   19.04 Å                               
  done clear
  B)
   190.4 Å
  done clear
  C)
   1904 Å                                 
  done clear
  D)
   190.4 nm
  done clear
  View Answer play_arrow

• question_answer144) Which of the following statements related to plant structure are true? I.             The   cotyledons   of  Mouriria  have trichosclereids. II.            Young sieve elements possess cytoplasm without nucleus. III.           Cells of pericycle in dicot root are capable of differentiation. IV.          Cork lacks stomata but yet performs gaseous exchange.
  A)
   I, II                                        
  done clear
  B)
   II, III
  done clear
  C)
    III, IV                                  
  done clear
  D)
   II, IV
  done clear
  View Answer play_arrow

• question_answer145) Identify the plant in which the tangential walls of collocytes are excessively chickened but radial walls are thin
  A)
   Monstera                          
  done clear
  B)
   Cucurbito
  done clear
  C)
    Lactuca                              
  done clear
  D)
   Eupatorium
  done clear
  View Answer play_arrow

• question_answer146) Closely and compactly arranged fundamental tissue is not found in
  A)
   prothallus of Pteris
  done clear
  B)
   medulla of dicot stem
  done clear
  C)
   columella of Funaria
  done clear
  D)
   adaxial mesophyll of Nerium
  done clear
  View Answer play_arrow

• question_answer147) Study the following lists.

  List I	List II
  A. Heterophyllous plant	1. Asparagus
  B.  Plant without roots	2. Wolffia
  C. Plant with largest simple leaves	3. Sogiitaria
  D. Plant with succulent roots	4. Tribulus
  	5. Victoria regia

  The correct match is:
  A)
                  A-3         B-2         C-5         D-1
  done clear
  B)
                  A-3         B-4         C-2         D-1
  done clear
  C)
                  A-1         B-5         C-3         D-2
  done clear
  D)
                  A-3         B-1         C-2         D-5
  done clear
  View Answer play_arrow

• question_answer148) Study the following lists.

  List I	List II
  A. Ribbon-shaped leaves	1. Calotropis
  B. Shiny leaf surfaces	2.  Ceratophyllus
  C. Swollen and spongy petiole	3. Potamogeton
  D. Dissected leaves	4.  Vallisneria
  	5. Eichhornia

  The correct match is:
  A)
                  A-3         B-4         C-1         D-2
  done clear
  B)
                  A-4         B-1         C-5         D-2
  done clear
  C)
                  A-5         B-1         C-2         D-3
  done clear
  D)
                  A-4         B-2         C-5         D-3
  done clear
  View Answer play_arrow

• question_answer149) Study the following lists.

  List I	List II
  A. T H Morgan	1. Coined the term genetics
  B. G J Mendel	2. Linkage
  C. Bateson	3. Checkerboard
  D. Reginald C	4. Laws of  Punnett heredity
  	5. Mutations

  The correct match is:
  A)
  A-3         B-4         C-1         D-2
  done clear
  B)
  A-2         B-4         C-1         D-3
  done clear
  C)
  A-1         B-2         C-5         D-4
  done clear
  D)
  A-4         B-3         C-2         D-1
  done clear
  View Answer play_arrow

• question_answer150) Assertion Induced mutations are widely used in crop improvement. Reason Physical and chemical mutagens cause genetic variability in a population and produce only desirable characters.
  A)
   Both Assertion and Reason are true and Reason is the correct explanation of Assertion
  done clear
  B)
    Both Assertion and Reason are true but Reason is not the correct explanation of Assertion
  done clear
  C)
     Assertion is true but Reason is false
  done clear
  D)
    Assertion is false but Reason is true
  done clear
  View Answer play_arrow

• question_answer151) How many zygospores are formed in a 100-celled filament of Spirogyra affinis, if all cells are involved in conjugation?
  A)
   99                                                         
  done clear
  B)
   50
  done clear
  C)
   49                                                         
  done clear
  D)
   1
  done clear
  View Answer play_arrow

• question_answer152) Identify the correct sequence of the stages in the life cycle of Rhizopus after the reduction division of zygospore.
  A)
   Promycelium \[\to \] germ sporangium \[\to \]germ spores \[\to \]mycelium
  done clear
  B)
    Promycelium \[\to \]germ spores \[\to \]germ sporangium \[\to \]mycelium
  done clear
  C)
    Mycelium \[\to \]promycelium \[\to \]germ spores\[\to \]germ sporangium
  done clear
  D)
   Promycelium \[\to \]mycelium \[\to \]germ sporangium \[\to \]zygospores
  done clear
  View Answer play_arrow

• question_answer153) Study the following lists.

  List I	List II
  A. Neck of archegonium in Funaria	1. Two- nucleated
  B. Neck of archegonium in Pteris	2. Two-celled
  C. Neck canal cells in Pteris	3. Zero
  D. Neck canal cells in Cycas	4. Six vertical rows of cells
  	5. Pour vertical rows of cells

  A)
  The correct match is:                 A-3         B-4         C-2         D-5
  done clear
  B)
                  A-4         B-5         C-1         D-3
  done clear
  C)
                  A-3         B-4         C-2         D-1
  done clear
  D)
                  A-4         B-3         C-5         D-1
  done clear
  View Answer play_arrow

• question_answer154) False statement related to Cycas is
  A)
   motile male gametes and pollen tubes are involved in fertilization
  done clear
  B)
   endosperm   formation   occurs   before fertilization
  done clear
  C)
   ovule contains pollen chamber
  done clear
  D)
   gametophytic tissue is not found in seeds
  done clear
  View Answer play_arrow

• question_answer155) Study the following combinations and identify correct matches. I. Bacillus vulgaris-Saprophyte-Mineralization II. Erwinia amylovora-Saprophyte-Biopesticide III. Agrobacterium tumefaciens-Saprophyte- Genetic engineering IV.  Bdellovibrio bacteriovorus-Parasite-Water  purification
  A)
   I, II                                        
  done clear
  B)
   II, III
  done clear
  C)
   I, IV                                      
  done clear
  D)
   II, IV
  done clear
  View Answer play_arrow

• question_answer156) The disease caused by the virus having double stranded nucleic acid with ribose sugar as genetic material is
  A)
   tobacco mosaic disease
  done clear
  B)
   cauliflower mosaic disease
  done clear
  C)
   dahlia mosaic disease
  done clear
  D)
   rice stunting disease
  done clear
  View Answer play_arrow

• question_answer157)  Study the following table and identify the correct sequence of cells which shows the path of water movement between them.

  Cell	Osmotic Potential (MPa)	Pressure Potential (MPa)
  A	- 0.95	0.40
  B	- 0.75	0.40
  C	- 085	0.25
  D	- 0.65	0.25

   
  A)
   \[D\to B\to C\to A\]
  done clear
  B)
   \[B\to C\to D\to A\]
  done clear
  C)
   \[C\to B\to A\to D\]
  done clear
  D)
   \[B\to D\to A\to C\]
  done clear
  View Answer play_arrow

• question_answer158) The right sequence of carriers, which involve in the transport of excess Na+ ions out of the cell in salt resistant planes, is
  A)
   uniporter, symporter
  done clear
  B)
    symporter, antiporter
  done clear
  C)
    antiporter, uniporter
  done clear
  D)
   uniporter, antiporter
  done clear
  View Answer play_arrow

• question_answer159) Study the following lists.

  List I	List II
  A. Sulphur	1. Cytochrome-c-oxidase
  B. Molybdenum	2. IAA synthesis
  C.  Copper	3. Biotin
  D. Manganese	4. Dinitrogenase
  	5. Oxygen   evolving Complex

  The correct match is:
  A)
                  A-3         B-4         C-2         D-1
  done clear
  B)
                  A-4         B-3         C-1         D-2
  done clear
  C)
                  A-3         B-4         C-1         D-5
  done clear
  D)
  A-4         B-1         C-2         D-5
  done clear
  View Answer play_arrow

• question_answer160) The carbon ratio of lutein, abscisic acid and \[G{{A}_{27}}\]is
  A)
   6 : 3 : 4                                
  done clear
  B)
   5 : 3 : 4
  done clear
  C)
   8 : 3 : 4                                
  done clear
  D)
   4 : 3 : 5
  done clear
  View Answer play_arrow