question_answer 1) The electrical permittivity and magnetic permeability of free space are respectively \[{{\varepsilon }_{o}}\] and \[{{\mu }_{0}}\]. The corresponding value for a medium is:
A)
\[\sqrt{\frac{{{\mu }_{o}}{{\varepsilon }_{o}}}{\mu \varepsilon }}\]
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B)
\[{{\left( \frac{{{\mu }_{o}}{{\varepsilon }_{o}}}{\mu \varepsilon } \right)}^{3/2}}\]
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C)
\[\sqrt{\frac{\mu \varepsilon }{{{\mu }_{o}}{{\varepsilon }_{o}}}}\]
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D)
\[\frac{{{\mu }_{o}}{{\varepsilon }_{o}}}{\mu \varepsilon }\]
done
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question_answer 2) The frequency of a light ray is \[6\times {{10}^{4}}\,\,Hz\]. Its frequency when it propagates in a medium of refractive index 1.5, will be:
A)
\[1.6\times {{10}^{14}}\,\,Hz\]
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B)
\[9.10\times {{10}^{14}}\,\,Hz\]
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C)
\[6\times {{10}^{14}}\,\,Hz\]
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D)
\[4\times {{10}^{14}}\,\,Hz\]
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question_answer 3) In a Youngs experiment, if the distance between the slits is halved and the distance of screen from the slit is doubled, the fringe width will be:
A)
four times
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B)
doubled
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C)
halved
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D)
same
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question_answer 4) The magnetic moment of a magnet of length 10 cm and pole strength 4.0 Am will be:
A)
\[0.4\,A{{m}^{2}}\]
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B)
\[1.6\,A{{m}^{2}}\]
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C)
\[20\,A{{m}^{2}}\]
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D)
\[8.0\,A{{m}^{2}}\]
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question_answer 5) Two point charges \[3\times {{10}^{-6}}C\] and \[8\times {{10}^{-6}}C\]repel each other by a force of\[6\times {{10}^{-3}}N\]. If each of them is given an additional charge \[-6\times {{10}^{-6}}C\], the force between them will be:
A)
\[2.4\times {{10}^{-3}}N\](repulsive)
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B)
\[2.4\times {{10}^{-3}}N\](attractive)
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C)
\[1.5\times {{10}^{-3}}N\] (repulsive)
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D)
\[1.5\times {{10}^{-3}}N\] (attractive)
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question_answer 6) A man of weight 80 kg is standing in an elevator which is moving with an acceleration of \[6\,m/{{s}^{2}}\]in upward direction. The apparent weight of the man will be \[(g=10\,\,m/{{s}^{2}})\]:
A)
148 N
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B)
128 N
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C)
138 N
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D)
None of these
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question_answer 7) The power of pump, which can pump 200 kg of water to a height of 50 m in 10 s, will be :
A)
\[10\times {{10}^{3}}\,W\]
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B)
\[20\times {{10}^{3}}\,W\]
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C)
\[4\times {{10}^{3}}\,W\]
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D)
\[6\times {{10}^{3}}\,W\]
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question_answer 8) What is the value of linear velocity, if angular velocity is\[3\mathbf{\hat{i}}-4\mathbf{\hat{j}}+\mathbf{\hat{k}}\]and distance from the centre is\[5\mathbf{\hat{i}}-6\mathbf{\hat{j}}+6\mathbf{\hat{k}}\]?
A)
\[6\mathbf{\hat{i}}+6\mathbf{\hat{j}}-3\mathbf{\hat{k}}\]
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B)
\[-18\mathbf{\hat{i}}-13\mathbf{\hat{j}}+2\mathbf{\hat{k}}\]
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C)
\[4\mathbf{\hat{i}}-13\mathbf{\hat{j}}-6\mathbf{\hat{k}}\]
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D)
\[6\mathbf{\hat{i}}-2\mathbf{\hat{j}}+8\mathbf{\hat{k}}\]
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question_answer 9) Magnetic permeability is maximum for:
A)
paramagnetic substances
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B)
ferromagnetic substances
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C)
diamagnetic substances
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D)
all of the above
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question_answer 10) An electron moves in a circular path of radius 15 cm in a magnetic field of intensity \[B=4\times {{10}^{-4}}\,T\]. The velocity of electron is :
A)
\[1.05\times {{10}^{7}}m/s\]
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B)
\[5\times {{10}^{6}}m/s\]
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C)
\[3.2\times {{10}^{3}}m/s\]
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D)
zero
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question_answer 11) The effective length of a magnet is 31.4 cm and its pole strength is 0.5 A-m. The magnetic moment, if it is bent in the form of a semicircle will be:
A)
\[0.1\,\,A-{{m}^{2}}\]
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B)
\[0.01\,\,A-{{m}^{2}}\]
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C)
\[0.2\,\,A-{{m}^{2}}\]
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D)
\[1.2\,\,A-{{m}^{2}}\]
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question_answer 12) A magnet makes 30 oscillations/min in the earths magnetic field. If the magnetic field is doubled, the period of oscillation of magnet is:
A)
\[\sqrt{2}s\]
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B)
\[2s\]
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C)
\[\frac{1}{\sqrt{2}}s\]
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D)
\[\frac{1}{2}s\]
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question_answer 13)
Four capacitors are connected in a circuit as shown in figure. The effective capacitance in \[\mu F\] between P and Q will be :
A)
\[5\,\,\mu F\]
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B)
\[10\,\mu F\]
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C)
\[2\mu F\]
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D)
\[7.5\mu F\]
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question_answer 14) If you are provided three resistances \[2\,\Omega ,\,3\,\Omega \]and \[6\,\Omega .\]. How will you connect them, so as to obtain the equivalent resistance of \[4\,\Omega .\]?
A)
done
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B)
done
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C)
done
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D)
None of these
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question_answer 15) When the resistance of \[9\,\,\Omega \] is connected at the ends of a battery, its potential difference decreases from 40 V to 30 V. The internal resistance of the battery is :
A)
\[6\,\,\Omega \]
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B)
\[3\,\,\Omega \]
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C)
\[9\,\,\Omega \]
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D)
\[15\,\,\Omega \]
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question_answer 16) When a shunt of resistance \[12\,\,\Omega \] is connected with a galvanometer, its deflection reduces from 50 div to 10 div. The resistance of the coil of galvanometer is:
A)
\[48\,\,\Omega \]
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B)
\[24\,\,\Omega \]
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C)
\[56\,\,\Omega \]
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D)
\[36\,\,\Omega \]
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question_answer 17) When the current flowing in a circular coil is doubled and the number of turns of the coil in it is halved, the magnetic Held at its centre will become:
A)
four times
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B)
same
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C)
half
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D)
double
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question_answer 18) A proton moving with a velocity v is subjected to an electric field E and magnetic field B. The proton will remain moving without any deflection, if:
A)
E and B both are parallel to v
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B)
E is parallel to v but perpendicular to B
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C)
E is perpendicular to B
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D)
E, v and B are mutually perpendicular to each other and \[v=\frac{E}{B}\]
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question_answer 19) In an electric heater 4 A current passes for 1 min at potential difference of 250 V, the power of heater and the energy consumed will be respectively:
A)
1kW, 60 kJ
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B)
0.5 kW, 30 kJ
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C)
10 kW,600 kJ
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D)
none of these
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question_answer 20) Magnetic flux in a circuit containing a coil of resistance \[2\,\,\Omega \] changes from 2.0 Wb to 10 Wb in 0.2 s. The charge passed through the coil in this time is :
A)
0.8 C
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B)
1.0 C
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C)
5.0 C
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D)
4.0 C
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question_answer 21) In an AC circuit, the current is expressed as\[i=100\,\sin 200\,\pi t\]. In this circuit the current rises from zero to peak value in time :
A)
\[\frac{1}{400}s\]
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B)
\[\frac{1}{300}s\]
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C)
\[\frac{1}{100}s\]
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D)
\[\frac{1}{200}s\]
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question_answer 22) In an L-R circuit \[L=\frac{0.4}{\pi }\] and R = 30\[\Omega \] If the circuit has an alternating emf of 220 V at 50 cycle/s, the impedance and current in the circuit will be respectively :
A)
\[50\,\,\Omega ,\,4.4\,A\]
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B)
\[40.4\,\,\Omega ,\,5\,A\]
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C)
\[3.07\,\,\Omega ,\,6.0\,A\]
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D)
\[11.4\,\,\Omega ,\,17.5\,A\]
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question_answer 23) An electron initially at rest, is accelerated through a potential difference of 200 V, so that it acquires a velocity of \[8.4\times {{10}^{6}}m/s\]. The value of e/m of electron will be :
A)
\[2.76\times {{10}^{12}}C/kg\]
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B)
\[1.76\times {{10}^{11}}C/kg\]
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C)
\[0.76\times {{10}^{12}}C/kg\]
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D)
none of these
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question_answer 24) Work function of lithium and copper are respectively 2.3 and 4.0 eV. Which one of the metals will be useful for the photoelectric cell working with visible light ? \[(h=6.6\times {{10}^{-34}}J-s,\,c=3\times {{10}^{8}}m/s)\]
A)
Lithium
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B)
Copper
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C)
Both
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D)
None
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question_answer 25) A proton and an \[\alpha -\]particle are accelerated through the same potential difference. The rs33 of de-Broglie wavelength of proton to the de-Broglie wavelength of alpha particle will be:
A)
\[2\sqrt{2}:1\]
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B)
\[1:2\]
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C)
\[2:1\]
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D)
\[1:1\]
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question_answer 26) The heat of 110 J is added to a gaseous system whose internal energy is 40 J, then the amount of external work done will be :
A)
140 J
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B)
70 J
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C)
40 J
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D)
none of these
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question_answer 27) Two rods having thermal conductivity in the ratio of \[5:3\] having equal lengths and equal cross-sectional area are joined face to face. If the temperature of the free end of the first rod is \[{{100}^{o}}C\] and free end of second rod is\[{{20}^{o}}C\], then the temperature of the junction is :
A)
\[{{70}^{o}}C\]
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B)
\[{{50}^{o}}C\]
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C)
\[{{60}^{o}}C\]
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D)
\[{{90}^{o}}C\]
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question_answer 28) A bomber plane is moving horizontally with a speed of 500 m/s and a bomb released from it, strikes the ground in 10 s. Angle at which the bomb strikes the ground is: \[(g=10\,m/{{s}^{2}})\]
A)
\[{{\tan }^{-1}}(1)\]
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B)
\[{{\tan }^{-1}}(5)\]
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C)
\[{{\tan }^{-1}}\left( \frac{1}{5} \right)\]
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D)
\[{{\sin }^{-1}}\left( \frac{1}{5} \right)\]
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question_answer 29) The average force necessary to stop a bullet of 20g at speed of 250 m/s, as it penetrates wood to a distance of 12 cm is:
A)
\[2.2\times {{10}^{3}}N\]
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B)
\[3.2\times {{10}^{3}}N\]
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C)
\[4.2\times {{10}^{3}}N\]
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D)
\[5.2\times {{10}^{3}}N\]
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question_answer 30) A black body is heated from \[{{27}^{o}}C\] to \[{{927}^{o}}C\]. The ratio of radiations emitted will be :
A)
\[1:256\]
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B)
\[1:64\]
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C)
\[1:4\]
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D)
\[1:16\]1
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question_answer 31) An ideal gas heat engine operates in Carnot cycle between \[{{227}^{o}}C\] and \[{{127}^{o}}C\]. It absorbs \[6\times {{10}^{4}}\] cal of heat at higher temperature. Amount of heat converted to work is:
A)
\[2.4\times {{10}^{4}}\] cal
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B)
\[6\times {{10}^{4}}\] cal
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C)
\[1.2\times {{10}^{4}}\] cal
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D)
\[4.8\times {{10}^{4}}\] cal
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question_answer 32) Angular momentum \[J\]of body with mass moment of inertia \[I\]and angular velocity co is equal to :
A)
\[\frac{I}{\omega }\]
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B)
\[I{{\omega }^{2}}\]
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C)
\[I\omega \]
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D)
none of these
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question_answer 33) The horizontal range of projectile is \[4\sqrt{3}\]times of its maximum height. The angle of projection will be:
A)
\[{{40}^{o}}\]
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B)
\[{{90}^{o}}\]
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C)
\[{{30}^{o}}\]
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D)
\[{{45}^{o}}\]
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question_answer 34)
A mass of 0.5 kg moving with a speed of 1.5 m/s on a horizontal smooth surface, collides with a nearly weightless spring of force constant k = 50 N/m. The maximum compression of the spring would be :
A)
0.15m
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B)
0.12m
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C)
1.5m
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D)
0.5m
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question_answer 35) The Bohr model of atoms :
A)
Assumes that the angular momentum of electrons is quantized
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B)
uses Einsteins photo electric equation
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C)
predicts continuous emission spectra for atoms
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D)
predicts the same emission spectra for all types of atoms
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question_answer 36) The period of a simple pendulum measured inside a stationary lift is found to be T. If the lift starts accelerating upwards with acceleration of g/3, then the time period of the pendulum is :
A)
\[\frac{T}{\sqrt{3}}\]
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B)
\[\frac{T}{3}\]
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C)
\[\frac{\sqrt{3}}{2}T\]
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D)
\[\sqrt{3T}\]
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question_answer 37) In germanium crystal, the. forbidden energy gap in joule is :
A)
zero
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B)
\[1.6\times {{10}^{-19}}\]
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C)
\[1.1\times {{10}^{-19}}\]
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D)
\[1.76\times {{10}^{-19}}\]
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question_answer 38) A semiconductor is cooled from \[{{T}_{1}}\] Kelvin to \[{{T}_{2}}\] Kelvin, then its resistance :
A)
will not change
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B)
will increase
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C)
will decrease
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D)
none of these
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question_answer 39) The current gain of a transistor in common emitter mode is 49. The change in collector current and emitter current corresponding to the change in base current by 5.0 \[\mu A,\] will be:
A)
\[245\,\mu A,\,250\,\mu A\]
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B)
\[240\,\mu A,\,235\,\mu A\]
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C)
\[260\,\mu A,\,255\,\mu A\]
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D)
none of these
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question_answer 40) If the wavelength of 1st line of Balmer series is \[6563\,\overset{o}{\mathop{A}}\,\], the wavelength of first line of Lyman series and Rydbergs constant respectively, will be:
A)
\[1215.4\,\overset{o}{\mathop{A}}\,,\,1.1\times {{10}^{7}}{{m}^{-1}}\]
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B)
\[5863\,\overset{o}{\mathop{A}}\,,\,2.0\times {{10}^{7}}{{m}^{-1}}\]
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C)
\[2316.4\,\overset{o}{\mathop{A}}\,,\,1.0\times {{10}^{7}}{{m}^{-1}}\]
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D)
none of the above
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question_answer 41) The half-life of a radioactive substance is 40 yr. How long will it take to reduce to one-fourth of its original amount and what is the value of decay constant respectively?
A)
40 yr, 0.9173/yr
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B)
90 yr, 9.017/yr
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C)
80 yr, 0.0173/yr
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D)
none of these
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question_answer 42) The mass equivalent to \[10\times {{10}^{5}}kWh\] energy will be :
A)
\[4\times {{10}^{-5}}kg\]
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B)
\[3\times {{10}^{-5}}kg\]
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C)
\[5\times {{10}^{-5}}kg\]
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D)
\[8\times {{10}^{-5}}kg\]
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question_answer 43) Which one of the relations is correct between time period and number of orbits while an electron is revolving in an orbit?
A)
\[{{n}^{2}}\]
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B)
\[\frac{1}{{{n}^{2}}}\]
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C)
\[{{n}^{3}}\]
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D)
\[\frac{1}{n}\]
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question_answer 44) A cylinder contains 10 kg of gas at pressure of\[{{10}^{7}}N/{{m}^{2}}\]. The quantity of gas taken out of the cylinder if final pressure is \[2.5\times {{10}^{6}}N/{{m}^{2}}\], is:
A)
7.5kg
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B)
15.2kg
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C)
10.5kg
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D)
none of these
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question_answer 45) A car is moving towards a high cliff. The car driver sounds a horn of frequency\[f\]. The reflected sound heard by the driver has a frequency \[2f\] if v be the velocity of sound, then the velocity of the car in the same velocity units, will be:
A)
\[\frac{v}{\sqrt{2}}\]
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B)
\[\frac{v}{3}\]
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C)
\[\frac{v}{4}\]
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D)
\[\frac{v}{2}\]
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question_answer 46) If a source is transmitting electromagnetic waves of frequency\[8.2\times {{10}^{6}}Hz\], the wavelength of electromagnetic wave transmitted from the source is:
A)
18.8m
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B)
36.5m
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C)
42.8m
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D)
58m
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question_answer 47) An X-ray tube operates on 30 kV. The minimum wavelength emitted is :\[(h=6.6\times {{10}^{-19}}\,j-s,c=3\times {{10}^{8}}m/s,\]\[e=1.6\times {{10}^{-19}}C)\]
A)
\[6.6\,\overset{o}{\mathop{A}}\,\]
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B)
\[1.2\,\overset{o}{\mathop{A}}\,\]
done
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C)
\[0.133\,\overset{o}{\mathop{A}}\,\]
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D)
\[0.4\,\overset{o}{\mathop{A}}\,\]
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question_answer 48) In a nuclear reactor :
A)
moderator is used to slow down the neutrons
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B)
cadmium rods are used to slow down the neutrons
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C)
coolant is used to slow down the neutrons
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D)
moderator is used to control the neutrons
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question_answer 49) If C and R denote capacitance and resistance, then dimensions of C-R will be :
A)
\[[{{M}^{o}}{{L}^{o}}T{{A}^{o}}]\]
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B)
\[[M{{L}^{o}}T{{A}^{-2}}]\]
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C)
\[[M{{L}^{o}}T{{A}^{2}}]\]
done
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D)
\[[MLT{{A}^{-2}}]\]
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question_answer 50) The equation of transverse wave is given by \[y=5\,\sin \,2\pi \left( \frac{t}{0.04}-\frac{x}{40} \right)\] where distance is in cm and time in second, then the wavelength of wave will be:
A)
20cm
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B)
40cm
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C)
60 cm
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D)
None of these
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question_answer 51) The colour of liquid 0 2 is:
A)
red
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B)
dark blue
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C)
pale yellow
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D)
pale blue
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question_answer 52) Ripening of fruits can be carried out in presence of:
A)
\[N{{a}_{2}}S{{O}_{4}}\]
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B)
\[NaCl\]
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C)
\[CaC{{l}_{2}}\]
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D)
\[Ca{{C}_{2}}\]
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question_answer 53) p-nitrophenol and o-nitrophenol are separated by:
A)
crystallization
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B)
fractional crystallization
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C)
distillation
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D)
steam distillation
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question_answer 54) Lead is maximum in :
A)
soda glass
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B)
jana glass
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C)
pyrex glass
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D)
flint glass
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question_answer 55) Which of the following is not an antibiotic?
A)
Penicillin
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B)
Sulphaguanidine
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C)
Chloramphenicol
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D)
None of these
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question_answer 56) Which of the following salt undergoes hydrolysis?
A)
\[N{{a}_{2}}S{{O}_{4}}\]
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B)
\[N{{H}_{4}}Cl\]
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C)
\[NaCl\]
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D)
\[CaC{{l}_{2}}\]
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question_answer 57) On hydrolysis, which produces only glucose?
A)
Lactose
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B)
Maltose
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C)
Sucrose
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D)
None of these
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question_answer 58) Shortest C-C bond length is present in :
A)
\[C{{H}_{3}}-C{{H}_{2}}-C{{H}_{3}}\]
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B)
\[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{3}}\]
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C)
\[C{{H}_{2}}=CH-CH=C{{H}_{2}}\]
done
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D)
\[CH\equiv C-C\equiv CH\]
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question_answer 59)
\[C{{H}_{3}}-\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\mathop{C}}\,H-C{{H}_{3}}\xrightarrow{PB{{r}_{3}}}\] \[\xrightarrow{{{H}_{2}}O}D\] Here, D is:
A)
\[C{{H}_{3}}-\underset{\begin{smallmatrix} | \\ C{{H}_{3}} \end{smallmatrix}}{\mathop{C}}\,H-O-C{{H}_{2}}-C{{H}_{3}}\]
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B)
\[C{{H}_{3}}-O-\underset{\begin{smallmatrix} | \\ C{{H}_{3}} \end{smallmatrix}}{\mathop{C}}\,H-C{{H}_{2}}C{{H}_{3}}\]
done
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C)
\[C{{H}_{3}}-\underset{\begin{smallmatrix} | \\ C{{H}_{3}} \end{smallmatrix}}{\mathop{C}}\,H-C{{H}_{2}}C{{H}_{2}}OH\]
done
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D)
\[C{{H}_{3}}-C{{H}_{2}}\underset{\begin{smallmatrix} | \\ C{{H}_{3}} \end{smallmatrix}}{\mathop{-C}}\,H-C{{H}_{2}}OH\]
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question_answer 60) In the reaction, \[HAS{{O}_{2}}+S{{n}^{2+}}\xrightarrow{{}}As+S{{n}^{4+}}+{{H}_{2}}O\] Oxidising agent is:
A)
\[S{{n}^{2+}}\]
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B)
\[S{{n}^{4+}}\]
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C)
As
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D)
\[SAs{{O}_{2}}\]
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question_answer 61) Noble gases are absorbed on :
A)
anhydrous \[CaC{{l}_{2}}\]
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B)
charcoal
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C)
cone. \[{{H}_{2}}S{{O}_{4}}\]
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D)
Coconut
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question_answer 62) Ammonia and \[HCl\] gases are allowed to pass in the glass tube from the opposite ends. Formation of \[N{{H}_{4}}Cl\] white ring, will take place:
A)
nearer the \[N{{H}_{3}}\] end
done
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B)
at the centre
done
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C)
nearer \[HCl\] end
done
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D)
anywhere
done
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question_answer 63) 0.833 mole of a carbohydrate, with empirical formula\[C{{H}_{2}}O\], has 10 g of hydrogen. Molecular formula of carbohydrate is :
A)
\[{{C}_{3}}{{H}_{5}}{{O}_{3}}\]
done
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B)
\[{{C}_{6}}{{H}_{12}}{{O}_{6}}\]
done
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C)
\[{{C}_{3}}{{H}_{10}}{{O}_{5}}\]
done
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D)
\[{{C}_{3}}{{H}_{4}}{{O}_{3}}\]
done
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View Answer play_arrow
question_answer 64) \[{{P}_{4}}+3NaOH+3{{H}_{2}}O\xrightarrow{{}}A+3Na{{H}_{2}}P{{O}_{2}}\]here, A is:
A)
\[N{{H}_{3}}\]
done
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B)
\[P{{H}_{3}}\]
done
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C)
\[{{H}_{3}}P{{O}_{4}}\]
done
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D)
\[{{H}_{3}}P{{O}_{3}}\]
done
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question_answer 65) Solubility of \[Pb{{I}_{2}}\] is 0.005 M. Then, the solubility product of \[Pb{{I}_{2}}\] is :
A)
\[6.8\times {{10}^{-6}}\]
done
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B)
\[6.8\times {{10}^{6}}\]
done
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C)
\[2.2\times {{10}^{-9}}\]
done
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D)
none of these
done
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question_answer 66) The number of \[C{{l}^{-}}\]ions around one \[N{{a}^{+}}\]in NaCI crystal lattice is :
A)
10
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B)
12
done
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C)
8
done
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D)
6
done
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question_answer 67) Which element is found in chlorophyll?
A)
Iron
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B)
Cobalt
done
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C)
Magnesium
done
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D)
Chromium
done
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question_answer 68) Which of the following is not correct for carboxylic acids?
A)
The lower acids are soluble in water
done
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B)
Higher members are insoluble in water
done
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C)
The solubility increases with branching
done
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D)
They unite in water and take proton from solvent
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question_answer 69) A chemical compound is heated and dried. To get accurate weight of this compound, one should:
A)
cool in dessicator
done
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B)
weigh in warm conditions
done
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C)
weigh after cooling
done
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D)
blow air through it
done
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question_answer 70) Isocyanide can be prepared from alkyl halide on treatment with:
A)
KNC
done
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B)
AgNC
done
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C)
KCN
done
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D)
AgCN
done
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question_answer 71) What is obtained, when acetic acid is heated with chlorine in presence of red phosphorus?
A)
Acetyl chloride
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B)
\[\alpha \]-chloro acetic acid
done
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C)
Acetic anhydride
done
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D)
Chloral
done
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question_answer 72) Which of the following has maximum boiling point?
A)
\[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}Cl\]
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B)
\[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}OH\]
done
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C)
\[C{{H}_{3}}\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\mathop{C}}\,HC{{H}_{3}}\]
done
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D)
\[\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\mathop{C}}\,{{H}_{2}}-C{{H}_{2}}-C{{H}_{2}}-\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\mathop{C}}\,{{H}_{2}}\]
done
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question_answer 73) The number of oxygen atoms in \[44gC{{O}_{2}}\] at STP is:
A)
\[6.023\times {{10}^{23}}\]
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B)
\[6.023\times {{10}^{22}}\]
done
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C)
\[12.046\times {{10}^{23}}\]
done
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D)
none of these
done
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question_answer 74) Weight of \[Ca{{(OH)}_{2}}\] needed to prepare 250 m of solution with pH = 13:
A)
0.925 g
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B)
0.0125 g
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C)
0.25 g
done
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D)
1 g
done
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question_answer 75) \[2C+{{O}_{2}}\xrightarrow{{}}2CO\,\,;\,\,\Delta H=220\,\,kJ\]Which of the following statement is correct for this reaction?
A)
Heat of combustion of carbon is 110 kJ
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B)
Reaction is exothermic
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C)
Reaction needs no initiation
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D)
All of the above are correct
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question_answer 76) Maximum bond angle is present in :
A)
\[BC{{l}_{3}}\]
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B)
\[BB{{r}_{3}}\]
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C)
\[B{{F}_{3}}\]
done
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D)
same for all
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question_answer 77) \[{{H}_{2}}S\] is more acidic than \[{{H}_{2}}O\], due to:
A)
O is more electronegative than S
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B)
0-H bond is stronger than S-H bond
done
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C)
O -H bond is weaker than S-H bond
done
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D)
none of the above
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question_answer 78) Entropy is maximum in case of:
A)
steam
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B)
water at \[{{0}^{o}}C\]
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C)
water at \[{{4}^{o}}C\]
done
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D)
ice
done
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question_answer 79) What will be the volume of the gaeous mixture after the reaction? \[\underset{4\,\,L}{\mathop{N{{H}_{3}}}}\,+\underset{1.5\,\,L}{\mathop{HCl}}\,\xrightarrow{{}}\underset{\left( solid \right)}{\mathop{N{{H}_{4}}Cl}}\,\]
A)
0.5 L
done
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B)
1 L
done
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C)
2.5 L
done
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D)
0.1 L
done
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question_answer 80) Coordination number of \[N{{a}^{+}}\] ion in rock salt is :
A)
12
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B)
4
done
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C)
8
done
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D)
6
done
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question_answer 81) For nitration of benzene, we require :
A)
conc. \[HN{{O}_{3}}+\] conc. \[{{H}_{2}}S{{O}_{4}}\]
done
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B)
conc. \[HN{{O}_{3}}\]
done
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C)
cone. \[{{H}_{2}}S{{O}_{4}}\] fuming \[HN{{O}_{3}}\]
done
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D)
\[KN{{O}_{2}}\]
done
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question_answer 82) What will be the volume of a 12M solution, if it is equivalent to 240 mL 18 M solution?
A)
6 L
done
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B)
600 L
done
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C)
400 L
done
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D)
0.36 L
done
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question_answer 83) Which of the following is diamagnetic?
A)
Oxygen molecule
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B)
Boron molecule
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C)
\[{{N}_{2}}^{+}\]
done
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D)
None of the above
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question_answer 84) Hydrolysis of DDT is a first order reaction, its half-life is 10 yr. Time to hydrolyse 10 g DDT to half is:
A)
100 yr
done
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B)
50 yr
done
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C)
5yr
done
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D)
10 yr
done
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View Answer play_arrow
question_answer 85) \[C{{r}_{2}}{{O}_{7}}^{2-}{{I}^{-}}\xrightarrow{{}}{{I}_{2}}+C{{r}^{3+}}\] \[E_{cell}^{o}=0.79\,V\] \[E_{c{{r}_{2}}{{O}_{7}}^{2-}}^{o}=1.33\,V,\,E_{{{I}_{2}}}^{o}\] is:
A)
- 0.10 V
done
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B)
+ 0.18 V
done
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C)
- 0.54 V
done
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D)
0.54 V
done
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View Answer play_arrow
question_answer 86) \[Zn(s)+C{{l}_{2}}(1\,atm)\xrightarrow{{}}Z{{n}^{2+}}2C{{l}^{-}}\] \[{{E}^{o}}_{cell}\] of the cell is 2.12 V. To increase E:
A)
\[[Z{{n}^{2+}}]\] should be increased
done
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B)
\[[Z{{n}^{2+}}]\] should be decreased
done
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C)
\[[C{{l}^{-}}]\] should be decreased
done
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D)
\[{{P}_{C{{l}_{2}}}}\] should be decreased
done
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View Answer play_arrow
question_answer 87) Which will have enantiomer?
A)
\[C{{H}_{3}}C{{H}_{2}}\underset{\begin{smallmatrix} | \\ Cl \end{smallmatrix}}{\mathop{C}}\,HC{{H}_{3}}\]
done
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B)
\[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}Cl\]
done
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C)
\[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}CHC{{l}_{2}}\]
done
clear
D)
None of the above
done
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question_answer 88) Which of the following is called white vitriol?
A)
\[ZnC{{l}_{2}}\]
done
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B)
\[MgS{{O}_{4}}\,7{{H}_{2}}O\]
done
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C)
\[ZnS{{O}_{4}}\,7{{H}_{2}}O\]
done
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D)
[d] \[A{{l}_{2}}{{(S{{O}_{4}})}_{3}}\]
done
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View Answer play_arrow
question_answer 89) Which gas is evolved, when ammonium dichromate is heated?
A)
Hydrogen
done
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B)
Ammonia
done
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C)
Oxygen
done
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D)
Nitrogen
done
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View Answer play_arrow
question_answer 90) Lead is soluble in:
A)
\[C{{H}_{3}}COOH\]
done
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B)
\[{{H}_{2}}S{{O}_{4}}\]
done
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C)
\[HCl\]
done
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D)
\[HN{{O}_{3}}\]
done
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View Answer play_arrow
question_answer 91) \[C{{H}_{3}}CH(OH)COOH\] shows:
A)
geometrical isomerism
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B)
optical isomerism
done
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C)
both [a] and [b]
done
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D)
none of the above
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question_answer 92) n-pentane and iso-pentane can be distinguished by:
A)
\[B{{r}_{2}}\]
done
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B)
\[{{O}_{3}}\]
done
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C)
conc.\[{{H}_{2}}S{{O}_{4}}\]
done
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D)
\[KMn{{O}_{4}}\]
done
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View Answer play_arrow
question_answer 93) \[FeS{{O}_{4}}\,.\,7{{H}_{2}}O\] shows isomorphism with:
A)
\[ZnS{{O}_{4}}\,.\,\,7{{H}_{2}}O\]
done
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B)
\[MnS{{O}_{4}}\,.\,\,4{{H}_{2}}O\]
done
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C)
\[CaS{{O}_{4}}\,.\,\,5{{H}_{2}}O\]
done
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D)
\[CaC{{l}_{2}}\,.\,\,2{{H}_{2}}O\]
done
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question_answer 94) \[N{{a}_{2}}C{{O}_{3}}\] cannot be used to identify:
A)
\[C{{O}_{3}}^{2-}\]
done
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B)
\[S{{O}_{3}}^{2-}\]
done
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C)
\[{{S}^{2-}}\]
done
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D)
\[S{{O}_{4}}^{2-}\]
done
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View Answer play_arrow
question_answer 95) Nitrolim is:
A)
\[Ca{{C}_{2}}+{{N}_{2}}\]
done
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B)
\[CaC{{N}_{2}}+C\]
done
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C)
\[Ca{{(CN)}_{2}}+C\]
done
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D)
\[Ca{{(CN)}_{2}}+N{{H}_{4}}CN\]
done
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question_answer 96) What is the EAN of nickel in \[Ni{{(CO)}_{4}}\]?
A)
34
done
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B)
35
done
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C)
32
done
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D)
36
done
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question_answer 97) A weak acid is 0.1% ionised in 0.1 M solution. Its pH is:
A)
2
done
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B)
3
done
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C)
4
done
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D)
1
done
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question_answer 98) Gold number is highest for which of the following lyophilic sol?
A)
Gelatin
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B)
Haemoglobin
done
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C)
Sodium oleate
done
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D)
Potato starch
done
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question_answer 99) An alkene, on ozonolysis gives formaldehyde and acetaldehyde. The alkene is:
A)
ethene
done
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B)
propene
done
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C)
butene-1
done
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D)
butene-2
done
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question_answer 100) Which of the following polymer has ester linkage?
A)
Nylon-66
done
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B)
PVC
done
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C)
Terylene
done
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D)
SBR
done
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question_answer 101) fcryoA person is injected with globulin against hepatitis. This is:
A)
artificially acquired passive immunity
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B)
artificially acquired active immunity
done
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C)
naturally acquired active immunity
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D)
naturally acquired passive immunity
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question_answer 102) Which one is mismatched?
A)
Bowmanns capsule-glomerular filteration
done
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B)
PCT- absorption of \[N{{a}^{+}}\] and \[{{K}^{+}}\]
done
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C)
DCT-absorption of glucose
done
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D)
None of the above
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question_answer 103) How much amount of air can be inspired or expired during normal breathing?
A)
0.5
done
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B)
2.5
done
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C)
1.5
done
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D)
5.5
done
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question_answer 104) The largest variety of digestive enzymes is found in:
A)
carnivores
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B)
herbivores
done
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C)
omnivores
done
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D)
parasites
done
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question_answer 105) Alcohol is present in which of the following?
A)
Vitamin D
done
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B)
Vitamin \[{{B}_{2}}\]
done
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C)
Vitamin \[{{B}_{5}}\]
done
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D)
Vitamin C
done
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question_answer 106) In a double stranded DNA, the sequences of base pairs in one strand are AGCTAAGCC. Whats the complementary sequence on the other strand?
A)
TCGATTCGG
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B)
CGUAUUCG
done
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C)
AGCTAAGC
done
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D)
CAUTAUCG
done
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question_answer 107) The genes concerned with the production of cancer are called:
A)
cancer genes
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B)
carinogenes
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C)
carcinomas
done
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D)
oncogenes
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question_answer 108) A homozygous red flower is crossed with recessive white. Red is dominant over white. The progeny in the fi generation will be:
A)
all red
done
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B)
all white
done
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C)
50% red and 50% white
done
clear
D)
75% red, 25% white
done
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View Answer play_arrow
question_answer 109) Parasexuality was first discovered in:
A)
bacteria
done
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B)
virus
done
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C)
fungi
done
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D)
none of these
done
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View Answer play_arrow
question_answer 110) Sexual reproduction in algae results in the formation of:
A)
opspore
done
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B)
zoospore
done
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C)
zygote
done
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D)
zygospore
done
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question_answer 111) Which was first photosynthetic organism?
A)
Green algae
done
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B)
Red algae
done
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C)
Cyanobacteria
done
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D)
None of these
done
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View Answer play_arrow
question_answer 112) During protein denaturation which of the following is disrupted?
A)
2D structure
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B)
3D structure
done
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C)
Peptide bond
done
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D)
AA sequence
done
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View Answer play_arrow
question_answer 113) Which of the following pair is correct?
A)
Bats wing and insect wing are analogous
done
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B)
Seal flippers and bats paw are homologous
done
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C)
Insect wing and bird wing are homologous
done
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D)
Thorn of Bougainvillea and tendril of pea are analogous
done
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question_answer 114) ICBN is:
A)
International Culture Botanical Nomenclature
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B)
International Condition Botanical Nomenclature
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C)
International Code for Botanical Nomenclature
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D)
International Conversation for Botanical Nomenclature ,
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question_answer 115) If an organism has more rods it will:
A)
active during day
done
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B)
possess colour vision
done
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C)
active during night
done
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D)
both [a] and [c] are possible
done
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View Answer play_arrow
question_answer 116) The following cells cannot be grown under tissue culture conditions :
A)
hela cells
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B)
leucocytes
done
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C)
kidney cells
done
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D)
nerve cells
done
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question_answer 117) The largest gland in the human body is:
A)
pancreas
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B)
brain
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C)
gall bladder
done
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D)
liver
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question_answer 118) Which of the phylum has none of fresh wate form?
A)
Echinodermata
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B)
Mollusca
done
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C)
Chordata
done
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D)
Porifera
done
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question_answer 119) Bilaterally symmetrical but acoelomate animal is:
A)
liver fluke
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B)
jelly fish
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C)
round worms
done
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D)
crab
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question_answer 120) Maximum diversity is found in which phylum?
A)
Chordata
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B)
Arthropoda
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C)
Protozoa
done
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D)
Annelida
done
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question_answer 121) Which is not a feature of annelids?
A)
Metameric segmentation
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B)
Nephridia
done
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C)
Pseudocoelom
done
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D)
Clitellum
done
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question_answer 122) Which of the following is a living fossil ?
A)
Sphenodon
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B)
Heloderma
done
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C)
Rabbit
done
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D)
Frog
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question_answer 123) Which of the following required in translocation of food in plants?
A)
Xylem
done
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B)
Phloem
done
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C)
Sclerenchyma
done
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D)
Collenchyma
done
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question_answer 124) The organism which is used for gene transfer in higher organisms is?
A)
Agrobacterium tumefaciens
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B)
E.coli
done
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C)
Acetobacter
done
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D)
Bacillus thuringiensis
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question_answer 125) In genetic engineering, the terms vector is applied for:
A)
plasmid
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B)
sources of DNA
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C)
cell which receives
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D)
virus
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question_answer 126) Heterozygous purple flower is crossed with recessive white flower. The progeny has the ratio :
A)
all purple
done
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B)
all white
done
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C)
50% purple, 50% white
done
clear
D)
75%
done
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question_answer 127) Progesterone pill helps in preventias pregnancy by not allowing :
A)
ova formation
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B)
fertilization
done
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C)
implantation
done
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D)
none of these
done
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question_answer 128) Beadle and Tatum performed classics experiment of Neurospora crassa to explain :
A)
one gene produce one enzyme
done
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B)
one enzyme can correct one gene
done
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C)
both [a] and [b]
done
clear
D)
none of the above
done
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View Answer play_arrow
question_answer 129) Which one of the following gases can deplete ozone layer in the upper atmosphere25?
A)
Ammonia
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B)
Methane
done
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C)
Carbon monoxide
done
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D)
Sulphur dioxide
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question_answer 130) To remove seed dormancy by mechanically removing the seed coat, is called :
A)
stratification
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B)
scarification
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C)
vernalization
done
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D)
photoperiodism
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question_answer 131) Superiority of hybrid over parents is:
A)
introduction
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B)
selection
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C)
hybridized progeny
done
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D)
hybrid vigour
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question_answer 132) The jumping genes in maize were discovered by:
A)
H. G. Khorana
done
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B)
T.H. Morgan
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C)
Beadle and Tatum
done
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D)
Barbara Mc Clintock
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question_answer 133) Which one among the following is likely to have the highest level of DDT deposition in its body?
A)
Phytoplanktons
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B)
Sea gull
done
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C)
Crab
done
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D)
Eel fish
done
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question_answer 134) Phytotoxins are secreted by plants in response to fungal reaction. These compounds ax generally:
A)
proteins
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B)
glycoproteins
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C)
phenolic compounds
done
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D)
lipids
done
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question_answer 135) Which is a unit of evolution?
A)
Cell
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B)
Individual
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C)
Population
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D)
Species
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question_answer 136) Biological species concept emphasizes on :
A)
geographical isolation
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B)
reproductive isolation
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C)
physiological isolation
done
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D)
none of the above
done
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View Answer play_arrow
question_answer 137) Cytokinins are formed in:
A)
roots
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B)
leaves
done
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C)
fruits
done
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D)
stems
done
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question_answer 138) Interferons are produced in response to :
A)
virus
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B)
bacteria
done
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C)
helminthes
done
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D)
malarial parasites
done
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question_answer 139) In which the pneumatophores are found?
A)
Tinospora
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B)
Pinus
done
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C)
Rhizophora
done
clear
D)
None of these
done
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question_answer 140) Scorpion belongs to a class to which one of the following also belong?
A)
Ticks
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B)
Crabs
done
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C)
Branicles
done
clear
D)
Cockroaches
done
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question_answer 141) Which one of the following is antioxidant vitamin?
A)
C, E, A
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B)
\[{{B}_{1}},{{B}_{4}}\]
done
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C)
A, D, E
done
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D)
\[{{B}_{3}},{{B}_{5}}\]
done
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question_answer 142) Acetylcholine helps in:
A)
synaptic transmission
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B)
membrane permeability
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C)
synaptic delay
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D)
none of the above
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question_answer 143) The physiological capacity to produce off springs is called:
A)
birth rate
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B)
biotic potential
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C)
crude natality
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D)
mortality
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question_answer 144) Biogas produced by anaerobic decomposition used in combustion is mainly due to presence of:-
A)
\[{{H}_{2}}\]
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B)
\[C{{H}_{4}}\]
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C)
\[{{H}_{2}}S\]
done
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D)
None of these
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question_answer 145) Which one of the gas is present today but was absent about 3.5 million years ago?
A)
\[{{O}_{2}}\]
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B)
\[{{N}_{2}}\]
done
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C)
\[{{H}_{2}}\]
done
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D)
\[C{{H}_{4}}\]
done
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question_answer 146) In man, artificial pace-maker is implanted due to defects in:
A)
SA node
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B)
AV node
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C)
Mitral valve
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D)
Purkinje fibres
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question_answer 147) Niacin deficiency leads to :
A)
pellagra
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B)
osteomalacia
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C)
marasmus
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D)
scurvy
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question_answer 148) Enzyme having different molecular arrangement but similar functions, is:
A)
isoenzyme
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B)
holoenzyme
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C)
apoenzyme
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D)
coenzyme
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question_answer 149) If the foetus is Rh+ and mother is Rh- then :
A)
foetus will transmit antigen to mother blood
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B)
foetus will transmit antibody to mother blood
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C)
foetus is attacked by antibodies to mother blood
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D)
foetus is attacked by antigen to mother blood
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question_answer 150) Theory of pangenesis was proposed by:
A)
F. Redi
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B)
Darwin
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C)
Haeckel
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D)
Miller
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question_answer 151) Respiratory quotient (R.Q.) is :
A)
\[\frac{C{{O}_{2}}}{{{O}_{2}}}\]
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B)
\[\frac{{{O}_{2}}}{C{{O}_{2}}}\]
done
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C)
\[\frac{{{N}_{2}}}{C{{O}_{2}}}\]
done
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D)
\[\frac{C{{O}_{2}}}{{{N}_{2}}}\]
done
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question_answer 152) For DNA structure, Nobel prize was given to :
A)
Macria Wilkins
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B)
Franklin
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C)
Pauly
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D)
Waston and Crick
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question_answer 153) Formation of glucose from lipids is:
A)
gluconeogenesis
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B)
glycogenolysis
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C)
glycogenesis
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D)
none of these
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question_answer 154) The edible part of litchi is:
A)
aril
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B)
endocarp
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C)
mesocarp
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D)
none of these
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question_answer 155) Which of the following is initiating codon?
A)
AUG
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B)
AUU
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C)
UAG
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D)
None of these
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question_answer 156) Cyanobacteria are :
A)
mosses which attack bacteria
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B)
bacteria which attack Cyanophyceae
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C)
autotrophic organism with phycocyanin
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D)
none of these
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question_answer 157) Cryopreservation is done at temperature :
A)
\[-{{140}^{o}}C\]
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B)
\[-{{120}^{o}}C\]
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C)
\[-{{196}^{o}}C\]
done
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D)
\[-{{273}^{o}}C\]
done
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question_answer 158) At which stage of mitosis chromatids separated and passes to different poles?
A)
Prophase
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B)
Metaphase
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C)
Anaphase
done
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D)
Telophase
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question_answer 159) Which one of the following is common in plant and animal?
A)
Mitochondria
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B)
Tonoplast
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C)
Centriole
done
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D)
None of these
done
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question_answer 160) Fungi lack:
A)
mitochondria
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B)
ribosomes
done
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C)
chloroplast
done
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D)
endoplasmic reticulum
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question_answer 161) Which one of the following organelles lac membranes?
A)
Ribosome
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B)
Mitochondria
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C)
Golgi complex
done
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D)
Nucleus
done
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question_answer 162) Raja ji national park is situated in :
A)
Tamil Nadu
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B)
Karnataka
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C)
Uttrakhand
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D)
Rajasthan
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question_answer 163) Chlorophyll-a is absent in which of the following photosynthetic or ganism?
A)
Cyanobacteria
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B)
Red algae
done
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C)
Brown algae
done
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D)
Bacteria
done
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question_answer 164) Streptococcus is employed in the manufacturing of:
A)
wine
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B)
bread
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C)
cheese
done
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D)
all of these
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question_answer 165) Water bloom is generally caused by :
A)
green algae
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B)
blue-green algae
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C)
bacteria
done
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D)
Hydrilla
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question_answer 166) Who proposed the natural system of classification?
A)
Carolus Linnaeus
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B)
John Hutchinson
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C)
Bentham and Hooker
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D)
Oswald Tippo
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question_answer 167) Which one of the following is a major pollutant of automobile gases?
A)
Carbon monoxides
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B)
Oxides of nitrogen
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C)
Oxides of sulphur
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D)
Carbon dioxide
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question_answer 168) During meiosis, crossing over occurs between:
A)
sister chromatids of homologous chromosome
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B)
non-sister chromatids of homologous chromosome
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C)
sister chromatids of non-homologou chromosome
done
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D)
non-homologous chromatids of homologous chromosome
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question_answer 169) Node of Ranvier is found in:
A)
right auricle
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B)
muscle bundles
done
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C)
dendrite
done
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D)
axon
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question_answer 170) The layer of cells that secrete enamel of tooth is:
A)
dentoblast
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B)
ameloblast
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C)
osteoblast
done
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D)
odontoblast
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question_answer 171) Monosomy and trisomy can be represented as:
A)
\[2n+1,2n+3\]
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B)
\[2n-1,2n-2\]
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C)
\[2n,\,\,2n+1\]
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D)
\[2n-1,\,\,2n+1\]
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question_answer 172) Trisomy of which chromosome is involved in Downs syndrome?
A)
15th
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B)
21th
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C)
20th
done
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D)
19th
done
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question_answer 173) Choose the correct statement about the direction of DNA strand :
A)
5 \[\to \] 3 takes place on template strand
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B)
3 \[\to \] S takes place on new strand
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C)
5\[\to \] 3 takes place on leading strand
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D)
none of the above
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question_answer 174) \[{{O}_{2}}\]evolution is directly associated with :
A)
PS-I
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B)
PS-II
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C)
phytochrome
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D)
phycocyanin
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question_answer 175) The hormone involved in metabolism of food material in cereal grains during germination is:
A)
auxin
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B)
cytokinin
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C)
gibberellin
done
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D)
none of these
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question_answer 176) Cycas circinalis is a source of :
A)
resin
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B)
timber
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C)
essential oil
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D)
starch
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question_answer 177) Maximum productivity is found in :
A)
grassland
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B)
tropical rain forest
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C)
ocean
done
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D)
none of the above
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question_answer 178) Which of the following is absent in DNA?
A)
U
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B)
A
done
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C)
T
done
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D)
G
done
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question_answer 179) Vernalization is done at:
A)
lower temperature
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B)
low light intensity
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C)
higher temperature
done
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D)
high light intensity
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question_answer 180) Ginseng is an important drug of:
A)
America
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B)
Egypt
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C)
India
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D)
China
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question_answer 181) Triticum aestivium the common bread wheat is:
A)
triploid with 21 chromosome
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B)
hexaploid with 42 chromosome
done
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C)
tetraploid with 30 chromosome
done
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D)
diploid with 14 chromosome
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question_answer 182) CFCs are not recommended to be used in refrigerators because they:
A)
increase temperature
done
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B)
deplete ozone
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C)
affect environment
done
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D)
affect human body
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question_answer 183) Single stranded nucleic acid is found in :
A)
E.coli
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B)
\[\phi \] X 174
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C)
\[\lambda \]
done
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D)
\[{{T}_{4}}\]
done
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question_answer 184) Black rust of wheat is caused by :
A)
Pucdnia graminis
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B)
Ustilago
done
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C)
Pythium
done
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D)
None of these
done
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question_answer 185) A cell active in protein synthesis will rich in :
A)
ribosome
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B)
Golgi bodies
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C)
mitochondria
done
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D)
lysosome
done
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question_answer 186) Lateral root or ginates from :
A)
endodermis
done
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B)
pericycle
done
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C)
cortex
done
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D)
phloem
done
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question_answer 187) Use and disuse theory was proposed by:
A)
Lamarck
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B)
Darwin
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C)
Hugo de Vries
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D)
Malthus
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question_answer 188) Cell organelle responsible for autolysis :
A)
dictyosome
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B)
lysosome
done
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C)
peroxisome
done
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D)
glyoxysome
done
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question_answer 189) Eggs of cockroach are :
A)
alecithal
done
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B)
microledthal
done
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C)
telolecithal
done
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D)
centrolecithal
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question_answer 190) The endoskeleton of cell is made up of:
A)
deutoplasm
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B)
protoplasm
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C)
endoplasmic reticulum
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D)
cell wall
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question_answer 191) Leydig cells are found in :
A)
heart
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B)
lungs
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C)
spleen
done
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D)
testes
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question_answer 192) The instrument by which B.P. of man is determined:
A)
sphygmomanometer
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B)
B.P. meter
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C)
altrasound
done
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D)
stethoscope
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question_answer 193) In recent years which disease of digestive system in India has received great attention and against that active vaccination is being done even in schools?
A)
Poliomyelitis
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B)
Hepatitis
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C)
Jaundice
done
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D)
Enterocolit is
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question_answer 194) Cystoliths are composed of:
A)
glucosides
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B)
calcium oxalate
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C)
calcium carbonate
done
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D)
magnesium oxalate
done
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question_answer 195) Which one of the following element is essential for the life of animal and not for plants?
A)
Calcium
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B)
Iodine
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C)
Phosphorus
done
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D)
Potassium
done
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question_answer 196) Haversian canals are found in :
A)
internal ear of mammal
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B)
external ear of mammal
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C)
long bone of rabbit
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D)
spinal chord
done
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question_answer 197) The AIDS test is known as:
A)
ELISA
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B)
Australian antigen
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C)
HIV test
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D)
None of these
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question_answer 198) Hematology is the study of:
A)
bone
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B)
blood
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C)
cartilage
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D)
nerves
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question_answer 199) Osmotic pressure of a solution is :
A)
greater than pure solvent
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B)
less than pure solvent
done
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C)
equal to pure solvent
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D)
less than or greater than pure solvent
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question_answer 200) Number of linkage group in Pisum sativum is :
A)
2
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B)
5
done
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C)
7
done
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D)
9
done
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