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Solved papers for CET Karnataka Medical CET - Karnataka Medical Solved Paper-2007

done CET - Karnataka Medical Solved Paper-2007

  • question_answer1) All components of the electromagnetic spectrum in vacuum have the same

    A) energy

    B) velocity

    C) wavelength

    D) frequency

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  • question_answer2) Which one of the following graph represents the variation of maximum kinetic energy \[\left( {{E}_{k}} \right)\] of the emitted electrons with frequency v in photoelectric effect correctly?

    A)

    B)

    C)

    D)

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  • question_answer3) A and B are two metals with threshold frequencies \[1.8\times {{10}^{14}}Hz\]and\[2.2\times {{10}^{14}}Hz\]. Two identical photons of energy 0.825 eV each are incident on them. Then photoelectrons are emitted by (Take h\[=\text{ }6.6\times {{10}^{-34}}J-s\])

    A) B alone

    B) A alone

    C) neither A nor B

    D) both A and B

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  • question_answer4) The ionization energy of \[L{{i}^{2+}}\]is equal to

    A) 9hcR

    B) 6hcR

    C) 2hcR

    D) hcR

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  • question_answer5) In the Wheatstone s network given, P = 10\[\Omega \], Q = 20\[\Omega \], R = 15\[\Omega \], S = 30\[\Omega \], the current passing through the battery (of negligible internal resistance) is

    A) 0.36 A

    B) zero

    C) 0.18 A

    D) 0.72 A

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  • question_answer6) Electrons in a certain energy level\[n={{n}_{1}}\], can emit 3 spectral lines. When they are in another energy level, \[n={{n}_{2}}\], they can emit 6 spectral lines. The orbital speed of the electrons in the orbits are in the ratio

    A) 4 : 3

    B) 3 : 4

    C) 2 : 1

    D) 1 : 2

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  • question_answer7) A circular coil carrying a certain current produces a magnetic Held Bp at its centre. The coil is now rewound so as to have 3 turns and the same current is passed through it. The new magnetic field at the centre is

    A) \[\frac{{{B}_{0}}}{9}\]

    B) \[9{{B}_{0}}\]

    C) \[\frac{{{B}_{0}}}{3}\]

    D) \[3{{B}_{0}}\]

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  • question_answer8) A proton and a deuteron with the same initial kinetic energy enter a magnetic field in a direction perpendicular to the direction of the field. The ratio of the radii of the circular trajectories described by them is

    A) 1 : 4

    B) 1 :\[\sqrt{2}\]

    C) 1 : 1

    D) 1 : 2

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  • question_answer9) Two tangent galvanometers A and B have coils of radii 8 cm and 16 cm respectively and resistance 8\[\Omega \]. each. They are connected in parallel with a cell of emf 4 V and negligible internal resistance. The deflections produced in the tangent galvanometers A and B are \[30{}^\circ \] and \[60{}^\circ \] respectively. If A has 2 turns, then B must have

    A) 18 turns

    B) 12 turns

    C) 6 turns

    D) 2 turns

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  • question_answer10) A charged particle is moving in a magnetic field of strength B perpendicular to the direction of the field. If q and m denote the charge and mass of the particle respectively, then the frequency of rotation of the particle is

    A) \[f=\frac{qB}{2\pi m}\]

    B) \[f=\frac{qB}{2\pi {{m}^{2}}}\]

    C) \[f=\frac{2{{\pi }^{2}}m}{qB}\]

    D) \[f=\frac{2\pi m}{qB}\]

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  • question_answer11) Two identical capacitors each of capacitance 5 \[\mu \]F are charged to potentials 2 kV and 1 kV respectively. Their -ve ends are connected together. When the +ve ends are also connected together, the loss of energy of the system is

    A) 160 J

    B) zero

    C) 5 J

    D) 1.25 J

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  • question_answer12) A parallel plate capacitor with air as the dielectric has capacitance C. A slab of dielectric constant K and having the same thickness as the separation between the plates is introduced so as to fill one-fourth of the capacitor as shown in the figure. The new capacitance will be

    A) \[\left( K+3 \right)\frac{C}{4}\]

    B) \[\left( K+2 \right)\frac{C}{4}\]

    C) \[\left( K+1 \right)\frac{C}{4}\]

    D) \[\frac{KC}{4}\]

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  • question_answer13) A current of 5 A is passing through a metallic wire of cross-sectional area\[4\times {{10}^{-6}}{{m}^{2}}\]. If the density of charge carriers of the wire is\[5\times {{10}^{26}}{{m}^{-3}}\], the drift velocity of the electrons will be

    A) \[1\times {{10}^{2}}{{m}^{-1}}\]

    B) \[1.56\times {{10}^{-2}}m{{s}^{-1}}\]

    C) \[1.56\times {{10}^{-3}}m{{s}^{-1}}\]

    D) \[1\times {{10}^{-2}}m{{s}^{-1}}\]

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  • question_answer14) Two bulbs rated 25 W-220 V and 100 W-220 V are connected in series to a 440 V supply. The,

    A) 100 W bulb fuses

    B) 25 W bulb fuses

    C) both the bulbs fuse

    D) neither of the bulb fuses

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  • question_answer15) The current passing through the ideal ammeter in the circuit given below is

    A) 1.25 A

    B) 1 A

    C) 0.75 A

    D) 0.5 A

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  • question_answer16) A and B are two infinitely long straight parallel conductors. C is another straight conductor of length 1m kept parallel to A and B as shown in the figure. Then the force experienced by C is

    A) towards A equal to \[0.6\times {{10}^{-5}}N\]

    B) towards B equal to \[5.4\times {{10}^{-5}}N\]

    C) towards A equal to \[5.4\times {{10}^{-5}}N\]

    D) towards B equal to \[0.6\times {{10}^{-5}}N\]

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  • question_answer17) An electric bulb has a rated power of 50 W at 100 V. If it is used on an AC source 200 V, 50 Hz, a choke has to be used in series with it. This choke should have an inductance of

    A) 0.1 mH

    B) 1 mH

    C) 0.1 H

    D) 1.1 H

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  • question_answer18) An inductance of \[\left( \frac{200}{\pi } \right)\] mH, a capacitance pf \[\left( \frac{{{10}^{-3}}}{\pi } \right)\]F and a resistance of 10\[\Omega \] are connected in series with an AC source 220 V, 50 Hz. The phase angle of the circuit is

    A) \[\frac{\pi }{6}\]

    B) \[\frac{\pi }{4}\]

    C) \[\frac{\pi }{2}\]

    D) \[\frac{\pi }{3}\]

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  • question_answer19) A step-down transformer reduces the voltage of a transmission line from 2200 V to 220 V. The power delivered by it is 880 W and its efficiency is 88%. The input current is

    A) 4.65 mA

    B) 0.045 A

    C) 0.45 A

    D) 4.65 A

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  • question_answer20) Current in a coil changes from 4 A to zero in 0.1 s and the emf induced is 100 V. The self inductance of the coil is

    A) 0.25 H

    B) 0.4 H

    C) 2.5 H

    D) 4 H

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  • question_answer21) The electromagnetic theory of light failed to explain

    A) photoelectric effect

    B) polarisation

    C) diffraction

    D) interference

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  • question_answer22) Light from two coherent sources of the same amplitude A and wavelength \[\lambda \] illuminates the screen. The intensity of the central maximum is\[{{I}_{0}}\]. If the sources were incoherent, the intensity at the same point will be

    A) \[4{{I}_{0}}~~~~~~~~~~\]

    B) \[2{{I}_{0}}\]

    C) \[{{I}_{0}}\]

    D) \[\frac{{{I}_{0}}}{2}\]

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  • question_answer23) In Youngs double slit experiment with sodium vapour lamp of wavelength 589 nm and the slits 0.589 mm apart, the half angular width of the central maximum is

    A) \[si{{n}^{-1}}\left( 0.01 \right)\]

    B) \[si{{n}^{-1}}\left( 0.0001 \right)\]

    C) \[si{{n}^{-1}}\left( 0.001 \right)~\]

    D) \[si{{n}^{-1}}\left( 0.1 \right)\]

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  • question_answer24) A single slit Fraunhofer diffraction pattern is formed with white light. For what wavelength of light the third secondary maximum in the diffraction pattern coincides with the second secondary maximum in the pattern for red light of wavelength\[\text{6500}\overset{\text{o}}{\mathop{\text{A}}}\,\]?

    A) \[4400\overset{\text{o}}{\mathop{\text{A}}}\,\]

    B) \[\text{4100}\overset{\text{o}}{\mathop{\text{A}}}\,\]

    C) \[4642.8\overset{\text{o}}{\mathop{\text{A}}}\,\]

    D) \[9100\overset{\text{o}}{\mathop{\text{A}}}\,\]

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  • question_answer25) The head lights of a jeep are 1.2 m apart. If the pupil of the eye of an observer has a diameter of mm and light of wavelength \[5896\overset{\text{o}}{\mathop{\text{A}}}\,\] is used, what should be the maximum distance of the jeep from the observer if the two head lights are just separated?

    A) 33.9 km

    B) 33.9 m

    C) 3.34 m

    D) 3.39 m

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  • question_answer26) The de-Broglie wavelength of a proton (charge\[=1.6\times {{10}^{-19}}C\],\[mass=1.6\times {{10}^{-27}}kg\]) accelerated through a potential difference of kV is

    A) \[\text{600}\overset{\text{o}}{\mathop{\text{A}}}\,\]

    B) \[0.9\times {{10}^{-12}}m\]

    C) \[7{{A}^{o}}\]

    D) \[0.9\text{ }nm\]

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  • question_answer27) A radioactive element forms its own isotope after 3 consecutive disintegrations. The particles emitted are

    A) 3 \[\beta \]-particles

    B) 2 \[\beta \]-particles and 1 \[\alpha \]-particle

    C) 2 \[\beta \]-particles and 1 \[\gamma \]-particle

    D) 2 \[\beta \]-particles and 1 \[\beta \]-particle

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  • question_answer28) A radioactive substance contains 10000 nuclei and its half-life period is 20 days. The number of nuclei present at the end of 10 days is

    A) 7070

    B) 9000

    C) 8000

    D) 7500

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  • question_answer29) In Raman effect Stokes lines are spectral lines having

    A) frequency greater than that of the original line

    B) wavelength equal to that of the original line

    C) wavelength less than that of the original line

    D) wavelength greater than that of the original line

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  • question_answer30) The principle of LASER action involves

    A) amplification of particular frequency emitted by the system

    B) population inversion

    C) stimulated emission

    D) all of the above

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  • question_answer31) A ray of light is travelling from glass to air. (refractive index of glass = 1.5). The angle of incidence is\[50{}^\circ \]. The deviation of the ray is

    A) \[0{}^\circ \]

    B) \[80{}^\circ \]

    C) \[{{50}^{0}}-{{\sin }^{-1}}\left[ \frac{\sin \,{{50}^{0}}}{1.5} \right]\]

    D) \[{{50}^{0}}-{{\sin }^{-1}}\left[ \frac{\sin \,{{50}^{0}}}{1.5} \right]-{{50}^{0}}\]

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  • question_answer32) A vessel of height 2d is half-filled with a liquid of refractive index \[\sqrt{2}\] and the other half with a liquid of refractive index n (the given liquids are immiscible). Then the apparent depth of the inner surface of the bottom- of the vessel (neglecting the thickness of the bottom of the vessel) will be

    A) \[\frac{n}{d\left( n+\sqrt{2} \right)}\]

    B) \[\frac{d\left( n+\sqrt{2} \right)}{n\sqrt{2}}\]

    C) \[\frac{\sqrt{2}n}{d\left( n+\sqrt{2} \right)}\]

    D) \[\frac{nd}{d+\sqrt{2n}}\]

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  • question_answer33) A ray of light is incident normally on one face of a right angled isosceles prism. It then grazes the hypotenuse. The refractive index of the material of the prism is

    A) 1.33

    B) 1.414

    C) 1.5

    D) 1.732

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  • question_answer34) Two thin equiconvex lenses each of focal length 0.2 m are placed coaxially with their optic centre 0.5 m apart. Then the focal length of the combination is

    A) - 0.4 m

    B) 0.4 m

    C) - 0.1 m

    D) 0.1 m

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  • question_answer35) A prism of a certain angle deviates the red and blue rays by \[8{}^\circ \] and \[12{}^\circ \]respectively. Another prism of the same angle deviates the red and blue rays by \[10{}^\circ \] and \[14{}^\circ \]respectively. The prisms are small angled and made of different materials. The dispersive powers of the materials of the prisms are in the ratio

    A) 5 : 6

    B) 9 : 11

    C) 6 : 5

    D) 11 : 9

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  • question_answer36) When the angle of incidence is \[60{}^\circ \] on the surface of a glass slab, it is found that the reflected ray is completely polarised. The velocity of light in glass is

    A) \[\sqrt{2}\times {{10}^{8}}m{{s}^{-1}}\]

    B) \[\sqrt{3}\times {{10}^{8}}m{{s}^{-1}}\]

    C) \[2\times {{10}^{8}}m{{s}^{-1}}\]

    D) \[3\times {{10}^{8}}m{{s}^{-1}}\]

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  • question_answer37) A 20 cm length of a certain solution causes right handed rotation of\[38{}^\circ \]. A 30 cm length of another solution causes left handed rotation of\[24{}^\circ \]. The optical rotation caused by 30 cm length of a mixture of the above solutions in the volume ratio 1 : 2 is

    A) left handed rotation of \[14{}^\circ \]

    B) right handed rotation of \[14{}^\circ \]

    C) left handed rotation of \[3{}^\circ \]

    D) right handed rotation of 3?

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  • question_answer38) Two identical charges repel each other with a force equal to 10 mg wt when they are 0.6 m a part in air\[\left( g=10m{{s}^{-2}} \right)\]. The value of each charge is

    A) \[2\text{ }mC\]

    B) \[2\times {{10}^{-7}}C\]

    C) \[2\text{ }nC\]

    D) \[2\mu C\]

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  • question_answer39) The potential of the electric field produced by point charge at any point (x, y, z) is given by V = 3 x 2 + 5, where x, y are in metres and V is in volts. The intensity of the electric field at (-2,1,0) is

    A) \[+17\text{ }V{{m}^{-1}}\]

    B) \[-17\text{ }V{{m}^{-1}}\]

    C) \[+12\text{ }V{{m}^{-1}}\]

    D) \[-12\text{ }V{{m}^{-1}}\]

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  • question_answer40) The potential of a large liquid drop when eight liquid drops are combined is 20 V. Then the potential of each single drop was

    A) 10 V

    B) 7.5 V

    C) 5 V

    D) 2.5 V

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  • question_answer41) The dimensional formula for impulse is

    A) \[\left[ ML{{T}^{-1}} \right]\]

    B) \[\left[ M{{L}^{-1}}T \right]\]

    C) \[\left[ {{M}^{-1}}L{{T}^{-1}} \right]~\]

    D) \[\left[ M{{L}^{-1}}{{T}^{-1}} \right]\]

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  • question_answer42) The maximum height attained by a projectile when thrown at an angle 9 with the horizontal is found to be half the horizontal range. Then 0 is equal to

    A) \[{{\tan }^{-1}}\left( 2 \right)\]

    B) \[\frac{\pi }{6}\]

    C) \[\frac{\pi }{4}\]

    D) \[{{\tan }^{-1}}\left( \frac{1}{2} \right)\]

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  • question_answer43) A shell of mass 20 kg at rest explodes into two fragments whose masses are in the ratio 2:3. The smaller fragment moves with a velocity of 6ms-1. The kinetic energy of the larger fragment is

    A) 96 J

    B) 216 J

    C) 144 J

    D) 360 J

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  • question_answer44) Water rises in plant fibres due to

    A) capillarity

    B) viscosity

    C) fluid pressure

    D) osmosis

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  • question_answer45) The acceleration due to gravity becomes \[\left( \frac{g}{2} \right)\] (g = acceleration due to gravity on the surface of the earth) at a height equal to

    A) 4 R

    B) R

    C) 2 R

    D) R

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  • question_answer46) The cylindrical tube of a spray pump has a cross-section of\[8\text{ }c{{m}^{2}}\], one end of which has 40 fine holes each of area\[{{10}^{-8}}{{m}^{2}}\]. If the liquid flows inside the tube with a speed of 0.15 m\[mi{{n}^{-1}}\], the speed with which the liquid is ejected through the holes is

    A) \[50\text{ }m{{s}^{-1}}~\]

    B) \[5\text{ }m{{s}^{-1}}\]

    C) \[0.05\text{ }m{{s}^{-1}}\]

    D) \[0.5\text{ }m{{s}^{-1}}\]

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  • question_answer47) During an adiabatic process, the cube of the pressure is found to be inversely proportional to the fourth power of the volume. Then the ratio of specific heats is

    A) 1

    B) 1.33

    C) 1.67

    D) 1.4

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  • question_answer48) Two identical rods AC and CB made of two different metals having thermal conductivities in the ratio 2 : 3 are kept in contact with each other at the end C as shown in the figure. A is at \[100{}^\circ C\]and B is at\[25{}^\circ C\]. Then the junction C is at

    A) \[55{}^\circ C~\]

    B) \[60{}^\circ C\]

    C) \[75{}^\circ C\]

    D) \[50{}^\circ C\]

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  • question_answer49) 310 J of heat is required to raise the temperature of 2 moles of an ideal gas at, constant pressure from \[25{}^\circ C\]to\[35{}^\circ C\]. The amount of heat required to raise the temperature of the gas through the same range at constant volume is

    A) 384 J

    B) 144 J

    C) 276 J

    D) 452 J

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  • question_answer50) A Carnots engine operates with source at \[{{127}^{0}}C\]and sink at\[27{}^\circ C\]. If the source supplies 40 kJ of heat energy, the work done by the engine is

    A) 30 kJ

    B) 10 kJ

    C) 4 kJ

    D) 1 kJ

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  • question_answer51) The maximum particle velocity in a wave motion is half the wave velocity. Then the amplitude of the wave is equal to

    A) \[\frac{\lambda }{4\pi }\]

    B) \[\frac{2\lambda }{\pi }\]

    C) \[\frac{\lambda }{2\pi }\]

    D) \[\lambda \]

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  • question_answer52) The ratio of the velocity of sound in hydrogen \[\left( \gamma =\frac{5}{3} \right)\] to that in helium y = - at the same temperature is

    A) \[\sqrt{\frac{5}{42}}\]

    B) \[\sqrt{\frac{5}{21}}\]

    C) \[\sqrt{\frac{42}{5}}\]

    D) \[\sqrt{\frac{21}{5}}\]

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  • question_answer53) An engine moving towards a wall with a velocity \[50\text{ }m{{s}^{-1}}\] emits a note of\[1.2\text{ }kHz\]. Speed of sound in air is\[350\text{ }m{{s}^{-1}}\]. The frequency of the note after reflection from the wall as heard by the driver of the engine is

    A) 2.4 kHz

    B) 0.24 kHz

    C) 1.6 kHz

    D) 1.2 kHz

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  • question_answer54) A glass tube is open at both the ends. A tuning fork of frequency f resonates with the air column inside the tube. Now the tube is placed vertically inside water so that half the length of the tube is filled with water. Now the air column inside the tube is in unison with another fork of frequency f.Then

    A) f = f

    B) f = 4f

    C) f = 2f

    D) f = \[\frac{f}{2}\]

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  • question_answer55) The surface temperature of the sun which has maximum energy emission at 500 nm is 6000 K. The temperature of a star which has maximum energy emission at 400 nm will be

    A) 8500 K

    B) 4500 K

    C) 7500 K

    D) 6500 K

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  • question_answer56) The volume of a nucleus is directly proportional

    A) A

    B) \[{{A}^{3}}\]

    C) \[\sqrt{A}\]

    D) \[{{A}^{1/3}}\] (where A = mass number of the nucleus)

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  • question_answer57) An electron is

    A) a hadron

    B) a baryon

    C) a nucleon

    D) a lepton

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  • question_answer58) Minority carriers in a p -type semiconductor are

    A) free electrons

    B) holes

    C) neither holes nor free electrons

    D) both holes and free electrons

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  • question_answer59) In a reverse biased diode when the applied voltage changes by 1V, the current is found to change by 0.5 \[\mu \]A. The reverse bias resistance of the diode is

    A) \[2\times {{10}^{5}}\Omega \]

    B) \[2\times {{10}^{6}}\Omega \]

    C) \[200\,\Omega \]

    D) \[2\,\Omega \]

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  • question_answer60) The truth table given below is for (A and B are the inputs, Y is the output)

    A B Y
    0 0 1
    0 1 1
    1 0 1
    1 1 0

    A) NOR

    B) AND

    C) XOR

    D) NAND

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  • question_answer61) The number of unidentate ligands in the complex ion is called

    A) oxidation number

    B) primary valency

    C) coordination number

    D) EAN

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  • question_answer62) \[2S{{O}_{2}}(g)+{{O}_{2}}(g)\] is an example for

    A) neutralisation reaction

    B) homogeneous catalysis

    C) heterogeneous catalysis

    D) irreversible reaction

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  • question_answer63) The amino acid which is not optically active is

    A) lactic acid

    B) serine

    C) alanine

    D) glycine

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  • question_answer64) For a stable molecule, the value of bond order must be

    A) there is no relationship between stability and bond order

    B) zero

    C) positive

    D) negative

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  • question_answer65) Which one of the following is a second order reaction?

    A) \[{{H}_{2}}+B{{r}_{2}}\xrightarrow{{}}2HBr\]

    B) \[N{{H}_{4}}N{{O}_{3}}\xrightarrow{{}}{{N}_{2}}+3{{H}_{2}}O\]

    C) \[{{H}_{2}}+C{{l}_{2}}\xrightarrow{sunlight}2HCl\]

    D) \[C{{H}_{3}}COOC{{H}_{3}}+NaOH\xrightarrow{{}}C{{H}_{3}}COONa+{{H}_{2}}O\]

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  • question_answer66) Denatured alcohol is

    A) ethanol + methanol

    B) rectified spirit + methanol + naphtha

    C) undistilled ethanol

    D) rectified spirit

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  • question_answer67) During the formation of a chemical bond

    A) electron-electron repulsion becomes more than the nucleus-electron attraction

    B) energy of the system does not change

    C) enetgy/increases

    D) energy decreases

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  • question_answer68) One mole of oxygen at 273 K and one mole of sulphur dioxide at 546 K are taken in two separate containers, then,

    A) kinetic energy of \[{{O}_{2}}>\] kinetic energy of \[S{{O}_{2}}\]

    B) kinetic energy of \[{{O}_{2}}<\] kinetic energy of \[S{{O}_{2}}\]

    C) kinetic energy of both are equal

    D) None of the above

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  • question_answer69) \[+I\] effect is shown by

    A) \[-C{{H}_{3}}\]

    B) \[-Br\]

    C) \[-Cl\]

    D) \[-N{{O}_{2}}\]

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  • question_answer70) Formation of coloured solution is possible when metal ion in the compound contains

    A) paired electrons

    B) lone pair of electrons

    C) unpaired electrons

    D) none of the above

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  • question_answer71) Benzene reacts with chlorine in sunlight to give a final product

    A) \[CC{{l}_{4}}\]

    B) \[{{C}_{6}}{{H}_{6}}C{{l}_{6}}\]

    C) \[{{C}_{6}}C{{l}_{6}}\]

    D) \[{{C}_{6}}{{H}_{5}}Cl\]

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  • question_answer72) In the periodic table metals usually used as catalysts belong to

    A) f-block

    B) d-block

    C) p-block

    D) s-block

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  • question_answer73) Daltons law of partial pressure is applicable to which one of the following systems?

    A) \[N{{H}_{3}}+HCl\]

    B) \[NO+{{O}_{2}}\]

    C) \[{{H}_{2}}+C{{l}_{2}}\]

    D) \[CO+{{H}_{2}}\]

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  • question_answer74) The general formula of a cycloalkane is

    A) \[{{C}_{n}}{{H}_{n}}\]

    B) \[{{C}_{n}}{{H}_{2n}}\]

    C) \[{{C}_{n}}{{H}_{2n-2}}\]

    D) \[{{C}_{n}}{{H}_{2n+2}}\]

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  • question_answer75) In acetylene molecule, between the carbon atoms there are

    A) three pi bonds

    B) one sigma and two pi bonds

    C) two sigma and one pi bonds

    D) three sigma bonds

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  • question_answer76) Which of the following is an intensive property?

    A) temperature

    B) viscosity

    C) surface tension

    D) all of these

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  • question_answer77) Hofmanns bromamide reaction is to convert

    A) acid to alcohol

    B) alcohol to acid

    C) amide to amine

    D) amine to amide

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  • question_answer78) IUPAC name of \[N{{a}_{3}}[Co{{(N{{O}_{2}})}_{6}}]\] is

    A) sodium hexanitrito cobaltate (II)

    B) sodium hexanitro cobaltate (III)

    C) sodium hexanitrito cobaltate (III)

    D) sodium cobaltinitrite

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  • question_answer79) In equilibrium state the value of \[\Delta G\] is

    A) zero

    B) negative

    C) positive

    D) may be negative or positive

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  • question_answer80) How many chiral carbon atoms are present in 2,3. 4-trichloropentane?

    A) \[4\]

    B) \[1\]

    C) \[2\]

    D) \[3\]

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  • question_answer81) Which one of the following shows functional isomerism?

    A) \[{{C}_{2}}{{H}_{4}}\]

    B) \[{{C}_{3}}{{H}_{6}}\]

    C) \[{{C}_{2}}{{H}_{5}}OH\]

    D) \[C{{H}_{2}}C{{l}_{2}}\]

    View Answer play_arrow
  • question_answer82) In the ionic equation \[-Bio_{3}^{-}+6{{H}^{+}}+x{{e}^{-}}\xrightarrow{{}}\] \[B{{i}^{3+}}+3{{H}_{2}}O\], the values of x is:

    A) \[6\]

    B) \[2\]

    C) \[4\]

    D) \[3\]

    View Answer play_arrow
  • question_answer83) Molarity of a given orthophosphoric acid solution is 3 M. Its normality is

    A) \[9N\]

    B) \[0.3N\]

    C) \[3N\]

    D) \[1N\]

    View Answer play_arrow
  • question_answer84) Acidified sodium fusion extract on addition of ferric chloride solution gives blood red colouration which confirms the presence of

    A) \[S\] and \[Cl\]

    B) \[N\] and \[S\]

    C) \[N\]

    D) \[S\]

    View Answer play_arrow
  • question_answer85) A body of mass 10 mg is moving with a velocity of \[100\text{ }m{{s}^{-1}}\]. The wavelength of de-Broglie wave associated with it would be \[(h=6.63\times {{10}^{-34}}js)\]

    A) \[6.63\times {{10}^{-35}}m\]

    B) \[6.63\times {{10}^{-34}}m\]

    C) \[6.63\times {{10}^{-31}}m\]

    D) \[6.63\times {{10}^{-37}}m\]

    View Answer play_arrow
  • question_answer86) Angle strain in cyclopropane is

    A) \[{{24}^{o}}44\]

    B) \[{{9}^{o}}44\]

    C) \[44\]

    D) \[-{{5}^{o}}16\]

    View Answer play_arrow
  • question_answer87) The number of antibonding electron pairs in \[O_{2}^{2-}\]molecular ion on the basis of molecular orbital theory is (Atomic number of 0 is 18.)

    A) \[5\]

    B) \[4\]

    C) \[3\]

    D) \[2\]

    View Answer play_arrow
  • question_answer88) Hydroxyl ion concentration of \[{{10}^{-2}}M\,\,HCl\] is

    A) \[1\times {{10}^{1}}mol\text{ }d{{m}^{-3}}\]

    B) \[1\times {{10}^{-12}}mol\text{ }d{{m}^{-3}}\]

    C) \[1\times {{10}^{-1}}mol\text{ }d{{m}^{-3}}\]

    D) \[1\times {{10}^{-14}}mol\text{ }d{{m}^{-3}}\]

    View Answer play_arrow
  • question_answer89) Geometrical isomerism is shown by

    A) \[-C-C-\]

    B)

    C) \[-C=C-\]

    D) None of these

    View Answer play_arrow
  • question_answer90) The oxidation state of iron in \[{{K}_{4}}[Fe{{(CN)}_{6}}]\] is

    A) \[1\]

    B) \[4\]

    C) \[3\]

    D) \[2\]

    View Answer play_arrow
  • question_answer91) During the extraction of gold the following reactions take place \[Au+C{{N}^{-}}+{{H}_{2}}O\xrightarrow{{{O}_{2}}}[X]\] \[[X]+Zn\xrightarrow{{}}[Y]+Au\]- X and V are respectively

    A) \[{{[Au{{(CN)}_{2}}]}^{-}}\]and \[{{[Zn{{(CN)}_{6}}]}^{4-}}\]

    B) \[{{[Au{{(CN)}_{4}}]}^{2-}}\]and \[{{[Zn{{(CN)}_{4}}]}^{2-}}\]

    C) \[{{[Au{{(CN)}_{4}}]}^{3-}}\] and \[{{[Zn{{(CN)}_{4}}]}^{2-}}\]

    D) \[{{[Au{{(CN)}_{2}}]}^{-}}\]and[ \[{{[Zn{{(CN)}_{4}}]}^{2-}}\]

    View Answer play_arrow
  • question_answer92) The number of gram molecules of chlorine in \[6.02\times {{10}^{25}}\] hydrogen chloride molecules is

    A) \[10\]

    B) \[100\]

    C) \[50\]

    D) \[5\]

    View Answer play_arrow
  • question_answer93) Graphite is a soft solid lubricant extremely difficult to melt. The reason for this anomalous behavior is that graphite

    A) is an allotropic form of carbon

    B) is a non-crystalline substance

    C) has carbon atoms arranged in large plates of rings of strongly bond carbon atoms with weak interplate bonds

    D) has molecules of variable molecular masses like polymers

    View Answer play_arrow
  • question_answer94) Paracetamol is a/an

    A) antipyretic

    B) analgesic

    C) both [a] and [b]

    D) antimalarial

    View Answer play_arrow
  • question_answer95) Which one of the following has maximum number of atoms of oxygen?

    A) 2 g of carbon monoxide

    B) 2 g of carbon dioxide

    C) 2 g of sulphur dioxide

    D) 2 got water

    View Answer play_arrow
  • question_answer96) \[M{{g}^{2+}}\]c is isoelectronic with

    A) \[C{{u}^{2+}}\]

    B) \[Z{{n}^{2+}}\]

    C) \[N{{a}^{+}}\]

    D) \[C{{a}^{2+}}\]

    View Answer play_arrow
  • question_answer97) Gram molecular volume of oxygen at STP is

    A) \[3200\text{ }c{{m}^{3}}\]

    B) \[5600c{{m}^{3}}\]

    C) \[22400c{{m}^{3}}\]

    D) \[11200c{{m}^{3}}\]

    View Answer play_arrow
  • question_answer98) Presence of halogen in organic compounds can be detected using

    A) Leibigs test

    B) Dumas test

    C) Kjeldahltest

    D) Beilstiens test

    View Answer play_arrow
  • question_answer99) The electronic configuration of \[C{{r}^{3+}}\] is

    A) \[[Ar]3{{d}^{4}}\,4{{s}^{2}}\]

    B) \[[Ar]3{{d}^{3}}\,4{{s}^{0}}\]

    C) \[[Ar]3{{d}^{2}}\,4{{s}^{1}}\]

    D) \[[Ar]3{{d}^{5}}\,4{{s}^{1}}\]

    View Answer play_arrow
  • question_answer100) What is the equivalent weight of \[SnC{{l}_{2}}\] in the following reaction \[SnC{{l}_{2}}+C{{l}_{2}}\xrightarrow{{}}SnC{{l}_{4}}\]

    A) \[95\]

    B) \[45\]

    C) \[60\]

    D) \[30\]

    View Answer play_arrow
  • question_answer101) Which of the following forms a colourless solution in aqueous medium?

    A) \[C{{r}^{3+}}\]

    B) \[{{V}^{3+}}\]

    C) \[S{{c}^{3+}}\]

    D) \[T{{i}^{3+}}\]

    View Answer play_arrow
  • question_answer102) When a sulphur sol is evaporated sulphur is Obtained. On mixing with water sulphur sol is not formed. The sol is

    A) lyophilic

    B) reversible -

    C) hydrophobic

    D) hydrophilic

    View Answer play_arrow
  • question_answer103) An alkyi halide reacts with alcoholic ammonia in a sealed tube/the product formed will be

    A) a primary amine

    B) a secondary amine

    C) a tertiary amine

    D) a mixture of all the three

    View Answer play_arrow
  • question_answer104) When cone.\[{{H}_{2}}S{{O}_{4}}\] is heated with \[{{P}_{2}}{{O}_{5}}\] the acid is converted into

    A) sulphur trioxide

    B) sulphur dioxide

    C) sulphur

    D) a mixture of sulphur dioxide and sulphur trioxide

    View Answer play_arrow
  • question_answer105) Entropy of the universe is

    A) constant

    B) zero

    C) continuously decreasing

    D) continuously increasing

    View Answer play_arrow
  • question_answer106) Which one of the following salts on being dissolved in water gives \[pH>7\]cat \[{{25}^{o}}C\]?

    A) \[KCN\]

    B) \[KN{{O}_{3}}\]

    C) \[N{{H}_{4}}Cl\]

    D) \[N{{H}_{4}}CN\]

    View Answer play_arrow
  • question_answer107) The reagent used in Clemmensens reduction is

    A) conc. \[{{H}_{2}}S{{O}_{4}}\]

    B) \[Zn-Hg/conc.HCl\]

    C) \[aqKOH\]

    D) \[ale.\text{ }KOH\]

    View Answer play_arrow
  • question_answer108) When \[KBr\] is dissolved in water, \[{{K}^{+}}\] ions are

    A) hydrated

    B) hydrolysed

    C) reduced

    D) oxidized

    View Answer play_arrow
  • question_answer109) The noble gas mixture is cooled in a coconut bulb at 173 K. The gases that are not adsorbed are

    A) \[Ne\] and \[Xe\]

    B) \[He\] and \[Xe\]

    C) \[Ar\] and \[Kr\]

    D) \[He\] and \[Ne\]

    View Answer play_arrow
  • question_answer110) The volume of \[10N\]and \[4N\text{ }HCl\]required to make 1 L of \[7N\text{ }HCl\]are

    A) \[0.50L\]of \[10N\text{ }HCl\]and \[0.50L\]of \[4N\text{ }HCl\]

    B) \[0.60L\] of \[10N\text{ }HCl\] and \[0.40L\]of \[4N\text{ }HCl\]

    C) \[0.80L\]of \[10N\text{ }HCl\]and \[0.20L\]of \[4N\text{ }HCl\]

    D) \[0.75L\]of \[10N\text{ }HCl\] and \[0.25L\]of \[4N\text{ }HCl\]

    View Answer play_arrow
  • question_answer111) A metal present in vitamin \[{{B}_{12}}\] is

    A) aluminium

    B) zinc

    C) iron

    D) cobalt

    View Answer play_arrow
  • question_answer112) An oxide of the element contains 20% 02 by weight. Calculate the equivalent weight of the element.

    A) \[8\]

    B) \[16\]

    C) \[32\]

    D) \[12\]

    View Answer play_arrow
  • question_answer113) Maximum number of molecules of \[C{{H}_{3}}I\] that can react with a molecule of \[C{{H}_{3}}N{{H}_{2}}\]are

    A) \[3\]

    B) \[4\]

    C) \[2\]

    D) \[1\]

    View Answer play_arrow
  • question_answer114) The relation between \[\Delta H\] and \[\Delta U\] is

    A) \[\Delta H=\Delta U+RT\]

    B) \[\Delta H=\Delta U-nRT\]

    C) \[\Delta H=\Delta U-\Delta nRT\]

    D) \[\Delta U=\Delta H-\Delta nRT\]

    View Answer play_arrow
  • question_answer115) Identify the ore not cotaining iron.

    A) limonite

    B) siderite

    C) carnallite

    D) chalcopyrites

    View Answer play_arrow
  • question_answer116) In which of the following process, maximum increase in entropy is observed?

    A) Melting of ice

    B) Sublimation of naphthalene

    C) Condensation of water

    D) Dissolution of salt in water

    View Answer play_arrow
  • question_answer117) Decomposition of benzene diazonium chloride by using \[C{{u}_{2}}C{{l}_{2}}/HCl\] to form chlorobenzene is

    A) Raschigs reaction

    B) Sandmeyers reaction

    C) Kolbes reaction

    D) Cannizaros reaction

    View Answer play_arrow
  • question_answer118) Which complex cannot ionise in solution?

    A) \[[CoC{{l}_{3}}{{(N{{H}_{3}})}_{3}}]\]

    B) \[{{K}_{4}}[Fe{{(CN)}_{6}}]\]

    C) \[{{K}_{2}}[Pt({{F}_{6}})]\]

    D) \[[Pt{{(N{{H}_{3}})}_{6}}]C{{l}_{4}}\]

    View Answer play_arrow
  • question_answer119) Considering the reaction \[C(s)+{{O}_{2}}(g)\]\[\xrightarrow{{}}C{{O}_{2}}(g)+393.5kJ\] the sings of \[\Delta H,\,\,\Delta S\] and \[\Delta G\,\] respectively are

    A) \[+.-,-\]

    B) \[-,+,+\]

    C) \[-,-,-\]

    D) \[-,+,-\]

    View Answer play_arrow
  • question_answer120) The product formed when hydroxylamine condenses with a carbonyl compound is called

    A) hydrazide

    B) oxime

    C) hydrazine

    D) hydrazo

    View Answer play_arrow
  • question_answer121) In which of the following organisms, self-fertilization is seen?

    A) Fish

    B) Roundworm

    C) Earthworm

    D) Liver fluke

    View Answer play_arrow
  • question_answer122) Rauwolfia serpentina belongs to family

    A) Apocyanaceae

    B) Solanaceae

    C) Liliaceae

    D) Fabaceae

    View Answer play_arrow
  • question_answer123) In the above schematic diagram, which is plastocyanin?

    A) C

    B) D

    C) A

    D) B

    View Answer play_arrow
  • question_answer124) In ABO blood groups, how many phenotypes are found?

    A) 6

    B) 8

    C) 1

    D) 4

    View Answer play_arrow
  • question_answer125) The tumor inducing capacity of Agrobacterium tumefadeiis is located in large extra chromosomal plasmids called

    A) Ri plasmid

    B) lambda phage

    C) pBR 322

    D) Ti plasmid

    View Answer play_arrow
  • question_answer126) If a length of DMA has 45,000 base pairs, how many complete turns will the DNA molecule takes?

    A) 4,500

    B) 45,000

    C) 45

    D) 450

    View Answer play_arrow
  • question_answer127) The process in which mature differentiated cells reverse to meristematic activity to form callus is called

    A) dedifferenriarion

    B) differentiation

    C) cyto - differentiation

    D) redifferentiation

    View Answer play_arrow
  • question_answer128) The lateral roots originate from

    A) endoderm cells

    B) pericycle cells

    C) epiblema

    D) cortical cells below root hairs

    View Answer play_arrow
  • question_answer129) Which accessory genital gland occurs only in mammalian male?

    A) Prostate gland

    B) Perineal gland

    C) Cowpers gland

    D) Bartholian gland

    View Answer play_arrow
  • question_answer130) When the concentration of the soil solutes is low, the absorption of water

    A) remains normal

    B) is stopped

    C) is increased

    D) is decreased

    View Answer play_arrow
  • question_answer131) In the diagram of lenticel identify the parts as A, B, C, D

    A) A - phellem, B - periderm, C - phellogen, D -phelloderm

    B) A - phellem, B - complementary cells, C -phelloderm, D - periderm

    C) A - complementary cells, B - phellogen, C -phelloderm, D - periderm

    D) A - complementary - cells, B - phellem, C -periderm, D - phelloderm

    View Answer play_arrow
  • question_answer132) Sterilization of tissue culture medium is done by

    A) autoclaving of medium at \[120{}^\circ C\]for 15 minutes

    B) Filtering the medium through Fine sieve

    C) mixing the medium with antifungal agents

    D) keeping the medium at \[-\text{ }20{}^\circ C\]

    View Answer play_arrow
  • question_answer133) Match the following:

    A. Leishmania donovani 1. Malaria
    B. Wuchereria bancrofti 2. Amoebiasis
    C. Trypanosoma gambiense 3. Kala - azar
    D. Entamoeba histolytica 4. Sleeping sickness
    5. Filariasis

    A) A- 4 B- 3 C- 2 D-1

    B) A-3 B-4 C-5 D-1

    C) A-3 B-5 C-4 D-2

    D) A-3 B-5 C-2 D-1

    View Answer play_arrow
  • question_answer134) The idea of Natural Selection as the fundamental process of evolutionary changes was reached

    A) By Alfred Russel Wallace in 1901

    B) Independently by Charles Darwin and Alfred Russel Wallace in 1859

    C) Independently by Charles Darwin and Alfred Russel Wallace in 1900

    D) By Charles Darwin in 1866

    View Answer play_arrow
  • question_answer135) Auxins originates at the tip of the stem and controls growth elsewhere. The movement of auxin is largely

    A) basipetal

    B) acropetal

    C) both [a] and [b]

    D) centripetal

    View Answer play_arrow
  • question_answer136) Name the class of the Mycota, which is commonly called- fungi imperfecti?

    A) Deuteromycota

    B) Ascomycota

    C) Zygomycota

    D) Basidiomycota

    View Answer play_arrow
  • question_answer137) Which one is not correct about Krebs cycle?

    A) It is also called citric acid cycle

    B) The intermediate compound which links glycolysis with Krebs cycle is malic acid

    C) It occurs in mitochondria

    D) It starts with six carbon compound

    View Answer play_arrow
  • question_answer138) Which would do maximum harm to a tree?

    A) loss of half of its branches

    B) loss of all its bark

    C) loss of all its leaves

    D) loss of half of its leaves

    View Answer play_arrow
  • question_answer139) In the above given diagram which blood vessel represents vena cava?

    A) C

    B) D

    C) A

    D) B

    View Answer play_arrow
  • question_answer140) Rh- person donated blood to Rh+ person for the second time. Then,

    A) \[R{{h}^{-}}\]person will die

    B) Nothing happens to \[R{{h}^{+}}\]person

    C) \[R{{h}^{+}}\]blood starts reacting to \[R{{h}^{+}}\]blood

    D) \[R{{h}^{+}}\]person will die

    View Answer play_arrow
  • question_answer141) Edaphology is

    A) study of elephants

    B) study of snakes

    C) study of amphibians

    D) none of the above

    View Answer play_arrow
  • question_answer142) Pineal gland of human brain secretes melatonin concerned with

    A) anger

    B) body temperature

    C) colouration of skin

    D) sleep

    View Answer play_arrow
  • question_answer143) When a tall plant with round seeds (TIRR) crossed with a dwarf plant with wrinkle seeds (ttrr), the F; generation consists of tall plants with round seeds. What would be the proportion of dwarf plant with wrinkle seeds in F1 generation?

    A) \[\frac{1}{4}\]

    B) \[\frac{1}{16}\]

    C) \[0\]

    D) \[\frac{1}{2}\]

    View Answer play_arrow
  • question_answer144) Cell wall consists of

    A) lignin, hemicellulose, protein and lipid

    B) hemicellulose, cellulose, tubulin and lignin

    C) lignin, hemicellulose, pectin and lipid

    D) Lignin, hemicellulose, pectin and cellulose

    View Answer play_arrow
  • question_answer145) The post anal tail is present in

    A) chordates

    B) vertebrates

    C) invertebrates

    D) in all of them

    View Answer play_arrow
  • question_answer146) The term cytoplasm and nucleoplasm were given by

    A) Purkinje

    B) Strasburger

    C) Brown

    D) Flemming

    View Answer play_arrow
  • question_answer147) Which of the following experiment is called physiological demonstration of osmosis?

    A) Thistle funnel-whose mouth is tied with egg membrane

    B) Thistle funnel - whose mouth is tied with parchment paper

    C) Potometer

    D) Bell jar experiment

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  • question_answer148) The net gain of ATP during glycolysis is

    A) six

    B) eight

    C) two

    D) four

    View Answer play_arrow
  • question_answer149) Coronary heart disease is due to

    A) Streptococci bacteria

    B) inflammation of pericardium

    C) weakening of the heart valves

    D) insufficient blood supply to the heart muscles

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  • question_answer150) Manas sanctuary is located at

    A) Rajasthan

    B) Assam

    C) Bihar

    D) Gujarat

    View Answer play_arrow
  • question_answer151) Checking of reradiating heat by atmospheric dust\[{{O}_{3}}\], \[C{{O}_{2}}\]and water vapours is

    A) green house effect

    B) solar effect

    C) ozone layer effect

    D) radioactive effect

    View Answer play_arrow
  • question_answer152) Mutation cannot change

    A) RNA

    B) environment

    C) enzyme

    D) DNA

    View Answer play_arrow
  • question_answer153) Liberation of \[{{O}_{2}}\] when green cells in water are exposed to sunlight in the presence of suitable acceptor is called

    A) Arnons reaction

    B) Emersons enhance effect

    C) Blackmanns reaction

    D) Hills reaction

    View Answer play_arrow
  • question_answer154) Guttation is mainly due to

    A) root pressure

    B) imbibition

    C) osmosis

    D) transpiration

    View Answer play_arrow
  • question_answer155) Statement A : All metatherians are placental mammals. Statement B : All placental mammals have menstrual cycle.

    A) Statement A is true and statement B is false

    B) Statement B is true and statement A is false

    C) Both the statements A and B are true

    D) Both the statements A and B are false

    View Answer play_arrow
  • question_answer156) Population density of terrestrial organisms is measured in terms of individual per

    A) \[mete{{r}^{3}}\]

    B) \[mete{{r}^{4}}\]

    C) \[meter\]

    D) \[mete{{r}^{2}}\]

    View Answer play_arrow
  • question_answer157) Nitrogenous waste products are eliminated mainly as

    A) urea in tadpole and uric acid in adult frog

    B) urea in adult frog and ammonia in tadpole

    C) urea in tadpole as well as in adult frog

    D) urea in tadpole and ammonia in adult frog

    View Answer play_arrow
  • question_answer158) In man, the blue eye colour is recessive to the brown eye colour. If the boy has brown eye and his mother is blue eyed, what would be the phenorype of his father?

    A) Black eye

    B) Brown eye

    C) Green eye

    D) Blue eye

    View Answer play_arrow
  • question_answer159) Munch hypothesis is based on

    A) translocation of food due to TP gradient and imbibition force

    B) translocation of food due to Turgor Pressure (TP) gradient

    C) translocation of food due to imbibition force

    D) none of the above

    View Answer play_arrow
  • question_answer160) Interferons are

    A) anti - bacterial protein

    B) anti - viral protein

    C) complex protein

    D) anti - clotting protein

    View Answer play_arrow
  • question_answer161) The first process by which water enters into the seed coat when a seed is placed in suitable environment for germination is

    A) osmosis

    B) active transport

    C) absorption

    D) imbibitions

    View Answer play_arrow
  • question_answer162) .......... is the taxon, which is likely to move into endangered category in near future, if conditions prevail as it is

    A) vulnerable

    B) endanger

    C) rare

    D) extinct

    View Answer play_arrow
  • question_answer163) A localised inflammatory response appears at the site of infection causes redness, swelling, pain and heat due to certain chemical, they are

    A) histamine and prostaglandins

    B) cerumen and mucus

    C) histamine and cerumen

    D) prostaglandins and cerumen

    View Answer play_arrow
  • question_answer164) Non - keratinised stratified epithelium occurs in

    A) vagina, cervix and buccal cavity

    B) vagina, cervix, buccal cavity and anus

    C) vagina and cervix

    D) buccal cavity and anus

    View Answer play_arrow
  • question_answer165) Saccus entericus is secreted by

    A) crypts of Leiberkuhn

    B) Brunners gland

    C) both [a] and [b]

    D) none of the above

    View Answer play_arrow
  • question_answer166) Synthesis of food in \[{{C}_{4}}\]pathway occurs in chlorophyll of

    A) guard cells

    B) bundle sheath

    C) spongy mesophyll

    D) palisade cells

    View Answer play_arrow
  • question_answer167) The sequence of structural gene in lac operon concept is

    A) lac A, lac Y, lac Z

    B) lac A, lac Z, lac Y

    C) lac Y, lac Z, lac A

    D) lac Z, lac Y, lac A

    View Answer play_arrow
  • question_answer168) Pericarp and placentae are edible part of simple fleshy berry fruit

    A) jack fruit

    B) banana

    C) tomato

    D) date palm

    View Answer play_arrow
  • question_answer169) In the diagram, which of the following processes are shown in Amoeba?

    A) Exocytosis

    B) Phagocyiosis

    C) Pinocytosis

    D) All of the above

    View Answer play_arrow
  • question_answer170) An essential element is that which

    A) improve health of the plant

    B) is irreplaceable and, indispensable for growth of plants

    C) is found in plant ash

    D) is available in the soil

    View Answer play_arrow
  • question_answer171) Residual volume is

    A) lesser than tidal volume

    B) greater than inspiratory volume

    C) greater than vital capacity

    D) greater than tidal volume

    View Answer play_arrow
  • question_answer172) Find the odd example

    A) sea lily

    B) sea fan

    C) sea cucumber

    D) sea urchin

    View Answer play_arrow
  • question_answer173) Which one is correct?

    A) Blood = plasma + RBC + WBC + blood platelets

    B) Plasma = blood - lymphocytes

    C) Neuron = cyton + dendrite + axon + synapse

    D) Lymph = plasma + RBC + WBC

    View Answer play_arrow
  • question_answer174) In the given diagram name the parts A, B, C, D and E

    A) A - germ pore, B-generative cell, C - intine, D -exine, E - vegetative cell

    B) A - germ pore, B - generative cell, C - exine, D -intine, E - vegetative cell

    C) A - intine, B - exine, C - germ pore, D -generative cell, E - vegetative cell

    D) A - exine, B - intine, C - vegetative cell, D -germ pore, E - generative cell

    View Answer play_arrow
  • question_answer175) The largest RBCs have been seen in

    A) elephant

    B) whale

    C) amphibia

    D) man

    View Answer play_arrow
  • question_answer176) Nucleic acid occurs in

    A) golgi body

    B) lysosmoes

    C) cytoplasm

    D) mitochondria and chloroplast

    View Answer play_arrow
  • question_answer177) The number of mitotic cell division required to produce 256 cells from single cell would be

    A) 10

    B) 12

    C) 6

    D) 8

    View Answer play_arrow
  • question_answer178) The central dogma of protein synthesis in teminious is

    A) g-RNA \[\to \]DNA \[\to \]m - RNA \[\to \] Protein

    B) DNA \[\to \] g-RNA \[\to \] m - RNA \[\to \] Protein

    C) DNA \[\to \] DNA \[\to \] m - RNA \[\to \] Protein

    D) m - RNA \[\to \] g - RNA \[\to \] DNA \[\to \] Protein

    View Answer play_arrow
  • question_answer179) In tissue culture roots can be induced by

    A) lower concentration of cytokinin and higher concentration of auxins

    B) only cytokinin and no auxins

    C) no cytokinin and only auxins

    D) higher concentration of cytokinin and lower concentration of auxins

    View Answer play_arrow
  • question_answer180)

    A) A - oviduct, B - uterus, C - outduct, D - ovary

    B) A - cervix, B - uterus, C - ovary, D - tumor

    C) A - uterus, B - uterine cavity, C - oviducal funnel, D - ovary

    D) A - cervix, B - uterine cavity, C - fallopian tube, D - ovary

    View Answer play_arrow

   



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