Solved papers for BVP Medical BVP Medical Solved Paper-2000

done BVP Medical Solved Paper-2000

  • question_answer1) In a neon discharge tube \[2.9\times {{10}^{18}}\,N{{e}^{+}}\] ions move to the right each second while\[1.2\times {{10}^{18}}\] electrons move to the left per second. Electron charge is\[1.6\times {{10}^{-19}}\]. The current in the discharge tube is:

    A) zero

    B) 0.66 A towards left

    C) 1A towards right I

    D) 0.66A towards right

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  • question_answer2) The value of the stopping potential when the metals with work function 0.6 eV is illuminated with the light of 2 eV :

    A) 2.6 V

    B) 3.6 V

    C) 0.8 V

    D) 1.4 V

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  • question_answer3) Two trains, one coming towards and another going away from an observer both at 4 m/s produce whistle simultaneously of frequency 300 Hz. The number of beats produced, will be :

    A) 5

    B) 6

    C) 7

    D) 12

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  • question_answer4) If the metal bob of a simple pendulum is replaced by a wooden bob, then its time period will:

    A) first increase than decrease

    B) remains the same

    C) increase

    D) decrease

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  • question_answer5) The possible value of poisons ratio is :

    A) 0.4

    B) 0.8

    C) 0.9

    D) 1

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  • question_answer6) When the diameter of the capillary tube is doubled, then the height of the liquid that will rise, is:

    A) same as earlier

    B) half

    C) twice

    D) none of these

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  • question_answer7) An inelastic ball is dropped from a height of 100 m. Due to earth 20% of its energy is lost. The ball will rise upto the height of:

    A) 80 m

    B) 40 m

    C) 75 m

    D) 20 m

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  • question_answer8) The orbital velocity of earths satellite near surface is 7 km/s. When the radius of orbit is 4 times than that of earths radius. Then orbital velocity in that orbit will be :

    A) 7 km/s

    B) 3.5 km/s

    C) 5.2 km/s

    D) 9.4 km/s

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  • question_answer9) A body cools from \[{{60}^{o}}C\] to \[{{50}^{o}}C\] in 10 minutes. If the room temperature is 25 V and assuming Newtons law of cooling to hold good. The temperature of the body at the end of next 10 minutes will be :

    A) \[35.5{}^\circ C\]

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

    C) \[{{42.85}^{o}}C\]

    D) \[{{45}^{o}}C\]

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  • question_answer10) The objective with large aperture are used in telescope for :

    A) ease of manufacture

    B) reducing lens aberration

    C) greater resolution

    D) bright images

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  • question_answer11) The frequency of a photon having energy 200 eV is \[(h=6.6\times {{10}^{-34}}Js)\]:

    A) \[4.84\times {{10}^{16}}\]

    B) \[2.42\times {{10}^{16}}\]

    C) \[3.84\times {{10}^{16}}\]

    D) None of these

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  • question_answer12) The value of current in the given circuits :

    A) 0.10 A

    B) 1.1 A

    C) \[{{10}^{-2}}A\]

    D) 0 A

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  • question_answer13) An body weighs 700 N on earth. What will be its weight on a planet having \[\frac{1}{7}\]of earths mass and half of earths radius?

    A) 400 N

    B) 800 N

    C) 500 N

    D) 200 N

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  • question_answer14) The moment of inertia of a regular disc of mass 0.4 kg and radius 100 cm about an axis perpendicular to the plane of the disc and passing through its centre, will be :

    A) 0.02 kg \[{{m}^{2}}\]

    B) 1.5 kg \[{{m}^{2}}\]

    C) 0.8 kg \[{{m}^{2}}\]

    D) 0.2 kg \[{{m}^{2}}\]

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  • question_answer15) Angular velocity of seconds hand watch will be:

    A) 0.105 rad/s

    B) 1.105 rad/s

    C) 0.315 rad/s

    D) none of these

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  • question_answer16) A spring 40 mm long is stretched by the application of a force, if 10 N force is required to stretch the spring through 1 mm. Then work done in stretching the spring through 40 mm is :

    A) 8 J

    B) 4 J

    C) 16 J

    D) 32 J

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  • question_answer17) If the distance between the conduction band and valence band is 1 eV, then the combination will be:

    A) semiconductor

    B) conductor

    C) insulator

    D) non-metal

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  • question_answer18) When an electron in hydrogen atom is exerted, from 4th to 5th stationary orbit the change in angular momentum of electron will be (Plancks constant = \[6.6\times {{10}^{34}}\,Js\]):

    A) \[1.05\times {{10}^{-34}}\,Js\]

    B) \[2.05\times {{10}^{-34}}\,Js\]

    C) \[3.10\times {{10}^{-34}}\,Js\]

    D) \[4.05\times {{10}^{-34}}\,Js\]

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  • question_answer19) A quality factor of LCR factor circuit having resistance R and inductance L at resonance frequency (to) is given by :

    A) \[{{\left( \frac{\omega L}{R} \right)}^{2}}\]

    B) \[{{\left( \frac{R\omega }{L} \right)}^{2}}\]

    C) \[\frac{R\omega }{L}\]

    D) \[\frac{\omega L}{R}\]

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  • question_answer20) The value of current through an inductance of 1 H and of negligible resistance when connected through an AC source of 200 V and 50 Hz will be:

    A) 2.001 A

    B) 1.274 A

    C) 0.700A

    D) 0.368 A

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  • question_answer21) A lens of refractive index p. is dipped in a liquid of refractive index p of focal length of lens in air is \[f.\] Its focal length in liquid will be :

    A) \[\frac{f\mu (\mu -1)}{(\mu -\mu )}\]

    B) \[\frac{f(\mu -\mu )}{\mu (\mu -1)}\]

    C) \[\frac{\mu (\mu -1)}{f(\mu -\mu )}\]

    D) \[\frac{f\mu \mu }{\mu -\mu }\]

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  • question_answer22) The mass of three wires of copper are in the ratio of 1 :3:5and their lengths are in the ratio of 5 :3: 1. The ratio of their electrical resistances will be :

    A) 125 : 15 : 1

    B) 1 : 15 : 125

    C) 5: 3: 15

    D) 15 : 3 : 5

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  • question_answer23) Interference was observed in interference chamber when air was present, now the chamber was evacuated and if the same light is used, a careful observer will see :

    A) interference with bright band

    B) interference with dark band

    C) interference in which width of the fringe will be slightly increased

    D) interference with dark bands

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  • question_answer24) Two whistles A and B produces notes of frequencies 660 Hz and 594 Hz respectively. There is listener at the mid point of the line joining them. Now the whistle B and the listener start moving with speed 30 m/s towards the whistle A. If speed of sound be 330 m/s, how many beats will be heard by the listener :

    A) 4

    B) 5

    C) 6

    D) 7

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  • question_answer25) In which case application of rotating body is useful?

    A) when velocity of body is in straight line

    B) when body is projected

    C) when the body is rotated

    D) none of these

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  • question_answer26) Two bodies with kinetic energies in the ratio of 4 :1 are moving with equal linear momentum. The ratio of their masses is

    A) 1 : 2

    B) 1 : 1

    C) 3:1

    D) 1 : 4

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  • question_answer27) A body of mass 5 kg is moving in a circle of radius 1 m with an angular velocity of 2rad/sec, then the centripetal force will be:

    A) 20 N

    B) 5 N

    C) 15 N

    D) 40 N

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  • question_answer28) A truck and a car are moving with equal velocity. On applying the brakes both will stop after certain distance, then :

    A) both will cover equal distance

    B) car will cover more distance before rest

    C) car will cover less distance before rest

    D) none of these

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  • question_answer29) A body of mass 100 kg is rotating in a circular path of radius R with constant velocity. The work done in one revolution is:

    A) zero

    B) \[\frac{100}{R}\,J\]

    C) \[\frac{R}{100}\,J\]

    D) 100 R J

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  • question_answer30) When cathode rays strike a metal target of high melting point with a very high velocity then which of the following are produced?

    A) ultrasonic rays

    B) \[\gamma \]-waves

    C) \[\alpha \]-ways

    D) X-rays

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  • question_answer31) In a circuit, the current lags behind the voltage by a phase difference of\[\frac{\pi }{2}\] The circuit contains which of the following :

    A) R and C

    B) only C

    C) only L

    D) only R

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  • question_answer32) Same length of two identical wires are first connected in series and then in parallel, the amount of heat produced in both the cases are in the ratio of :

    A) 4 :1

    B) 1 : 3

    C) 1 : 2

    D) 2:1

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  • question_answer33) Three capacitors of capacitances3\[\mu F\], 10\[\mu F\] and 15\[\mu F\]are connected in series to a voltage source of 100 V. Then the charge on 15\[\mu F\] will be :

    A) 200 \[\mu C\]

    B) 150\[\mu C\]

    C) 300\[\mu C\]

    D) 400\[\mu C\]

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  • question_answer34) Two materials of dielectric constant \[{{k}_{1}}\] and \[{{k}_{2}}\] are filled between two parallel plates of a capacitor as shown in fig. The capacities of capacitor is :

    A) \[\frac{2A{{\varepsilon }_{o}}}{d}\left( \frac{{{k}_{1}}{{k}_{2}}}{{{k}_{1}}+{{k}_{2}}} \right)\]

    B) \[\frac{A{{\varepsilon }_{o}}}{d}\left( \frac{{{k}_{1}}{{k}_{2}}}{{{k}_{1}}+{{k}_{2}}} \right)\]

    C) \[\frac{2A{{\varepsilon }_{0}}({{k}_{1}}+{{k}_{2}})}{d}\]

    D) \[\frac{A{{\varepsilon }_{0}}({{k}_{1}}+{{k}_{2}})}{d}\]

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  • question_answer35) If induced emf produced in primary and secondary coil is 2 mV and 5 mv respectively and rate of change of current is 20 A/sec. The coefficient of mutual induction of secondary coil is :

    A) 4.5 mH

    B) 1 mH

    C) 0.5 mH

    D) 0.25 mH

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  • question_answer36) A plan convex lens is made of refractive index 1.6. The radius of curvature of the curved surface is 60 cm. The focal length of the lens is :

    A) 200 cm

    B) 50 cm

    C) 150 cm

    D) 100 cm

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  • question_answer37) Electroplating does not help in :

    A) protecting metal against corrosion .

    B) fine finish to the surface

    C) shining appearance

    D) metal to become hard

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  • question_answer38) Electric potential of earth is taken to be zero, because the earth is a good :

    A) semiconductor

    B) dielectrics

    C) insulator

    D) conductor

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  • question_answer39) If the vibration of a string are to be increased by a factor of 2. Then tension in the string must be made :

    A) 8 times

    B) 4 times

    C) 1/3 times

    D) half times

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  • question_answer40) An average kinetic energy of a gas molecule at \[27{}^\circ C\] is\[6.21\times {{10}^{-21}}J.\] Its average kinetic energy at \[227{}^\circ C\] will be:

    A) \[11.35\times {{10}^{-21}}J\]

    B) \[10.35\times {{10}^{-21}}J\]

    C) \[15.35\times {{10}^{-21}}J\]

    D) \[5.3\times {{10}^{-21}}J\]

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  • question_answer41) A substance reduces to 1/16 of its original mass in 2 hours. The half-life period of the substance will be :

    A) 120 min

    B) 60 min

    C) 30 min

    D) 15 min

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  • question_answer42) A given mass of a gas is allowed to expand freely until its volume becomes double. If \[{{c}_{b}}\], and \[{{c}_{a}}\]are the velocities of sound in the gas before and after expansion respectively then \[{{c}_{a}}\] is equal to :

    A) \[{{2}_{cb}}\]

    B) \[{{\sqrt{3}}_{cb}}\]

    C) \[{{\sqrt{2}}_{cb}}\]

    D) \[{{c}_{b}}\]

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  • question_answer43) The half-life (T) and the disintegration constant \[\lambda \] of a radioactive substance are related as:

    A) \[\lambda \]T = 0.693

    B) \[\frac{\lambda }{T}=1\]

    C) T = 0.693\[\lambda \]

    D) \[\frac{\lambda }{T}=0.693\]

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  • question_answer44) One million electron volt is

    A) \[1.6\times {{10}^{-16}}J\]

    B) \[1.6\times {{10}^{-19}}J\]

    C) \[1.6\times {{10}^{-13}}J\]

    D) \[1.6\times {{10}^{-11}}J\]

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  • question_answer45) Dark lines on solar spectrum are due to :

    A) scattering

    B) lack of certain elements

    C) black body radiation

    D) absorption of certain wavelengths by outer layers

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  • question_answer46) When the amount of work done is 300 J and change in internal energy is 100 J, then heat supplied is :

    A) 400 J

    B) 250 J

    C) 350 J

    D) 200 J

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  • question_answer47) In the following circuit, the resistance between points P and Q is :

    A) 10\[\Omega \]

    B) 15\[\Omega \]

    C) 5 \[\Omega \]

    D) 7.5 \[\Omega \]

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  • question_answer48) The wavelength of first spectral line of sodium is 5896\[\overset{0}{\mathop{A}}\,\]. What is the first excitation potential of sodium atom:

    A) 2.1volt

    B) 4.2 volt

    C) 1.5volt

    D) None of these

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  • question_answer49) For a common emitter circuit of a transistor, when the base current charges 80\[\mu \].i A, the collector current charges by 48 mA. The current amplification factor will be :

    A) 75

    B) 50

    C) 40

    D) 60

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  • question_answer50) In an A.C. circuit the potential difference across inductance and resistance joined in series are respectively 12 V and 16 V. The total potential difference across the circuit is:

    A) 20 V

    B) 10 V

    C) 15 V

    D) 5 V

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  • question_answer51) Which of the following electronic configuration represents the largest atomic size?

    A) \[_{20}C{{a}^{42}}\]

    B) \[\beta \]

    C) \[10\Omega \]

    D) \[15\Omega \]

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  • question_answer52) The geometry of \[5\Omega \] molecule is :

    A) trigonal pyramidal

    B) tetrahedral

    C) square planar

    D) octahedral

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  • question_answer53) \[7.5\Omega \] undergoes \[5896\overset{\text{o}}{\mathop{\text{A}}}\,\]-emission resulting nucleus will be:

    A) \[_{21}S{{c}^{41}}\]

    B) \[_{21}S{{c}^{42}}\]

    C) \[_{20}S{{c}^{42}}\]

    D) \[_{21}C{{a}^{42}}\]

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  • question_answer54) Polarising power of magnesium is closer to that of:

    A) Na

    B) Li

    C) K

    D) Ca

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  • question_answer55) Zero group elements are inert due to their:

    A) electronic configuration

    B) monoatomic nature

    C) rare occurrence

    D) gaseous nature

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  • question_answer56) CO is used in the metallurgy of :

    A) Ni

    B) Pt

    C) Cr

    D) Cu

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  • question_answer57) Which of the following is largest cation?

    A) \[_{21}C{{a}^{42}}\]

    B) \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]

    C) \[1{{s}^{2}},2{{s}^{1}}\]

    D) \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]

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  • question_answer58) In a nuclear reaction mass defect is 0.0186 amu, the energy change in the reaction will be:

    A) \[1{{s}^{2}},2{{s}^{2}}\]

    B) \[S{{F}_{6}}\]

    C) \[_{20}C{{a}^{42}}\]

    D) \[\beta \]

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  • question_answer59) The density of a gas at \[10\Omega \] and 1 atmospheric pressure is d. If the pressure remain constant, at which of the following temperature the density become 0.75 d:

    A) \[15\Omega\]

    B) \[5\Omega \]

    C) \[7.5\Omega \]

    D) \[5896\overset{\text{o}}{\mathop{\text{A}}}\,\]

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  • question_answer60) \[_{21}S{{c}^{41}}\]is:

    A) paramagnetic

    B) diamagnetic

    C) ferromagnetic

    D) none of these

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  • question_answer61) Which of the following is linear?

    A) \[_{21}S{{c}^{42}}\]

    B) \[_{20}S{{c}^{42}}\]

    C) \[_{21}C{{a}^{42}}\]

    D) \[C{{s}^{+}}\]

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  • question_answer62) Which of the following does not conducted electricity?

    A) Molten \[C{{s}^{+}}\]

    B) Molten \[{{K}^{+}}\]

    C) Solid \[{{K}^{+}}\]

    D) Aqueous \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]

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  • question_answer63) Oxidation number of sulphur in \[1{{s}^{2}},2{{s}^{1}}\] will be:

    A) \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]

    B) \[1{{s}^{2}},2{{s}^{2}}\]

    C) \[S{{F}_{6}}\]

    D) \[_{20}C{{a}^{42}}\]

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  • question_answer64) Which of the following act as a reducing agent?

    A) \[\beta \]

    B) \[10\Omega \]

    C) \[15\Omega \]

    D) \[5\Omega \]

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  • question_answer65) Which of the following is Bronsted acid?

    A) \[7.5\Omega \]

    B) \[5896\overset{\text{o}}{\mathop{\text{A}}}\,\]

    C) \[_{21}S{{c}^{41}}\]

    D) \[_{21}S{{c}^{42}}\]

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  • question_answer66) Which of the following electronic configuration represents a transition element?

    A) \[_{20}S{{c}^{42}}\]

    B) \[_{21}C{{a}^{42}}\]

    C) \[C{{s}^{+}}\]

    D) \[{{K}^{+}}\]

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  • question_answer67) When \[N{{a}^{+}}\] reacts with \[N{{a}^{+}}\] a blood red colour is obtained due to the formation of

    A) \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]

    B) \[1{{s}^{2}},2{{s}^{1}}\]

    C) \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]

    D) \[1{{s}^{2}},2{{s}^{2}}\]

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  • question_answer68) Which of the following is not an ore of copper?

    A) Limonite

    B) Malachite

    C) Chalcopyrite

    D) Cuprite

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  • question_answer69) The hvdrochlorides of amines form double salt with:

    A) \[S{{F}_{6}}\]

    B) \[_{20}C{{a}^{42}}\]

    C) both a and b

    D) none of these

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  • question_answer70) Which of the following does not act as Lewis acid?

    A) \[\beta \]

    B) \[10\Omega \]

    C) \[15\Omega \]

    D) \[5\Omega \]

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  • question_answer71) Gun cotton is obtained when cone. \[7.5\Omega \] reacts with:

    A) starch

    B) glycol

    C) glycerine

    D) cellulose

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  • question_answer72) The number of electrons present m the valence shell of phosphorus in \[5896\overset{\text{o}}{\mathop{\text{A}}}\,\] is:

    A) 8

    B) 10

    C) 12

    D) 18

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  • question_answer73) The greatest strain is involved in cycloalkane, when the bond angle is:

    A) \[_{21}S{{c}^{41}}\]

    B) \[_{21}S{{c}^{42}}\]

    C) \[_{20}S{{c}^{42}}\]

    D) \[_{21}C{{a}^{42}}\]

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  • question_answer74) The next higher homologue of \[C{{s}^{+}}\] is:

    A) \[{{K}^{+}}\]

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

    C) \[L{{i}^{+}}\]

    D) \[L{{i}^{+}}\]

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  • question_answer75) The acid which does not contain \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]group is :

    A) ethanoic acid

    B) picric acid

    C) lactic acid

    D) palmitic acid

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  • question_answer76) An alcohol on oxidation produces \[1{{s}^{2}},2{{s}^{1}}\] and \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]. The alcohol is:

    A) \[1{{s}^{2}},2{{s}^{2}}\]

    B) \[S{{F}_{6}}\]

    C) \[_{20}C{{a}^{42}}\]

    D) \[\beta \]

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  • question_answer77) Cyclohexanol is a:

    A) primary alcohol

    B) secondary alcohol

    C) tertiary alcohol

    D) phenol

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  • question_answer78) Which of the following is the strongest acid?

    A) \[10\Omega \]

    B) \[15\Omega \]

    C) \[5\Omega \]

    D) \[7.5\Omega \]

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  • question_answer79) When n-pentane is isomerised to \[5896\overset{\text{o}}{\mathop{\text{A}}}\,\] using \[_{21}S{{c}^{41}}\] catalyst at 575 K, traces of olefine formed is?

    A) \[_{21}S{{c}^{42}}\]

    B) \[_{20}S{{c}^{42}}\]

    C) \[_{21}C{{a}^{42}}\]

    D) None of these

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  • question_answer80) Acylation of benzene to produce aliphatic aromatic ketones is called :

    A) Benzoin condensation

    B) Friedal Crafts reaction

    C) Hydroformylation

    D) None of these

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  • question_answer81) Sodium salt of formic acid on strong heating followed by acid hydrolysis produces:

    A) \[C{{s}^{+}}\]

    B) \[{{K}^{+}}\]

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

    D) \[L{{i}^{+}}\]

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  • question_answer82) R COOH after treatment with PCIs and KCN is subjected to hydrolysis followed by Clemmensons reduction, product obtained is:

    A) \[18.600\text{ }MeV\]

    B) \[18.600\text{ }MeV\]

    C) \[16.84\text{ }MeV\]

    D) \[16.84\text{ }MeV\]

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  • question_answer83) Formaldehyde polymerises from 6 to 50 molecules to form:

    A) meta formaldehyde

    B) para formaldehyde

    C) formalin

    D) none of these

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  • question_answer84) \[17.34\text{ }MeV\] on treatment with \[17.34\text{ }MeV\] produces:

    A) \[11.24\text{ }MeV\]

    B) \[11.24\text{ }MeV\]

    C) \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]

    D) \[1{{s}^{2}},2{{s}^{1}}\]

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  • question_answer85) Photochemical chlorination of alkane is initiated by the process of:

    A) pyrolysis

    B) substitution

    C) homolysis

    D) peroxidation

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  • question_answer86) Which of the following is the strongest nucleophile ?

    A) \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]

    B) \[1{{s}^{2}},2{{s}^{2}}\]

    C) \[S{{F}_{6}}\]

    D) \[_{20}C{{a}^{42}}\]

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  • question_answer87) Atomic weight of radium is 226 and its half life period is 1600 years. The number of disintegration produced per second from 1 g are:

    A) \[\beta \]

    B) \[10\Omega \]

    C) \[15\Omega \]

    D) \[5\Omega \]

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  • question_answer88) If in the reaction \[7.5\Omega \]the degree of dissociation of N204 is a, then total number of molecules present at equilibrium will be:

    A) 1

    B) \[5896\overset{\text{o}}{\mathop{\text{A}}}\,\]

    C) \[_{21}S{{c}^{41}}\]

    D) \[_{21}S{{c}^{42}}\]

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  • question_answer89) If 342 g of cane sugar \[_{20}S{{c}^{42}}\]are dissolved in 1000 g of water, the solution will freeze at (\[_{21}C{{a}^{42}}\] for water \[C{{s}^{+}}\]):

    A) \[{{K}^{+}}\]

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

    C) \[L{{i}^{+}}\]

    D) \[18.600\text{ }MeV\]

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  • question_answer90) The electrode potential of \[16.84\text{ }MeV\] electrode in which the concentration of \[17.34\text{ }MeV\] is 0.01 M will be, given that \[11.24\text{ }MeV\]:

    A) \[{{27}^{o}}C\]

    B) \[{{27}^{o}}C\]

    C) \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\]

    D) \[1{{s}^{2}},2{{s}^{1}}\]

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  • question_answer91) For which electrolyte \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\] does not hold good:

    A) \[1{{s}^{2}},2{{s}^{2}}\]

    B) \[S{{F}_{6}}\]

    C) \[_{20}C{{a}^{42}}\]

    D) \[\beta \]

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  • question_answer92) During electrolysis of an aqueous solution of \[10\Omega \] sulphate 0.635 g of Cu was deposited at cathode. The amount of electricity consumed is:

    A) 9650 coulomb

    B) 3860 coulomb

    C) 4825 coulomb

    D) 1930 coulomb

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  • question_answer93) If the \[15\Omega \] ion concentration of a given solution is \[5\Omega \], the pH of the solution is:

    A) \[7.5\Omega \]

    B) \[5896\overset{\text{o}}{\mathop{\text{A}}}\,\]

    C) \[_{21}S{{c}^{41}}\]

    D) \[_{21}S{{c}^{42}}\]

    View Answer play_arrow
  • question_answer94) Given that, \[_{20}S{{c}^{42}}\] ...(i) and \[_{21}C{{a}^{42}}\]...(ii) which of the following relation is correct?

    A) \[C{{s}^{+}}\]

    B) \[{{K}^{+}}\]

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

    D) \[L{{i}^{+}}\]

    View Answer play_arrow
  • question_answer95) Given that \[18.600\text{ }MeV\] ??.(1) \[16.84\text{ }MeV\] ??(2) the heat of sublimation of A will be

    A) x or y

    B) \[17.34\text{ }MeV\]

    C) \[11.24\text{ }MeV\]

    D) \[{{27}^{o}}C\]

    View Answer play_arrow
  • question_answer96) The ratio of the value of any colligative property for \[342\text{ }K\] solution to that for sugar solution is nearly:

    A) 1

    B) 0.5

    C) 2.0

    D) 2.5

    View Answer play_arrow
  • question_answer97) For the reaction, \[342\text{ }K\] \[400\text{ }K\] An increase in pressure, favours

    A) backward reaction

    B) forward reaction

    C) no effect

    D) all

    View Answer play_arrow
  • question_answer98) The vapour density of a gas A is two times that of the vapour density of gas B If the molecular weight of gas B is M, then the molecular weight of gas A will be:

    A) M

    B) \[400\text{ }K\]

    C) \[440K\]

    D) \[440K\]

    View Answer play_arrow
  • question_answer99) 10 g of a gas at NTP occupies a volume of 2 litre. If the pressure and the amount of gas remain the same, then the temperature at which the volume doubles will be:

    A) \[520\text{ }K\]

    B) \[520\text{ }K\]

    C) \[{{H}_{2}}{{O}_{2}}\]

    D) \[{{H}_{2}}{{O}_{2}}\]

    View Answer play_arrow
  • question_answer100) Given that, \[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\] ?.(i) \[1{{s}^{2}},2{{s}^{1}}\] ?..(ii) Heat of evaporation AH\[1{{s}^{2}},2{{s}^{2}},2{{p}^{3}}\] ? of \[1{{s}^{2}},2{{s}^{2}}\] will be:

    A) \[S{{F}_{6}}\]

    B) \[_{20}C{{a}^{42}}\]

    C) \[\beta \]

    D) \[10\Omega \]

    View Answer play_arrow
  • question_answer101) Green plants are :

    A) autotrophs

    B) heterotrophs

    C) chemotrophs

    D) none of these

    View Answer play_arrow
  • question_answer102) The protein part of enzyme is called :

    A) holoenzyme

    B) cofactor

    C) apoenzyme

    D) isozyme

    View Answer play_arrow
  • question_answer103) Lomasomes are found in:

    A) algal cell

    B) fungal cell

    C) yeast

    D) E. coli

    View Answer play_arrow
  • question_answer104) Genetically active area of chromosome is called:

    A) euchromatin

    B) heterochromatin

    C) heptan

    D) cistron

    View Answer play_arrow
  • question_answer105) Hurlers disease is caused by:

    A) presence of lysosome

    B) absence of lysosome

    C) presence of tryosinogeh

    D) absence tryosinogen

    View Answer play_arrow
  • question_answer106) Vacuolar membrane is called :

    A) plasmalemma

    B) cell membrane

    C) tonoplast

    D) symplast

    View Answer play_arrow
  • question_answer107) DNA is a ..... chains :

    A) nucleotide

    B) nucleoside

    C) polynucleoside

    D) polynucleotide

    View Answer play_arrow
  • question_answer108) Protoplasm is a physical basis of life. This statement belongs to :

    A) Robert Hooke

    B) Robert Brown

    C) Huxley

    D) Leeuwenhoek

    View Answer play_arrow
  • question_answer109) \[\alpha \]-helical model of protein was discovered by:

    A) Pauling and Corey

    B) Watson

    C) Morgan

    D) Berzelus

    View Answer play_arrow
  • question_answer110) Cell wall is absent in :

    A) gametes

    B) Amoeba

    C) Mycoplasma

    D) all of these

    View Answer play_arrow
  • question_answer111) KNA contains:

    A) hexose sugar

    B) deoxyribose sugar

    C) dextrose sugar

    D) ribose sugar

    View Answer play_arrow
  • question_answer112) Which of the following can photosynthesize at low temperature?

    A) Bacteria

    B) Lichen

    C) Yeast

    D) Batrachospemium

    View Answer play_arrow
  • question_answer113) Ctilvin cycle takes place in :

    A) cytoplasm

    B) chloroplast

    C) mitochondria

    D) peroxisomes

    View Answer play_arrow
  • question_answer114) Krebs cycle is also called as :

    A) Tricarboxylic acid cycle

    B) Oxidative phosphorylation

    C) EMP pathway

    D) Glycolysis

    View Answer play_arrow
  • question_answer115) Lichens are very sensitive to:

    A) \[S{{O}_{2}}\] pollution

    B) noise pollution

    C) soil pollution

    D) water pollution

    View Answer play_arrow
  • question_answer116) Organism which can respire in absence of\[{{O}_{2}}\] is :

    A) Chlorella

    B) Solanum

    C) Sacdiamm

    D) Saccharomyces

    View Answer play_arrow
  • question_answer117) Citrus canker is a:

    A) fungal disease

    B) algal disease

    C) viral disease

    D) bacterial disease

    View Answer play_arrow
  • question_answer118) In bryophytes, which part of archegonium encloses egg:

    A) neck

    B) cover cell

    C) center

    D) neck canal cells

    View Answer play_arrow
  • question_answer119) How many hydrogen bonds are present between guanine and cytosine?

    A) Four

    B) Three

    C) Two

    D) One

    View Answer play_arrow
  • question_answer120) Ratio of the cross between f] hybrid and recessive parent will be :

    A) 3:1

    B) 1:1

    C) 2:1

    D) 4:1

    View Answer play_arrow
  • question_answer121) Interferon suppresses the pathogenic activity of:

    A) virus

    B) bacteria

    C) Mycoplasma

    D) Candidas

    View Answer play_arrow
  • question_answer122) Protonema is :

    A) juvenile phase of moss gametophyte

    B) a part of Fumaria in sporophyte

    C) fossil plant

    D) young alga

    View Answer play_arrow
  • question_answer123) The first stable compound of dark reaction of photosynthesis is : .

    A) phosphoglyceraldehyde

    B) phosphoglyceric acid

    C) fructose

    D) starch

    View Answer play_arrow
  • question_answer124) Anthocyanins are pigments which are :

    A) water soluble and located in cell sap

    B) water insoluble and located in cell sap

    C) water soluble and located in chromoplast

    D) water soluble and located in leucoplast

    View Answer play_arrow
  • question_answer125) RR-21 is a variety of :

    A) Rice

    B) Sugarcane

    C) Potato

    D) Wheat

    View Answer play_arrow
  • question_answer126) Genetically engineered human insulin is prepared by using:

    A) E. coli

    B) Rhizopus

    C) Pseudomonas

    D) Yeast

    View Answer play_arrow
  • question_answer127) Which RNA carries information from DNA in protein synthesis ?

    A) s-RNA

    B) f-RNA

    C) r-RNA

    D) m-RNA

    View Answer play_arrow
  • question_answer128) Peanut oil is obtained from :

    A) Glycine max

    B) Arachis hypogeal

    C) Pisum sativum

    D) Lathyrus odoratus

    View Answer play_arrow
  • question_answer129) Acacia nrnbica is a :

    A) hydrophyte

    B) mesophyte

    C) halophyte

    D) xerophytes

    View Answer play_arrow
  • question_answer130) Fruitless flowering plants are :

    A) angiosperms

    B) gymnosperms

    C) sterile plants

    D) primitive plants

    View Answer play_arrow
  • question_answer131) Best soil for healthy and vigorous growth of a plant is

    A) sandy soil

    B) loam

    C) clay

    D) none of these

    View Answer play_arrow
  • question_answer132) When plant cells are kept in a concentrated salt solution, they are :

    A) deplasmolysed

    B) plasmolysed

    C) Remains as such

    D) becomes turgid

    View Answer play_arrow
  • question_answer133) Heterospory and seed habit are exhibited by a plant possessing :

    A) petiole

    B) ligule

    C) bract

    D) spathe

    View Answer play_arrow
  • question_answer134) Aswagandha is called as :

    A) Raiiwolfin serpentine

    B) Withania somnifera

    C) Datura stramonium

    D) Cannabis sativa

    View Answer play_arrow
  • question_answer135) Bordered pits are found in :

    A) gymnosperms

    B) bryophytes

    C) monocots

    D) Hydrilla

    View Answer play_arrow
  • question_answer136) Late blight of Potato is caused by :

    A) Ustilago

    B) Altermaria solani

    C) Phytophthora infestans

    D) Helminthosporium

    View Answer play_arrow
  • question_answer137) Cuscuta is a :

    A) mangrove plant

    B) saprophytic plant

    C) epiphytic plant

    D) parasitic plant

    View Answer play_arrow
  • question_answer138) Penicillium belongs to

    A) Phycomycetes

    B) Ascomycetes

    C) Basidiomycetes

    D) none of the these

    View Answer play_arrow
  • question_answer139) Bacteriophage transfers DNA from donor to recipient cell, this is called :

    A) translation

    B) transduction

    C) conjugation

    D) transcription

    View Answer play_arrow
  • question_answer140) Velamen tissue is found in :

    A) stem of orchids

    B) aerial roots of orchids

    C) clinging roots of orchd

    D) pneumatophorcs

    View Answer play_arrow
  • question_answer141) In angiosperms, latcml roots arise from -

    A) endodermis

    B) cortex

    C) pericycle

    D) epiblcmma

    View Answer play_arrow
  • question_answer142) Bulliform celts are found in upper epidermis of:

    A) cladodes

    B) phyllocttide

    C) monocot leaf

    D) dicot leaf

    View Answer play_arrow
  • question_answer143) Laminarm and Fucus arc examples of:

    A) red algae

    B) green algae

    C) blue-green algae

    D) brown algae

    View Answer play_arrow
  • question_answer144) Hexoses and pentoses are :

    A) mono saccharides

    B) disaccharides

    C) polysaccharides

    D) none of these

    View Answer play_arrow
  • question_answer145) Tectona grandis belongs to family :

    A) Verbenaceae

    B) Anacardiaceae

    C) Rubiaceae

    D) Labiatae

    View Answer play_arrow
  • question_answer146) Radial vascular bundles are found in :

    A) monocot stem

    B) dicot stem

    C) root

    D) leaf

    View Answer play_arrow
  • question_answer147) The term vascular cryptogames is used for:

    A) pteridophyta

    B) bryophyte

    C) angiosperm

    D) gymnosperm

    View Answer play_arrow
  • question_answer148) National flower of India is:

    A) Lotus

    B) Lily

    C) Rose

    D) Sunflower

    View Answer play_arrow
  • question_answer149) Companion cells are absent is phloem of:

    A) angiosperm

    B) gymnosperm

    C) algae

    D) lichen

    View Answer play_arrow
  • question_answer150) Fungi can be stained with :

    A) fast green

    B) cotton blue

    C) Grams stain

    D) PAS

    View Answer play_arrow
  • question_answer151) The joint, radius-ulna with arm is :

    A) hinge

    B) ball and socket

    C) pivot

    D) none of these

    View Answer play_arrow
  • question_answer152) The casein is a :

    A) milk protein

    B) blood protein

    C) wheat protein

    D) fish protein

    View Answer play_arrow
  • question_answer153) When \[{{O}_{2}}\]is inadequate during respiration. The condition is called:

    A) anoxia

    B) piaunsy

    C) asphyxia

    D) hypoxia

    View Answer play_arrow
  • question_answer154) Heamocyanin is found in :

    A) Nereis

    B) Leech

    C) Earthworm

    D) Cockroach

    View Answer play_arrow
  • question_answer155) Which hormone promotes cell division, bone growth and protein synthesis?

    A) GH

    B) ADH

    C) DTH

    D) ACTH

    View Answer play_arrow
  • question_answer156) Territorially occurs as result of:

    A) co-operation

    B) competition

    C) parasitism

    D) predation

    View Answer play_arrow
  • question_answer157) Sympathetic nerves in mammal arise from:

    A) 3rd, 7th, 9th, 11th cranial nerves

    B) cervical region

    C) thoraco-lumber region

    D) sacral region

    View Answer play_arrow
  • question_answer158) Reserpine is an alkaloid obtained from:

    A) Aswagandha

    B) Serpgandha

    C) Opium

    D) Cannabis

    View Answer play_arrow
  • question_answer159) Trypsin acts on :

    A) lipid

    B) protein

    C) carbohydrates

    D) bile

    View Answer play_arrow
  • question_answer160) Gauchers disease is related with abnormal:

    A) glucose metabolism

    B) fat metabolism

    C) protein metabolism

    D) carbohydrate metabolism

    View Answer play_arrow
  • question_answer161) Split genes are made up of exons and , introns. The coding sequences arc called as:

    A) exons

    B) introns

    C) cistrons

    D) mutans

    View Answer play_arrow
  • question_answer162) Wobble hypothesis was given by :

    A) Holley

    B) Khorana

    C) Crick

    D) Nirenberg

    View Answer play_arrow
  • question_answer163) Drosophila melanogastor has 8 chromosomes in somatic cell. How many linkage groups will be there ?

    A) 4

    B) 8

    C) 2

    D) 5

    View Answer play_arrow
  • question_answer164) Binary fission is found in :

    A) Amoeba

    B) Paramedum

    C) Planaria

    D) None of these

    View Answer play_arrow
  • question_answer165) Thyroxine is:

    A) an enzyme

    B) a hormone

    C) n vitamin

    D) a by product

    View Answer play_arrow
  • question_answer166) Which is absent in plants?

    A) Cell wall

    B) Vascular system

    C) Nervous system

    D) Epidermal tissue system

    View Answer play_arrow
  • question_answer167) The metal constituent of haemoglobin is :

    A) iron

    B) copper

    C) cobalt

    D) magnesium

    View Answer play_arrow
  • question_answer168) Book lungs are respiratory organ of:

    A) Scorpion

    B) Birds

    C) Fishes

    D) Sea bird

    View Answer play_arrow
  • question_answer169) The presence of feathers and power of flight are characteristic feature of:

    A) Aves

    B) Reptilia

    C) Mammals

    D) Amphibians

    View Answer play_arrow
  • question_answer170) The important character of Cobra is:

    A) presence of hood

    B) small scales on head

    C) rounded tail

    D) none of these

    View Answer play_arrow
  • question_answer171) Ptyalin acts at pH :

    A) 3.4

    B) 6.8

    C) 7.8

    D) 9.0

    View Answer play_arrow
  • question_answer172) The vital capacity of lung is equal to :

    A) 4000 ml

    B) 2200 ml

    C) 1100 ml

    D) 500 ml

    View Answer play_arrow
  • question_answer173) The golden age of Dinosaurs was in which of the following era?

    A) Mesozoic

    B) Coenozoic

    C) Palaeozoic

    D) Archaeozoic

    View Answer play_arrow
  • question_answer174) Balbiani rings are present in:

    A) Polysomes

    B) Autosomes

    C) polytene chromosomes

    D) none of the above

    View Answer play_arrow
  • question_answer175) Which is a gaseoues hormone ?

    A) GA

    B) ABA

    C) Ethylene

    D) Kn

    View Answer play_arrow
  • question_answer176) Diabetes is due to :

    A) enzyme deficiency

    B) hormonal deficiency

    C) iodine deficiency

    D) fat deficiency

    View Answer play_arrow
  • question_answer177) In Earthworms, self-fertilization does not occur due to:

    A) hypogyny

    B) protogyny

    C) protandry

    D) epigyny

    View Answer play_arrow
  • question_answer178) Phagocytosis was seen by:

    A) Matchnikoff

    B) Strassburger

    C) Huxley

    D) Haekel

    View Answer play_arrow
  • question_answer179) Pace-maker is:

    A) SA-node

    B) AV-node

    C) SV-node

    D) none of these

    View Answer play_arrow
  • question_answer180) The great Indian bustard is an endangered species due to:

    A) hunting

    B) climate change

    C) spreading desert

    D) all of the above

    View Answer play_arrow
  • question_answer181) Which of the following are multicellular grade organisms?

    A) Sponges

    B) Coelanterates

    C) Prokaryotes

    D) Monerans

    View Answer play_arrow
  • question_answer182) Two sister chromatids are attached with:

    A) spindle fibre

    B) centromere

    C) chromocentre

    D) chromatid

    View Answer play_arrow
  • question_answer183) Which enzyme helps in digestion of milk?

    A) Rennin

    B) In vertase

    C) Amylase

    D) Maltase

    View Answer play_arrow
  • question_answer184) Birds lack:

    A) fore limb

    B) hind limb

    C) pelvic girdle

    D) pectoral girdle

    View Answer play_arrow
  • question_answer185) Pyramid of energy is :

    A) upright

    B) inverted

    C) oblique

    D) none of these

    View Answer play_arrow
  • question_answer186) Which of the following organelle is rich in hydrolysing enzymes ?

    A) Lysosomes

    B) Mitochondria

    C) Golgi bodies

    D) ER

    View Answer play_arrow
  • question_answer187) Regeneration of lost tail of Lizard in an example of:

    A) epimorphosis

    B) morpholaxis

    C) autolysis

    D) restructury

    View Answer play_arrow
  • question_answer188) Sporogony of malarial parasite occurs in:

    A) liver of human being

    B) RBCs of human beings

    C) stomach wall of mosquite

    D) salivary gland of mosquite

    View Answer play_arrow
  • question_answer189) Amoebiasis is caused by :

    A) Entaniovba liisioSytica

    B) Taenia solium

    C) Ascariy

    D) Phsmodium

    View Answer play_arrow
  • question_answer190) The branch of science which deals with the process of improvement of human race by selective breeding is called :

    A) eugenics

    B) euphenics

    C) euthenics

    D) none of these

    View Answer play_arrow
  • question_answer191) Cobalt is a constituent of vitamin :

    A) \[{{B}_{6}}\]

    B) \[{{B}_{12}}\]

    C) \[{{B}_{1}}\]

    D) \[{{B}_{2}}\]

    View Answer play_arrow
  • question_answer192) Blood cells which show phagocytosis is :

    A) platelet

    B) eosinophil

    C) basophil

    D) monocyte

    View Answer play_arrow
  • question_answer193) Protein which shows structural and enzymatic activity :

    A) trypsin

    B) actin

    C) myosin

    D) troponin

    View Answer play_arrow
  • question_answer194) The largest muscle in human body is :

    A) masseter

    B) Sartorius

    C) stapeduis

    D) gluteus

    View Answer play_arrow
  • question_answer195) Surrogate mother is used for :

    A) induction of lactation

    B) artificially inseminated female

    C) future mother with transplanted embryo

    D) artificial in semination

    View Answer play_arrow
  • question_answer196) Incipient nucleus is present in :

    A) Chlorophyceae

    B) Rhodophyceae

    C) Myxophyceae

    D) Phaeophyceae

    View Answer play_arrow
  • question_answer197) Reason of death of Cobra bite person is :

    A) inactivation of nerves

    B) contraction of muscle

    C) destruction of RBCs

    D) none of these

    View Answer play_arrow
  • question_answer198) Spongin fibres are secreted by :

    A) Choanocytes

    B) Pinacocytes

    C) Amoebocytes

    D) Spongioblasts

    View Answer play_arrow
  • question_answer199) Animals which live at the bottom of sea are:

    A) nekton

    B) diatom

    C) banthos

    D) phnkton

    View Answer play_arrow
  • question_answer200) Who reported that Downs syndrome is due to extra 21st chromosome?

    A) J.L Down (1866)

    B) Lejeune (1959)

    C) Klinefeltcr (1942)

    D) Huntington (1872)

    View Answer play_arrow

   



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