Solved papers for BVP Medical BVP Medical Solved Paper-2014

done BVP Medical Solved Paper-2014

  • question_answer1) In a non-resonant circuit, what will be the nature of the circuit for frequencies higher than the resonant frequencies?

    A) Resistive

    B) Capacitive

    C) Inductive

    D) None of these

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  • question_answer2) A particle of mass m is moving in a circular path of constant radius r such that centripetal acceleration a c varying with time is \[{{10}^{-6}}{{m}^{2}}\], where k is a constant. What is the power delivered to the particle by the force acting on it?

    A) \[{{10}^{29}}\]

    B) \[250\times {{10}^{-3}}m/s\]

    C) \[25\times {{10}^{-3}}m/s\]

    D) \[2.50\times {{10}^{-3}}m/s\]

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  • question_answer3) Rain is falling vertically downwards with a velocity of 4 km/h. A man walks in the rain with a velocity of 3 km/h. The raindrops will falls on the man with a velocity of

    A) \[1.25\times {{10}^{3}}m/s\]

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

    C) \[\frac{hv}{3}\]

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

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  • question_answer4) Change in frequency due to Dopplers effect is produced when,

    A) the source and the observer are moving: in same direction

    B) the source and the observer are both at rest

    C) there is a relative motion between the source and the observer

    D) there is a resultant motion between the source and observer

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  • question_answer5) There is a current of 40 A in a wire of \[\frac{2hv}{3}\] area of cross-section. If the number of free electrons per cubic metre is \[30\mu A\], then the drift velocity is

    A) \[90\mu A\]

    B) \[4mA\]

    C) \[2mA\]

    D) \[3.6mA\]

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  • question_answer6) The velocity of the most energetic electrons emitted from a metallic surface is doubled when the frequency v of the incident radiation is doubled. The work function of this metal is

    A) \[1.8mA\]

    B) \[62V,\,\,2\Omega \]

    C) \[63V,\,\,1\Omega \]

    D) \[61V,\,\,1\Omega \]

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  • question_answer7) In a transistor circuit, the base current changes from \[64V,\,\,2\Omega \] to \[15min\]. If the current gain of the transistor is 30, the change in the collector current is

    A) \[20\text{ }min\]

    B) \[7.5min\]

    C) \[25min\]

    D) \[\frac{\omega M}{M+m}\]

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  • question_answer8) The potential difference across the terminals of a battery is 50V when 11 A current is drawn and 60V when 1 A current is drawn. The emf and the internal resistance of the battery, are

    A) \[\frac{\omega M}{M+m}\]

    B) \[{{a}_{c}}={{k}^{2}}{{r}^{2}}{{t}^{2}},\]

    C) \[2mk{{r}^{2}}t\]

    D) \[mk{{r}^{2}}{{t}^{2}}\]

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  • question_answer9) Two similar heater coils separately take 10 min to boil a certain amount of water. If both coils are connected in series, then time taken to boil the same amount of water will be

    A) \[m{{k}^{2}}{{r}^{2}}t\]

    B) \[m{{k}^{2}}r{{t}^{2}}\]

    C) \[1\text{ }km/h\]

    D) \[\text{3 }km/h\]

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  • question_answer10) A thin circular ring of mass M and radius R is rotating about its axis with a constant angular velocity co. Two objects each of mass m are connected gently to the ring. The ring now rotates with an angular velocity of

    A) \[\text{4 }km/h\]

    B) \[\text{5 }km/h\]

    C) \[{{10}^{-6}}{{m}^{2}}\]

    D) \[{{10}^{29}}\]

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  • question_answer11) When a van der Waals gas undergoes free expansion, then its temperature

    A) decreases

    B) increases

    C) does not change

    D) depends upon the nature of the gas

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  • question_answer12) In a gravitational force field, a particle is taken from A to B along different paths as shown in figure. Then,

    A) work done along path I will be maximum

    B) work done along path III will be maximum

    C) work done along path IV will be maximum

    D) work done along all the paths will be the same

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  • question_answer13) When 1 cm thick surface is illuminated with light of wavelength \[250\times {{10}^{-3}}m/s\], the stopping potential is V. When the same surface is illuminated by light of wavelength \[25\times {{10}^{-3}}m/s\], the stopping potential is \[2.50\times {{10}^{-3}}m/s\]. Threshold wavelength for metallic surface is

    A) \[1.25\times {{10}^{3}}m/s\]

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

    C) \[\frac{hv}{3}\]

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

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  • question_answer14) The Reynolds number of a flow is the ratio of

    A) gravity to viscous force

    B) gravity force to pressure force

    C) inertia force to viscous force

    D) viscous force to pressure force

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  • question_answer15) The equivalent resistance between the points X and Y in the circuit shown is

    A) \[\frac{2hv}{3}\]

    B) \[30\mu A\]

    C) \[90\mu A\]

    D) \[4mA\]

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  • question_answer16) A projectile is thrown in the upward direction making an angle of \[2mA\] with the horizontal direction with a velocity of 147 m/s. Then, the time after which its inclination with the horizontal is \[3.6mA\], is

    A) \[1.8mA\]

    B) \[62V,\,\,2\Omega \]

    C) \[63V,\,\,1\Omega \]

    D) \[61V,\,\,1\Omega \]

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  • question_answer17) The angle of minimum deviation for a glass prism is equal to its refracting angle. The refractive index of the glass is 1.5. Then, the! angle of prism is

    A) \[64V,\,\,2\Omega \]

    B) \[15min\]

    C) \[20\text{ }min\]

    D) \[7.5min\]

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  • question_answer18) A square of side 3 cm is located at a distance of 25 cm from a concave of square, is at the axis of the mirror and the plane is normal to axis of mirror. The area enclosed by the image of the square is

    A) \[25min\]

    B) \[\frac{\omega M}{M+m}\]

    C) \[\frac{\omega (M-2M)}{M+2m}\]

    D) \[\frac{\omega (M-2M)}{M+2m}\]

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  • question_answer19) Solar spectrum at the time of total solar eclipse is

    A) line emission spectrum

    B) line absorption spectrum

    C) continuous emission spectrum

    D) band absorption spectrum

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  • question_answer20) A stone is dropped into a well, if the depth of water below the top be h and the velocity of sound is \[{{a}_{c}}={{k}^{2}}{{r}^{2}}{{t}^{2}},\], then the splash in water is hear after T sec. Then,

    A) \[2mk{{r}^{2}}t\]

    B) \[mk{{r}^{2}}{{t}^{2}}\]

    C) \[m{{k}^{2}}{{r}^{2}}t\]

    D) \[m{{k}^{2}}r{{t}^{2}}\]

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  • question_answer21) Zener diodes are used for

    A) rectification

    B) amplification

    C) stabilization

    D) production of carries waves

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  • question_answer22) Forces 5N, 12N and 13N are in equilibrium If \[1\text{ }km/h\]. then the angle between 5N force and 13N force is

    A) \[\text{3 }km/h\]

    B) \[\text{4 }km/h\]

    C) \[\text{5 }km/h\]

    D) \[{{10}^{-6}}{{m}^{2}}\]

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  • question_answer23) The angular speed of the earths rotation about its axis is \[{{10}^{29}}\]. Its speed increases x times to make effective acceleration due to gravity equal to zero. At the equator, x is

    A) \[250\times {{10}^{-3}}m/s\]

    B) \[25\times {{10}^{-3}}m/s\]

    C) \[2.50\times {{10}^{-3}}m/s\]

    D) \[1.25\times {{10}^{3}}m/s\]

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  • question_answer24) Two resistors \[\frac{hv}{4}\]. and \[\frac{hv}{3}\]. are connected in series with 6V battery. The potential difference measured by voltmeter of \[\frac{hv}{2}\] across \[\frac{2hv}{3}\], resistor is

    A) \[30\mu A\]

    B) \[90\mu A\]

    C) \[4mA\]

    D) \[2mA\]

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  • question_answer25) In a cassette player, materials used for coating magnetic tapes are

    A) cobalt

    B) \[3.6mA\]

    C) nickel

    D) iron

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  • question_answer26) Mass of 2 kg is moving with a string in horizontal circle with angular velocity 5 cycle/min. Keeping the radius constant, tension in string is doubled. Now, the angular velocity of the mass will be

    A) \[1.8mA\]

    B) \[62V,\,\,2\Omega \]

    C) \[63V,\,\,1\Omega \]

    D) \[61V,\,\,1\Omega \]

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  • question_answer27) If the number of turns in moving coil galvanometer become half, then the deflection for the same current will become

    A) same

    B) half

    C) double

    D) four times

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  • question_answer28) 40 cal of heat is required to raise the temperature of 2 mol of an ideal gas at constant pressure from \[64V,\,\,2\Omega \] to \[15min\]. The amount of heat required to raise the temperature of the same. Sample of the gas through the same range of temperature (\[20\text{ }min\]to\[7.5min\] ) at constant volume will be (gas constant = 2 cal/mol)

    A) \[25min\]

    B) \[\frac{\omega M}{M+m}\]

    C) \[\frac{\omega (M-2M)}{M+2m}\]

    D) \[\frac{\omega (M+2M)}{M}\]

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  • question_answer29) A Light Emitting Diode (LED) has a voltage drop of 2V across it and passes a current of 10mA, when it operates with a 6V battery through a limiting resistor R, the value of R is

    A) \[\frac{\omega (M+2M)}{M}\]

    B) \[{{a}_{c}}={{k}^{2}}{{r}^{2}}{{t}^{2}},\]

    C) \[2mk{{r}^{2}}t\]

    D) \[mk{{r}^{2}}{{t}^{2}}\]

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  • question_answer30) The dimension of \[m{{k}^{2}}{{r}^{2}}t\](\[m{{k}^{2}}r{{t}^{2}}\]=Stefans constant and b = Weins constant) are

    A) \[1\text{ }km/h\]

    B) \[\text{3 }km/h\]

    C) \[\text{4 }km/h\]

    D) \[\text{5 }km/h\]

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  • question_answer31) When \[{{10}^{-6}}{{m}^{2}}\] electrons are removed from a neutral metal place plate, the electric charge on it is

    A) \[{{10}^{29}}\]

    B) \[250\times {{10}^{-3}}m/s\]

    C) \[25\times {{10}^{-3}}m/s\]

    D) \[2.50\times {{10}^{-3}}m/s\]

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  • question_answer32) A coil of cross-sectional area \[1.25\times {{10}^{3}}m/s\] having 30 turns is making 1800 rev/min in a magnetic field of 1 T. The peak value of the induced emf is

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

    B) \[\frac{hv}{3}\]

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

    D) \[\frac{2hv}{3}\]

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  • question_answer33) A body of length 1 m having cross-sectional area \[30\mu A\] has heat flow through it at the rate of 6000 J/s. Then, find the temperature difference if \[90\mu A\].

    A) \[4mA\]

    B) \[2mA\]

    C) \[3.6mA\]

    D) \[1.8mA\]

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  • question_answer34) A motor cycle racer takes a round with speed of 20m/s in a curvature of radius of R=40 m, then the leaning angle of motor cycle for safe turn is(\[62V,\,\,2\Omega \])

    A) \[63V,\,\,1\Omega \]

    B) \[61V,\,\,1\Omega \]

    C) \[64V,\,\,2\Omega \]

    D) \[15min\]

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  • question_answer35) Gauss law of gravitation is

    A) \[20\text{ }min\]

    B) \[7.5min\]

    C) \[25min\]

    D) All of these

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  • question_answer36) Three masses of 2 kg, 4 kg and 4 kg are placed at the three points (1, 0, 0), (1, 1, 0) and (0, 1, 0) respectively. The position vector of its centre of mass is

    A) \[\frac{\omega M}{M+m}\]

    B) \[\frac{\omega (M-2M)}{M+2m}\]

    C) \[\frac{\omega (M+2M)}{M}\]

    D) \[\frac{\omega M}{M+2m}\]

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  • question_answer37) For which of the following process is the entropy charge zero?

    A) Isobaric

    B) Isothermal

    C) Adiabatic

    D) None of these

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  • question_answer38) Two pendulums have time periods T and \[\frac{\omega M}{M+2m}\] They starts SHM at the same time from the mean position. What will be the phase difference between them after the bigger pendulum completed one oscillation?

    A) \[{{a}_{c}}={{k}^{2}}{{r}^{2}}{{t}^{2}},\]

    B) \[2mk{{r}^{2}}t\]

    C) \[mk{{r}^{2}}{{t}^{2}}\]

    D) \[m{{k}^{2}}{{r}^{2}}t\]

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  • question_answer39) The value of P so that the vectors \[m{{k}^{2}}r{{t}^{2}}\], \[1\text{ }km/h\] and 3i+Pj+5k are coplanar should be

    A) \[\text{3 }km/h\]

    B) \[\text{4 }km/h\]

    C) \[\text{5 }km/h\]

    D) \[{{10}^{-6}}{{m}^{2}}\]

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  • question_answer40) Application of a forward bias to a p-n junction

    A) increases the number of donors on the n-side

    B) increases the electric field in the depletion zone

    C) increases the potential difference across the depletion zone

    D) hidden the depletion zone

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  • question_answer41) A particle moves in xy-plane according to rule \[{{10}^{29}}\] and \[250\times {{10}^{-3}}m/s\]. The particle follows

    A) an elliptical path

    B) a circular path

    C) a parabolic path

    D) a straight line path inclined equally to x and y-axis

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  • question_answer42) What is the angular velocity of the earth?

    A) \[25\times {{10}^{-3}}m/s\]

    B) \[2.50\times {{10}^{-3}}m/s\]

    C) \[1.25\times {{10}^{3}}m/s\]

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

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  • question_answer43) The temperature coefficient of resistance of a wire is \[\frac{hv}{3}\]. Its resistance is \[\frac{hv}{2}\]. At 300 K resistance will be \[\frac{2hv}{3}\], at

    A) \[30\mu A\]

    B) \[90\mu A\]

    C) \[4mA\]

    D) \[2mA\]

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  • question_answer44) To send 10% of the main current through a moving coil galvanometer of resistance \[3.6mA\], the shunt required is

    A) \[1.8mA\]

    B) \[62V,\,\,2\Omega \]

    C) \[63V,\,\,1\Omega \]

    D) \[61V,\,\,1\Omega \]

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  • question_answer45) In Millikans oil drop experiment, a charged drop of mass \[64V,\,\,2\Omega \] is stationary between the plates. The distance between the plates is 0.9 cm and potential difference between the plates is 2000 V. The number of electrons on the oil drop is

    A) \[15min\]

    B) \[20\text{ }min\]

    C) \[7.5min\]

    D) \[25min\]

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  • question_answer46) White light is used to illuminate the two slits in a Youngs double slit experiment. The separation between the slits is b and the screen is at a distance d (> b) from the slits, At a point on the screen directly in front of one of slits certain wavelength are missing. One of these missing wavelength for n = 0 is

    A) \[\frac{\omega M}{M+m}\]

    B) \[\frac{\omega (M-2M)}{M+2m}\]

    C) \[\frac{\omega (M+2M)}{M}\]

    D) \[\frac{\omega M}{M+2m}\]

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  • question_answer47) If for a gas, \[{{a}_{c}}={{k}^{2}}{{r}^{2}}{{t}^{2}},\], then this gas is made up molecules which are

    A) monoatomic

    B) diatomic

    C) polyatomic

    D) mixture of diatomic and polyatomic molecules

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  • question_answer48) A simple pendulum with length L and mass m of the bob is vibrating with an amplitude a. Then, the maximum tension in the string is

    A) \[2mk{{r}^{2}}t\]

    B) \[mk{{r}^{2}}{{t}^{2}}\]

    C) \[m{{k}^{2}}{{r}^{2}}t\]

    D) \[m{{k}^{2}}r{{t}^{2}}\]

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  • question_answer49) If elements with principal quantum numbers n > 4 were not allowed in nature, then the number of possible elements would be

    A) \[1\text{ }km/h\]

    B) \[\text{3 }km/h\]

    C) \[\text{4 }km/h\]

    D) \[\text{5 }km/h\]

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  • question_answer50) A radioactive elements has half-life period of 600 yr. After 3000 yr, what amount will be remaining?

    A) \[{{10}^{-6}}{{m}^{2}}\]

    B) \[{{10}^{29}}\]

    C) \[250\times {{10}^{-3}}m/s\]

    D) \[25\times {{10}^{-3}}m/s\]

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  • question_answer51) The Edison storage cell is represented as \[{{O}_{2}}\]\[{{U}_{rms}}{{O}_{2}}=2\times {{U}_{rms}}O\] \[{{U}_{rms}}{{O}_{2}}=\frac{1}{2}\times {{U}_{rms}}O\]\[{{U}_{rms}}{{O}_{2}}=\frac{1}{3}\times {{U}_{rms}}\] What is the maximum amount of electrical energy that can be obtained from one mole of \[{{U}_{rms}}{{O}_{2}}={{U}_{rms}}O\]?

    A) \[Cs-Cl\]

    B) \[CsCl\]

    C) \[Cl\]

    D) \[62.92%\]

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  • question_answer52) For the reaction, \[60.0%\]\[75.04%\] concentration of \[52.14%\] at the equivalence point in the titration of \[I_{3}^{-}\] of \[3,2\] with \[2,3\] when final volume is 100 mL, is

    A) \[2,1\]

    B) \[1,2\]

    C) \[x\,c{{m}^{-1}}\]

    D) \[H{{e}^{+}}\]

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  • question_answer53) In a 0.2 molal aqueous solution of a weak acid HX, the degree of ionisation is 0.3. Taking \[B{{e}^{3+}}\] for water as 1.85, the freezing point of the solution will be nearest to

    A) \[H{{e}^{+}}\]

    B) \[x\,c{{m}^{-1}}\]

    C) \[4x\,c{{m}^{-1}}\]

    D) \[\frac{x}{4}\,c{{m}^{-1}}\]

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  • question_answer54) For an isomerisation reaction \[2x\,c{{m}^{-1}}\], the temperature dependence of equilibrium constant is given by \[O=16,Cu=63,N=14\] The value of \[1\times {{10}^{-10}}g\] at 300 K is therefore,

    A) 4R

    B) 4R

    C) 400R

    D) 2000R

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  • question_answer55) In the Freundlich adsorption equation \[1\times {{10}^{-10}}g\]the value of n is

    A) always greater than one

    B) always smaller than one

    C) always equal to one

    D) greater than one at low temperature and smaller than one at high temperature

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  • question_answer56) Reaction,\[II<I<\text{ }III<IV\], is used for commercial preparation of bromine from its salts. Suppose we have 50 mL of a 0.06 M solution of \[II<\text{ }III<I<IV\]. What volume of a 0.05 M solution of \[III<IV<I<II\] is needed to react completely with the \[BaC{{l}_{2}}(s)\]?

    A) \[BaC{{l}_{2}}.2{{H}_{2}}O(s)\]

    B) \[-20.6\]

    C) \[8.8\text{ }kJ\]

    D) \[BaC{{l}_{2}}(s)+2{{H}_{2}}O\xrightarrow{{}}BaC{{l}_{2}}.2{{H}_{2}}O(s),\]

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  • question_answer57) How many Cs atoms can be converted to \[29.4kJ\] ion by 1 J energy if \[-29.4kJ\] for Cs is 376 kJ \[-11.8kJ\]?

    A) \[38.2kJ\]

    B) \[{{10}^{o}}C\]

    C) \[{{25}^{o}}C\]

    D) \[105.3\]

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  • question_answer58) Among the following the number of compounds that can react with \[{{25}^{o}}C\], to give\[{{V}_{final}}=5{{V}_{initial}}\] is \[{{V}_{initial}}>{{V}_{final}}\]

    A) 1

    B) 2

    C) 3

    D) 4

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  • question_answer59) The oxidation state of cobalt in is

    A) 2

    B) 3

    C) 4

    D) 6

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  • question_answer60) Consider the above written reaction. The product is





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  • question_answer61) The maximum possible number of hydrogen bonds a water molecule can form in ice is

    A) 1

    B) 2

    C) 3

    D) 4

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  • question_answer62) Terylene is a condensation polymer of ethylene glycol and

    A) benzoic acid

    B) phthalic acid

    C) salicylic acid

    D) terephthalic acid

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  • question_answer63) In Rosenmund reaction,\[{{\text{V}}_{\text{final}}}\text{=4}{{\text{V}}_{\text{intial}}}\]\[{{V}_{final}}=6{{V}_{\operatorname{int}ial}}\] here,

    A) promotes catalytic activity of Pd

    B) removes the \[Ca{{F}_{2}}({{K}_{sp}}=1.7\times {{10}^{-10}})\] formed in the reaction

    C) deactivates palladium

    D) activates palladium

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  • question_answer64) Product of this reaction is





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  • question_answer65) D-glucose contains

    A) 50% each of \[\text{ }\!\!\alpha\!\!\text{ -}\]D-glucose and \[\text{ }\!\!\beta\!\!\text{ -}\]D-glucose

    B) 60% of \[\text{ }\!\!\alpha\!\!\text{ -}\]D-glucose and 36% of \[\text{ }\!\!\beta\!\!\text{ -}\]D-glucose

    C) 36% of \[\text{ }\!\!\alpha\!\!\text{ -}\]D-glucose and 64% of \[\text{ }\!\!\beta\!\!\text{ -}\]D-glucose

    D) 33% of each \[\text{ }\!\!\alpha\!\!\text{ -}\]D-glucose and \[\text{ }\!\!\beta\!\!\text{ -}\]D-glucose

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  • question_answer66) Which one of the following is the most reactive towards ring nitration?

    A) Benzene

    B) Mesitylene

    C) Toluene

    D) m-xylene

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  • question_answer67) The correct order of basic strength of the following are

    A) \[{{10}^{-4}}\,M\,C{{a}^{2+}}+{{10}^{-4}}M{{F}^{-}}\]

    B) \[{{10}^{-2}}\,M\,C{{a}^{2+}}+{{10}^{-3}}M{{F}^{-}}\]

    C) \[2{{H}^{+}}+2{{e}^{-}}+\frac{1}{2}{{O}_{2}}\xrightarrow{{}}{{H}_{2}}O(l);{{E}^{o}}=+1.23V\]

    D) \[F{{e}^{2+}}+2{{e}^{-}}\xrightarrow{{}}Fe(s);\,\,{{E}^{o}}=-0.44V\]

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  • question_answer68) Both HCHO and \[\Delta G\] give similar reactions with all the reagents except

    A) Schiffs reagent

    B) Fehling solution

    C) ammonia cal \[-322\text{ }kJ\text{ }mo{{l}^{-1}}\]

    D) ammonia

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  • question_answer69) At a temperature T, the \[-161\text{ }kJ\text{ }mo{{l}^{-1}}\] speed of \[-152\,kJ\,\,mo{{l}^{-1}}\] molecules is u. If the temperature is doubled, so that \[-76\,kJ\,mo{{r}^{-1}}\] dissociates into O atoms, then \[-161\text{ }kJ\text{ }mo{{l}^{-1}}\]of oxygen atoms is

    A) \[5mL\]

    B) \[A{{s}_{2}}{{S}_{3}}\]

    C) \[2Ag+2HCl+(O)\xrightarrow{{}}2AgCl+{{H}_{2}}O\]

    D) \[2Ag+2HCl+(O)\xrightarrow{{}}2AgCl+{{H}_{2}}O\]

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  • question_answer70) The percentage ionic character in \[N{{i}_{2}}{{O}_{2}}(s)+{{H}_{2}}O(l)+2{{e}^{-}}2NiO(s)+2O{{H}^{-}}\] bond present in \[{{E}^{o}}=+0.40V\] molecule will be, if the electronegative values of Cs and \[FeO(s)+{{H}_{2}}O(l)+2{{e}^{-}}Fe(s)+2O{{H}^{-}};\] are 0.8 and 3.0 respectively

    A) \[{{E}^{o}}=-8.87V\]

    B) \[N{{i}_{2}}{{O}_{3}}\]

    C) \[127\,kJ\]

    D) \[245.11kJ\]

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  • question_answer71) The number of lone pair and bond pair electrons present in central iodine atom of \[90.71kJ\] ion are respectively

    A) \[122.55kJ\]

    B) \[H{{g}^{2+}}+2C{{l}^{-}}HgC{{l}_{2}},\]

    C) \[k=1.65\times {{10}^{3}}\]

    D) \[H{{g}^{2+}}\]

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  • question_answer72) Wave number of a spectral line for a given transition is \[2.0m\text{ }mol\] for \[H{{g}^{2+}}\] then its value for \[C{{l}^{-}}\] (is electronic of \[825\times {{10}^{14}}M\] ) for the same transition is

    A) \[1.65\times {{10}^{13}}M\]

    B) \[2.87\times {{10}^{6}}M\]

    C) \[6.72\times {{10}^{6}}M\]

    D) \[{{K}_{f}}\]

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  • question_answer73) Rearrange the following (I to TV) in the order of increasing masses and choose the correct answer (atomic mass; \[-{{0.360}^{o}}C\])

    I. 1 molecule of oxygen
    II. 1 atom of nitrogen
    III. \[-{{0.260}^{o}}C\] molecular weight of oxygen
    IV. \[2.87\times {{10}^{6}}M\] atomic weight of copper

    A) \[672\times {{10}^{6}}M\]

    B) IV < III < II < I

    C) \[AB\]

    D) \[{{\log }_{e}}\,\,K=4.0-\frac{2000}{T}\]

    View Answer play_arrow
  • question_answer74) The enthalpy of dissolution of \[\Delta {{S}^{o}}\] and \[\frac{x}{m}=k{{p}^{1/n}},\] are \[2B{{r}^{-}}(aq)+C{{l}_{2}}(aq)\to 2C{{l}^{-}}(aq)+B{{r}_{2}}(aq)\] and \[NaBr\] per mole respectively. The enthalpy of hydration for, \[C{{l}_{2}}\]is

    A) \[B{{r}^{-}}\]

    B) \[50mL\]

    C) \[1200mL\]

    D) \[30mL\]

    View Answer play_arrow
  • question_answer75) At \[60mL\], the osmotic pressure of urea solution is 500 mm. The solution is diluted and the temperature is raised to \[C{{s}^{+}}\]. The osmotic pressure of dilute solution is \[I{{E}_{1}}\]mm at \[mo{{l}^{-1}}\]. The extent of dilution can be shown as

    A) \[1.60\times {{10}^{23}}\]

    B) \[1.60\times {{10}^{15}}\]

    C) \[1.60\times {{10}^{18}}\]

    D) \[16.0\times {{10}^{26}}\]

    View Answer play_arrow
  • question_answer76) The precipitate of \[PC{{l}_{5}}\] is obtained when equal volumes of the following are mixed

    A) \[POC{{l}_{3}}\]

    B) \[{{O}_{2}},C{{O}_{2}},S{{O}_{2}},{{H}_{2}}O,{{H}_{2}}S{{O}_{4}},{{P}_{4}}{{O}_{10}}\]

    C) Both (a) and (b)

    D) None of the above

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  • question_answer77) The rusting of iron takes place as follows \[RCOCl+{{H}_{2}}\xrightarrow{Pd/BaS{{O}_{4}}}RCHO+HCl\] \[BaS{{O}_{4}}\] Calculate \[HCl\] for the net process.

    A) \[l>II>lll>IV\]

    B) \[IV>ll>lll>l\]

    C) \[lll>IV>H>l\]

    D) \[lll>ll>IV>l\]

    View Answer play_arrow
  • question_answer78) In a coagulating experiment, \[C{{H}_{3}}CHO\] of \[AgN{{o}_{3}}\] is mixed with distilled water and 0.2 M solution of an electrolyte AB, so that the total volume is 20 mL. All solutions containing 5.4 mL of AB coagulate within 2 min. The flocculation value sof AB (in millimol) is

    A) 5

    B) 50

    C) 54

    D) None of the above

    View Answer play_arrow
  • question_answer79) The statement that is not correct for the periodic classification of elements, is

    A) the properties of the elements are the periodic function of their atomic number

    B) non-metallic elements are lesser in number than metallic elements

    C) the first ionisation energies of elements along a period do not vary in a regular manner with increase in atomic number

    D) for transition elements the d subshells are filled with electrons monotonically with increase in atomic numbers

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  • question_answer80) Which one of the following reactions is an example of calcination process?

    A) \[{{u}_{rms}}\]

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

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

    D) \[{{U}_{rms}}{{O}_{2}}=2\times {{U}_{rms}}O\]

    View Answer play_arrow
  • question_answer81) On dissolving moderate amount of sodium metal in liquid \[{{U}_{rms}}{{O}_{2}}=\frac{1}{2}\times {{U}_{rms}}O\] at low temperature, which one of the following does not occur?

    A) Blue coloured solution is obtained

    B) \[{{U}_{rms}}{{O}_{2}}=\frac{1}{3}\times {{U}_{rms}}\] ions are formed in the solution

    C) Liquid \[{{U}_{rms}}{{O}_{2}}={{U}_{rms}}O\] solution becomes good conductor of electricity

    D) Liquid \[Cs-Cl\] solution remains diamagnetic

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  • question_answer82) A mixture contains two moles of \[CsCl\] and 1 mole of \[Cl\]. What will be the volume of \[62.92%\] formed on heating this mixture and the data is converted to STP?

    A) \[60.0%\]

    B) \[75.04%\]

    C) \[52.14%\]

    D) \[I_{3}^{-}\]

    View Answer play_arrow
  • question_answer83) Aryl halides are less reactive than alkyl halides towards nucleophile due to

    A) resonance

    B) stability of carbonium ion

    C) high boiling point

    D) None of the above

    View Answer play_arrow
  • question_answer84) Which of the following statement is wrong?

    A) Polar Stratospheric Clouds (PSCs) are clouds formed over Antarctica

    B) Acid rain dissolves heavy metals such as \[3,2\] and \[2,3\] from soil, rocks and sediments

    C) \[2,1\] is major contributor to acid rain, \[1,2\] ranks second and HC! third in this respect

    D) Fishes grow as well in warm as in cold water

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  • question_answer85) The drug is used as

    A) antacid

    B) analgesics

    C) vasodilator

    D) antiseptic

    View Answer play_arrow
  • question_answer86) An organic compound of molecular formula \[x\,c{{m}^{-1}}\] does not react with sodium With excess of \[H{{e}^{+}}\] it gives only one type of alkyl halide. The compound is

    A) ethoxy ethane

    B) 1-butanol

    C) 1-methoxy propane

    D) 2-methoxy propane

    View Answer play_arrow
  • question_answer87) \[B{{e}^{3+}}\]In this reaction, the end product C is

    A) salicylaldehyde

    B) salicylic acid

    C) phenyl acetate

    D) aspirin

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  • question_answer88) The pH of the blood does not appreciably change by a small addition of an acid or a base because

    A) serum protein which acts as buffer

    B) containsiron as a part of the molecule

    C) can be easily coagulated

    D) it is body fluid

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  • question_answer89) Hair dye contains

    A) copper nitrate

    B) gold chloride

    C) silver nitrate

    D) lead nitrate

    View Answer play_arrow
  • question_answer90) A gaseous hydrocarbon has 85% carbon and vapour density of 28. The possible formula of the hydrocarbon will be

    A) \[H{{e}^{+}}\]

    B) \[x\,c{{m}^{-1}}\]

    C) \[4x\,c{{m}^{-1}}\]

    D) \[\frac{x}{4}\,c{{m}^{-1}}\]

    View Answer play_arrow
  • question_answer91) The structure of \[2x\,c{{m}^{-1}}\]is

    A) linear

    B) planar

    C) pyramidal

    D) T-shaped

    View Answer play_arrow
  • question_answer92) Which of the following assumptions is not correct about Langmuir adsorption isotherm?

    A) The solid surface is homogeneous and has a fixed number of adsorption sites

    B) Every adsorption site is equivalent

    C) The adsorbed layer is not uniform al( over the adsorbent

    D) The adsorbed gas behaves ideally in the vapour phase

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  • question_answer93) The half-life for the reaction,\[O=16,Cu=63,N=14\] is 24h at \[1\times {{10}^{-10}}g\].Starting with 10 g of \[1\times {{10}^{-10}}g\], how many grams of \[II<I<\text{ }III<IV\] will remain after a period of 96 h?

    A) \[II<\text{ }III<I<IV\]

    B) \[III<IV<I<II\]

    C) \[BaC{{l}_{2}}(s)\]

    D) \[BaC{{l}_{2}}.2{{H}_{2}}O(s)\]

    View Answer play_arrow
  • question_answer94) Ceric ammonium sulphate and potassium permanganate are used as oxidising agents in acidic medium for oxidation of ferrous ammonium sulphate to ferric-sulphate. The ratio of number of moles of eerie ammonium sulphate required per mole of ferrous ammonium sulphate to the number of potassium permanganate required per mole of ferrous ammonium sulphate, is

    A) \[-20.6\]

    B) \[8.8\text{ }kJ\]

    C) \[BaC{{l}_{2}}(s)+2{{H}_{2}}O\xrightarrow{{}}BaC{{l}_{2}}.2{{H}_{2}}O(s),\]

    D) \[29.4kJ\]

    View Answer play_arrow
  • question_answer95) If \[-29.4kJ\] and \[-11.8kJ\] are respective equilibrium constants for the two reactions \[38.2kJ\]\[{{10}^{o}}C\]The equilibrium constant for the reaction,\[{{25}^{o}}C\]will be

    A) \[105.3\]

    B) \[{{25}^{o}}C\]

    C) \[{{V}_{final}}=5{{V}_{initial}}\]

    D) \[{{V}_{initial}}>{{V}_{final}}\]

    View Answer play_arrow
  • question_answer96) A compound X undergoes tetramerisation in a given organic solvent. The vant Hoff factor is

    A) \[{{\text{V}}_{\text{final}}}\text{=4}{{\text{V}}_{\text{intial}}}\]

    B) \[{{V}_{final}}=6{{V}_{\operatorname{int}ial}}\]

    C) \[Ca{{F}_{2}}({{K}_{sp}}=1.7\times {{10}^{-10}})\]

    D) \[{{10}^{-4}}\,M\,C{{a}^{2+}}+{{10}^{-4}}M{{F}^{-}}\]

    View Answer play_arrow
  • question_answer97) An ideal gas expands in volume from \[{{10}^{-2}}\,M\,C{{a}^{2+}}+{{10}^{-3}}M{{F}^{-}}\] to \[2{{H}^{+}}+2{{e}^{-}}+\frac{1}{2}{{O}_{2}}\xrightarrow{{}}{{H}_{2}}O(l);{{E}^{o}}=+1.23V\]at 300 K against a constant pressure of \[F{{e}^{2+}}+2{{e}^{-}}\xrightarrow{{}}Fe(s);\,\,{{E}^{o}}=-0.44V\]. The work done is

    A) \[\Delta G\]

    B) \[-322\text{ }kJ\text{ }mo{{l}^{-1}}\]

    C) \[-161\text{ }kJ\text{ }mo{{l}^{-1}}\]

    D) \[-152\,kJ\,\,mo{{l}^{-1}}\]

    View Answer play_arrow
  • question_answer98) For \[-76\,kJ\,mo{{r}^{-1}}\] at equilibrium \[5mL\] and p is the total pressure, the ratio \[A{{s}_{2}}{{S}_{3}}\] will be

    A) \[2Ag+2HCl+(O)\xrightarrow{{}}2AgCl+{{H}_{2}}O\]

    B) \[N{{i}_{2}}{{O}_{2}}(s)+{{H}_{2}}O(l)+2{{e}^{-}}2NiO(s)+2O{{H}^{-}}\]

    C) \[{{E}^{o}}=+0.40V\]

    D) \[FeO(s)+{{H}_{2}}O(l)+2{{e}^{-}}Fe(s)+2O{{H}^{-}};\]

    View Answer play_arrow
  • question_answer99) Which particle among the following will have the smallest de-Broglie wavelength, assuming that they have the same velocity?

    A) A positron

    B) A photon

    C) An a-particle

    D) A neutron

    View Answer play_arrow
  • question_answer100) The compressibility of a gas is less than unity at STP. Therefore,

    A) \[{{E}^{o}}=-8.87V\]

    B) \[N{{i}_{2}}{{O}_{3}}\]

    C) \[127\,kJ\]

    D) \[245.11kJ\]

    View Answer play_arrow
  • question_answer101) The region, which is genetically active in chromosome is

    A) euchromatin

    B) heterochromatin

    C) whole chromosome

    D) heptan

    View Answer play_arrow
  • question_answer102) Hurlers disease is caused by

    A) presence of amino acid tyrosine

    B) presence of lysosome

    C) absence of lysomes

    D) absence of amino acid tyrosine

    View Answer play_arrow
  • question_answer103) How many hydrogen, bonds are present between guanine and cytosine?

    A) 4

    B) 3

    C) 2

    D) 1

    View Answer play_arrow
  • question_answer104) Genetically engineered human insulin is prepared by using

    A) E. coli

    B) Rhizopus

    C) Pseudomonas

    D) Saccharomyces

    View Answer play_arrow
  • question_answer105) The caesin is a

    A) amino acid

    B) protein found in muscles

    C) protein found in milk of cow

    D) fish protein

    View Answer play_arrow
  • question_answer106) Territoriality occurs as a result of

    A) co-operation

    B) competition

    C) parasitism

    D) predation

    View Answer play_arrow
  • question_answer107) The origin of sympathetic nerve from

    A) thoraco - lumber region

    B) sacral region

    C) cervical region

    D) 9th and 11th cranial nerve

    View Answer play_arrow
  • question_answer108) Gauchers disease is genetic disorder, which is associated with the abnormal metabolism of

    A) glucose

    B) fat

    C) protein

    D) All of the above

    View Answer play_arrow
  • question_answer109) Fruit-fly has four linkage groups. How many chromosome will be in the somatic cell of organism?

    A) 4

    B) 2

    C) 8

    D) 12

    View Answer play_arrow
  • question_answer110) Book lungs are respiratory organs of

    A) Nereis and arthropods

    B) spider

    C) scorpion

    D) Both (a) and (b)

    View Answer play_arrow
  • question_answer111) Which one era is considered as the golden period of gaint reptiles like Dinosaurs?

    A) Mesozoic

    B) Archaeozoic

    C) Coenozoic

    D) Paleozoic

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  • question_answer112) Phagocytosis was observed by

    A) Haeckel

    B) Matchnikoff

    C) Strassburger

    D) Huxley

    View Answer play_arrow
  • question_answer113) Choriotis nigriceps has been listed under endangered species, due to

    A) suceptible to disease

    B) extensive hunting

    C) climate change and spreading desert

    D) All of the above

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  • question_answer114) Birds have feathers and power of flight as they lack

    A) bone marrow, an ovary and hindlimb

    B) bone marrow, pectoral girdle and forelimb

    C) forelimb, an ovary and bone marrow

    D) forelimb, pectoral girdle and pelvic girdle

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  • question_answer115) Regeneration of lost tail of lizard is an example of

    A) morpholaxis

    B) restructury

    C) autolysis

    D) autotomy

    View Answer play_arrow
  • question_answer116) Sporogony of Plasmodium occurs in

    A) stomach wall of mosquito

    B) salivary gland of mosquito

    C) liver of human beings

    D) RBCs of human beings

    View Answer play_arrow
  • question_answer117) The branch of science which deals with the process of improvement of human race through law of heredity is called

    A) Genetics

    B) Eugenics

    C) Euphenics

    D) Euthenics

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  • question_answer118) Structural property and enzymatic activity is shown by

    A) trypsin

    B) actin

    C) myosin

    D) troponin

    View Answer play_arrow
  • question_answer119) Which is largest muscle in human body?

    A) Masseter

    B) Sartorius

    C) Stapedius

    D) Gluteus

    View Answer play_arrow
  • question_answer120) The exact cause of death of cobra bite person is

    A) inactivation of nerves

    B) inactivation and contraction of nerve and muscle

    C) contraction of muscle and destruction of erythrocytes

    D) destruction of RBCs

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  • question_answer121) Sporozoite infectious stage of Plasmodium parasite contains

    A) two nucleus and a vacuole

    B) one nucleus and several vacuole

    C) vacuole and other cell organelles

    D) a nucleus

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  • question_answer122) Organs not similar in structure and origin but perform the same function

    A) homologous organ

    B) analogous organ

    C) adaptive structure

    D) variable structure

    View Answer play_arrow
  • question_answer123) Chloragogen cells of earthworm are analogous to vertebrates organ

    A) lungs

    B) liver

    C) gut

    D) kidney

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  • question_answer124) What used to describe as Nissls granules in a nerve cell, are now identified as?

    A) Cell metabolites

    B) Fat granules

    C) Ribosomes

    D) Mitochondria

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  • question_answer125) Photochemical smog always contain

    A) \[{{O}_{3}}\]s

    B) oxides of sulphur

    C) \[C{{H}_{4}}\] and \[CO\]

    D) phosphate

    View Answer play_arrow
  • question_answer126) Belivers in spontaneous generation theory assumed that

    A) organisms arose only from other similar organisms

    B) organism could arise only from air

    C) organism arose from non-living material

    D) organism always arise from air

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  • question_answer127) Maximum number of plasmids discovered so far

    A) 50 kilo base

    B) 500 kilo base

    C) 5000 kilo base

    D) 5 kilo base

    View Answer play_arrow
  • question_answer128) Transfer of genes form one gene pool to another is known as

    A) genetic drift

    B) gene flow

    C) mutation

    D) speciation

    View Answer play_arrow
  • question_answer129) Which statement is correct for muscle contraction?

    A) Length of A-band decrease

    B) Length of 1-band remain constant

    C) Length of two Z-line increases

    D) Length of H-zone decreases

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  • question_answer130) Keratinisation of skin is prevented by

    A) retinol

    B) thiamine

    C) ascorbic acid

    D) calciferol

    View Answer play_arrow
  • question_answer131) Core zone, buffer zone and manipulation zone are found in

    A) Zoological Garden

    B) National Park

    C) Tiger Reserve and Sanctuary

    D) Biosphere Reserve

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  • question_answer132) Largest tiger population is found in

    A) Sunder ban National Park

    B) Corbett national Park

    C) Ranthambor National Park

    D) Kanha National Park

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  • question_answer133) A child has blood group 0 and his father is of B blood group. What will be the genotype of father?

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

    B) \[{{l}^{B}}{{l}^{O}}\]

    C) \[{{l}^{O}}{{l}^{A}}\]

    D) \[{{l}^{O}}{{l}^{O}}\]

    View Answer play_arrow
  • question_answer134) Spermatogenesis is under the regulatory influence of

    A) STH

    B) LH

    C) FSH

    D) ADH

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  • question_answer135) Which hormone is secreted in a woman if pregnancy has occurred?

    A) Estrogen

    B) Progesterone

    C) Luteinizing hormone

    D) Chorionic gonadotropin

    View Answer play_arrow
  • question_answer136) Correctly matched set of phylum, class and example is

    A) Protozoa - Mastigophora -Entamoeba

    B) Mollusca - Bivalvia -Pinctada

    C) Arthropoda - Diplopoda - Sclopendra

    D) Chordata - Cyclostomata - Phrynosoma

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  • question_answer137) Which is regarded as urinary bladder of embryo?

    A) Allantois

    B) Chorion

    C) Yolk sac

    D) Amnion

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  • question_answer138) Which of these is used to control human population?

    A) Tubectomy and vasectomy

    B) SUCD and MTP

    C) Estrogen and progesteron

    D) All of the above

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  • question_answer139) Which is thickened to form organ of corti?

    A) Reissners membrane

    B) Basilar membrane

    C) Tectorial membrane

    D) All of the above

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  • question_answer140) Which stage of silk worm secret silk?

    A) Adult

    B) Larva

    C) Coccon

    D) Pupa

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  • question_answer141) A cell organelle lacks its own DNA, however it is able to replicate. It is

    A) centriole

    B) ribosome

    C) nucleolus

    D) peroxysomes

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  • question_answer142) A animal cell lacks nucleus. Which one will also be absent in it?

    A) Ribosome

    B) Chromosome

    C) Lysosome

    D) Centriole

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  • question_answer143) Ageing is characterised by

    A) decline in metabolic activity

    B) increased in metabolic activity

    C) increased anabosism

    D) increased catabosism

    View Answer play_arrow
  • question_answer144) Honey contain

    A) glucose, fructose and lactose

    B) glucose, galactose and insulin

    C) dextrose, laevulose and maltose

    D) dextrose, lactose and ribose

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  • question_answer145) Auxetic growth is increase in

    A) cell volume only

    B) cell number only

    C) fatly tissue

    D) intercellular material

    View Answer play_arrow
  • question_answer146) Intelligence, memory, will power, emotions and cause (reason) are governed/regulated by

    A) medulla oblongata

    B) cerebral hemispheres

    C) midbrain

    D) cerebellum

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  • question_answer147) The drug which do not develop physiological dependence are?

    A) Sedatives

    B) Hallucinogens

    C) Stimulants

    D) Opiates

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  • question_answer148) Nucleosomes given beaded appearance to chromosomes. They help in packaging of DNA in chromosomes. A nucleosomes has

    A) about two turn of DNA

    B) 8 histone molecule (two molecule each of \[{{H}_{3}},{{H}_{4}},{{H}_{2}}A\].and \[{{H}_{2}}B\])

    C) 166 nitrogen base pairs

    D) All of the above

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  • question_answer149) Chromosome are best observed at metaphase. For studying the shape best stage is

    A) metaphase

    B) anaphase

    C) late prophase

    D) telophase

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  • question_answer150) Meroblastic cleavage refer to which type of division of egg?

    A) Complete

    B) Spiral

    C) Incomplete

    D) Horizontal

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  • question_answer151) Which one set of genera are correctly matched?

    A) Chlorophyceae - Volvax, Laminaria, Fucus

    B) Phaeophyceae - Laminaria, Chlamydomonas

    C) Rhodophyceae - Geladuim, GracHlaria

    D) Phaeophyceae -Laminarea, Sargassum, Ulothrix

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  • question_answer152) Vivipary is a peculiar characteristic of

    A) mesophytes

    B) xerophytes

    C) mangrooves

    D) emergan hydrophytes

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  • question_answer153) The characteristic inflorescence features of family-Moraceae and poaceae are

    A) racemose and hypanthodium

    B) spike and spike of spikelet

    C) hypanthodium and spadix

    D) hypanthodium and spike of spikelet

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  • question_answer154) The condition in which gynoecium occupy lower position or while other flower parts are situated on or above thalamus, the flower is termed as

    A) epigynous

    B) perigynous

    C) hypogynous

    D) superior

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  • question_answer155) Which of the following organism is commonly called as pond silk?

    A) Spirogyra

    B) Ufothnx

    C) Ectocarpus

    D) Sargassum

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  • question_answer156) Aleurone layer the perpheral part of grains endosperm is rich in

    A) fat

    B) protein

    C) carbohydrates

    D) auxins

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  • question_answer157) Which of the following is not on intermediate in Krebs cycle?

    A) Citric acid

    B) Maleic acid

    C) Acetic acid

    D) Succinyle coenzyme-A

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  • question_answer158) The carrier protein are involved in

    A) active transport of ions

    B) water transport

    C) transport of enzymes

    D) actives and passive transport of ions

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  • question_answer159) Who proposed the Cohesion theory for ascent of sap hypothesis?

    A) Jolly and Dixon

    B) Dixon and Western

    C) Jolly and Godlenski

    D) Dixon and Strasburger

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  • question_answer160) Turpentile oil, a ingredient in paint and varnishes is obtained from

    A) Melia azadirachta

    B) Pinus longifolia

    C) Eucalyputs

    D) Cedrus

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  • question_answer161) The anthers in family-Solanaceae

    A) introse, monothecus

    B) extrose, dithecus

    C) introse, dithecus

    D) extrose, monothecus

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  • question_answer162) The origin centre of potato is

    A) Mexico

    B) Panama

    C) Brazil

    D) Peru

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  • question_answer163) Arrangement of three successive bases in genetic code signifies

    A) amino acids

    B) plasmids

    C) nucleic acids

    D) protein, peptide, peptone

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  • question_answer164) Respiratory roots in halophytes are positively

    A) phototropic

    B) aerotropic

    C) rheotropic

    D) Geotropic

    View Answer play_arrow
  • question_answer165) In their experiment, Hershey and Chase demonstrated that DNA is genetic material in

    A) TMV

    B) E coll

    C) \[{{T}_{2}}\]-bacteriophage

    D) Diplococcus pneumomae

    View Answer play_arrow
  • question_answer166) The trapping centre of light energy in photo system-I is

    A) \[{{P}_{700}}\]

    B) \[{{P}_{680}}\]

    C) \[{{P}_{630}}\]

    D) \[{{P}_{660}}\]

    View Answer play_arrow
  • question_answer167) The UV radiation from sun causes reaction that produce

    A) PAN

    B) ozone and PAN

    C) oxides of nitrogen

    D) acid rain

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  • question_answer168) Deficiency of which one element cause khaira disease in paddy?

    A) \[Mn\]

    B) \[Ca\]

    C) \[Zn\]

    D) \[Cl\]

    View Answer play_arrow
  • question_answer169) Which one plant growth regulator is responsible for bolting?

    A) Auxin

    B) Gibberellin

    C) Ethylene

    D) Cytokinin

    View Answer play_arrow
  • question_answer170) When a plant show different type of leaves, the condition is termed as/known as

    A) heterophilly

    B) homophilly

    C) anisophilly

    D) isophilly

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  • question_answer171) Which of the following are fermentation product of yeast?

    A) \[C{{O}_{2}}\] and methanol

    B) \[C{{O}_{2}}\] and ethanol

    C) \[C{{O}_{2}}\] and water

    D) Ethanol and water and \[C{{O}_{2}}\]

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  • question_answer172) Why grafting is not possible in monocots?

    A) Due to lack of cambium and parallel venation

    B) Due to herbaceous nature

    C) Due to lack of cambium, which is responsible for secondary growth

    D) Due to possession of scattered vascular bundles

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  • question_answer173) Respiratory quotient for fatty acid is

    A) zero

    B) one

    C) more than one

    D) less than one

    View Answer play_arrow
  • question_answer174) The synthetic auxin hormone, used as weedicides for broad leaves weeds like chenopodium is

    A) 2, 4 - dichlorophenoxy acetic acid and 2, 4. 5-7

    B) gibberellic acid

    C) 2, 4, 5 - trichlorophenoxy acetic acid

    D) indole - 3 -acetic acid

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  • question_answer175) The process of multiplication of DNA from DNA is known as

    A) transcription

    B) replication

    C) translation

    D) transversion

    View Answer play_arrow
  • question_answer176) How many turns of Calvin cycle are required to : produce one molecule of glucose?

    A) One

    B) Three

    C) Six

    D) Twelve

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  • question_answer177) The principal cereal crop of Asian countries is

    A) wheat

    B) sorghum

    C) barley

    D) paddy

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  • question_answer178) Under which one phase/stage of all cycle, cell undergoes differentiation?

    A) \[{{G}_{0}}\]-phase

    B) \[{{G}_{1}}\]-phase

    C) S-phase

    D) M-phase

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  • question_answer179) The principle protein found in locomotory organ of cell

    A) flagellin

    B) tubulin

    C) fibrin

    D) globulin

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  • question_answer180) Which state occupy first position in coffee production?

    A) Kerala

    B) Kernataka

    C) Tamil Nadu

    D) Maharashtra

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  • question_answer181) Protonema is found is the life cycle of

    A) Spirogyra

    B) Rhizopus

    C) Funaria

    D) Cynodon

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  • question_answer182) An open collateral bundle is one in which

    A) xylem and phloem is separated by cambium

    B) two conductive tissue lie side by side

    C) cambium occur on outside of bundle

    D) cambium is absent in bundle

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  • question_answer183) Dikaryon formation is characteristic feature of

    A) Zygomycetes and Phycomycetes

    B) Phycomycetes and Ascomycetes

    C) Basidiomycetes and Phycomycetes

    D) Basidiomycetes and Ascomycetes

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  • question_answer184) A prothallus of fern contain

    A) antheridia and archegonia on lower surface

    B) antheridia and archegonia on upper surface

    C) antheridia on upper surface and archegonia on lower surface

    D) antheridia on lower surface and archegonia on upper surface

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  • question_answer185) Grassland with scattered trees is a type of

    A) deciduous forest

    B) savanna (tropical)

    C) prairies

    D) steppes

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  • question_answer186) Highest number of antibiotics are produced by

    A) Bacillus

    B) PenicHlium

    C) Streptomyces

    D) Cephalospohum

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  • question_answer187) In mitochondria, enzyme cytochrome oxidase is present in

    A) matrix

    B) outer membrane

    C) perimitochondrial matrix

    D) inner membrane

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  • question_answer188) Which of the following genetically engineered bacterium is utilised for cleaning of marine oil slicks?

    A) Pseudomonas putida

    B) Rhizoctonia soiani

    C) Pseudomonas synngae

    D) Nitrosomonas

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  • question_answer189) Nucleotides consist of

    A) purine, sugar and phosphate

    B) nucleoside and phosphate

    C) pyrimidine sugar and phosphate

    D) nucleoside and nitrogen base

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  • question_answer190) Which of following floral parts form pericarp after fertilisation?

    A) Outer integument

    B) inner integument

    C) Ovary wall

    D) Nucellus

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  • question_answer191) In case of incomplete dominance, what will be the phenotypic ratio of Pa-generation?

    A) \[3:1\]

    B) \[1:1:1:1\]

    C) \[2:2\]

    D) \[1:2:1\]

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  • question_answer192) Who coined the term cistron?

    A) Benzer

    B) Khorana

    C) Sutton

    D) Muller

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  • question_answer193) Tonoplast is a membrane which surrounds

    A) mitochondria

    B) vacuole

    C) cytoplasm

    D) ribosome

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  • question_answer194) Sulphur containing amino acids are

    A) tryptophan, glutamic acid and aspartic acid

    B) citrultine, methionine and glumeric acid

    C) cysteine, cystine and methionine

    D) cystine, lysine and valine

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  • question_answer195) Which is correct sequence of code transfer involved in formation of polypeptide?

    A) DNA \[\to \] mRNA \[\to \] t RNA \[\to \] Amino acid

    B) mRNA \[\to \] t RNA \[\to \] DNA \[\to \] Amino acid

    C) t RNA \[\to \]DNA \[\to \] mRNA \[\to \] Amino acid

    D) DNA \[\to \] t -RNA \[\to \] t -RNA \[\to \]mRNA

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  • question_answer196) The conservation of endemic varieties of crop is must because

    A) these are high yielding and nutritious

    B) we should conserve all living being of the past for our knowledge

    C) it is mandatory

    D) these are source of gene for genetic diversity

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  • question_answer197) Which one of the following belong to the same category?

    A) Coconut, almond and mango

    B) Beetle nut, chesnut and coconut

    C) Tomato, orange and coconut

    D) Chesnut, coconut and cashew nut

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  • question_answer198) Which cycle is directly driven by solar radiation?

    A) Carbon

    B) Water

    C) Nitrogen

    D) Phosphorus

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  • question_answer199) Which part of embryo comes out first during seed germination

    A) Epicotyl

    B) Hypocotyl

    C) Radicle

    D) Plumule

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  • question_answer200) The cell cultured in vitro give rise to complete plants. This ability of plant cell is known as

    A) regeneration

    B) growth

    C) development

    D) totipotency

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