Solved papers for BVP Medical BVP Medical Solved Paper-2004

done BVP Medical Solved Paper-2004

  • question_answer1) The electrical permittivity and magnetic permeability of free space are respectively \[{{\varepsilon }_{0}}\]and \[{{\mu }_{0}}\]The corresponding value for a medium is :

    A) \[{{\tan }^{-1}}(5)\]

    B) \[{{\tan }^{-1}}\left( \frac{1}{5} \right)\]

    C) \[{{\sin }^{-1}}\left( \frac{1}{5} \right)\]

    D) \[2.2\times {{10}^{3}}N\]

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  • question_answer2) The frequency of a light ray is \[3.2\times {{10}^{3}}N\]Hz. Its frequency when it propagates in a medium of refractive index 1.5, will be :

    A) \[4.2\times {{10}^{3}}N\]

    B) \[5.2\times {{10}^{3}}N\]

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

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

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  • question_answer3) In a Youngs experiment, if the distance between the slits is halved and the distance of screen from the slit is doubled, the fringe width will be :

    A) four times

    B) doubled

    C) halved

    D) same

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  • question_answer4) The magnetic moment of a magnet of length 10 cm and pole strong the 4.0 Am will be :

    A) \[{{10}^{-3}}\]

    B) \[{{10}^{-4}}\]

    C) \[J\]

    D) \[\frac{I}{\omega }\]

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  • question_answer5) Two point charges \[I{{\omega }^{2}}\]repel each other by a force of \[I\omega \]. If each of them is given an additional charge \[4\sqrt{3}\], the force between them will be :

    A) \[\frac{T}{\sqrt{3}}\]N(attractive)

    B) \[\frac{T}{3}\] (attractive)

    C) \[\frac{\sqrt{3}}{2}T\] (repulsive)

    D) \[\sqrt{3}T\](attractive)

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  • question_answer6) A man of weight 80 kg is standing in an elevator which is moving with an acceleration of 6 \[1.6\times {{10}^{-19}}\]in up ward direction. The apparent weight of the man will be (g = 10 \[1.12\times {{10}^{-19}}\] ) :

    A) 1480 N

    B) 1280 N

    C) 1380 N

    D) none of these

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  • question_answer7) The power of pump, which can pump 200 kg of water to a height of 50 m in 10sec, will be :

    A) \[1.76\times {{10}^{-19}}\]

    B) \[{{T}_{1}}k\]

    C) \[{{T}_{2}}k\]

    D) \[\mu \]

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  • question_answer8) What is the value of linear velocity, if angular velocity is \[3\overset{\hat{\ }}{\mathop{i}}\,-4\overset{\hat{\ }}{\mathop{j}}\,+\overset{\hat{\ }}{\mathop{k}}\,\] and distance from the centre is \[5\overset{\hat{\ }}{\mathop{i}}\,-6\overset{\hat{\ }}{\mathop{j}}\,+6\overset{\hat{\ }}{\mathop{k}}\,\]

    A) \[6\overset{\hat{\ }}{\mathop{i}}\,+6\overset{\hat{\ }}{\mathop{j}}\,-3\overset{\hat{\ }}{\mathop{k}}\,\]                         

    B) \[18\overset{\hat{\ }}{\mathop{i}}\,+13\overset{\hat{\ }}{\mathop{j}}\,-2\overset{\hat{\ }}{\mathop{k}}\,\]

    C) \[4\overset{\hat{\ }}{\mathop{i}}\,-13\overset{\hat{\ }}{\mathop{j}}\,+6\overset{\hat{\ }}{\mathop{k}}\,\]

    D) \[6\overset{\hat{\ }}{\mathop{i}}\,-2\overset{\hat{\ }}{\mathop{j}}\,+8\overset{\hat{\ }}{\mathop{k}}\,\]

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  • question_answer9) Magnetic permeability is maximum for :

    A) paramagnetic substances

    B) ferromagnetic substances

    C) diamagnetic substances

    D) all of these

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  • question_answer10) An electron moves in a circular path of radius 15 cm in a magnetic field or\[2316.4\overset{0}{\mathop{A}}\,,0.1\times {{10}^{7}}{{m}^{-1}}\] tesla. The speed of electron will be :

    A) \[10\times {{10}^{5}}kWh\]

    B) \[4\times {{10}^{-5}}kg\]

    C) \[3\times {{10}^{-5}}kg\]

    D) none of these

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  • question_answer11) The effective length of a magnet is 31.4 cm and its pole strength is 0.5 Am. The magnetic moment, if it is bent in the form of a semicircle will be :

    A) 0.1 \[5\times {{10}^{-5}}kg\]

    B) 0.01 \[8\times {{10}^{-5}}kg\]

    C) 0.2 \[{{n}^{2}}\]

    D) 1.2 \[\frac{1}{{{n}^{2}}}\]

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  • question_answer12) A magnet makes 30 oscillations per minute in the earths magnetic field. If the magnetic field is doubled. The period of oscillation of magnet is :

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

    B) 2 s

    C) \[\frac{1}{n}\]

    D) \[{{10}^{7}}N/{{m}^{2}}\]

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  • question_answer13) Four capacitors are connected in a circuit as shown in figure. The effective capacitance in fi F between P and Q will be :

    A) 5 \[2.5\times {{10}^{6}}N/{{m}^{2}}\]

    B) 10 \[{{s}^{2}}\]

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

    D) 7.5 \[{{s}^{2}}\]

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  • question_answer14) If you are provided three resistances 2\[8.2\times {{10}^{6}}\], 3\[h=6.6\times {{10}^{-34}}Js\] and 6\[c=3\times {{10}^{8}}m/s\]. How will you connect them so as to obtain the equivalent resistance of 4\[e=1.6\times {{10}^{-19}}C\]:




    D) None of these

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  • question_answer15) When the resistance of 9\[\overset{0}{\mathop{A}}\,\] is connected at the ends of a battery, its potential difference decreases from 40 volt to 30 volt. The internal resistance of the battery is:

    A) 6\[\overset{0}{\mathop{A}}\,\]

    B) 3\[\overset{0}{\mathop{A}}\,\]

    C) 9\[\overset{0}{\mathop{A}}\,\]

    D) 15\[\left[ {{M}^{0}}{{L}^{0}}T{{A}^{0}} \right]\]

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  • question_answer16) When a shunt of resistance 12\[\left[ M{{L}^{0}}T{{A}^{0}} \right]\] is connected with a galvanometer, its deflection reduces from 50 div to 10 div. The resistance of the coil of galvanometers :

    A) 48\[\left[ M{{L}^{0}}T{{A}^{2}} \right]\]

    B) 24\[\left[ M{{L}^{0}}T{{A}^{-2}} \right]\]

    C) 56\[y=5\sin 2\pi \left( \frac{t}{0.04}-\frac{x}{40} \right)\]

    D) 36\[c=\frac{1}{\sqrt{{{\mu }_{0}}{{\varepsilon }_{0}}}}\]

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  • question_answer17) When the current flowing in a circular coil is doubled and the number of turns of the coil in it is halved, the magnetic field at its centre will become :

    A) four times

    B) same

    C) half

    D) double

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  • question_answer18) A proton is moving with a velocity v is subjected to an electric field E and magnetic field B. The proton will remain moving without any deflection, if :

    A) E and B both are parallel to v

    B) E is parallel to v but perpendicular to B

    C) E is perpendicular to B

    D) E, v and B are mutually perpendicular to each other and \[\upsilon =\frac{1}{\sqrt{\mu \varepsilon }}\]

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  • question_answer19) In an electric heater 4 amp current passes for 1 minute at potential difference of 250 volt, the power of heater and energy consumed will be respectively :

    A) 1 kvs 60 kj

    B) 0.5 kw, 30 kj

    C) 10 kw, 600 kj

    D) none of these

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  • question_answer20) Magnetic flux in a circuit containing a coil of resistance 2\[\upsilon =\frac{1}{\sqrt{\mu \varepsilon }}\] changes from 2.0 wb to 10 wb in 0.2 sec. The charge passed through the coil in this time is :

    A) 0.8 C

    B) 1.0 C

    C) 5.0 C

    D) 4.0 C

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  • question_answer21) In the DC circuit, the current is expressed as\[\sqrt{\frac{{{\mu }_{0}}{{\varepsilon }_{0}}}{\mu \varepsilon }}\]. In this circuit the current rises from zero to peak value in time :

    A) \[\sqrt{\frac{{{\mu }_{0}}{{\varepsilon }_{0}}}{\mu \varepsilon }}\]

    B) \[\sqrt{\frac{\mu \varepsilon }{{{\mu }_{0}}{{\varepsilon }_{0}}}}\]

    C) \[\sqrt{\frac{{{\mu }_{0}}{{\varepsilon }_{0}}}{\mu \varepsilon }}\]

    D) \[6\times {{10}^{16}}\]

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  • question_answer22) In a LR circuit \[1.67\times {{10}^{14}}Hz\]and \[9.10\times {{10}^{14}}Hz\]. If the circuit has an alternating emf of 220 volt 50 cycles per sec. The impedance and current in the circuit will be :

    A) 50\[6\times {{10}^{14}}Hz\], 4.4A

    B) 40.4\[4\times {{10}^{14}}Hz\], 5A

    C) 3.07\[0.4A{{m}^{2}}\], 6.0A

    D) 11.4\[1.6A{{m}^{2}}\], 17.5A

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  • question_answer23) An electron initially at rest, is accelerated through a potential difference of 200 volt, so that it acquires a velocity\[20A{{m}^{2}}\] The value of e/m of electron will be :

    A) \[8.0A{{m}^{2}}\]

    B) \[3\times {{10}^{-6}}C\]

    C) \[6\times {{10}^{-3}}N\]

    D) none of these

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  • question_answer24) Work function of lithium and copper are respectively 2.3 eV and 4.0 eV. which one of the metal will be useful for the photoelectric cell working with visible light? \[-6\times {{10}^{6}}C,\]

    A) Lithium

    B) Copper

    C) Both

    D) None

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  • question_answer25) A proton and an \[\text{ }\!\!\alpha\!\!\text{ -}\]particle are accelerated through the same potential difference. The ratio of de-Broglie wavelength of proton to the de-Broglie wavelength of alpha particle will be :

    A) \[2.4\times {{10}^{-3}}\]

    B) 1 : 2

    C) 2 :1

    D) 1 : 1

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  • question_answer26) The heat of 110 J is added to a gaseous system whose internal energy is 40 J, then the amount of external work done will be :

    A) 140 J

    B) 70 J

    C) 40 J

    D) none of these

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  • question_answer27) Two rods having thermal conductivity in the ratio of 5 : 3 having equal lengths and equal cross-sectional area are joined by face to face. If the temperature of the free end of the first rod is \[100{}^\circ C\] and free end of second rod is \[20{}^\circ C\]. Then the temperature of the junction is :

    A) \[70{}^\circ C\]

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

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

    D) \[90{}^\circ C\]

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  • question_answer28) A bomber plane is moving horizontally with a speed of 500 m/s and a bomb released from it, strikes the ground in 10 sec. Angle at which the bomb strikes the ground is, (g = 10 \[2.4\times {{10}^{-9}}N\]) :

    A) \[1.5\times {{10}^{-3}}N\]

    B) \[1.5\times {{10}^{-3}}N\]

    C) \[m/{{s}^{2}}\]

    D) \[m/{{s}^{2}}\]

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  • question_answer29) The average force necessary to stop a bullet of 20 kg at speed of 250 m/s as it penetrates wood to a distance of 12 cm is :

    A) \[10\times {{10}^{3}}watt\]

    B) \[20\times {{10}^{3}}watt\]

    C) \[4\times {{10}^{3}}watt\]

    D) \[6\times {{10}^{3}}watt\]

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  • question_answer30) A black body is heated from \[27{}^\circ C\] to \[927{}^\circ C\]. The ratio of radiation emitted will be :

    A) 1 : 256

    B) 1 : 64

    C) 1 : 4

    D) 1 : 16

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  • question_answer31) Density of substance at \[0{}^\circ C\] is 10 g/cc and at \[100{}^\circ C\], its density is 9.7 g/cc. The coefficient of linear expansion of the substance is :

    A) \[3\hat{i}-4\hat{j}+\hat{k}\]

    B) \[5\hat{i}-6\hat{j}+6\hat{k}\]

    C) \[6\hat{i}-6\hat{j}+3\hat{k}\]

    D) \[18\hat{i}-13\hat{j}+2\hat{k}\]

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  • question_answer32) Angular momentum \[4\hat{i}-13\hat{j}+6\hat{k}\]of body with mass moment of inertia I and angular velocity ad/sec is equal to :

    A) \[6\hat{i}-2\hat{j}+8\hat{k}\]

    B) \[4\times {{10}^{-4}}\]

    C) \[1.07\times {{10}^{7}}m/s\]

    D) none of these

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  • question_answer33) The horizontal range of projectile is\[0.53\times {{10}^{7}}m/s\] times of its maximum height. The angle of projection will be :

    A) \[40{}^\circ C\]

    B) \[90{}^\circ C\]

    C) \[30{}^\circ C\]

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

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  • question_answer34) At what temperature, the speed of sound in air will become double of its value at \[27{}^\circ C\] :

    A) \[927{}^\circ C\]

    B) \[327{}^\circ C\]

    C) \[54{}^\circ C\]

    D) \[627{}^\circ C\]

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  • question_answer35) The efficiency of Carnots engine operating between reservoirs, maintained at temperatures \[27{}^\circ C\] and \[-123{}^\circ C\], is :

    A) 50%

    B) 24%

    C) 0.75%

    D) 0.4%

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  • question_answer36) The period of a simple pendulum measured inside a stationary lift is found to be T. If the lift starts accelerating upwards with acceleration of g/3, then the time period of the pendulum is :

    A) \[1.53\times {{10}^{7}}m/s\]

    B) \[A{{m}^{2}}\]

    C) \[A{{m}^{2}}\]

    D) \[A{{m}^{2}}\]

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  • question_answer37) In germanium crystal, the forbidden energy gap in joule is :

    A) zero

    B) \[A{{m}^{2}}\]

    C) \[\sqrt{2}s\]

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

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  • question_answer38) A semiconductor is cooled from \[\frac{1}{2}s\] to \[\mu F\], then its resistance :

    A) will not change

    B) will increase

    C) will decrease

    D) none of these

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  • question_answer39) The current gain of a transistor in common emitter mode is 49. The change in collector current and emitter current corresponding to the change in base current by 5.0 \[\mu F\]A, will be :

    A) \[\mu F\]

    B) \[\mu F\]

    C) \[\Omega \]

    D) none of these

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  • question_answer40) If the wavelength of 1st line of Balmer series is 6563\[\Omega \]. The wavelength of first line of Lyman series and Rydbergs constant respectively, will be :

    A) \[\Omega \]

    B) \[\Omega \]

    C) \[\Omega \]

    D) none of these

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  • question_answer41) The half-life of a radioactive substance is 40 years. How long will it take to reduce to one fourth of its original amount and what is the value of decay constant?

    A) 40 year, 0.9173/year

    B) 90 year, 9.017/year

    C) 80 year, 0.0173/year

    D) none of these

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  • question_answer42) The mass equivalent to \[\Omega \]energy will be :

    A) \[\Omega \]

    B) \[\Omega \]

    C) \[\Omega \]

    D) \[\Omega \]

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  • question_answer43) Which one of the relation is correct between time period and number of orbits while an electron is revolving in a orbit?

    A) \[\Omega \]

    B) \[\Omega \]

    C) \[\Omega \]

    D) \[\Omega \]

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  • question_answer44) A cylinder contains 10 kg of gas at pressure of \[v=\frac{E}{B}\] , the quantity of gas taken out of the cylinder if final pressure is\[\Omega \], is :

    A) 7.5 kg

    B) 15.2 kg

    C) 10.5 kg

    D) none of these

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  • question_answer45) A body of mass 1 kg tied to one end of string is revolved in a horizontal circle of radius 0.1 m with a speed of 3 revolution/sec, assuming the effect of gravity is negligible, then linear velocity, acceleration and tension in the string will be :

    A) 1.88 m/s, 35.5 m/\[I=100\sin 200\pi t\], 35.5 N

    B) 2.88 m/s, 45.5 m/\[\frac{1}{400}s\], 45.5N

    C) 3.88 m/s, 55.5 m/\[\frac{1}{300}s\], 55.5N

    D) none of these

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  • question_answer46) If a source is transmitting electromagnetic waves of frequency \[\frac{1}{100}s\]Hz, the wavelength of electromagnetic wave transmitted from the source is :

    A) 18.8 m

    B) 35.6 m

    C) 42.8 m

    D) 58 m

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  • question_answer47) An X-ray tube operates on 30 kV. The minimum wavelength emitted is,\[\frac{1}{200}s\],\[L=\frac{0.4}{\pi }\]\[R=30\Omega \] :

    A) 6.6 \[\Omega \]

    B) 1.2\[\Omega \]

    C) 0.133 \[\Omega \]

    D) 0.4 \[\Omega \]

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  • question_answer48) In a nuclear reactor :

    A) moderator is used to slow down the neutrons

    B) cadmium rods are used to slow down the neutrons

    C) coolant is used to slow down the neutrons

    D) moderator is used to control the neutrons

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  • question_answer49) If C and R denote capacitance and resistance, then dimensions of CR will be :

    A) \[8.4\times {{10}^{6}}m/s.\]

    B) \[2.76\times {{10}^{12}}C/kg\]

    C) \[1.76\times {{10}^{11}}C/kg\]

    D) \[0.76\times {{10}^{12}}C/kg\]

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  • question_answer50) If the equation of transverse wave\[(h=6.6\times {{10}^{-34}}J.s,c=3\times {{10}^{8}}m/s)\]where distance is in cm and time in sec, then the wavelength of wave will be :

    A) 20 cm

    B) 40 cm

    C) 60 cm

    D) none of these

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  • question_answer51) The colour of liquid \[{{O}_{2}}\] is:

    A) red

    B) dark blue

    C) pale yellow

    D) pale blue

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  • question_answer52) Ripening of fruits can be carried out in presence of:

    A) \[N{{a}_{2}}S{{O}_{4}}\]

    B) \[NaCl\]

    C) \[CaC{{l}_{2}}\]

    D) \[Ca{{C}_{2}}\]

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  • question_answer53) p-nitrophenol and o-nitrophenol are separated by:

    A) crystallization

    B) fractional crystallization

    C) distillation

    D) steam distillation

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  • question_answer54) Lead is maximum in:

    A) soda glass

    B) jena glass

    C) pyrex glass

    D) flint glass

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  • question_answer55) Which of the following is not an antibiotic?

    A) Penicillin

    B) Sulphaguanidine

    C) Chloramphenical

    D) None of these

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  • question_answer56) Which of the following salt undergoes hydrolysis?

    A) \[N{{a}_{2}}S{{O}_{4}}\]

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

    C) \[NaCl\]

    D) \[CaC{{l}_{2}}\]

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  • question_answer57) On hydrolysis, which produces only glucose?

    A) Galactose

    B) Maltose

    C) Sucrose

    D) None

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  • question_answer58) Shortest \[C-C\] bond length is present in:

    A) \[C{{H}_{3}}-C{{H}_{2}}-C{{H}_{3}}\]

    B) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{3}}\]

    C) \[C{{H}_{2}}=CH-CH=C{{H}_{2}}\]

    D) \[CH\equiv C-C\equiv CH\]

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  • question_answer59) \[C{{H}_{3}}-\underset{OH}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-C{{H}_{3}}\xrightarrow{PB{{r}_{3}}}\] \[\xrightarrow{{{H}_{2}}O}\]D Here ,D is:

    A) \[C{{H}_{3}}-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-O-C{{H}_{2}}-C{{H}_{3}}\]

    B) \[C{{H}_{3}}-O-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-C{{H}_{2}}C{{H}_{3}}\]

    C) \[C{{H}_{3}}-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-C{{H}_{2}}C{{H}_{2}}OH\]

    D) \[C{{H}_{3}}-C{{H}_{2}}-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-C{{H}_{2}}OH\]

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  • question_answer60) In the reaction,\[HAs{{O}_{4}}+S{{n}^{2+}}\xrightarrow{{}}As+S{{n}^{4+}}+{{H}_{2}}O\]oxidising agent is:

    A) \[S{{n}^{2+}}\]

    B) \[S{{n}^{4+}}\]

    C) \[As\]

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

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  • question_answer61) Noble gases are absorbed on :

    A) anhydrous \[CaC{{l}_{2}}\]

    B) charcoal

    C) cone. \[{{H}_{2}}S{{O}_{4}}\]

    D) coconut

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  • question_answer62) Ammonia and \[HCl\] gases are allowed to pass in the glass tube from the opposite ends. Formation of \[N{{H}_{4}}Cl\] white ring, will take place:

    A) nearer the \[N{{H}_{3}}\] end

    B) at the centre

    C) nearer \[HCl\] end

    D) anywhere

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  • question_answer63) 0.833 mole of a carbohydrate, with empirical formula \[C{{H}_{2}}O\], has 10g of hydrogen. Molecular formula of carbohydrate is:

    A) \[{{C}_{3}}{{H}_{5}}{{O}_{3}}\]

    B) \[{{C}_{6}}{{H}_{12}}{{O}_{6}}\]

    C) \[{{C}_{3}}{{H}_{10}}{{O}_{5}}\]

    D) \[{{C}_{3}}{{H}_{4}}{{O}_{3}}\]

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  • question_answer64) \[{{P}_{4}}+3NaOH+3{{H}_{2}}O\xrightarrow{{}}A+3Na{{H}_{2}}P{{O}_{2}}\]here, A is:

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

    B) \[P{{H}_{3}}\]

    C) \[{{H}_{3}}P{{O}_{4}}\]

    D) \[{{H}_{3}}P{{O}_{3}}\]

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  • question_answer65) Solubility of \[Pb{{I}_{2}}\]. is 0.005 M. Then, the solubility product of \[Pb{{I}_{2}}\] is:

    A) \[6.8\times {{10}^{-6}}\]

    B) \[6.8\times {{10}^{6}}\]

    C) \[2.2\times {{10}^{-9}}\]

    D) none of these

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  • question_answer66) The number of \[C{{l}^{-}}\] ions around one \[N{{a}^{+}}\] in \[NaCl\]I crystal lattice is:

    A) \[10\]

    B) \[12\]

    C) \[8\]

    D) \[8\]

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  • question_answer67) Which element is found in chlorophyll?

    A) Iron

    B) Cobalt

    C) Magnesium

    D) Chromium

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  • question_answer68) Which of the following is not correct for carboxylic acids?

    A) The lower acids are soluble in water

    B) Higher members are insoluble in water

    C) The solubility increases with branching

    D) They unite in water and take proton from solvent

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  • question_answer69) A chemical compound is heated and dried. To get accurate weight of this compound, one should:

    A) cool in dessicator

    B) weigh in warm conditions

    C) weigh after cooling

    D) blow air through it

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  • question_answer70) Isocyanide can be prepared from alkyi halide on treatment with:

    A) \[KNC\]

    B) \[KgNC\]

    C) \[KCN\]

    D) \[AgCN\]

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  • question_answer71) What is obtained, when acetic acid is heated with chlorine in presence of red phosphorus?

    A) Acetyl chloride

    B) a-chloro acetic acid

    C) Trichloro acetic acid

    D) Chloral

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  • question_answer72) Which of the following has maximum boiling point?

    A) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}Cl\]

    B) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}OH\]

    C) \[\underset{OH}{\mathop{\underset{|}{\mathop{C{{H}_{3}}CHC{{H}_{3}}}}\,}}\,\]

    D) \[\underset{OH}{\mathop{\underset{|}{\mathop{C{{H}_{2}}}}\,}}\,-C{{H}_{2}}-C{{H}_{2}}-\underset{OH}{\mathop{\underset{|}{\mathop{C{{H}_{2}}}}\,}}\,\]

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  • question_answer73) The number of oxygen atoms in 44g \[C{{O}_{2}}\] at S.T.P. is:

    A) \[6.023\times {{10}^{23}}\]

    B) \[6.023\times {{10}^{22}}\]

    C) \[12.046\times {{10}^{23}}\]

    D) none of these

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  • question_answer74) Weight of \[Ca{{(OH)}_{2}}\] needed to prepare 250 ml of solution with pH =13:

    A) \[0.225g\]

    B) \[0.0125\text{ }g\]

    C) \[0.25\text{ }g\]

    D) \[1\text{ }g\]

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  • question_answer75) \[2C+{{O}_{2}}\xrightarrow{{}}2CO;\,\Delta H=220kJ\]Which of the following statement is correct for this reaction?

    A) Heat of combustion of carbon is 110 kJ

    B) Reaction is exothermic

    C) Reaction needs no initiation

    D) All of these are correct

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  • question_answer76) Maximum bond angle is present in :

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

    B) \[BB{{r}_{3}}\]

    C) \[B{{F}_{3}}\]

    D) same for all

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  • question_answer77) \[{{H}_{2}}S\] is more acidic than \[{{H}_{2}}O\], due to:

    A) O is more electronegative than S

    B) \[O-H\] bond is stronger than \[S-H\] bond

    C) \[O-H\] bond is weaker than \[S-H\] bond

    D) none of these

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  • question_answer78) Entropy is maximum in case of:

    A) steam

    B) water at \[{{0}^{o}}C\]

    C) water at \[{{4}^{o}}C\]

    D) ice

    View Answer play_arrow
  • question_answer79) What will be the volume of the mixture after the reaction? \[\underset{4\,litre}{\mathop{N{{H}_{3}}}}\,+\underset{1.5\,litre}{\mathop{HCl}}\,\xrightarrow{{}}\underset{(soilid)}{\mathop{N{{H}_{4}}Cl}}\,\]

    A) 0.5 litre

    B) 1 litre

    C) 2.5 litre

    D) 0.1 litre

    View Answer play_arrow
  • question_answer80) Co-ordination number of \[N{{a}^{+}}\] ion in rock salt is:

    A) \[12\]

    B) \[4\]

    C) \[8\]

    D) \[6\]

    View Answer play_arrow
  • question_answer81) For nitration in benzene, we require :

    A) cone. \[HN{{O}_{3}}\]+ cone. \[{{H}_{2}}S{{O}_{4}}\]

    B) cone. \[HN{{O}_{3}}\]

    C) cone. \[{{H}_{2}}S{{O}_{4}}\]+ fuming \[HN{{O}_{3}}\]

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

    View Answer play_arrow
  • question_answer82) What will be the volume of a 12M solution, if it is equivalent to 240 ml 18 M solution?

    A) 6 litre ,

    B) 600 litre

    C) 400 litre

    D) 0.36 litre

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  • question_answer83) Which of the following is diamagnetic?

    A) Oxygen molecule

    B) Boron molecule

    C) \[N_{2}^{+}\]

    D) None

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  • question_answer84) Hydrolysis of DDT is a first order reaction, its halt life is 10 years. Time to hydrolyse 10 g DDT to half is:

    A) 100 years

    B) 50 years

    C) 5 years

    D) 10 years

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  • question_answer85) \[C{{r}_{2}}O_{7}^{2-}+{{I}^{-}}\xrightarrow{{}}{{I}_{2}}+C{{r}^{3+}}\]\[{{E}^{o}}_{cell}=0.79V\]\[{{E}^{o}}_{C{{r}_{2}}O_{7}^{2-}}=1.33V,\,{{E}^{o}}_{{{I}_{2}}}\]is:

    A) \[-0.10V\]

    B) \[+0.18V\]

    C) \[-0.54V\]

    D) \[0.54V\]

    View Answer play_arrow
  • question_answer86) \[Zn(s)+C{{l}_{2}}(1atm)\xrightarrow{{}}Z{{n}^{2+}}+2C{{l}^{-}}\].\[{{E}^{o}}_{cell}\] of the cell is 2.12 V. To increase E :

    A) \[[Z{{n}^{2+}}]\] should be increased

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

    C) \[[C{{l}^{-}}]\] should be decreased

    D) \[{{P}_{C{{l}_{2}}}}\] should be decreased

    View Answer play_arrow
  • question_answer87) Which will have enantiomer?

    A) \[C{{H}_{3}}C{{H}_{2}}\underset{Cl}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-C{{H}_{3}}\]

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

    C) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}CHC{{l}_{2}}\]

    D) none

    View Answer play_arrow
  • question_answer88) Which of the following is called white vitriol?

    A) \[ZnC{{l}_{2}}\]

    B) \[MgS{{O}_{4}}.7{{H}_{2}}O\]

    C) \[ZnS{{O}_{4}}.7{{H}_{2}}O\]

    D) \[A{{l}_{2}}{{(S{{O}_{4}})}_{3}}\]

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  • question_answer89) Which gas is evolved, when ammonium dichromate is heated?

    A) Hydrogen

    B) Ammonia

    C) Oxygen

    D) Nitrogen

    View Answer play_arrow
  • question_answer90) Lead is soluble in:

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

    B) \[{{H}_{2}}S{{O}_{4}}\]

    C) \[HCl\]

    D) \[HN{{O}_{3}}\]

    View Answer play_arrow
  • question_answer91) \[C{{H}_{3}}CH(OH).COOH\] shows:

    A) geometrical isomerism

    B) optical isomerism

    C) both

    D) none

    View Answer play_arrow
  • question_answer92) n-pentane and iso pentane can be distinguished by:

    A) \[B{{r}_{2}}\]

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

    C) cone, \[{{H}_{2}}S{{O}_{4}}\]

    D) \[KMn{{O}_{4}}\]

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  • question_answer93) \[FeS{{O}_{4}}.7{{H}_{2}}O\] shows isomorphism with:

    A) \[ZnS{{O}_{4}}.7{{H}_{2}}O\]

    B) \[MnS{{O}_{4}}.4{{H}_{2}}O\]

    C) \[CaS{{O}_{4}}.5{{H}_{2}}O\]

    D) \[CaC{{l}_{2}}.2{{H}_{2}}O\]

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  • question_answer94) \[N{{a}_{2}}C{{O}_{3}}\] cannot be used to identify:

    A) \[CO_{3}^{2-}\]

    B) \[SO_{3}^{2-}\]

    C) \[{{S}^{2-}}\]

    D) \[SO_{4}^{2-}\]

    View Answer play_arrow
  • question_answer95) Nitrolim is :

    A) \[Ca{{C}_{2}}+{{N}_{2}}\]

    B) \[CaC{{N}_{2}}+C\]

    C) \[Ca(C{{N}_{2}})+C\]

    D) \[Ca{{(CN)}_{2}}+N{{H}_{4}}CN\]

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  • question_answer96) What is the EAN of nickel in \[Ni{{(CO)}_{4}}\]?

    A) \[34\]

    B) \[35\]

    C) \[32\]

    D) \[36\]

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  • question_answer97) A weak acid is 0.1% ionised in 0.1 K solution. Its pH is:

    A) 2

    B) 3

    C) 4

    D) 1

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  • question_answer98) Gold number is maximum for the lyophilic sol is :

    A) gelatin

    B) haemoglobin

    C) sodium oleate

    D) potato starch

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  • question_answer99) An alkene, on ozonolysis gives formaldehyde and acetaldehyde. The alkene is :

    A) ethene

    B) propene

    C) butene-1

    D) butene-2

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  • question_answer100) Which of the following polymer has este linkage?

    A) Nylon-66

    B) PVC

    C) Terylene

    D) SBR

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  • question_answer101) A person is injected with globulin against hepatitis. This is :

    A) artificially acquired passive immunity

    B) artificially acquired active immunity

    C) naturally acquired active immunity

    D) naturally acquired passive immunity

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  • question_answer102) Which one is mismatched?

    A) Bowmanns capsule- glomerular filtration

    B) PCT-absorption of \[N{{a}^{+}}\]and \[{{K}^{+}}\]

    C) DCT-absorption of glucose

    D) None of these

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  • question_answer103) How much amount of air can be inspired or expired during normal breathing :

    A) 0.05

    B) 2.5

    C) 1.5

    D) 5.5

    View Answer play_arrow
  • question_answer104) The largest variety of digestive enzymes is found in :

    A) carnivores

    B) herbivores

    C) omnivores

    D) parasites

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  • question_answer105) Alcohol is present in which of the following?

    A) Vitamin D

    B) Vitamin 83

    C) Vitamin 85

    D) Vitamin C

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  • question_answer106) In a double stranded DNA, the sequences of base pairs in one strand are AGCTAAGCC. Whats the complementary sequence on the other strand?





    View Answer play_arrow
  • question_answer107) The genes concerned with the production of cancer are called:

    A) cancer genes

    B) carcinogens

    C) carcinomas

    D) oncogenes

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  • question_answer108) A homozygous red flower is crossed with recessive white. Red is dominant over white. The progeny in the \[{{F}_{1}}\] generation will be :

    A) all red

    B) all white

    C) 50% red and 50% white

    D) 75% red 50% white

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  • question_answer109) Parasexuality was first discovered in :

    A) bacteria

    B) virus

    C) fungi

    D) none of these

    View Answer play_arrow
  • question_answer110) Sexual reproduction in algae results in the formation of :

    A) oospore

    B) zoospore

    C) zygote

    D) zygospore

    View Answer play_arrow
  • question_answer111) Which was first photosynthetic organism?

    A) Green algae

    B) Red algae

    C) Cyanobacteria

    D) None of these

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  • question_answer112) During protein denaturation which of the following is disrupted?

    A) 2D structure

    B) 3D structure

    C) Peptide bond

    D) AA sequence

    View Answer play_arrow
  • question_answer113) Which of the following pair is correct?

    A) Bats wing and insect wing are analogous

    B) Seal flippers and bats paw are homologous

    C) Insect wing and bird wing are homologous

    D) Thorn of Bougainvillea and tendril of pea are analogous

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  • question_answer114) ICBN is :

    A) International Culture Botanical Nomenclature

    B) International Condition Botanical Nomenclature

    C) International Code for Botanical Nomenclature

    D) International Conversation for Botanical Nomenclature

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  • question_answer115) If an organism has more rods it will:

    A) active during day

    B) possess colour vision

    C) active during night

    D) both a and c are possible

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  • question_answer116) The following cells cannot be grown under tissue culture conditions :

    A) hela cells

    B) leucocytes

    C) kidney cells

    D) nerve cells

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  • question_answer117) The largest gland in the human body is

    A) pancreas

    B) brain

    C) gall bladder

    D) liver

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  • question_answer118) Which of the phylum has none of fresh water form?

    A) Echinodennata

    B) Mollusca

    C) Chordata

    D) Porifera

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  • question_answer119) Bilaterally symmetrical but acoelomate animal is:

    A) liver fluke

    B) jelly fish

    C) round worms

    D) crab

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  • question_answer120) Maximum diversity is found in which phylum?

    A) Chordata

    B) Arthropoda

    C) Protozoa

    D) Annelida

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  • question_answer121) Which is not a feature of annelids:?

    A) Metameric segmentation

    B) Nephridia

    C) Pseudocoelom

    D) Clitellum

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  • question_answer122) Which of the following is a living fossil?

    A) Sphenodon

    B) Heloderma

    C) Rabbit

    D) Frog

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  • question_answer123) Which of the following required in translocation of food in plants?

    A) Xylem

    B) Phloem

    C) Sclerenchyma

    D) Collenchyma

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  • question_answer124) The organism which is used for gene transfer in higher organisms is?

    A) Agrobacterium tume faciens

    B) E. coH

    C) Acetobacter

    D) Bacillus thuringenesis

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  • question_answer125) In genetic engineering, the terms vector is applied for :

    A) plasmid

    B) sources of DNA

    C) cell which receives

    D) virus

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  • question_answer126) Heterozygous purple flower is crossed with recessive white flower. The progeny has the ratio :

    A) all purple

    B) all white

    C) 50% purple, 50% white

    D) 75%

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  • question_answer127) Progesterone pill helps in preventing pregnancy by not allowing

    A) ova formation

    B) fertilization

    C) implantation

    D) none of these

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  • question_answer128) Beadle and Tatum performed classical experiment on Neurospora crassa to explain:

    A) one gene produce one enzyme

    B) one enzyme can correct one gene

    C) both a and b

    D) none of these

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  • question_answer129) Which one of the following gases can deplete ozone layer in the upper atmosphere?

    A) Ammonia

    B) Methane

    C) Carbon monoxide

    D) Sulphur dioxide

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  • question_answer130) To remove seed dormancy by mechanically removing the seed coat, is called:

    A) stratification

    B) scarification

    C) vernalization

    D) photoperiodism

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  • question_answer131) Superority of hybrid over parent is :

    A) heterosis

    B) selection

    C) hybridized progeny

    D) hybrid vigour

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  • question_answer132) The jumping genes in maize were discovred by :

    A) H.G. Khorana

    B) T.H. Morgan

    C) Beadle and Tatum

    D) Barbara McClintock

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  • question_answer133) Which one among the following is likely to have the highest level of DDT deposition in its body?

    A) Phytoplanktons

    B) Sea gull

    C) Crab

    D) Eel fish

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  • question_answer134) Phytotoxins are secreted by plants in response to fungal reaction. These compounds are generally :

    A) proteins

    B) glycoproteins

    C) phenolic compounds

    D) lipids

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  • question_answer135) Which is a unit of evolution?

    A) Cell

    B) Individual

    C) Population

    D) Species

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  • question_answer136) Biological species concept emphasizes on :

    A) geographical isolation

    B) reproductive isolation

    C) physiological isolation

    D) none of the above

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  • question_answer137) Cytokinins are formed in :

    A) roots

    B) leaves

    C) fruits

    D) stems

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  • question_answer138) Interferons are produced in response to :

    A) virus

    B) bacteria

    C) helminthes

    D) malarial parasites

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  • question_answer139) In which the pneumatophores are found?

    A) Tinospora

    B) Pinus

    C) Rhizophwra

    D) None of these

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  • question_answer140) Scorpion belongs to a class to which one of the following also belong?

    A) Ticks

    B) Crabs

    C) Branicles

    D) Cockroaches

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  • question_answer141) Which one of the following is antioxidant vitamin :

    A) C, E, A

    B) Bi. 84

    C) A,D,E

    D) B3,B5

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  • question_answer142) Acetylcholine helps in :

    A) synaptic transmission

    B) membrane permeability

    C) synaptic delay

    D) none of the above

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  • question_answer143) The physiological capacity to produce off springs is called :

    A) birth rate

    B) biotic potential

    C) crude natality

    D) mortality

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  • question_answer144) Biogas produced by anaerobic decomposition used in combustion is mainly due to presence of :

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

    B) \[C{{H}_{4}}\]

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

    D) none of these

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  • question_answer145) Which one of the gas is present today but was absent about 3.5 million years ago?

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

    B) \[{{N}_{3}}\]

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

    D) \[C{{H}_{4}}\]

    View Answer play_arrow
  • question_answer146) In man, artificial pace-maker is implanted due to defects in :

    A) SA node

    B) AV node

    C) mitral valve

    D) Purkinje fibres

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  • question_answer147) Niacin deficiency leads to :

    A) pellagra

    B) osteomalacia

    C) marasmus

    D) scurvy

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  • question_answer148) Enzyme having different molecular arrangement but similar functions, is :

    A) isoenzyme

    B) holoenzyme

    C) apoenzyme

    D) coenzyme

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  • question_answer149) if the foetus is Rh+ and mother is Rh- then :

    A) foetus will transmit antigen to mother blood

    B) foetus will transmit antibody to mother blood

    C) foetus is attacked by antibodies to mother blood

    D) foetus is attacked by antigen to mother blood

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  • question_answer150) Theory of pangenesis was proposed by :

    A) F. Reedi

    B) Darwin

    C) Haeckel

    D) Miller

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  • question_answer151) Respiratory quotient (R.Q.) is :

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

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

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

    D) \[\frac{C{{O}_{2}}}{{{N}_{2}}}\]

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  • question_answer152) For DNA structure, Nobel prize was given to :

    A) Macria Wilkins

    B) Franklin

    C) Pauly

    D) Watson and Crick

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  • question_answer153) Formation of glucose from lipids is :

    A) gluconeogenesis

    B) glycogenoiysis

    C) glycogenesis

    D) none of these

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  • question_answer154) The edible part of litchi is :

    A) aril

    B) endocarp

    C) mesocarp

    D) none of these

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  • question_answer155) Which of the following is initiating cod on?

    A) AUG

    B) AUU

    C) UAG

    D) None of these

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  • question_answer156) Cyanobacteria are :

    A) mosses which attack bacteria

    B) bacteria which attack Cyanophyccae

    C) autotrophic organism with phycocyanin

    D) none of these

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  • question_answer157) Cryopreservation is done at temperature:

    A) \[-140{}^\circ C\]

    B) \[-120{}^\circ C\]

    C) \[-196{}^\circ C\]

    D) \[-273{}^\circ C\]

    View Answer play_arrow
  • question_answer158) At which stage of mitosis chromatids separated and passes to different poles?

    A) Prophase

    B) Metaphase

    C) Anaphase

    D) Telophase

    View Answer play_arrow
  • question_answer159) Which one of the following is common in plant and animal?

    A) Mitochondria

    B) Tonoplast

    C) Centriole

    D) None of these

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  • question_answer160) Fungi lack :

    A) mitochondria

    B) ribosomes

    C) chloroplast

    D) endoplasmic reticulum

    View Answer play_arrow
  • question_answer161) Which one of the following organelles lack membranes?

    A) Ribosome

    B) Mitochondria

    C) Golgi complex

    D) Nucleus

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  • question_answer162) Rajaji national park is situated in :

    A) Tamil Nadu

    B) Karnataka

    C) Uttranchal

    D) Rajasthan

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  • question_answer163) Chlorophyll a is obsent in which of the following photosynthetic organism?

    A) Cyanobacteria

    B) Red algae

    C) Brown algae

    D) Bacteria

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  • question_answer164) Streptococcus is employed in the manufacturing of :

    A) wine

    B) bread

    C) cheese

    D) all of these

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  • question_answer165) water bloom is generally caused by

    A) green algae

    B) blue-green algae

    C) bacteria

    D) Hydrilla

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  • question_answer166) Who proposed the natural system of classification?

    A) Carolus Linnaeus

    B) lone Hutchinson

    C) Bentham and Hooker

    D) Oswald Tippo

    View Answer play_arrow
  • question_answer167) Which one of the following is a major pollutant of automobile gases

    A) Carbon monoxides

    B) Oxides of nitrogen

    C) Oxides of sulphur

    D) Carbon dioxide

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  • question_answer168) During meiosis, crossing over occurs between:

    A) sister chromatids of homologous chromosome

    B) non-sister chromatids of homologous chromosome

    C) sister chromatids of non-homologous chromosome

    D) non-homologous chromatids of homologous chromosome

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  • question_answer169) Node of Ranvier is found in :

    A) right auricle

    B) muscle bundles

    C) dendrite

    D) axon

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  • question_answer170) The layer of cells that secrete enamel of tooth is :

    A) dentoblast

    B) ameloblast

    C) osteoblast

    D) odontoblast

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  • question_answer171) Monosomy and trisomy can be represented as :

    A) 2n+1,2n+3

    B) 2n-1,2n-2

    C) 2n, 2n +1

    D) 2n -1,2n +1

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  • question_answer172) Trisomy of which chromosome is involved in Downs syndrome?

    A) 15th

    B) 21st

    C) 20th

    D) 19th

    View Answer play_arrow
  • question_answer173) Choose the correct statement about the direction of DNA strand

    A) \[5\to 3\]takes place on template strand

    B) \[3\to 5\] takes place on new strand

    C) \[5\to 3\] takes place on leading strand

    D) None of these

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  • question_answer174) \[{{O}_{2}}\] evolution is directly associated with :

    A) PS-I

    B) PS-II

    C) phytochrome

    D) phycocyanin

    View Answer play_arrow
  • question_answer175) The hormone involved in metabolism of food material in cereal grains during germination, is :

    A) auxin

    B) cytokinin

    C) gibberellin acid

    D) none of these

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  • question_answer176) Cycas circinalis is a source of :

    A) resin

    B) timber

    C) essential oil

    D) starch

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  • question_answer177) Maximum productivity is found in :

    A) Grassland

    B) tropical rain forest

    C) Ocean

    D) none of these

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  • question_answer178) Which of the following is absent in DNA?

    A) U

    B) A

    C) T

    D) G

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  • question_answer179) Vernalization is done at:

    A) lower temperature

    B) low light intensity

    C) higher temperature

    D) high light intensity

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  • question_answer180) Ginseng is an important drug of :

    A) America

    B) Egypt

    C) India

    D) China

    View Answer play_arrow
  • question_answer181) Triticum aestizrium the common bread wheat is :

    A) triploid with 21 chromosome

    B) hexaploid with 42 chromosome

    C) tetraploid with 30 chromosome

    D) diploid with 14 chromosome

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  • question_answer182) CFCs are not recomended to be used in refrigerators because they :

    A) increase temperature

    B) deplete ozone

    C) affect environment

    D) affect human body

    View Answer play_arrow
  • question_answer183) Single stranded nucleic acid is found in :

    A) E. coli

    B) \[\phi \times \,174\]

    C) \[\lambda \]

    D) \[{{T}_{4}}\]

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  • question_answer184) Black rust of wheat is caused by :

    A) Puccinia graminis

    B) Ustifago

    C) Pythium

    D) none of these

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  • question_answer185) A cell active in protein synthesis will rich in :

    A) ribosome

    B) Golgi bodies

    C) mitochondria

    D) lysosome

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  • question_answer186) Lateral root originates from :

    A) endodermis

    B) pericycle

    C) cortex

    D) phloem

    View Answer play_arrow
  • question_answer187) Use and disuse Theory was propsed by :

    A) Lamarck

    B) Darwin

    C) Hugo de Vries

    D) Malthus

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  • question_answer188) Cell organelle responsible for autolysis :

    A) dictyosome

    B) lysosome

    C) peroxisome

    D) glyoxysome

    View Answer play_arrow
  • question_answer189) Eggs of cockroach are :

    A) alecithal

    B) microlecithal

    C) telolecithal

    D) centrolecithal

    View Answer play_arrow
  • question_answer190) The endoskeleton of cell is made up of :

    A) deutoplasm

    B) protoplasm

    C) endoplasmic reticulum

    D) cell wall

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  • question_answer191) Ley ding cells are found in

    A) heart

    B) lungs

    C) spleen

    D) testis

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  • question_answer192) The instrument by which B.P. of man is determined :

    A) Sphygmomanometer

    B) B.P. meter

    C) altra sound

    D) stethoscope

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  • question_answer193) In recent years which disease of digestive system in India has received great attention and against that active vaccination is being done even in schools?

    A) Polimyelitis

    B) Hepatitis

    C) Jaundice

    D) Enterocolitis

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  • question_answer194) Cystoliths are composed of :

    A) glucosides

    B) calcium oxalate

    C) calcium carbonate

    D) magnesium oxalate

    View Answer play_arrow
  • question_answer195) Which one of the following element is essential for the life of animal and not for plants?

    A) Calcium

    B) Iodine

    C) Phosphorus

    D) Potassium

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  • question_answer196) Haversian canal are found in :

    A) internal ear of mammal

    B) external ear of mammal

    C) long bone of rabbit

    D) spinal chord

    View Answer play_arrow
  • question_answer197) The AIDS test is known as :

    A) ELISA

    B) Australian antigen

    C) HIV test

    D) none of these

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  • question_answer198) Hematology is the study of :

    A) bone

    B) blood

    C) cartilage

    D) nerves

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  • question_answer199) Osmotic pressure of a solution is :

    A) greater than pure solvent

    B) less than pure solvent

    C) equal to pure solvent

    D) less than or greater than pure solvent

    View Answer play_arrow
  • question_answer200) Number of linkage group in Pisum sativum is :

    A) 2

    B) 5

    C) 7

    D) 9

    View Answer play_arrow


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