Solved papers for BVP Medical BVP Medical Solved Paper-2011

done BVP Medical Solved Paper-2011

  • question_answer1) A closed coil is made of a wire of length L and a current i ampere is flowing in it. If the plane of coil is perpendicular to magnetic field B. The force on the coil is

    A) zero

    B) iBL

    C) 2iBL

    D) \[[ML{{T}^{-2}}]\]

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  • question_answer2) The earths magnetic field at a certain place has a horizontal component 0.3 gauss and the total strength 0.5 gauss. The angle of dip is

    A) \[[M{{L}^{2}}{{T}^{-2}}]\]

    B) \[\frac{3aT}{2}\]

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

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

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  • question_answer3) An alternating current is given by \[aT\] The rms current is given by

    A) (a\[{{s}^{2}}\]

    B) \[y=8t-5{{t}^{2}}\]

    C) \[\frac{2}{5}M{{R}^{2}}\]

    D) \[\frac{3}{5}M{{R}^{2}}\]

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  • question_answer4) A resistance R, inductance L and capack or C are connected in series to an oscillator of frequency\[\frac{3}{2}M{{R}^{2}}\]. If resonant frequency is \[\frac{5}{2}M{{R}^{2}}\],. then current will ag the voltage when

    A) \[5.26\times {{10}^{3}}\]=0

    B) \[({{R}_{e}}=6.37\times {{10}^{6}}m)\]

    C) \[mg{{R}_{e}}\,.\]

    D) \[{{R}_{e}}\]

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  • question_answer5) The difference between soft and hard X-rays is of

    A) velocity

    B) intensity

    C) frequency

    D) polarization

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  • question_answer6) The ratio of the speed of the electron is the first orbit of hydrogen and the speed of light c is equal to (where e and h have their usual meanings)

    A) \[{{R}_{e}}\]

    B) \[-2mg{{R}_{e}}\]

    C) \[2mg{{R}_{e}}\]

    D) \[1\frac{1}{2}mg{{R}_{e}}\]

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  • question_answer7) \[-\frac{1}{2}mg{{R}_{e}}\]= 1.0087 amu, \[{{\alpha }_{1\,}}and\,{{\beta }_{2}}\] = 1.0073 amu\[{{Y}_{1\,}}and\,{{Y}_{2}}\] =4.0015 amu, (1 amu =931 MeV)I Binding energy of the helium nucleus is

    A) 28.4 MeV

    B) 20.8 MeV

    C) 27-3 MeV

    D) 14.2 MeV

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  • question_answer8) In a p-n junction diode, the reverse saturation current is \[\frac{{{\alpha }_{1}}}{{{\alpha }_{2}}}=\frac{2}{3}\]A at 27?C. The forward current for a voltage 0.2 V is \[\frac{{{Y}_{1}}}{{{Y}_{2}}}\]

    A) \[{{v}_{H}},{{v}_{N}}\,and\,{{v}_{o}}\]

    B) \[{{v}_{H}}>{{v}_{N}}>{{v}_{o}}\]

    C) \[{{v}_{o}}>,{{v}_{N}}\,=\,{{v}_{H}}\]

    D) \[{{v}_{o}}>,{{v}_{H}}\,=\,{{v}_{N}}\]

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  • question_answer9) The equivalent capacitance between points A and B in the figure is 1 \[{{v}_{N}}>,{{v}_{o}}\,=\,{{v}_{H}}\], then value of C is

    A) 1.4\[=1.013\times {{10}^{5}}N/{{m}^{2}}\]

    B) 2.5\[\overset{0}{\mathop{A}}\,\]

    C) 3.5\[\overset{0}{\mathop{A}}\,\]

    D) 1.2\[\overset{0}{\mathop{A}}\,\]

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  • question_answer10) The plates of a capacitor are charged to a potential difference of 320 V and are then connected across a resistor. The potential difference across the capacitor decays exponentially with time. After Is the potential difference between the plates of the capacitor is240 V, then after 2 and 3 s the potential difference between the plates will be

    A) 200 and 180 V

    B) 180 and 135 V

    C) 160 and 80 V

    D) 140 and 20 V

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  • question_answer11) The electric field at a point on equatorial line of a dipole, and direction of the dipole moment

    A) will be parallel

    B) will be antiparallel

    C) will be perpendicular

    D) are not related

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  • question_answer12) The unit of magnetic moment is

    A) ampere/metre2

    B) newton/ampere-metre

    C) newton-metre

    D) ampere-metre2

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  • question_answer13) The dimensions of shearing stress are

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

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

    C) \[y=5\sin \frac{\pi x}{3}\cos 40\pi t\]

    D) \[5\times {{10}^{14}}\]

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  • question_answer14) A car starts from rest and moves with uniform acceleration a on a straight road from time t= 0to t =T. After that, a constant deceleration brings it to rest. In this process, the average speed of the car will be

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

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

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

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

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  • question_answer15) A ball thrown vertically upwards reaches its maximum height h in time T. At time T/2, its height will be

    A) h/4

    B) h/2

    C) 7h/8

    D) 3h/4

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  • question_answer16) A bullet is fired with a speed of 1000 m/s in order to hit a target 100 m away. The gun should be aimed at (g = 10 m/\[\mu \])

    A) directly towards the target

    B) 5 cm above the target

    C) 10 cm above the target

    D) 15 cm above the target

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  • question_answer17) For a projectile on the horizontal surface of a planet \[d\frac{20}{3}\]m shows height and x = 6tm shows the horizontal distance, then the velocity with which the projectile is projected is

    A) 8 m/s

    B) 6 m/s

    C) 10 m/s

    D) 100 m/s

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  • question_answer18) In an elastic collision of two particles which of the following is conserved?

    A) Momentum of each particle

    B) Speed of each particle

    C) Kinetic energy of each particle

    D) Total kinetic energy of both the particles

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  • question_answer19) Two blocks A and B are arranged as shown in the figure. The pulley is frictionless. The mass of A is 10 kg. The coefficient of friction of A with the horizontal surface is 0.20. To stan the motion the minimum mass of B is

    A) 2 kg

    B) 0.2 kg

    C) 5 kg

    D) 10 kg

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  • question_answer20) A particle of mass m moving with velocity vcollides elastically with another particle of samemas s which is in rest, velocity of first panicle after collision

    A) v

    B) -v

    C) -2v

    D) zero

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  • question_answer21) The susceptibility is positive for

    A) ferromagnetic substance

    B) diamagnetic substance

    C) paramagnetic substance

    D) non magnetic substance

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  • question_answer22) On hanging a mass of 1 kg from a spring of50 cm length, its length increases by 2 cm. The mass is pulled down until the length of the spring becomes 60 cm. Then energy stored in the spring in this condition is

    A) 1.5 J

    B) 2.0 J

    C) 2.5 J

    D) 3 J

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  • question_answer23) The moment of inertia of a solid cylinder of mass M and radius R about a line parallel to the axis of the cylinder and lying on the surface of the cylinder is

    A) \[\theta \]

    B) \[i\alpha \tan \theta \]

    C) \[i\alpha \theta \]

    D) \[i\alpha {{\theta }^{2}}\]

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  • question_answer24) A particle is making uniform circular motion with angular momentum J. If its kinetic energy is made half and angular frequency be doubled, its new angular momentum will be

    A) 2 J

    B) 4 J

    C) J/2

    D) J/4

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  • question_answer25) A satellite is moving in a circular orbit at acerta in height above the earths surface. It takes\[i\alpha \sqrt{\theta }\] s to complete one revolution with acentric petal acceleration equal to 9.32 m/s2, the height of the satellites orbit above the earths surface is \[\gamma \]

    A) 70km

    B) 120km

    C) 170 km

    D) 220 km

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  • question_answer26) The gravitational potential energy of a body of mass m at the earths surface is (-)\[\beta \] Its gravitational potential energy at a height \[\alpha \]from the earths surface will be (Here \[{{H}_{2}}\] is the radius of the earth)

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

    B) \[F=i(i\times B)=0\]

    C) \[\tan \theta =\frac{V}{H}\]

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

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  • question_answer27) If \[<T>\] and \[<V>\] denote the average kinetic and the average potential energies respectively of a mass executing a simple harmonic motion, over one period, then the correct relation is

    A) \[<T>=-2<U>\]

    B) \[<T>=2<U>\]

    C) \[<T>=<U>\]

    D) \[<U>=2<T>\]

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  • question_answer28) The length of a simple pendulum is increased by 44%. What is the percentage increase in its time period?

    A) 10%

    B) 20%

    C) 40%

    D) 44%

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  • question_answer29) A wire of length 2 m is made from \[10\text{ }c{{m}^{3}}\] of copper. A force F is applied, so that its length in creases by 2 mm. Another wire of length 8 m is made from the same volume of copper. If the force F is applied to it, its length will increase by

    A) 0.8cm

    B) 1.6cm

    C) 2.4 cm

    D) 3.2 cm

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  • question_answer30) Two rods of different materials having coefficients of thermal expansions \[{{\tan }^{-1}}\left( \frac{3}{4} \right)\] Youngs moduli \[{{\tan }^{-1}}\left( \frac{4}{5} \right)\] respectively are fixed between two rigid walls. The rods are heated such that they undergo the same increase in temperature. There is no bending of rods. If \[{{\tan }^{-1}}\left( \frac{4}{3} \right)\] and stresses developed in the two rods are equal, then \[{{\sin }^{-1}}\left( \frac{3}{5} \right)\] is

    A) 3/2

    B) 1

    C) 2/3

    D) 1/2

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  • question_answer31) A capillary tube, made of glass, is dipped in to mercury. Then

    A) mercury rises in the capillary tube

    B) mercury rises and flows out of the capillary tube

    C) mercury descends in the capillary tube

    D) mercury neither rises nor descends in the capillary tube

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  • question_answer32) Air is filled at \[60{}^\circ C\] in a vessel of open mouth. The vessel is heated to a temperature T, so that1/4 th part of air escapes. The value of T is

    A) \[80{}^\circ C\]

    B) \[444{}^\circ C\]

    C) \[333{}^\circ C\]

    D) \[171{}^\circ C\]

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  • question_answer33) If\[I={{I}_{1}}\cos \,\omega t+{{I}_{2}}\sin \omega t\] denote the root mean square velocities of molecules of hydrogen, nitrogen and oxygen respectively at a given temperature then

    A) \[\frac{1}{\sqrt{2}}({{I}_{1}}+{{I}_{2}})\]

    B) \[\frac{1}{\sqrt{2}}{{({{I}_{1}}+{{I}_{2}})}^{2}}\]

    C) \[\frac{1}{\sqrt{2}}{{(I_{1}^{2}+I_{2}^{2})}^{1/2}}\]

    D) \[\frac{1}{2}{{(I_{1}^{2}+I_{2}^{2})}^{1/2}}\]

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  • question_answer34) \[1c{{m}^{3}}\] of water at its boiling point absorbs 540 cal of heat to become steam with a volume of \[1671\text{ }c{{m}^{3}}.\]If the atmospheric pressure\[f\]and the mechanical equivalent of heat = 4.2 J/cal, the energy spent in this process in overcoming inter molecular forces is

    A) 540 cal

    B) 40 cal

    C) 500 cal

    D) zero

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  • question_answer35) The mechanical equivalent of heat J is

    A) constant

    B) a physical quantity

    C) a conversion factor

    D) None of the above

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  • question_answer36) A body takes T minutes to cool from \[62{}^\circ C\] to \[61{}^\circ C\] when the surrounding temperature is \[30{}^\circ C\]. The time taken by the body to cool from \[46{}^\circ C\] to \[45.5{}^\circ C\] is

    A) greater than T minutes

    B) equal to T minutes

    C) less than T minutes

    D) equal to T/2 minutes

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  • question_answer37) Which of the following makes the best choice for cooking utensils?

    A) High specific heat and high conductivity

    B) Low specific heat and low conductivity

    C) High specific heat and low conductivity

    D) Low specific heat and high conductivity

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  • question_answer38) A star emitting light of wavelength 5896\[f\] is moving away from the earth with a speed of 3600 km/s. The wavelength of light observe don earth will

    A) decrease by 5825.25 \[f\]

    B) increase by 5966.75 \[f<{{f}_{r}}\]

    C) decrease by 70.75 \[f={{f}_{r}}\]

    D) increase by 70.75 \[f>{{f}_{r}}\]

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  • question_answer39) A stretched string is vibrating according to the equation \[\frac{2\pi hc}{{{e}^{2}}}\]where y and x are in cm and t in second. The distance between two consecutive nodes on the siring is

    A) 5 cm

    B) 4 cm

    C) 3 cm

    D) 2 cm

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  • question_answer40) Monochromatic light of frequency \[\frac{{{e}^{2}}h}{2\pi c}\]Hz travelling in vacuum enters a medium of refractive index 1.5. Its wavelength in the medium is

    A) 4000 \[\frac{{{e}^{2}}h}{2\pi h}\]

    B) 5000 \[\frac{2\pi {{e}^{2}}}{hc}\]

    C) 6000 \[{{M}_{neutron}}\]

    D) 5500 \[{{M}_{proton}}\]

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  • question_answer41) A double convex thin lens made of glass(refractive index, \[{{M}_{\alpha }}\]=1.5) has both radii of curvature of magnitude 20 cm. Incident lightrays parallel to the axis of the lens will converge at a distance d cm such that

    A) d = 10

    B) \[{{10}^{-5}}\]

    C) d = 40

    D) d = 20

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  • question_answer42) The displacement-time curves of two objects A and B are shown in the figure, then

    A) the graph does not give information

    B) both A and B have same velocity

    C) the velocity of A is greater than B

    D) the velocity of A is less than that of B

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  • question_answer43) The disc of siren has n holes and the frequency of its rotation is 300 rev/m. It produces a note of wavelength 2.4 m. When the velocity of sound in air is 360 m/s. The value of n is

    A) 24

    B) 36

    C) 5

    D) 30

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  • question_answer44) In a moving coil galvanometer, the deflection of the coil \[[\exp (7.62)=2038.6,k=1.4\times {{10}^{-24}}J/k]\] is related to the electric current i by the relation

    A) \[2037.6\times {{10}^{-3}}A\]

    B) \[203.76\times {{10}^{-3}}A\]

    C) \[20.376\times {{10}^{-3}}A\]

    D) \[2.0376\times {{10}^{-3}}A\]

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  • question_answer45) An electron moving in a variable magnetic field B, having a variable linear velocity v, will remain rotating in a circle of constant radius r only, when

    A) B is held constant

    B) v is held constant

    C) v and B both are held constants

    D) angular velocity is constant

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  • question_answer46) Focal length of a convex lens will be maximum for

    A) red light

    B) yellow light

    C) green light

    D) blue light

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  • question_answer47) Diode is used as a/an

    A) modulator

    B) oscillator

    C) amplifier

    D) rectifier

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  • question_answer48) The charge on an electron was discovered by

    A) Milik an

    B) J.J. Thomson

    C) Chand wick

    D) Neils Bohr

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  • question_answer49) Which of the following radiation form the part of electromagnetic spectrum?

    A) \[\mu F\]-rays

    B) cathode rays

    C) \[\mu F\]-rays

    D) \[\mu F\]-rays

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  • question_answer50) A closed bottle containing water is opened of the moon. What will happen?

    A) The water will remain as before

    B) the water will decomposes into \[\mu F\]and\[\mu F\]

    C) The water will freeze

    D) The water will boil

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  • question_answer51) The nuclear reaction,\[_{2}H{{e}^{4}}{{+}_{7}}{{N}^{14}}{{\xrightarrow{{}}}_{8}}{{O}^{17}}{{+}_{1}}{{H}^{1}}\]is represented as

    A) \[_{7}{{N}^{14}}{{(p,\alpha )}_{8}}{{O}^{17}}\]

    B) \[_{8}{{O}^{17}}{{(\alpha ,p)}_{7}}{{N}^{14}}\]

    C) \[_{7}{{O}^{14}}{{(\alpha ,p)}_{8}}{{O}^{17}}\]

    D) \[_{8}{{O}^{17}}{{(p,\alpha )}_{7}}{{N}^{14}}\]

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  • question_answer52) In term of energy 1 u is equal to

    A) \[100J\]

    B) \[931.5MeV\]

    C) \[931.5\text{ }kcal\]

    D) \[10ergs\]

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  • question_answer53) In what manner will increase of pressure affect the following equation? \[C(s)+{{H}_{2}}O(g)CO(g)+{{H}_{2}}O(g)\]

    A) Shift in the forward direction

    B) Shift in the reverse direction

    C) Increase in the yield of hydrogen

    D) No effect

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  • question_answer54) The best method for the purification of carbonyl compounds is

    A) steam distillation

    B) hydrolysis of sodium bisulphite adduct

    C) fractional distillation

    D) sublimation

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  • question_answer55) Lanthanide for which \[+II\] and \[+III\] oxidation states are common, is

    A) \[La\]

    B) \[Nd\]

    C) \[Ce\]

    D) \[Eu\]

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  • question_answer56) In the Periodic Table actinides occupy

    A) III B group in 7th row

    B) III B group in 6th row

    C) III B group in 5th row

    D) None of the above

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  • question_answer57) Among d-block elements, the most abundant elements belong to the

    A) first transition series

    B) second transition series

    C) third transition series

    D) fourth transition series

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  • question_answer58) Volume at NTP of 0.22 g of \[C{{O}_{2}}\] is same as that of

    A) 0.01 g of hydrogen

    B) 0.085 g of \[N{{H}_{3}}\]

    C) 320 mg of gaseous \[S{{O}_{2}}\]

    D) All of the above

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  • question_answer59) The example (s) of antioxidant is/are

    A) DHT

    B) BHA

    C) to copherol

    D) All of these

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  • question_answer60) Westrosol is

    A) \[ClCH=CC{{l}_{2}}\]

    B) \[C{{l}_{2}}C{{F}_{2}}\]

    C) \[CHC{{l}_{2}}-CHC{{l}_{2}}\]

    D) \[C{{l}_{3}}CN{{O}_{2}}\]

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  • question_answer61) Wavelength of first line in Lyman series is \[\lambda \]. The wavelength of first line in Balmer series is

    A) \[\frac{5}{27}\lambda \]

    B) \[\frac{36}{5}\lambda \]

    C) \[\frac{27}{5}\lambda \]

    D) \[\frac{5}{36}\lambda \]

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  • question_answer62) Which of the following gas will have highest rate of diffusion?

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

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

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

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

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  • question_answer63) When \[C{{H}_{3}}MgBr\] reacts with \[{{C}_{2}}{{H}_{5}}OH\], the product is

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

    B) \[{{C}_{2}}{{H}_{6}}\]

    C) \[{{C}_{3}}{{H}_{8}}\]

    D) \[{{C}_{4}}{{H}_{10}}\]

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  • question_answer64) When \[{{F}_{2}}\] reacts with hot and concentrated alkali, the following will be obtained (i) \[O{{F}_{2}}\] (ii) \[{{O}_{2}}\] (iii) \[{{H}_{2}}O\] (iv) \[NaF\]

    A) (i), (iii) and (iv)

    B) (ii), (iii) only

    C) (ii), (iii) and (iv)

    D) All of these

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  • question_answer65) Root mean square velocity of a gas molecule is proportional to

    A) \[{{M}^{1/2}}\]

    B) \[{{M}^{0}}\]

    C) \[{{M}^{-1/2}}\]

    D) \[M\]

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  • question_answer66) Maximum energy is evolved during which of the following transitions?

    A) \[n=1\] to \[n=2\]

    B) \[n=2\] to \[n=6\]

    C) \[n=2\] to \[n=1\]

    D) \[n=6\] to \[n=2\]

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  • question_answer67) Which one of the following haloalkanes is used as fire extinguisher?

    A) \[CH{{I}_{3}}\]

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

    C) \[CHB{{r}_{3}}\]

    D) \[CHC{{l}_{3}}\]

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  • question_answer68) The major product of the following reaction\[{{C}_{6}}{{H}_{5}}CH=CHC{{H}_{3}}\xrightarrow[(ii)\,NaB{{H}_{4}}]{(i)\,Hg\,{{(OAC)}_{2,}}THE-{{H}_{2}}O}\]is





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  • question_answer69) Glucose on oxidation gives the acid containing the chiral C-atoms equal to

    A) 2

    B) 3

    C) 4

    D) 5

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  • question_answer70) The main constituent of most natural fibres is

    A) starch

    B) glycol

    C) cellulose

    D) caprolactum

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  • question_answer71) In the preparation of amorphous silicon, HF is used to remove

    A) \[Mg\]

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

    C) \[Si\]

    D) None of these

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  • question_answer72) Which of the following is isostructural with \[C{{O}_{2}}\]?

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

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

    C) \[{{N}_{2}}{{O}_{5}}\]

    D) \[NO\]

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  • question_answer73) \[{{H}^{+}}\] ion concentration of an aqueous solution of \[{{K}_{2}}S{{O}_{4}}\] would be

    A) \[{{10}^{-7}}\]

    B) \[>{{10}^{-7}}\]

    C) \[<{{10}^{-7}}\]

    D) \[{{10}^{-14}}\]

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  • question_answer74) The solubility of \[AgCl\] is \[1\times {{10}^{-5}}mol/L\], Its solubility in 0.1 molar sodium chloride solution is

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

    B) \[1\times {{10}^{-5}}\]

    C) \[1\times {{10}^{-9}}\]

    D) \[1\times {{10}^{-4}}\]

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  • question_answer75) Ionic dissociation of acetic acid is represented as\[C{{H}_{3}}COOH+{{H}_{2}}O{{H}_{3}}{{O}^{+}}+C{{H}_{3}}CO{{O}^{-}}\] According to Lowry and Bronsted, the reaction possesses

    A) an acid and three bases

    B) two acids and two bases

    C) an acid and a base

    D) three acids and a base

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  • question_answer76) Which of the following are examples of pseudo unimolecular reaction? I. Inversion of cane sugar II. Decomposition of ozone III. Decomposition of \[{{N}_{2}}{{O}_{5}}\] IV Acid catalysed hydrolysis of easier

    A) II and IV

    B) I and IV

    C) I, II and IV

    D) I, II, III and IV

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  • question_answer77) \[2{{N}_{2}}{{O}_{5}}\xrightarrow{{}}4N{{O}_{2}}+{{O}_{2}}\]. The rate of reaction in terms of \[{{N}_{2}}{{O}_{5}}\] will be

    A) \[-\frac{d[{{N}_{2}}{{O}_{5}}]}{dt}\]

    B) \[-\frac{1}{4}\frac{d[{{N}_{2}}{{O}_{5}}]}{dt}\]

    C) \[-\frac{1}{2}\frac{d[{{N}_{2}}{{O}_{5}}]}{dt}\]

    D) \[-\frac{1}{3}\frac{d[{{N}_{2}}{{O}_{5}}]}{dt}\]

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  • question_answer78) The number of moles of solute per kg of solvent is called its

    A) normality

    B) molarity

    C) mole fraction

    D) molality

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  • question_answer79) N, N-dimethyl acetamide is obtained by the reaction of

    A) acetyl chloride and methanamine

    B) acetyl chloride and ethanamine

    C) acetyl chloride and dimethylamine

    D) acetyl chloride and diethylamine

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  • question_answer80) Fluorine molecule is formed by

    A) the axial p-p orbital overlap

    B) the sideways p-p orbital overlap

    C) the 5-5 orbital overlap

    D) the 5-p orbital overlap

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  • question_answer81) Alcoholic fermentation is completed by

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

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

    C) ammonium salts

    D) yeast

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  • question_answer82) When zinc reacts with very dilute nitric acid, it produces

    A) \[NO\]

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

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

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

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  • question_answer83) In thermodynamics, a process is called reversible when

    A) surroundings and system changes into each other

    B) the surroundings are always in equilibrium with the system

    C) there is no boundary between the system and surroundings

    D) the system changes into surroundings spontaneously

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  • question_answer84) The oxidation state of chromium in \[Cr{{(CO)}_{6}}\] is

    A) \[0\]

    B) \[+2\]

    C) \[-2\]

    D) \[+6\]

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  • question_answer85) The hydrolysis of 1 mole of chloroform requires

    A) 1 mole of \[KOH\]

    B) 2 moles of \[KOH\]

    C) 3 moles of \[KOH\]

    D) 4 moles of \[KOH\]

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  • question_answer86) 2-ethoxy propane can be obtained by heating ethyl bromide with

    A) sodium iso-propoxide

    B) sodium n-propoxide

    C) 150-propyl bromide

    D) n-propyl bromide

    View Answer play_arrow
  • question_answer87) Melting of Zn metal and then, pouring it into cold water gives

    A) Zn dust

    B) granulated Zn

    C) hard Zn metal

    D) soft Zn metal

    View Answer play_arrow
  • question_answer88) The products are

    A) \[{{C}_{6}}{{H}_{5}}I.C{{H}_{3}}OH\]

    B) \[{{C}_{6}}{{H}_{5}}OH,C{{H}_{3}}I\]

    C) Both (a) and (b)

    D) None of these

    View Answer play_arrow
  • question_answer89) A sodium cation has a different number of electrons from

    A) \[{{O}^{2-}}\]

    B) \[{{F}^{-}}\]

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

    D) \[A{{l}^{3+}}\]

    View Answer play_arrow
  • question_answer90) It th6 rate constant of a reaction is \[2\times {{10}^{-3}}{{s}^{-1}},\]What is the order of reaction?

    A) 0

    B) 1

    C) 2

    D) 3

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  • question_answer91) Carbohydrates are detected by

    A) Molisch test

    B) carbylamine test

    C) Baeyers test

    D) haloform test

    View Answer play_arrow
  • question_answer92) Compound responding to the properties of two functional groups, is

    A) \[HCOOH\]

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

    C) \[HCHO\]

    D) \[C{{H}_{3}}COC{{H}_{3}}\]

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  • question_answer93) The organic compound that will answer the Fehling solution test is

    A) ethanol

    B) acetone

    C) maltose

    D) benzaldehyde

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  • question_answer94) If the heat of formation of \[C{{O}_{2}}\] is\[-393kJ\], the amount of heat evolved in the formation of \[0.176\text{ }kg\] of \[C{{O}_{2}}\] is

    A) \[-1357.9\text{ }kJ\]

    B) \[-1275.9kJ\]

    C) \[-1572kJ\]

    D) \[+1572kJ\]

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  • question_answer95) The addition of a polar solvent to a solid electrolyte results in the

    A) association

    B) dissociation

    C) polarisation

    D) non-liberation

    View Answer play_arrow
  • question_answer96) Which of the following is strongest acid?

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

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

    C) \[C{{H}_{3}}.CHClCOOH\]

    D) \[C{{H}_{3}}.C{{H}_{2}}.C{{H}_{2}}COOH\]

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  • question_answer97) Catalytic hydrogenation of acetone oxime gives

    A) propanamine

    B) 150-propyl amine

    C) ethyl methyl amine

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

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  • question_answer98) The hydrogen electrode is dipped in a solution of \[pH=3.0\]at \[{{25}^{o}}C\]. The potential of hydrogen electrode would be

    A) \[0.177V\]

    B) \[-0.177V\]

    C) \[0.087\text{ }V\]

    D) \[0.059\text{ }V\]

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  • question_answer99) In \[{{H}_{2}}-{{O}_{2}}\] fuel cell, the reaction occurring at cathode, is

    A) \[2{{H}_{2}}+{{O}_{2}}\xrightarrow{{}}2{{H}_{2}}O(l)\]

    B) \[{{H}^{+}}+O{{H}^{-}}\xrightarrow{{}}{{H}_{2}}O\]

    C) \[{{O}_{2}}+2{{H}_{2}}O+4{{e}^{-}}\xrightarrow{{}}4O{{H}^{-}}\]

    D) \[{{H}^{+}}+{{e}^{-}}\xrightarrow{{}}\frac{1}{2}{{H}_{2}}\]

    View Answer play_arrow
  • question_answer100) Which of the following compounds on oxidation gives an acid with less number of carbon atoms?

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

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

    C) \[C{{H}_{3}}COC{{H}_{3}}\]

    D) \[HCHO\]

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  • question_answer101) In the organism which show bioluminescence. chemical energy of cell is converted into

    A) Light energy

    B) thermal energy

    C) Radiant energy

    D) mechanical energy

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  • question_answer102) Which of the following disease is caused by virus?

    A) Polio

    B) Typhoid

    C) Tuberculosis

    D) Diphtheria

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  • question_answer103) The process of destroying all living organisms is called

    A) Sanitation

    B) immunization

    C) Sterilization

    D) pasteurization

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  • question_answer104) Origin of life was due to

    A) Will of God

    B) Spontaneous generation

    C) Effect of Sun rays on mud

    D) None of the above

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  • question_answer105) For natural selection, the important factor is

    A) Disuse

    B) variation

    C) Catastrophic

    D) special creation

    View Answer play_arrow
  • question_answer106) Which one is a new world monkey?

    A) Gorilla

    B) Orang-ut an

    C) Chimpanzee

    D) Rhesus monkey

    View Answer play_arrow
  • question_answer107) Which is most recent in human evolution?

    A) Neolithic

    B) Mesolithic

    C) Upper palaeolithic

    D) Middle palaeolithic

    View Answer play_arrow
  • question_answer108) Adjacent epithelial cells are held together by amass of

    A) liposomes

    B) microsomes

    C) desmosomes

    D) glyoxysomes

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  • question_answer109) Embryonic connective tissue is derived from

    A) ectodem

    B) endoderm

    C) mesogloea

    D) mesenchyme

    View Answer play_arrow
  • question_answer110) Gastrocnemius muscle is found attached in

    A) chest

    B) thigh

    C) shank

    D) forearm

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  • question_answer111) Schwann cells are present on which part of aneuron?

    A) Axon

    B) Soma/body

    C) Dendrites

    D) Axon hillock

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  • question_answer112) Toxin produced by tetanus affects

    A) Jaw bones

    B) voluntary muscles

    C) Involuntary muscles

    D) Both (a) and (b)

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  • question_answer113) A tendency of recurrent seizures is known as

    A) Epilepsy

    B) neurosis

    C) Psychosis

    D) None of these

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  • question_answer114) Benzypyrene is found in

    A) Tomato

    B) alcohol

    C) Tobacco

    D) brinjal

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  • question_answer115) Tobacco contain

    A) Codeine

    B) nicotine

    C) Morphine

    D) cocaine

    View Answer play_arrow
  • question_answer116) What is HLA?

    A) Group of genes

    B) Group of proteins

    C) Groups of polypeptides

    D) Group of chromosomes

    View Answer play_arrow
  • question_answer117) An example of innate immunity is

    A) \[{{\text{T}}_{\text{H}}}\text{-}\]cells

    B) T-lymphocytes

    C) B-lymphocytes

    D) PMNL-neutrophils

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  • question_answer118) Vaccines are

    A) Curative medicines

    B) Monoclonal antibodies

    C) treated bacteria or viruses

    D) MHC proteins

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  • question_answer119) Animals which have well marked digestive cavity are put under

    A) Metazoa

    B) Bryozoa

    C) Parazoa

    D) Enterozoa

    View Answer play_arrow
  • question_answer120) Bath sponges are found in

    A) red sea

    B) Gulf of Mexico

    C) Mediterranean sea

    D) All of these

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  • question_answer121) Coral reefs are formed by

    A) molluscs

    B) coelenterates

    C) protozoans

    D) echinoderms

    View Answer play_arrow
  • question_answer122) In tapeworm, vitel line gland, produces

    A) ova

    B) shell

    C) Mucous cells

    D) yolk cells

    View Answer play_arrow
  • question_answer123) Which of the following disease is caused by anematode?

    A) Leprosy

    B) Filariasis

    C) Amoebiasis

    D) Poliomyelitis

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  • question_answer124) Diplosegments are found in

    A) Spider

    B) insect

    C) Millipede

    D) centipede

    View Answer play_arrow
  • question_answer125) The pluteus larva of Echinodermata belongs to the class

    A) Crinoidea

    B) Ophiuroidea

    C) Asteroidea

    D) Holothuroidea

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  • question_answer126) Which one is not a vertebrate?

    A) Fish

    B) Sparrow

    C) Oryctolagus

    D) Amphioxus

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  • question_answer127) Which one of the following is a fish?

    A) Sea peri

    B) Sea horse

    C) Sea lion

    D) Sea urchin

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  • question_answer128) On the feeding habit, the common house lizard Hemidactylus can be termed as

    A) entomophagous

    B) phytophagous

    C) saprophagous

    D) sanguivorous

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  • question_answer129) The wave like contraction of the smoothmuscles of digestive trait is called

    A) Peristalsis

    B) deglutition

    C) Fibrillation

    D) mastication

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  • question_answer130) Which one is different from the category of other three?

    A) Ptyalin

    B) Secretin

    C) Gastrin

    D) Glucagon

    View Answer play_arrow
  • question_answer131) Rate of breathing is directly affected by

    A) Oxygen in trachea

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

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

    D) Diaphragm expansion

    View Answer play_arrow
  • question_answer132) Arteries carry oxygenated blood except

    A) cardiac

    B) hepatic

    C) systemic

    D) pulmonary

    View Answer play_arrow
  • question_answer133) ECG is least effective in detecting abnormalitiesin

    A) Cardiac rhythm

    B) coronary blood Row

    C) cardiac contractility

    D) atrioventricular conduction

    View Answer play_arrow
  • question_answer134) A nephron does not have loop of Henie in

    A) frog

    B) dog

    C) man

    D) rabbit

    View Answer play_arrow
  • question_answer135) Substance that accumulates in the fatigued muscle is

    A) ADP

    B) lactic add

    C) pyruvic acid

    D) carbon dioxide

    View Answer play_arrow
  • question_answer136) Which one is related to diencephalon?

    A) Basal ganglia

    B) Olfactory bulb

    C) Hypothalamus

    D) Cerebral cortex

    View Answer play_arrow
  • question_answer137) Which of the following -depresses the heartbeat?

    A) Vagus

    B) Pericardia!

    C) Trigemunal

    D) Spinal accessory

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  • question_answer138) Perception of colour is possible among

    A) Apes

    B) monkeys

    C) Humans

    D) All of these

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  • question_answer139) Structure which has no role in endocrine secretion is

    A) Testes

    B) duodenum

    C) Adrenal medulla

    D) sub maxillary gland

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  • question_answer140) All of the following hormones exert tropic effect except

    A) LH

    B) TSH

    C) ACTH

    D) prolactin

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  • question_answer141) Natural parthenogenesis occurs in

    A) Honey bee

    B) all insects

    C) protozoans

    D) earthworm

    View Answer play_arrow
  • question_answer142) Cumulus covers

    A) Ovum

    B) ovary

    C) Embryo

    D) All of these

    View Answer play_arrow
  • question_answer143) Which one in female is like prostate gland in male?

    A) Bartholins gland

    B) Clitoris

    C) Bulbourethral gland

    D) none of these

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  • question_answer144) The eggs of some mammals have more yolk, they are

    A) eutherians

    B) prototheria ns

    C) metatherians

    D) aquatic mammals

    View Answer play_arrow
  • question_answer145) Total cleavage in egg is possible in

    A) telolecithal

    B) oligolecithal

    C) centrolecithal

    D) macrolecithal

    View Answer play_arrow
  • question_answer146) Broken arms are regenerated in

    A) fishes

    B) molluscs

    C) Echinoderms

    D) human beings

    View Answer play_arrow
  • question_answer147) In embryos of placental mammals

    A) yolk sac develops but has no yolk.

    B) yolk sac develops and has yolk

    C) yolk sac does not develop

    D) None of the above

    View Answer play_arrow
  • question_answer148) Insulin increases glucose uptake in all the following structures except

    A) cardiac muscles

    B) skeletal muscles

    C) in testinalmucoa

    D) adipose tissue

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  • question_answer149) A bird differs from a reptile in the absence of

    A) tail

    B) kidney

    C) nephron

    D) urinary bladder

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  • question_answer150) First heart transplant was performed by

    A) Joseph Murray

    B) Walton Lillehel

    C) Arthur Vineberg

    D) Christian Bamard

    View Answer play_arrow
  • question_answer151) Wild rice originated somewhere in

    A) Valley of Kashmir

    B) Coast of Arabian sea

    C) Coast of Bay of Bengal

    D) Delta of River Gangas

    View Answer play_arrow
  • question_answer152) The first Indian literature on classification of plants and animals is

    A) Charaka Samhita

    B) SusrutaSamhita

    C) Taittiriya Upanishad

    D) Chandyogya Upanishad

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  • question_answer153) Horticulture is the study of

    A) agricultural fields

    B) growing mushrooms

    C) flowers and pollination

    D) garden plants and vegetables

    View Answer play_arrow
  • question_answer154) Limnology is the study of

    A) estuaries

    B) sea and oceans

    C) fresh water bodies

    D) brakish water bodies

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  • question_answer155) Which of the following is absent in chloroplast?

    A) DNA

    B) Carotene

    C) Anthocyanin

    D) Xanthophyll

    View Answer play_arrow
  • question_answer156) Regarding microtubules, all the following statements are true except they

    A) help to determine cell shape

    B) are major components of centrioles

    C) are major components of microvilli

    D) are major components of cytoskeleton

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  • question_answer157) Plant material best suited for studying mitosis is

    A) cork

    B) anther

    C) root tip

    D) All of these

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  • question_answer158) A dwarf pea plant was treated with gibberellic acid. It grows as a pure pea plant. If the treated plant is crossed with a pure tall plants, the phenotypic ratio of is likely to

    A) all tall

    B) 75% tall and 25% dwarf

    C) all dwarf

    D) 50% tall and 50% dwarf

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  • question_answer159) Coal is the fossil wood of

    A) cryptogamic plants

    B) spermatophytes

    C) thallophytes

    D) bryophytes

    View Answer play_arrow
  • question_answer160) Earth has maximum amount of oxygen in

    A) atmosphere

    B) hydrosphere

    C) lithosphere

    D) biosphere

    View Answer play_arrow
  • question_answer161) Chipko agitation was first started from

    A) TehriGarhwal

    B) Srinagar, Kashmir

    C) Dehradun

    D) Darjeeling

    View Answer play_arrow
  • question_answer162) Ability of tumour formation is found in plasmids of

    A) E. coli

    B) Pseudomonas

    C) Agrobacterium

    D) Pneumococcus

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  • question_answer163) Synthetic indigo is produced using extracts of

    A) Indigo/era

    B) Tectona

    C) Shorea

    D) None of these

    View Answer play_arrow
  • question_answer164) First transgenic plant released for commercial use was

    A) Bt cotton

    B) tomatoes

    C) tobacco

    D) Golden rice

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  • question_answer165) A short sequence of DNA where the repressor binds, preventing RNA polymerase from attaching to the promoter is called

    A) regulator

    B) operator

    C) promoter

    D) None of these

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  • question_answer166) For green manuring, crops used mostly belong to family

    A) Asteraceae

    B) Brassicaceae

    C) Fabaceae

    D) Poaceae

    View Answer play_arrow
  • question_answer167) Best biofertilizer for paddy fields is

    A) Rhizobium

    B) Azolla

    C) Anthoceros

    D) Bacillus polymyxa

    View Answer play_arrow
  • question_answer168) According to Tippos system of classification, which group of plans possess multicellular embryo but no vascular tissues?

    A) Gymnospems

    B) Angiosperms

    C) Bryophyta

    D) Filicineae

    View Answer play_arrow
  • question_answer169) Archegonia are not found in

    A) bryophytes

    B) pteridophytes

    C) gymnosperms

    D) angiosperms

    View Answer play_arrow
  • question_answer170) Floral characters are given more emphasis than the vegetative characters in taxonomic studies because

    A) floral characters are attractive

    B) floral characters are conservative

    C) floral characters are variable

    D) None of the above

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  • question_answer171) The natural system of classification of plants was proposed by

    A) Huxley

    B) C Linnaeus

    C) Engler and Pranti

    D) Bentham and Hooker

    View Answer play_arrow
  • question_answer172) Order-In ferae belongs to

    A) Polypetalae

    B) Gamopetalae

    C) Monochlamydae

    D) None of these

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  • question_answer173) Minute seed producing plants belong to

    A) Orchidaceae

    B) Solanaceae

    C) Asteraceae

    D) Papaveraceae

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  • question_answer174) Cell wall is extremely well preserved in fossilspecimen in

    A) diatoms

    B) dinoflagellates

    C) slimemoulds

    D) None of these

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  • question_answer175) Ascus mother cell of yeast lacks

    A) cell wall

    B) cytoplasm

    C) nuclear vacuole

    D) nucleus

    View Answer play_arrow
  • question_answer176) Neck canal cells are not found in the archegonia of

    A) Riccia, Marachantia

    B) Pteris, Pteridium

    C) Cycas, Pinus

    D) Anthoceros, Funaria

    View Answer play_arrow
  • question_answer177) Seeds of which plant are known as Jewellers weight?

    A) Orchids

    B) Xanthium

    C) Abrusprecatorius

    D) Calotropis

    View Answer play_arrow
  • question_answer178) Pseudostem develops in

    A) ginger

    B) Eichhomia

    C) banana

    D) Asparagus

    View Answer play_arrow
  • question_answer179) Negative geotropism is shown by the roots of

    A) orchids

    B) Ficus

    C) Rhizophora

    D) Trapabispinosa

    View Answer play_arrow
  • question_answer180) Cork cells are dead because they do not possess

    A) cellulosic cell wall

    B) permeable cell wall

    C) protoplast

    D) meristematic activities

    View Answer play_arrow
  • question_answer181) Which will die first, if the phloem tissue is damaged?

    A) Shoot

    B) Leaves

    C) Roots

    D) Apical meristem

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  • question_answer182) Photosynthetic evolution of oxygen requires

    A) Co-enzyme

    B) Fe-enzyme

    C) Mn-enzyme

    D) Zn-enzyme

    View Answer play_arrow
  • question_answer183) Glycolate accumulates in chloroplasts when there is

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

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

    C) bright light

    D) low temperature

    View Answer play_arrow
  • question_answer184) Starting point of photorespiration in \[{{C}_{4}}-\]plantsis

    A) glycerate

    B) glycolate

    C) glycolysis

    D) None of these

    View Answer play_arrow
  • question_answer185) Pyruvate dehydrogenase is used in converting

    A) pyruvate to glucose

    B) glucose to pyruvate

    C) pyruvic acid to lactic and

    D) pyruvate to acetyl Co-A

    View Answer play_arrow
  • question_answer186) During meiosis, a microspore mother cell has 12bivalents, the number of chromosomes in its pollen grain will be

    A) 12

    B) 24

    C) 6

    D) 18

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  • question_answer187) Very delayedfertilizarin occurs in

    A) angiospems

    B) Cycas and Pinus

    C) spermatophytes

    D) All of these

    View Answer play_arrow
  • question_answer188) Seedless fruits are produced from

    A) unpollinated ovary

    B) unfertilized ovary

    C) cleistogamous flowers

    D) fertilized ovary

    View Answer play_arrow
  • question_answer189) Haploid callus can be converted to diploid callususing

    A) polyethylene glycol

    B) colchicines

    C) cytokinins

    D) auxins

    View Answer play_arrow
  • question_answer190) ABA

    A) promotes senescence

    B) does not promote tuber sprouting

    C) Both (a) and (b)

    D) None of the above

    View Answer play_arrow
  • question_answer191) Apical dominance is not affected by

    A) indole acetic acid

    B) indole acetaldehyde

    C) gibberellins

    D) indole butyric acid

    View Answer play_arrow
  • question_answer192) Ethylene gas

    A) slows down ripening of apples

    B) speeds up maturations and ripening of fruits

    C) is saturated hydrocarbon

    D) retards ripening of tomatoes

    View Answer play_arrow
  • question_answer193) Maximum amount of growth in root occurs

    A) in presence of light

    B) at its apex

    C) behind the apex

    D) in the presence of soil

    View Answer play_arrow
  • question_answer194) The stimulus for geotropism in roots is perceived by

    A) root cap

    B) quiescent centre

    C) root tip

    D) None of these

    View Answer play_arrow
  • question_answer195) To determine heterozygosity or homozygosity, aplant must be crossed with

    A) recessive

    B) dominant

    C) homozygous dominant

    D) heterozygous dominant

    View Answer play_arrow
  • question_answer196) DNA strands are antiparallel because of the presence of

    A) H-bonds

    B) peptide bonds

    C) disulphide bonds

    D) phosphodiester bonds

    View Answer play_arrow
  • question_answer197) DNA is very long in relation to its diameter. If a strand of DNA is 0.1 mm in length, what is dieratio of length to diameter or the axial ratio?

    A) 5,000

    B) 50,000

    C) 10,000

    D) 1,00,000

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  • question_answer198) Transcription of DNA is aided by

    A) exonuclease

    B) recombinase

    C) DNA polymerase

    D) RNA polymerase

    View Answer play_arrow
  • question_answer199) Which part of Ephedra yields ephedrine?

    A) Flowers

    B) Stem or whole plant

    C) Leaves

    D) Roots

    View Answer play_arrow
  • question_answer200) Monoecious mosses in which antheridia and archegonia are borne on separate branches of the same plant are called

    A) synoecious mosses

    B) heteroecious mosses

    C) autoecious mosses

    D) antoeciousmosse

    View Answer play_arrow



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