Solved papers for RAJASTHAN PMT Rajasthan - PMT Solved Paper-2001

done Rajasthan - PMT Solved Paper-2001

  • question_answer1) Two waves represented by: \[{{y}_{1}}=a\,\sin \left( \omega t+\frac{\pi }{3} \right)\] and \[{{y}_{2}}=a\,\sin \,\omega t\]superimpose on each other, then resultant amplitude will be:

    A) a

    B) \[\sqrt{2}\,a\]

    C) \[2\,a\]

    D) \[\sqrt{3}\,a\]

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  • question_answer2) A sound source producing waves of frequency 300 Hz and wavelength 1 m. Observer is stationary, while source is going away with the velocity 30 m/s, then apparent frequency heard by the observer is:

    A) 270 Hz

    B) 273 Hz

    C) 383 Hz

    D) 300 Hz

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  • question_answer3) The phase difference between incident wave and reflected wave is \[180{}^\circ \] when light ray:

    A) enters into glass from air

    B) enters into air from glass

    C) enters into glass from diamond

    D) enters into water from glass

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  • question_answer4) Which of the following phenomena can explain quantum nature of light?

    A) Photoelectric effect

    B) Interference

    C) Diffraction

    D) Polarization

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  • question_answer5) Image formed on retina of eye is proportional to:

    A) size of object

    B) area of object

    C) \[\frac{\text{size}\,\text{of}\,\text{object}}{\text{size}\,\text{of}\,\text{image}}\]

    D) \[\frac{\text{size}\,\text{of}\,\text{image}}{\text{size}\,\text{of}\,\text{object}}\]

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  • question_answer6) The phenomena of total internal reflection is seen when angle of incidence is :

    A) \[90{}^\circ \]

    B) greater than critical angle

    C) equal to critical angle

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

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  • question_answer7) If applied potential is V the maximum frequency of X-rays will be :

    A) \[\frac{eV}{h}\]

    B) \[\frac{h}{eV}\]

    C) \[\frac{Vh}{e}\]

    D) \[\frac{he}{V}\]

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  • question_answer8) \[2{{n}^{2}}\] electrons are filled in any orbit of an atom, then for n = 2, the number of electrons will be:

    A) 4

    B) 8

    C) 16

    D) 32

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  • question_answer9) For a compound microscope, the focal lengths of object lens and eye lens are\[{{f}_{0}}\] and \[{{f}_{e}}\] respectively, then magnification will be done by microscope when :

    A) \[{{f}_{0}}={{f}_{e}}\]

    B) \[{{f}_{0}}>{{f}_{e}}\]

    C) \[{{f}_{0}}<{{f}_{e}}\]

    D) none of these

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  • question_answer10) In vacuum an electron of energy 10 keV hits tungeston target, then emitted radiation will be:

    A) cathode rays

    B) X-rays

    C) infrared rays

    D) visible spectrum

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  • question_answer11) Which of the following statement is true about de-Broglie wavelength of moving ball in cricket:

    A) de Brogliess theory does not apply on such a big body

    B) \[\lambda =\frac{h}{\sqrt{2mE}}\]

    C) \[\lambda =E\sqrt{\frac{h}{2m}}\]

    D) \[\lambda =\frac{g}{2mE}\]

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  • question_answer12) If n = 7, then angular momentum of electron will be:

    A) \[7h\]

    B) \[42h\]

    C) \[\sqrt{7}h\]

    D) \[\sqrt{56}h\]

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  • question_answer13) An electron is moving with velocity\[\upsilon \]around a nucleus in eliptically orbit, then moment of inertia of electron with respect to nucleus is:

    A) always zero

    B) always constant

    C) changes with tune

    D) cant find

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  • question_answer14) Two conducting coils are placed on the same axis, if we connect a battery with one of the coil, then :

    A) they attract each other

    B) repel each other

    C) attract and repel each other

    D) both will experience no force

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  • question_answer15) A particle moves towards east for 2 sec with velocity 15 m/s and move towards north for 8 sec with velocity 5 m/s. Then average velocity of the particle is:

    A) 1 m/s

    B) 5 m/s

    C) 7 m/s

    D) 10 m/s

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  • question_answer16) Relation between wavelength of photon and electron of same energy is :

    A) \[{{\lambda }_{ph}}>{{\lambda }_{e}}\]

    B) \[{{\lambda }_{ph}}<{{\lambda }_{e}}\]

    C) \[{{\lambda }_{ph}}={{\lambda }_{e}}\]

    D) \[\frac{{{\lambda }_{e}}}{{{\lambda }_{ph}}}=\]constant

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  • question_answer17) Work done in rotating a magnet of magnetic moment M with angle \[\] in external magnetic field H is :

    A) \[\text{MH}\,\text{cos}\,\]

    B) \[\text{2MH}\,{{\sin }^{2}}\frac{\theta }{2}\]

    C) \[\text{MH}\,\sin \]

    D) \[\text{MH}\,(1-\cos \text{)}\]

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  • question_answer18) An electron is passing near a ring, then direction of induced current in ring is :

    A) clockwise

    B) anticlockwise

    C) both a and b

    D) no current

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  • question_answer19) Power of combination of two lens of focal lengths 20 cm and 25 cm respectively:

    A) +1D

    B) +9D

    C) -1D

    D) -9D

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  • question_answer20) A zone plate of focal length 60 cm behaves like convex lens, if wavelength of incidence light is \[6000\,\overset{\text{o}}{\mathop{\text{A}}}\,,\] then radius of first half period zone will be:

    A) \[36\times {{10}^{-8}}\,m\]

    B) \[6\times {{10}^{-8}}\,m\]

    C) \[\sqrt{6}\times {{10}^{-8}}\,m\]

    D) \[6\times {{10}^{-4}}\,m\]

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  • question_answer21) Match the following: Angular momentum (1) \[\text{ }\!\![\!\!\text{ }{{\text{M}}^{\text{-1}}}{{\text{L}}^{\text{2}}}{{\text{T}}^{\text{-2}}}\text{ }\!\!]\!\!\text{ }\] Torque (2) \[\text{ }\!\![\!\!\text{ }{{\text{M}}^{\text{-1}}}{{\text{T}}^{\text{-2}}}\text{ }\!\!]\!\!\text{ }\] Gravitational constant (3) \[\text{ }\!\![\!\!\text{ }{{\text{M}}^{\text{1}}}{{\text{L}}^{2}}{{\text{T}}^{\text{-2}}}\text{ }\!\!]\!\!\text{ }\] Tension (4) \[\text{ }\!\![\!\!\text{ }{{\text{M}}^{\text{1}}}{{\text{L}}^{2}}{{\text{T}}^{\text{-1}}}\text{ }\!\!]\!\!\text{ }\]

    A) \[c-2,d-1\]

    B) \[a-4,b-3\]

    C) \[a-3,c-2\]

    D) \[b-2,a-1\]

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  • question_answer22) If we increase kinetic energy of a body 300%, the per cent increase in its momentum is:

    A) 50 %

    B) 300 %

    C) 100 %

    D) 150 %

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  • question_answer23) Two mass of 9 g arid 6 g are tied to a string, which passes over a smooth pulley. Then common acceleration will be:

    A) \[1.96\text{ }cm/{{s}^{2}}\]

    B) \[\text{48 }cm/{{s}^{2}}\]

    C) \[\text{98 }cm/{{s}^{2}}\]

    D) \[\text{196 }cm/{{s}^{2}}\]

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  • question_answer24) Change in acceleration duo to gravity is same upto a height\[h\]from earth surface and below depth \[x\] then relation between \[x\] and \[h\] is \[(h\,\text{and}\,x\,<<<\,\operatorname{Re}):\]

    A) \[x=h\]

    B) \[x=2h\]

    C) \[x=\frac{h}{2}\]

    D) \[x={{h}^{2}}\]

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  • question_answer25) If a sphere is inserted in water, then it flows with \[\frac{1}{3}\text{rd}\] of it outside the water. When it is inserted in an unknown liquid then it flows with \[\frac{3}{4}\text{th}\] of it outside, then density of unknown liquid is:

    A) \[10.9\,gm\,/c.c.\]

    B) \[\frac{9}{4}gm\,/c.c.\]

    C) \[\frac{8}{3}gm\,/c.c.\]

    D) \[\frac{3}{8}gm\,/c.c.\]

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  • question_answer26) Reason for rising of kerosen oil in cloth in a lamp:

    A) viscosity of oil

    B) less density of oil

    C) capillary process of cloth

    D) vaporisation of oil at low temperature

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  • question_answer27) Escape velocity \[({{\upsilon }_{e}})\] of a body from a planet depends on its mass as:

    A) \[{{\upsilon }_{e}}\propto {{M}^{2}}\]

    B) \[{{\upsilon }_{e}}\propto M\]

    C) \[{{\upsilon }_{e}}\propto {{M}^{0}}\]

    D) \[{{\upsilon }_{e}}\propto \frac{1}{M}\]

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  • question_answer28) Which of the following quantity is conserved for a satellite revolving round the earth in a particular orbit?

    A) Angular velocity

    B) Force

    C) Linear momentum

    D) Velocity

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  • question_answer29) 200 MeV energy is obtained by fission of 1 nuclei of \[_{92}{{U}^{235}},\] to obtain 1 kW energy number of fission per second will be:

    A) \[3.125\times {{10}^{13}}\]

    B) \[3.125\times {{10}^{14}}\]

    C) \[3.125\times {{10}^{15}}\]

    D) \[3.125\times {{10}^{16}}\]

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  • question_answer30) Two bodies A and B are revolving round a planet. Radius of As orbit is 4R and that of Bs orbit is R, if speed of A is \[3\upsilon \] then speed b of B is:

    A) \[12\,\upsilon \]

    B) \[6\,\upsilon \]

    C) \[\frac{4}{3}\upsilon \]

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

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  • question_answer31) Temperature and pressure of 2g oxygen t are \[27{}^\circ C\] and 76 cm Hg, then volume of the gas is:

    A) 1.53 litre

    B) 2.44 litre

    C) 3.08 litre

    D) 44.2 litre

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  • question_answer32) In which of the following process internal energy rises?

    A) Adiabatic expansion

    B) Adiabatic compression

    C) Isothermal

    D) Isothermal compression

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  • question_answer33) True for isochoric process is:

    A) \[\Delta Q=\Delta U\]

    B) \[\Delta W=\Delta U\]

    C) \[\Delta Q=\Delta W\]

    D) None

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  • question_answer34) Significance of a and b in vander-Waals equation:

    A) \[a\] and \[b\] both show the correction in volume of gas

    B) \[a\] and \[b\] both show cohesive force between molecules

    C) a shows cohesive force while b shows correction in volume

    D) \[a\] shows correction in volume while\[b\] shows cohesive force

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  • question_answer35) If temperature of a body increases by 10%, then increase in radiated energy of the R body is:

    A) 10%

    B) 40%

    C) 46%

    D) 1000%

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  • question_answer36) In which condition a real gas behaves as an ideal gas?

    A) At high pressure

    B) At low pressure

    C) At low temperature

    D) All the above

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  • question_answer37) In a triode plate current is 2.5 mA and plate resistance 20 \[k\Omega ,\] amplification of triode is 10, the load resistance will be :

    A) 5\[\text{k}\]

    B) 25\[\text{k}\]

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

    D) 50\[\text{k}\]

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  • question_answer38) Volume expansion coefficient of a gas equal to:

    A) temperature

    B) proportional to square root of temperature

    C) inversely proportional to square root of temperature

    D) inversely proportional to temperature

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  • question_answer39) Minimum resonating length of a closed organ pipe is 50 cm, when it is vibrated by same frequency, then next resonating length will be:

    A) 250 cm

    B) 200 cm

    C) 150 cm

    D) 100 cm

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  • question_answer40) Velocity of a sound wave is 360 m/s and frequency is 50 Hz, then path difference will be at the phase difference of \[60{}^\circ \] is:

    A) 10 cm

    B) 1.2 cm

    C) 15 cm

    D) 100 cm

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  • question_answer41) Which of the following property is not shown by transversal wave?

    A) Reflection

    B) Refraction

    C) Diffraction

    D) Polarization

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  • question_answer42) A mass of 1 kg is suspended from a spring of force constant 400 N, executing S.H.M. total energy of the body is 2J, then maximum acceleration of the spring will be:

    A) 4 m/s2

    B) 40 m/s2

    C) 200 m/s2

    D) 400 m/s2

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  • question_answer43) A slide projector magnified a film of \[100c{{m}^{2}}\] on a screen. If linear magnification is 4, then area of the magnified image will be:

    A) \[1600c{{m}^{2}}\]

    B) \[800c{{m}^{2}}\]

    C) \[400c{{m}^{2}}\]

    D) \[200c{{m}^{2}}\]

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  • question_answer44) Usually light of red colour is used to see the diffraction pattern by single slit. If green light is used in place of red light, then diffraction pattern:

    A) will become more bright

    B) will become contract

    C) will expand

    D) will not be seen

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  • question_answer45) On passing sodium light from sodium vapour, emergent light will be:

    A) line of \[5890\overset{\text{o}}{\mathop{\text{A}}}\,\]

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

    C) both a and b

    D) none of these

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  • question_answer46) If in an excited state of hydrogen atom \[n=5,\]then value of \[n,\,l,\,m,\,s\] will be:

    A) \[5,\,5,\,5,\,-\frac{1}{2}\]

    B) \[7,\,7,\,5,\,+\frac{1}{2}\]

    C) \[6,\,6,\,5,\,-\frac{1}{2}\]

    D) \[8,\,7,\,5,\,+\frac{1}{2}\]

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  • question_answer47) Which of the following is true statement ?

    A) A good absorber is bad conductor

    B) Each body emits and absorb radiation at each temperature

    C) In a black body energy of emitted radiation is equal for all wave length

    D) Plancks law gives the relation between maximum wavelength of black body radiation and its temperature

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  • question_answer48) Resistance of a wire is 20 ohm, it is stretched upto, three times of its length, then its new resistance will be :

    A) \[6.67\,\Omega \]

    B) \[60\,\Omega \]

    C) \[120\,\Omega \]

    D) \[180\,\Omega \]

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  • question_answer49) Mass of hydrogen-atom is \[1.7\times {{10}^{-27}}\] kg and inter atomic distance is \[4\times {{10}^{-10}}\,m\]. Then moment of inertia of H2 molecules with respect to its centre of mass:

    A) \[7.6\,\times {{10}^{-43}}\,k{{g}^{-}}{{m}^{2}}\]

    B) \[7.6\,\times {{10}^{-47}}\,k{{g}^{-}}{{m}^{2}}\]

    C) \[6.7\,\times {{10}^{-47}}\,k{{g}^{-}}{{m}^{2}}\]

    D) \[13.6\,\times {{10}^{-47}}\,k{{g}^{-}}{{m}^{2}}\]

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  • question_answer50) Two capacitors of capacity \[{{C}_{1}}\] and \[{{C}_{2}}\] are charged upto a potential \[{{V}_{1}}\] and \[{{V}_{2}}\], then condition for not flowing the charge between on connected them in parallel:

    A) \[{{C}_{1}}={{C}_{2}}\]

    B) \[{{C}_{1}}{{V}_{1}}={{C}_{2}}{{V}_{2}}\]

    C) \[{{V}_{1}}={{V}_{2}}\]

    D) \[\frac{{{C}_{1}}}{{{V}_{1}}}=\frac{{{C}_{2}}}{{{V}_{2}}}\]

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  • question_answer51) Tune constant for a series circuit R-C is:

    A) +RC

    B) -RC

    C) R/C

    D) C/R

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  • question_answer52) Unit of dipole moment is:

    A) amp-m

    B) coulomb-m

    C) \[amp-{{m}^{2}}\]

    D) \[coulomb-{{m}^{2}}\]

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  • question_answer53) Three capacitors of capacity \[1\mu F\] each, are connected in such a way, that resultant capacity is \[1.5\,\mu F,\] then:

    A) all the capacitors are joined in series

    B) all the capacitors are joined in parallel

    C) two capacitors are in parallel, while third is in scries.

    D) two capacitors are in series, while third is in parallel

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  • question_answer54) According to Gauss law \[q={{\varepsilon }_{0}}o\int{\vec{E}.d\vec{S},}\]if total bound charge is zero to a Gaussian surface, then:

    A) \[E\] is 0 at the surface

    B) number of coming and going lines of force is equal

    C) only resultant in coming lines of force.

    D) none of these

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  • question_answer55) Find equilvalent resistance between \[X\]and\[\text{Y}\]:

    A) R

    B) R/2

    C) 2R

    D) 5K

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  • question_answer56) When a cell is balanced on potentiometer wire, then balancing length is 125 cm. If resistance of 2 ohm is connected across the ends of cell, then balancing length is 100 cm, then internal resistance of cell is:

    A) \[0.5\,\Omega \]

    B) \[0.25\,\Omega \]

    C) \[0.05\,\Omega \]

    D) \[5\,\Omega \]

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  • question_answer57) In the nucleus of an atom, neutrons are in excess, then emitted particles are:

    A) neutron

    B) electron

    C) proton

    D) positron

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  • question_answer58) Water is flowing inside a tube of an uniform radius ratio of radius of entry and exit terminals of the tube is 3: 2. Then the ratio of velocities at entry and exit terminals will be:

    A) 4 : 9

    B) 9 : 4

    C) 8 : 27

    D) 1 : 1

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  • question_answer59) Total energy of a particle executing S.H.M. depends upon:

    A) amplitude and time period

    B) amplitude, time period and displacement

    C) amplitude and displacement

    D) time period and displacement

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  • question_answer60) At how many maximum points, time period of simple pendulum is same:

    A) 1

    B) 2

    C) 4

    D) 6

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  • question_answer61) Velocity at mean position of a particle executing S.H.M. is \[\upsilon ,\]then velocity of the t particle at a distance equal to half of the amplitude;

    A) \[4\upsilon \]

    B) \[2\upsilon \]

    C) \[\frac{\sqrt{3}}{2}\upsilon \]

    D) \[\frac{\sqrt{3}}{4}\upsilon \]

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  • question_answer62) A mixture of blue and red light incidence on a glass plate. After passing through the glass, rays agains come into air, then:

    A) position of both will be same, and both will propagate in same direction

    B) position of both will be same, and both will propagate in different direction

    C) position will be different but both will propagate in same direction.

    D) both positions and direction of propagation will be different.

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  • question_answer63) Ratio of average kinetic energy of \[{{H}_{2}}\] and \[{{O}_{2}}\] at a given temperature is:

    A) 1 : 16

    B) 1 : 8

    C) 1 : 4

    D) 1 : 1

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  • question_answer64) Which of following is true for diatomic gas?

    A) \[{{C}_{V}}=\frac{3}{2}R\]

    B) \[{{C}_{P}}=\frac{7}{2}R\]

    C) \[{{C}_{P}}=\frac{5}{2}R\]

    D) \[{{C}_{P}}-{{C}_{V}}=R\]

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  • question_answer65) 50 gm ice at \[0{}^\circ C\] in insulator vessel, 50 g water of \[100{}^\circ C\] is mixed in it, then final temperature of the mixture is (neglect the heat loss):

    A) \[10{}^\circ C\]

    B) \[0{}^\circ <<{{T}_{m}}<20{}^\circ C\]

    C) \[20{}^\circ C\]

    D) Above \[20{}^\circ C\]

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  • question_answer66) Reason for potential barrier in\[p-n\] junction is:

    A) excess of positive charge at junction

    B) deficiency of positive charge at junction

    C) deficiency of negative charge at junction

    D) excess of positive and negative charge at junction

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  • question_answer67) Vibrations of rope tied by two rigid ends shown by equation \[y=\cos 2\pi t\,\sin \,2\pi t\] then minimum length of the rope will be:

    A) 1 m

    B) 1/2 m

    C) 5 m

    D) 2n m

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  • question_answer68) If we change the value of R., then:

    A) voltage does not change on L

    B) voltage does not change on LC combination

    C) voltage does not change on C

    D) voltage changes on LC combination

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  • question_answer69) \[V=axy,\]then electric field at a point will be proportional to:

    A) r

    B) \[{{r}^{-1}}\]

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

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

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  • question_answer70) Let \[{{E}_{1}}=x\hat{i}+y\hat{j}\] and \[{{E}_{2}}=x{{y}^{2}}\hat{i}+{{x}^{2}}y\,\hat{j},\] then:

    A) \[{{E}_{1}}\]represents constant electric field

    B) \[{{E}_{2}}\]represents constant electric field

    C) both represents constant electric field

    D) none of these

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  • question_answer71) Electric field at point 20 cm away from the centre of dielectric sphere is 100 V/m, radius of sphere is 10 cm, then value of electric field at a distance 3 cm from the centre is:

    A) 100 V/m

    B) 125 V/m

    C) 120 V/m

    D) 0

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  • question_answer72) When a X solute dissolve in Y solution then formed the precipitate. The X and Y will be:

    A) \[FeC{{l}_{3}}\] and \[SrB{{r}_{2}}\]

    B) \[N{{a}_{2}}C{{O}_{3}}\]and \[CaC{{l}_{2}}\]

    C) \[{{H}_{2}}S{{O}_{4}}\]and \[N{{H}_{3}}\]

    D) \[NaN{{O}_{3}}\]and \[Pb{{(N{{O}_{3}})}_{2}}\]

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  • question_answer73) \[Cu\] have the F.C.C. unit cell and length is 362 Pm what will be density of copper:

    A) \[6.29g/c{{m}^{3}}~\]

    B) \[2.23\text{ }g/c{{m}^{3}}\]

    C) \[4.45\text{ }g/c{{m}^{3}}\]

    D) \[8.90\text{ }g/c{{m}^{3}}\]

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  • question_answer74) What does form in which of the following from the electrolysis of sodium propionate solution?

    A) Ethane

    B) Acetylene

    C) Ethyl alcohol

    D) None of these

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  • question_answer75) \[2A+B\xrightarrow{{}}C\] to the formation of 15 mole of C how much mole of A you will take in a jug if \[85%\] in the process?

    A) \[12.5~\]

    B) \[17.5\]

    C) \[35.3\]

    D) \[30\]

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  • question_answer76) Equal resonance length of \[C-C\]bond in benzene due to:

    A) resonance

    B) tautomerism

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

    D) isomerism

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  • question_answer77) Match box shows:

    A) Cubic geometry

    B) Orthorhombic geometry

    C) Monoclinic geometry

    D) Tetragonal geometry

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  • question_answer78) The electro conductivity is highest in:

    A) sodium hydroxide

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

    C) hydrogen cyanide

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

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  • question_answer79) Which of the following compound whose gives two combine carbon acid on oxidation is?

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

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

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

    D) ethyl nitrite

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  • question_answer80) The oxidation number of \[Ni\] and \[N{{H}_{3}}\]in complex \[{{[Ni{{(N{{H}_{3}})}_{6}}]}^{+2}}\] is:

    A) \[N{{H}_{3}}=0\,\,Ni=+2\]

    B) \[Ni=+1,\,N{{H}_{3}}=-1/6\]

    C) \[Ni=+1,\,N{{H}_{3}}=+1/6\]

    D) \[Ni=+0,\,N{{H}_{3}}=+2\]

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  • question_answer81) Which of the following order is correct c metal radius in \[IA\] group?

    A) \[K>Rb>Cs\]

    B) \[Li>Na>K\]

    C) \[Cs<K<Li\]

    D) \[Na<K<Rb\]

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  • question_answer82) The conjugated base of \[{{[{{H}_{2}}P{{O}_{4}}]}^{-}}\] is:

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

    B) \[{{[HP{{O}_{4}}]}^{-2}}\]

    C) \[H\]

    D) \[P{{O}_{4}}^{-3}\]

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  • question_answer83) In which of the following oxidation state shows by the iodine?

    A) \[+1,-1,+3,+5\]

    B) \[+1,-1,+3,+5,+7\]

    C) \[+1,+3,+5\]

    D) \[+1,+3,+7\]

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  • question_answer84) In which of the following is not ion?

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

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

    C) \[CaB{{r}_{2}}\]

    D) \[{{P}_{4}}{{S}_{3}}\]

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  • question_answer85) This electronic configuration shows element of: \[\underset{1S}{\mathop{}}\,\,\,\,\,\,\,\,\,\,\,\underset{2S}{\mathop{}}\,\,\,\,\,\,\,\,\,\,\,\,\,\underset{2P}{\mathop{}}\,\]

    A) oxygen

    B) neon

    C) fluorine

    D) nitrogen

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  • question_answer86) In this reaction \[X+2YU+3V\] chemically known that \[10g\]of X react with \[20g\]of mixture of Y gives \[5g\]of U. Then quantity of V will be:

    A) \[30g\]

    B) \[25g\]

    C) \[2.5g\]

    D) none of these

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  • question_answer87) In which of the following will be oxidized to the formation of ketone?

    A) t-butyl alcohol

    B) 2-butanol

    C) 1-butanol

    D) 2-Propanol

    View Answer play_arrow
  • question_answer88) \[C{{l}_{2}}+{{H}_{2}}SHCl+S.\]In this chemically reaction changes in oxidation number of sulphur is:

    A) \[0\] to \[2\]

    B) \[-2\]to \[0\]

    C) \[2\]to \[0\]

    D) \[-2\] to \[-1\]

    View Answer play_arrow
  • question_answer89) Which of the following react with \[A{{g}_{2}}S\]ore to the obtained of \[A{{g}_{2}}S\] ore in solution:

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

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

    C) \[{{C}_{6}}{{H}_{5}}CN\]

    D) \[NaCN\]

    View Answer play_arrow
  • question_answer90) \[X+C{{H}_{3}}COOH\xrightarrow{{}}Ester+{{H}_{2}}O,\], X is:

    A) alcohol

    B) pyridine

    C) alkane

    D) acid

    View Answer play_arrow
  • question_answer91) In which of the compound of urea?

    A) Ammonium thiocyanate

    B) Ammonium cyanide

    C) Ammonium cyanate

    D) Glacin

    View Answer play_arrow
  • question_answer92) \[C{{H}_{3}}-O-{{C}_{2}}{{H}_{5}}+HI\xrightarrow{{}}A,\] product A is:

    A) \[C{{H}_{3}}I+{{C}_{2}}{{H}_{5}}I\]

    B) \[C{{H}_{3}}I+{{C}_{2}}{{H}_{5}}OH\]

    C) \[C{{H}_{3}}CHI+C{{H}_{3}}OH\]

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

    View Answer play_arrow
  • question_answer93) The acetone obtained from the ozonolysis of:

    A) isobutene

    B) 2-butene

    C) butyne

    D) 1-butene

    View Answer play_arrow
  • question_answer94) Which of die following example to the formation of \[C{{H}_{3}}-CH=N-N{{H}_{2}}\] from the reaction between acetaldehyde and hydrazin?

    A) Electrophilic substitution

    B) Nucleophilic substitution

    C) Alimesh

    D) Condensation

    View Answer play_arrow
  • question_answer95) The heat of hydrozination of \[C{{H}_{2}}=C{{H}_{2}}\] is \[30kcal/mole,\] what is the heat of hydrozination of 1, 3 butadiene?

    A) \[63\text{ }kcal/mole\]

    B) \[57\text{ }kcal/mole\]

    C) \[\text{60 }kcal/mole\]

    D) \[30\text{ }kcal/mole\]

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

    A) \[{{H}_{4}}\text{ }EDTA\]tetrabasic

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

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

    D) \[{{H}_{3}}P{{O}_{2}}\]

    View Answer play_arrow
  • question_answer97) In which of the following will have highest hydration?

    A) \[Rb\]

    B) \[Cs\]

    C) \[Na\]

    D) \[K\]

    View Answer play_arrow
  • question_answer98) Which of the following structure is false?

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

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

    C) \[C{{H}_{3}}-CH=O-H\]


    View Answer play_arrow
  • question_answer99) The \[_{p}{{K}_{a}}\] \[HN{{O}_{2}}\]is \[3.37\]. What is the pH of \[0.01mole/litre\]aqueous solution of\[HN{{O}_{2}}\]?

    A) \[2.69\]

    B) \[8.67\]

    C) \[1.69\]

    D) \[3.57\]

    View Answer play_arrow
  • question_answer100) \[\alpha \] particle is:

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

    B) \[He\]

    C) \[_{2}H{{e}^{4}}\]

    D) \[{{[H{{e}_{2}}]}^{+2}}\]

    View Answer play_arrow
  • question_answer101) Which of the following obtained from the effect of a molecule on \[Mg\]?

    A) \[Si\]

    B) \[Pa\]

    C) \[P\]

    D) \[Ra\]

    View Answer play_arrow
  • question_answer102) In which of the following shows resonance structure?





    View Answer play_arrow
  • question_answer103) Quick lime and slacked lime respectively is:

    A) \[CaO\]and \[CaC{{O}_{3}}\]

    B) \[Ca{{(OH)}_{2}}\]and \[CaO\]

    C) \[CaO\] and \[Ca{{(OH)}_{2}}\]

    D) \[CaC{{O}_{3}}\] and \[Ca{{(OH)}_{2}}\]

    View Answer play_arrow
  • question_answer104) In which of the following become reducting of metal (this reaction is not balanced equation):

    A) \[{{[C{{r}_{2}}{{O}_{7}}]}^{-2}}\xrightarrow{{}}{{[Cr{{O}_{4}}]}^{-2}}\]

    B) \[{{[Fe{{(CN)}_{6}}]}^{-4}}\xrightarrow{{}}{{[Fe{{(CN)}_{6}}]}^{-3}}\]

    C) \[Mn{{O}_{4}}^{-}\xrightarrow{{}}Mn{{O}_{2}}\]

    D) \[Mn{{O}_{4}}^{-2}\xrightarrow{{}}Mn{{O}_{4}}^{-1}\]

    View Answer play_arrow
  • question_answer105) The ore of copper is:

    A) Bauxite

    B) malachite

    C) cinnabar

    D) none of these

    View Answer play_arrow
  • question_answer106) What is the proper of transition element in the following:

    A) High ionization potential

    B) Positive reduction potential

    C) Changes oxidation state

    D) Low melting point

    View Answer play_arrow
  • question_answer107) The relation between 2C and K in equilibrium is:

    A) \[{{K}_{p}}={{K}_{c}}{{(RT)}^{\Delta n}}\]

    B) \[{{K}_{p}}={{K}_{c}}\times RT\]

    C) \[{{K}_{c}}={{K}_{p}}{{(RT)}^{\Delta n}}\]

    D) \[{{K}_{c}}={{K}_{p}}\times \Delta n\]

    View Answer play_arrow
  • question_answer108) In which of the following show the cis- trans geometry isomerism?

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

    B) \[C{{l}_{2}}C=C{{H}_{2}}\]

    C) \[C{{l}_{2}}C=CC{{l}_{2}}\]

    D) \[ClCH=CHCl\]

    View Answer play_arrow
  • question_answer109) Which of the following is natural polymer?

    A) Polythene

    B) Nitro cellulose

    C) Backelite

    D) Rubber

    View Answer play_arrow
  • question_answer110) What is hybridisation of N in pyrole and tri-methyl amine?

    A) \[s{{p}^{2}}\]

    B) \[s{{p}^{3}}\]

    C) \[sp\]

    D) None of these

    View Answer play_arrow
  • question_answer111) Nylon is the polymer of:

    A) Acetylene

    B) Butadyene

    C) Adipic acid

    D) Ethylene

    View Answer play_arrow
  • question_answer112) The false name of \[NaCl\] is:

    A) Sodium chloride

    B) GIobar salt

    C) Rock salt

    D) None of these

    View Answer play_arrow
  • question_answer113) In \[C{{H}_{3}}C{{H}_{2}}OH,\] \[C{{H}_{3}}-O-C{{H}_{3}}\] isomerism is:

    A) functional isomerism

    B) position isomerism

    C) chain isomerism

    D) none of these

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  • question_answer114) Allotropes of carbon is:

    A) diamond

    B) graphite

    C) both and

    D) none of these

    View Answer play_arrow
  • question_answer115) \[C{{H}_{3}}CHO+G.R.\xrightarrow{{}}X\]product is:

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

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

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

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

    View Answer play_arrow
  • question_answer116) \[10,18,36,54\]and 86 atomic number have all element is:

    A) light metal

    B) inert gas

    C) weak earth metal

    D) halogen

    View Answer play_arrow
  • question_answer117) The minimum configuration of an element is \[4{{s}^{1}},3{{d}^{10}}\]possible element is:

    A) element of a group 10th

    B) a metal

    C) a non metal

    D) liquid at \[{{2981}^{o}}C\]

    View Answer play_arrow
  • question_answer118) Which of the following tells self going reaction:

    A) \[E>O\]

    B) \[\Delta G>O\]

    C) \[K>Q\]

    D) None of these

    View Answer play_arrow
  • question_answer119) \[{{C}_{6}}{{H}_{5}}COC{{H}_{3}}\]react with \[NaOH\]and bromine gives:

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

    B) \[{{C}_{6}}{{H}_{5}}CONa\]

    C) \[{{C}_{6}}{{H}_{5}}CONa+CHB{{r}_{3}}\]

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

    View Answer play_arrow
  • question_answer120) The value of \[\Delta {{G}^{o}}\] of \[1\text{ }mole\] of gaseous number is \[87\text{ }kJ/mole\]at \[{{25}^{o}}C\]. At this temperature the value of 2C will be:

    A) \[1.8\times {{10}^{15}}\]

    B) \[35\]

    C) \[5.7\times {{10}^{-15}}\]

    D) \[4.9\]

    View Answer play_arrow
  • question_answer121) The half-life of 1 molecule is 1 hour, its rate of dissociation is 1000 per second at that time then after 3 hours. Its rate of dissociation will be:

    A) \[333\]

    B) \[100\]

    C) \[250\]

    D) \[125\]

    View Answer play_arrow
  • question_answer122) The magnetic moment of complex \[Kn[Mn{{F}_{6}}]\] is \[4.9\text{ }BM\]. What is the oxidation of \[Mn\] and what is the value of n:

    A) \[M(V);n=1\]

    B) \[Mn(II);n=4\]

    C) \[M(III);n=3\]

    D) \[Mn(IV);n=2\]

    View Answer play_arrow
  • question_answer123) Which statement is incorrect of \[AgCl\]?

    A) \[AgCl\] is the more soluble than \[KI\].

    B) \[AgCl\] gives precipitate

    C) \[AgCl\] is less soluble in water

    D) \[AgI\] is less soluble than \[AgCl\]

    View Answer play_arrow
  • question_answer124) In which of the following atomic weight is correct?

    A) \[B=9.016\text{ }amu~\]

    B) \[B=10.26\text{ }amu\]

    C) \[N=14.123\text{ }amu\]

    D) \[0=10.02\text{ }amu\]

    View Answer play_arrow
  • question_answer125) The formula of brown ring complex compound in \[[Fe{{({{H}_{2}}O)}_{5}}N{{O}^{+}}]S{{O}_{4}},\] What is the oxidation number of \[Fe\]?

    A) \[+1\]

    B) \[+3\]

    C) \[+2\]

    D) \[-1\]

    View Answer play_arrow
  • question_answer126) A compound which molar concentration is \[240g/mole\]and empirical formula is \[C{{H}_{2}}O\] then its molecular formula is:

    A) \[{{C}_{6}}{{H}_{16}}{{O}_{8}}\]

    B) \[C{{l}_{2}}{{H}_{22}}{{O}_{12}}\]

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

    D) \[{{C}_{4}}{{H}_{8}}{{O}_{4}}\]

    View Answer play_arrow
  • question_answer127) The pH of water is 7. A substance dissolve in water then pH increase \[pH=13\] substance Y a salt is:

    A) strong acid and strong base

    B) strong acid and weak base

    C) weak acid and weak base

    D) weak acid and strong base

    View Answer play_arrow
  • question_answer128) In which of the following atom has minimum radii?

    A) \[Cl\]

    B) \[K\]

    C) \[Ar\]

    D) \[S\]

    View Answer play_arrow
  • question_answer129) In which of the following is para-uranium element?

    A) \[Po,Fm,Md\]

    B) \[Bk,Cf,Am\]

    C) \[TM,Nd,Pm\]

    D) \[Th,Np,Pu\]

    View Answer play_arrow
  • question_answer130) In which of the following reagent react with \[{{C}_{6}}{{H}_{6}}\]?

    A) \[Br/Fe\]

    B) \[C{{H}_{3}}Cl/Al\]

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

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

    View Answer play_arrow
  • question_answer131) Benzene react with \[C{{H}_{3}}Cl/AlC{{l}_{3}}\]. This reaction is called as:

    A) Friedel Craft reaction

    B) Aldol condensation

    C) Riemer Tiemann reaction

    D) None of these

    View Answer play_arrow
  • question_answer132) If the \[{{K}_{sp}}\] of \[AgCl\]is \[25\times {{10}^{-12}}\] at\[{{25}^{o}}C\]. Then solubility of \[AgCl\] is:

    A) \[5\times {{10}^{-13}}\]

    B) \[7.4\times {{10}^{-7}}\]

    C) \[5\times {{10}^{-6}}\]

    D) \[2.5\times {{10}^{-6}}\]

    View Answer play_arrow
  • question_answer133) The molar solubility for a solid \[[Mg{{(OH)}_{2}}]\]is 5 and solubility product is \[{{K}_{sp}}\] will be:

    A) \[s\]

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

    C) \[4{{s}^{3}}\]

    D) none of these

    View Answer play_arrow
  • question_answer134) Which of the substance is used in solar cells?

    A) \[Cs\]

    B) \[Si\]

    C) \[Sn\]

    D) \[Tn\]

    View Answer play_arrow
  • question_answer135) Which of the following deficiency scurvy disease is obtained?

    A) follic acid

    B) Ascorbic acid

    C) Neocin

    D) Thiamine

    View Answer play_arrow
  • question_answer136) The special property in plastic teflon from due to which element?

    A) \[F\]

    B) \[P\]

    C) \[N\]

    D) \[Cl\]

    View Answer play_arrow
  • question_answer137) The addition of pH and \[pOH\]in aqueous solution will:

    A) \[7\]

    B) \[_{p}{{K}_{\omega }}\]

    C) \[1\]

    D) zero

    View Answer play_arrow
  • question_answer138) Which subshell for any atom is wrong?

    A) \[2f\]

    B) \[3s\]

    C) \[4d\]

    D) \[5f\]

    View Answer play_arrow
  • question_answer139) Which of the following configuration is correct for the nitrogen?

    A) \[1{{s}^{2}},2{{s}^{2}}2{{p}^{2}}x2p{{y}^{1}}\]

    B) \[1{{s}^{2}},2{{s}^{2}}2{{p}^{2}}x2p{{y}^{1}}z\]

    C) \[1{{s}^{2}},2{{s}^{2}},2p{{x}^{1}},2p{{y}^{1}},2{{p}^{1}}z\]

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

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  • question_answer140) Who discovered the electron on the drop of oil:

    A) Milikan

    B) Rutherford

    C) Chadwick

    D) None of these

    View Answer play_arrow
  • question_answer141) The bond order of \[He{{H}^{+}}\] is:

    A) \[3/2\]

    B) \[1\]

    C) \[1/2\]

    D) \[2\]

    View Answer play_arrow
  • question_answer142) In which of the following the percentage of carbon is very high?

    A) Stainless steel

    B) Steel

    C) Cast yon

    D) Electric decomposed copper

    View Answer play_arrow
  • question_answer143) \[{{N}_{2}}{{O}_{4}}2N{{O}_{2}}\] In this reaction the dissociation of \[{{N}_{2}}{{O}_{4}}\] is X then the how much mole will of \[{{N}_{2}}{{O}_{4}}\] and \[N{{O}_{2}}\] at equilibrium:

    A) \[{{(1-x)}^{2}}\]

    B) \[1\]

    C) \[(1+x)\]

    D) \[2\]

    View Answer play_arrow
  • question_answer144) The forward rate of reaction is \[2.5\times {{10}^{-4}}\]at equilibrium for a reaction and backward rate of reaction is\[7.5\times {{10}^{-4}}\]. Then velocity constant is:

    A) \[2\]

    B) \[3\]

    C) \[1/3\]

    D) none of these

    View Answer play_arrow
  • question_answer145) Which of the following formula is more reactive for hydrolysis?

    A) \[-COOR\]

    B) \[-CON{{H}_{2}}\]

    C) \[-COOH\]

    D) \[-COCl\]

    View Answer play_arrow
  • question_answer146) A element is A. Whose electronic configuration is\[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{3}}\]. This element conbined with \[Ca\] and formed a compound. The formula of compound is:

    A) \[C{{a}_{3}}A\]

    B) \[C{{a}_{3}}{{A}_{2}}\]

    C) \[C{{a}_{2}}{{A}_{3}}\]

    D) \[CaA\]

    View Answer play_arrow
  • question_answer147) Which orbital is used in centre atom in \[N{{H}_{2}}\] bonding?

    A) \[s{{p}^{2}}\]

    B) \[s{{p}^{3}}\]

    C) \[sp\]

    D) \[s\]

    View Answer play_arrow
  • question_answer148) The isoelectronic of sulphide ion is:

    A) \[Kr\]

    B) \[Ne\]

    C) \[Ar\]

    D) \[Cl\]

    View Answer play_arrow
  • question_answer149) Which of the following is not isoelectronic species?

    A) \[Mg\] and \[N\]

    B) \[Be\]and \[N\]

    C) \[O\] and \[N\]

    D) \[Mg\] and \[O\]

    View Answer play_arrow
  • question_answer150) Addition of \[B{{r}_{2}}\] on \[C{{H}_{2}}=CH-C{{H}_{2}}-C{{H}_{3}}\]gives:

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

    B) \[Br-C{{H}_{2}}-C{{H}_{2}}\overset{Br}{\mathop{\overset{|}{\mathop{-C}}\,}}\,H-C{{H}_{3}}\]

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

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

    View Answer play_arrow
  • question_answer151) According to Markownikoffs rule addition of water on 1-butene gives:

    A) primary alcohol

    B) tertiary alcohol

    C) secondary alcohol

    D) none of these

    View Answer play_arrow
  • question_answer152) IUPAC name is:

    A) 1-amino, 1-phenyl, 2-methyl propane

    B) 2-methyl 1-amino 1-phenyl propane

    C) 1-amino 2-methyl 1-phenyl propane

    D) 1-isopropyl 1-phenyl methyl amine

    View Answer play_arrow
  • question_answer153) Strong acid is:

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

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

    C) \[Cl-C{{H}_{2}}-COOH\]

    D) \[Cl-C{{H}_{2}}-C{{O}_{2}}-H\]

    View Answer play_arrow
  • question_answer154) Which carbonium ion is highly stable?

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

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

    C) \[P{{h}_{3}}{{C}^{+}}\]

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

    View Answer play_arrow
  • question_answer155) In which of following is not classified glycin?

    A) A-zwitter ion

    B) A base

    C) L-amino acid

    D) A chelating agent

    View Answer play_arrow
  • question_answer156) Incorrect for the glucose

    A) combined with \[6-C\]

    B) mutarotation

    C) aldose

    D) disaccharide

    View Answer play_arrow
  • question_answer157) The IUPAC name of \[{{(C{{H}_{3}})}_{2}}CHCH(C{{H}_{3}})C{{H}_{2}}-CH=C{{H}_{2}}\] is:

    A) 2-3 di methyl hexene

    B) 2, 3 di methyl hexane

    C) 4, 5, 5 trimethyl pentene

    D) 4, 5 di methyl hexene

    View Answer play_arrow
  • question_answer158) In which gives geometry isomerism?

    A) 3-flouro propene

    B) 1-chloro propene

    C) 1, 2-dibromo ethylene

    D) Penta 2-ene

    View Answer play_arrow
  • question_answer159) The electronic configuration of \[Mg\] \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}\]. The number of proton is:

    A) \[12\]

    B) \[10\]

    C) \[2\]

    D) \[6\]

    View Answer play_arrow
  • question_answer160) If X obey the octate rule then the number of unpaired electron pair will on it, if \[M-X-N\]compound formed:

    A) \[1\]

    B) \[2\]

    C) \[0\]

    D) none of these

    View Answer play_arrow
  • question_answer161) The structure of ion of oxygen in peroxide, super oxide and ozonite respectively is:

    A) \[{{O}_{2}}^{-2},{{O}_{2}}^{-},{{O}_{3}}^{-}\]

    B) \[{{O}_{2}}^{-2},{{O}^{-2}},{{O}^{3-}}\]

    C) \[{{O}_{2}}^{-},{{O}_{2}}^{2},{{O}_{3}}^{-2}\]

    D) \[{{O}_{2}}^{-},{{O}_{3}}^{-3},{{O}_{3}}^{-2}\]

    View Answer play_arrow
  • question_answer162) In which ratio is correct of alkaline earth metal and family of chalcogen?

    A) \[1:1\]

    B) \[1:3\]

    C) \[1:2\]

    D) \[2:1\]

    View Answer play_arrow
  • question_answer163) Add \[0.01M\text{ }HCl\]in some amount in aqueous solution of acetic acid:

    A) \[E{{q}^{m\,}}cone.\,decreases\,of\,C{{H}_{3}}COOH\]

    B) \[E{{q}^{m}}cone.\,decreases\,of\,C{{H}_{3}}CO{{O}^{-}}\]

    C) \[E{{q}^{m}}cone.\text{ }increases\text{ }of\text{ }C{{H}_{3}}CO{{O}^{-}}\]

    D) No any change

    View Answer play_arrow
  • question_answer164) The chemically name of gammaxene:

    A) DDT

    B) benzene hexa chloride

    C) hexa chloro benzene

    D) chloral

    View Answer play_arrow
  • question_answer165) The adipose tissue in the skin is found in the:

    A) dermis

    B) subcutaneous layer

    C) Malpighian layer

    D) epidermal layer

    View Answer play_arrow
  • question_answer166) The colour of the skin is due to the presence of:

    A) keratohyalin found in the layer stratum granulosum

    B) collagen found in the subcutaneous layer

    C) melanin present in the dermis

    D) both a and b

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  • question_answer167) The mammary glands are derived from:

    A) sweat glands

    B) adipose tissue

    C) hair follicles

    D) sebaceous glands

    View Answer play_arrow
  • question_answer168) Which of the following is not a function of the mammalian skin?

    A) Display of emotions

    B) Formation of vitamin D

    C) Absorption of food scuff

    D) Excretion of waste matter

    View Answer play_arrow
  • question_answer169) Which one of the following is not the part of the epidermis ?

    A) Stratum granulosum

    B) Stratum lucidum

    C) Stratum cornium

    D) Subcutaneous ayer

    View Answer play_arrow
  • question_answer170) Enzymes arc essential in our body because they:

    A) supply the energy

    B) coordinate nervous activities

    C) catalyze biochemical reactions

    D) are structural component of the body

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  • question_answer171) The inorganic catalyst attached to enzymes is called:

    A) activator

    B) lysozyme

    C) apoenzyme

    D) inhibitor

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  • question_answer172) Metabolic processes in living organisms are catalyzed by:

    A) hormones

    B) enzymes

    C) lipids

    D) amino acids

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  • question_answer173) Breaking down of organic compounds in the body and liberation of energy is :

    A) a catabolic process

    B) an anabolic process

    C) a digestive process

    D) none of the above

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  • question_answer174) The process of synthesis of glycogen formation in the liver is due to:

    A) glycolysis

    B) glycogenolysis

    C) glycogenesis

    D) none of the above

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  • question_answer175) Vitamins are:

    A) organic compounds

    B) hormones

    C) minerals

    D) salts

    View Answer play_arrow
  • question_answer176) the following the function that includes all the others is :

    A) excretion

    B) metabolism

    C) digestion

    D) respiration

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  • question_answer177) A nutrient which is used to build protoplasm is;

    A) fat

    B) protein

    C) carbohydrate

    D) calcium

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  • question_answer178) Two elements needed for building healthy teeth and bones are:

    A) iron and calcium

    B) phosphorous and iron

    C) calcium and phosphorous

    D) none of the above

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  • question_answer179) Apart of the digestive system which is not in contact with food is :

    A) large intestine

    B) small intestine

    C) trachea

    D) liver

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  • question_answer180) M. Saliva converts:

    A) starch into maltose

    B) fats into fatty acids

    C) glycogen into glucose

    D) proteins into amino acids

    View Answer play_arrow
  • question_answer181) A secretion that digests both carbohydrates and proteins is:

    A) ptyalin

    B) pepsin

    C) pancreatic juice

    D) saliva

    View Answer play_arrow
  • question_answer182) Food is moved along the alimentary canal by the contraction known as :

    A) peristalsis is

    B) epiglottis

    C) osmosis

    D) cyclosis

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  • question_answer183) Villi are present in the :

    A) large intestine

    B) small intestine

    C) colon

    D) stomach

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  • question_answer184) Fatty acids are absorbed by the :

    A) lacteals

    B) pylorous

    C) colon

    D) capillaries

    View Answer play_arrow
  • question_answer185) Hydrochloric acid in the stomach is secreted by some special type of cells called :

    A) peptic cells

    B) goblet cells

    C) oxyntic cells

    D) gastric cells

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  • question_answer186) Enzyme carbohydrates dominate in the digestive tract of:

    A) carnivores

    B) omnivores

    C) parasites

    D) herbivores

    View Answer play_arrow
  • question_answer187) In Horses, Rabbits, Hares, the cellulose gets digested in the :

    A) caecum

    B) stomach

    C) appendix

    D) rumen

    View Answer play_arrow
  • question_answer188) The pylorous is the constricted part of the alimentary canal which is situated between:

    A) stomach and duodenum

    B) oesophagus and stomach

    C) duodenum and ileum

    D) ileum and rectum

    View Answer play_arrow
  • question_answer189) The intestinal juice, succus entericus is secreted by:

    A) Brunners gland

    B) Kupffer cells

    C) crypts of Leiberkuhn

    D) goblet cells

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  • question_answer190) Below freezing point, the pepsin :

    A) becomes over activated

    B) gets destroyed

    C) remains unaffected

    D) gets inactivated

    View Answer play_arrow
  • question_answer191) The correct order of structures through which the air passes in the body is :

    A) nasal cavity, larynx, trachea, bronchi, air sacs

    B) bronchi, nasal cavity, larynx, trachea, air sacs

    C) larynx bronchi, nasal cavity, trachea, air sacs

    D) nasal cavity, trachea, larynx, bronchi, air sacs

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  • question_answer192) The trachea is prevented from collapsing by the presence by rings of:

    A) striated muscles

    B) cartilage

    C) adenoids

    D) sinuses

    View Answer play_arrow
  • question_answer193) The process of breathing is controlled by respiratory centre located in the:

    A) spinal cord

    B) cerebellum

    C) medulla oblongata

    D) hypothalamus

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  • question_answer194) When the carbon dioxide concentration in blood increases, the rate of breathing will:

    A) remain unaffected

    B) decrease

    C) stop

    D) increase

    View Answer play_arrow
  • question_answer195) During inspiration :

    A) the diaphragm gets raised and ribs get lowered

    B) both diaphragm and ribs raised

    C) both diaphragm and ribs get lowered

    D) the diaphragm get flattened and ribs get raised

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  • question_answer196) Which one of the following can respire in the absence of oxygen?

    A) Amoeba

    B) Tapeworm

    C) House fly

    D) Hydra

    View Answer play_arrow
  • question_answer197) The breathing rate gets increased by the increase in the content of :

    A) nitrogen

    B) oxygen

    C) carbon dioxide

    D) carbon monoxide

    View Answer play_arrow
  • question_answer198) The normal rate of respiration in man per minute is about:

    A) 10 to 15 times

    B) 16 to 20 times

    C) 19 to 21 times

    D) 23 to 25 times

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  • question_answer199) A normal man at rest inspires and expires about 500 millilitres of air, this amount is known as:

    A) complimental volume of air

    B) tidal volume of air

    C) reserve volume of air

    D) residual volume of air

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  • question_answer200) One of the following is not a respiratory pigment?

    A) Anthocyanin

    B) Haemoglobin

    C) Haemoerythrin

    D) Haemocyanin

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  • question_answer201) The disease that occurs when the haemoglobin content of the blood goes down is :

    A) plurisy

    B) emphysema

    C) anaemia

    D) pneumonia

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  • question_answer202) The percentage of carbon dioxide, oxygen and nitrogen in exhaled air of man are about:

    A) \[0.04-16{}^\circ 79\]

    B) \[0.4-20{}^\circ 70\]

    C) \[4.0-20{}^\circ 79\]

    D) \[4.0-16{}^\circ 79\]

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  • question_answer203) The transport of oxygen by the blood takes place by :

    A) leucocytes

    B) thrombocytes

    C) plasma

    D) erythrocytes

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  • question_answer204) Theory throcytes of mammals are, without nucleus except in one of the following?

    A) Man

    B) Monkey

    C) Elephant

    D) Camel

    View Answer play_arrow
  • question_answer205) The blood in the vessels does not coagulate under normal conditions because of the presence of:

    A) calcium

    B) heparin

    C) prothrombin

    D) none of the above

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  • question_answer206) Erythrocytes are formed in the:

    A) thymus

    B) liver

    C) bone marrow

    D) spleen

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  • question_answer207) All the following statements in respect of arteries are true except:

    A) they contain valves

    B) they are thick walled and contractile

    C) they carry blood away from the heart

    D) they contain elastic tissue

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  • question_answer208) All of the following veins carry deoxygenated blood except:

    A) renal vein

    B) superior vena cava

    C) pulmonary vein

    D) inferior vena cava

    View Answer play_arrow
  • question_answer209) All of the following statements are true in respect of white blood corpuscles except:

    A) they are formed in lymph glands

    B) they eat bacteria and-foreign bodies

    C) they move like Amoeba

    D) they move like Paramecium

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  • question_answer210) The impulse of the heart beat originates from:

    A) Hensens node

    B) Sinu auricular node

    C) Ranviers node

    D) Auriculo ventricular node

    View Answer play_arrow
  • question_answer211) A person with type A blood group may safely receive a transfusion of:

    A) type A B

    B) type A and type O

    C) type A and type AB

    D) type AB and type O

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  • question_answer212) Serum is like plasma except that it has no:

    A) haemoglobin

    B) fibrin

    C) fibrinogen

    D) red blood corpuscles

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  • question_answer213) Circulation of blood is called open in :

    A) Man

    B) Frog

    C) Cockroach

    D) Fish

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  • question_answer214) The correct sequence of steps in clotting of blood is:

    A) platelet, fibrin, fibrinogen, thrombin, prothrombin

    B) platelet, thrombin, fibrin, fibrinogen, prothrombin

    C) platelet, fibrin, fibrinogen, prothrombin, thrombin

    D) platelet, prothrombin, thrombin, fibrinogen, fibrin

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  • question_answer215) Persons having no antigen in RBC and both a and b antibodies are known as universal donors. Their blood group is :

    A) A

    B) AB

    C) O

    D) B

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  • question_answer216) The elimination of urea is termed as :

    A) ureotelism

    B) ammonotelism

    C) urecotelism

    D) none of the above

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  • question_answer217) The filterate from the glomerulus contains :

    A) urea, uric acid, ammonia and water

    B) urea and uric acid only

    C) urea, uric acid and water

    D) urea, uric acid, glucose and water

    View Answer play_arrow
  • question_answer218) Urea in the body of animals is formed as a result of:

    A) deamination of amino acids

    B) oxidation of glucose

    C) hydrolysis of fats

    D) emunification of fats

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  • question_answer219) The part of the brain which is most developed in higher primates is :

    A) cerebellum

    B) cerebrum

    C) medulla oblongata

    D) olfactory lobes

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  • question_answer220) The cerebellum is concerned with :

    A) memory

    B) perception

    C) intelligence

    D) coordination of muscular movement

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  • question_answer221) A mass of cytons is called as :

    A) synapse

    B) ganglion

    C) motor nerve

    D) nerve fibre

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  • question_answer222) The pathway of reflex arc as:

    A) sense organ, spinal cord, motor neuron, sensory nerve, muscle

    B) sense organ, sensory neuron, motor neuron, spinal cord, muscle

    C) sense organ, motor neuron, spinal cord, sensory neuron, muscles

    D) sense organ, motor neuron, spinal cord, sensory neuron, muscle

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  • question_answer223) The sense of balance maintained with the help of:

    A) hammer

    B) strirrup

    C) semicircular canals

    D) cochlea

    View Answer play_arrow
  • question_answer224) The small canal leading from pinna into the head in mammals is :

    A) Haversian canal

    B) auditory meatus

    C) inguinal canal

    D) eustachian tube

    View Answer play_arrow
  • question_answer225) The fluid present between the lens and the cornea in the eye is :

    A) aqueous humor

    B) endolymphatic fluid

    C) vitreous humor

    D) perilymphatic fluid

    View Answer play_arrow
  • question_answer226) The eye disease hypermetropia can becured by using:

    A) concave lens

    B) convex lens

    C) concavo-convex lens

    D) plane lens

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  • question_answer227) The unstriped muscles are found in :

    A) neck region

    B) heart region

    C) urinary bladder

    D) thigh region

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  • question_answer228) Hormones are distributed to the different body parts by:

    A) ducts

    B) blood

    C) nerves

    D) lymph

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  • question_answer229) Metamorphosis of Frog from tadpole to adult is controlled by :

    A) adrenalin

    B) thyroxin

    C) secretin

    D) insulin

    View Answer play_arrow
  • question_answer230) The basal metabolism rate of the body is regulated by:

    A) parathyroid

    B) thymus

    C) pituitary

    D) thyroid

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  • question_answer231) An endocrine gland known as gland of emergency is :

    A) pituitary

    B) parathyroid

    C) adrenal

    D) pancreas

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  • question_answer232) One of the hormone, which when secreted increase the blood pressure, heart beat output of glucose in the blood :

    A) thyroxin

    B) aldosterone

    C) adrenalin

    D) testosterone

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  • question_answer233) Water vascular system is a pecularity of:

    A) Porifera

    B) Coelenterata

    C) Mollusca

    D) Echinodermata

    View Answer play_arrow
  • question_answer234) A definite number of segments is found in :

    A) Slug

    B) Earthworm

    C) Leech

    D) Tapeworm

    View Answer play_arrow
  • question_answer235) Which of the following is a Coelenterate?

    A) Sea urchin

    B) Sea horse

    C) Sea pen

    D) Sea cucumber

    View Answer play_arrow
  • question_answer236) What is common amongst Tapeworm Liver fluke and Planaria?

    A) They are all segmented

    B) They are all found in gut

    C) They all have a coelom

    D) They are all Hat

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  • question_answer237) You are examining a water sample from a pond which is full of water plants. You find an animal which is cylindrical and shows a long filamentous structure at one end. It is not stationary and shows variety of movements. It could:

    A) Paramecium

    B) Tadpole

    C) Hydra

    D) Amoeba

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  • question_answer238) Kala-azar is caused by :

    A) Trypanosoma

    B) Leishmania

    C) Amoeba

    D) tse-tse fly

    View Answer play_arrow
  • question_answer239) Which is the secretion of body of an insect?

    A) Lac

    B) Wax

    C) Sulphur

    D) Phosphorus

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  • question_answer240) Basic unit of compound eyes of Cockroach is:

    A) ocselli

    B) ommatidia

    C) ratinule

    D) crystalline core

    View Answer play_arrow
  • question_answer241) The larva of Housefly breathes by means of:

    A) gills

    B) trachea tubes

    C) body surface

    D) does not breathe

    View Answer play_arrow
  • question_answer242) A normal human being will have:

    A) 22 pairs of chromosome

    B) 23 pairs of chromosome

    C) 44 pairs of chromosome

    D) 46 pairs of chromosome

    View Answer play_arrow
  • question_answer243) The human sperm cell contains:

    A) 46 chromosomes

    B) 44 chromosomes and 1X and 1Y chromosome

    C) 23 chromosomes only

    D) 23 chromosomes and 1X and 1Y chromosome

    View Answer play_arrow
  • question_answer244) The haemoglobin of people suffering from sickle cell anaemia differs from normal haemoglobin by one:

    A) lipid

    B) monosaccharide

    C) fatty acid

    D) amino acid

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  • question_answer245) If a man who is colour blind marries a woman who is pure normal for colour vision, the chances of their sons having colour blindness is:

    A) 100%

    B) 50 : 50

    C) (zero) 0%

    D) 75 : 25

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  • question_answer246) Absence of a digit or limb in a man is due to:

    A) germinal variation

    B) somatic variation

    C) continuous variation

    D) none of the above

    View Answer play_arrow
  • question_answer247) Brachydactyly is due to :

    A) dominant gene on the autosome

    B) recessive gene on the autosome

    C) dominant gene on the sex chromosome

    D) none of the above

    View Answer play_arrow
  • question_answer248) Uncontrolled twitching of voluntary muscles is a symptom of:

    A) phenylketonuria

    B) Hutingtons chorea

    C) alkaptonuria

    D) haemophilia

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  • question_answer249) The gene for haemophilia is located on:

    A) Y-chromosome

    B) X-chromosome

    C) autosome

    D) both a and b

    View Answer play_arrow
  • question_answer250) Cause of Downs syndrome is due to :

    A) trisomy of 21st chromosome

    B) trisomy of X chromosome

    C) monosomy of 21s1 chromosome

    D) none of the above

    View Answer play_arrow
  • question_answer251) A lady becomes haemophilic when the recessive gene responsible for it is located on:

    A) both autosome and sex chromosome

    B) on X chromosome

    C) both the X chromosome

    D) none of the above

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  • question_answer252) The cause of Cat-cry syndrome is due to :

    A) loss of a segment of X chromosome

    B) loss of a segment of 5th chromosome

    C) loss of segment of \[\text{Y}\] chromosome

    D) none of the above

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  • question_answer253) Deletition of a part of 22nd chromosome and its subsequent attachments to the 9th chromosome results in:

    A) bleeders disease

    B) phenylketonuria

    C) granulocytic leukemia

    D) none of the above

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  • question_answer254) Webbed neck, low set ears and broad chest are the symptoms associated with :

    A) females having XXX chromosomes

    B) females having XO chromosomes

    C) females having XX chromosomes

    D) none of the above

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  • question_answer255) Abnormal sterile male, with underdeveloped genetilia, feeble breasts and sponsely hairy body are symptoms associates with:

    A) males having XXY chromosomes

    B) males having XY chromosomes

    C) males having XYY chromosomes

    D) none of the above

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  • question_answer256) XYY males show the following symptoms :

    A) underdeveloped genitilia, sterile and feeble breasts

    B) over developed genitilia, unusual increase in height, criminal bent of mind

    C) normal height and normal development of genetilia

    D) none of the above

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  • question_answer257) PKU is caused by the lack of gene for:

    A) a hormone

    B) an enzyme

    C) liver cells

    D) brain cells

    View Answer play_arrow
  • question_answer258) The genotype for blood group B will be:

    A) AB or AB

    B) BB or BO

    C) AB or OO

    D) BB or AA

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  • question_answer259) The blood-group AB is considered universal recipient because it has :

    A) antibodies for A and B

    B) antibodies neither for A nor for B

    C) antibodies for B only

    D) none of the above

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  • question_answer260) Chromosome other than sex chromoson is known as

    A) sex chromosome

    B) autosome

    C) autophage

    D) chromomere

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  • question_answer261) The gene responsible for causing re green colour blindness is located on:

    A) autosome

    B) X-chromosome

    C) Y-chromosome

    D) none of the above

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  • question_answer262) Gene in a test-tube was synthesized by:

    A) Watson and Crick

    B) H.G. Khorana

    C) Arthur Komberg

    D) Stanley Miller

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  • question_answer263) Surigical removal of testes is termed as:

    A) castration

    B) IUD

    C) vasectomy

    D) gastrula

    View Answer play_arrow
  • question_answer264) The sex ratio in India in 2000 stands

    A) 1000 males per 1200 females

    B) 1000 males per 965 females

    C) 1000 males per 1071 females

    D) 1000 males per 960 females

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  • question_answer265) Angiospermic companion cell is associated with:

    A) sieve tube

    B) vessels

    C) tracheids

    D) gymnospermic tracheids

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  • question_answer266) Lateral roots are originated from:

    A) cortex

    B) pericycle

    C) endodermis

    D) pith

    View Answer play_arrow
  • question_answer267) Cricket bats are formed by the wood of plant:

    A) Pinus roxburghii

    B) Morns alba

    C) Cedrus deodara

    D) Salix purpurea

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  • question_answer268) Oil is obtained from which plant of Compositae family?

    A) Delbergia sissoo

    B) Glycine max

    C) Carthamus tinctorius

    D) Brassica

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  • question_answer269) Study of flower is called:

    A) Anthology

    B) Spermology

    C) Malicology

    D) Agrostology

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  • question_answer270) Which of the following inhibits the enzymatic reaction by changing in the structure of enzyme?

    A) Competitive inhibition

    B) CoA

    C) Irreversible inhibition

    D) Allosteric inhibition

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  • question_answer271) The light reaction of photosynthesis does not show:

    A) photolysis of water

    B) release of \[{{H}_{2}}\]

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

    D) electron transport

    View Answer play_arrow
  • question_answer272) Epipetalous stamens, oblique septum and berry fruit is the characteristics of family:

    A) Solanaceae

    B) Malvaceae

    C) Cruciferae

    D) Labiatae

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  • question_answer273) Legume or pod is developed from:

    A) monocarpellary ovary

    B) multicarpellary ovary

    C) bicarpellary ovary

    D) epigynous ovary

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  • question_answer274) What will be the sequence of nucleotides in RNA if DNA have ATTGGC sequence?





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  • question_answer275) Which structure of enzyme help in active site formation?

    A) Quartemary

    B) Tertiary

    C) Secondary

    D) Primary

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  • question_answer276) Bulliform cells are found in:

    A) leaf of Wheat

    B) pod of Pea

    C) tuber of Potato

    D) sped of Sunflower

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  • question_answer277) If a pin is hammered in Mango tree above 2 metre of base, what will be the height of pin after 5 year:

    A) 5 metre

    B) 3 metre

    C) 10 metre

    D) 2 metre

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  • question_answer278) Endosperm of angiosperm is differ from gymnosperm because :

    A) endosperm forms before fertilization

    B) it remains for some time only

    C) endosperm does not form before fertilization

    D) fat is present in angiosperm

    View Answer play_arrow
  • question_answer279) Parasexuality is involved with:

    A) fusion of gamete and protoplast

    B) fusion of male gamete with secondary nucleus

    C) fusion of protoplast

    D) fusion of male and female gamete

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  • question_answer280) The flower divisible into two equal halves by a single vertical plane is called:

    A) zygomorphic

    B) symmetrical

    C) bilateral

    D) actinomorphic

    View Answer play_arrow
  • question_answer281) When pollen of a flower is transferred to stigma of other flower of same plant the phenomenon is called ?

    A) Allogamy

    B) Autogamy

    C) Dichogamy

    D) Cleistogamy

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  • question_answer282) The smallest flowering angiosperm is:

    A) Wolffia microsperma

    B) Moms alba

    C) Ricinus communis

    D) None of the above

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  • question_answer283) How many types of gametes may be produced by genotype D/d: E/e: F/f?

    A) 27

    B) 8

    C) 3

    D) 6

    View Answer play_arrow
  • question_answer284) Jumping genes were discovered by:

    A) H.G. Khorana

    B) Jacob and Monad

    C) B. McClintock

    D) Beadle and Tatum

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  • question_answer285) Chromosome is consist of:

    A) DNA and ATP

    B) DNA and histone

    C) RNA and histone

    D) DNA and RNA

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  • question_answer286) Ions involved in photosystem-\[\text{II}\] are

    A) \[M{{n}^{++}}\] and \[C{{l}^{-}}\]

    B) \[M{{g}^{+2}}\] and \[NO_{3}^{-}\]

    C) \[F{{e}^{+2}}\] and \[C{{l}^{-}}\]

    D) \[{{K}^{+}}\] and \[N{{a}^{+}}\]

    View Answer play_arrow
  • question_answer287) Formation of \[NADP{{H}_{2}}\] in chloroplast takes place in:

    A) non-cyclic photophosphorylation

    B) cyclic photophosphorylation

    C) oxidative phosphorylation

    D) substrate level phosphorylation

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  • question_answer288) Xerophytic plant is:

    A) Brassica

    B) Cuscuta

    C) Hydrilla

    D) Capparis

    View Answer play_arrow
  • question_answer289) In fungus:

    A) absence of chlorophyII

    B) presence of chlorophyll

    C) presence of leucophyll

    D) absence of leucophyu

    View Answer play_arrow
  • question_answer290) Chitgoza obtains from:

    A) Cycos revolute

    B) Cedrus

    C) Zamia

    D) Pinus gerardiana

    View Answer play_arrow
  • question_answer291) Fucoxanthin is found in:

    A) Chlorophyceae

    B) Phaeophyceae

    C) Rhodophyceae

    D) Bacillariophyceae

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  • question_answer292) Cycas contains

    A) resin canal

    B) mucilagenous canal

    C) lactiferous canal

    D) none of the above

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  • question_answer293) Mature sieve tube lacks:

    A) nucleus

    B) nucleus and chloroplast

    C) nucleolus and ER

    D) all of the above

    View Answer play_arrow
  • question_answer294) The name cytokinin was proposed by:

    A) Letham (1963)

    B) Miller (1964)

    C) Skoog (1955)

    D) both (a) and (c)

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  • question_answer295) Which of the following transfer continuously from nucleus to cytoplasm?

    A) Cellulose

    B) Glucose

    C) RNA

    D) DNA

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  • question_answer296) The cell organdies involved in energy transformation are:

    A) chloroplast and mitochondria

    B) chloroplast and leucoplast

    C) golgi body and mitochondria

    D) mitochondria and leucoplast

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  • question_answer297) The process by which water enters into plant cell is called :

    A) diffusion

    B) osmosis

    C) endosmosis

    D) both (b) and (c)

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  • question_answer298) The life cycle of yeast is:

    A) diplobiontic

    B) haplobiontic

    C) haplodiplobiontic

    D) all of the above

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  • question_answer299) Morphologically similar but physiologically dissimilar gametes are called :

    A) heterogamous

    B) isogamous

    C) anisogamous

    D) syngamous

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  • question_answer300) In which of the following pyrenoids are present?

    A) Mnrchantia

    B) Riccia

    C) Anthoceros

    D) all of the above

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  • question_answer301) Autecology is related with:

    A) animal ecology

    B) plant ecology

    C) ecological study of an individual species

    D) study of growing community

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  • question_answer302) Liquid part of Coconut is called:

    A) male gametophyte

    B) nucellus

    C) endosperm

    D) embryo

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  • question_answer303) Which of the following is biofertilizor?

    A) Polyporus

    B) Azotobactor

    C) Slaginella

    D) Bacillus

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  • question_answer304) Drug ephedrine is obtained from:

    A) Ephedra

    B) Cycas

    C) Pinus

    D) Taxus

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  • question_answer305) Reindeer moss is:

    A) Cladonia rangifera

    B) Funaria

    C) Sphnyinm

    D) Usnea

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  • question_answer306) Red rot of Sugarcane is caused by:

    A) Helminthosporium oryzae

    B) Colletorichum falcatum

    C) Cercospora personata

    D) Alternaria solani

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  • question_answer307) If a tube is filled after one hour when rate of cell division is one division per minute. Then half of tube will filled in:

    A) 30 minute

    B) 61 minute

    C) 59 minute

    D) 45 minute

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  • question_answer308) Which of the following reaction takes place in Krebs cycle?

    A) Reduction of acetyle CoA into \[C{{O}_{2}}\] and \[{{H}_{2}}O\]

    B) Oxidation of acetyle CoA into \[C{{O}_{2}}\] and \[{{H}_{2}}O\]

    C) Oxidation of acetyle CoA with electron transport system into \[C{{O}_{2}}\] and \[{{H}_{2}}O\]

    D) Oxidation of citric acid into \[{{H}_{2}}O\]

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  • question_answer309) The correct statement is:

    A) there is no diploid structure in sporogonium of Riccia

    B) sporogonium of Riccia is divided into foot, seta and capsule

    C) chloroplast is present in sporogonium and spore mother cell of Riccia

    D) none of the above

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  • question_answer310) Gossypium is an:

    A) bast fibre

    B) pappus

    C) outgrowth of testa

    D) outgrowth of pericarp

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  • question_answer311) Electron microscope was discovered by:

    A) Knoll and Ruska

    B) Ivanowski

    C) Lederberg and Tatum

    D) none of the above

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  • question_answer312) The leaves of Mimosa pudica droops down when touch because:

    A) leaves has nervous system

    B) leaves are very tender

    C) the turgor pressure of leaf base changes

    D) vascular bundle become dead

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  • question_answer313) Angiopperm and gymnosperm both are similar in respect of:

    A) fertilization method

    B) presence of ovule

    C) presence of vessels

    D) nature of endosperm

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  • question_answer314) Root pressure is measured by:

    A) barometer

    B) auxanometer

    C) manometer

    D) photometer

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  • question_answer315) The living fossil is:

    A) Finns

    B) Cedrus

    C) Ginkgo

    D) None of these

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  • question_answer316) In snapdragon when red and white flowered plants are crossed \[{{F}_{1}}\] generation (is pink in colour of flower. Now \[{{F}_{1}}\] offspring is crossed with white flowered plant than off springs will be:

    A) ratio of red and white flower is 3 : 1

    B) 10% red flower

    C) ratio of red, pink and white is 1 : 2 : 1

    D) ratio of pink and white flowered plants is 1 : 1

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  • question_answer317) Kaziranga is associated with:

    A) Rhinoceros

    B) Tigers

    C) Birds

    D) Lions

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  • question_answer318) Blue-green algae is found in:

    A) Cycas

    B) Pinus

    C) Scales of Marchantia

    D) Rice in

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  • question_answer319) Turpentine oil is obtained from:

    A) Pinus

    B) Cycas

    C) Cedrus

    D) Petroleum

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  • question_answer320) In gametophyte of fern:

    A) prothallus is independent from sporophyte

    B) prothallus is attached with sporophyte

    C) it is main plant body

    D) a structure attached with rhizome

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  • question_answer321) The lack of fruit formation in gymnosperm is due to:

    A) absence of fertilization

    B) lack of seeds

    C) naked ovule

    D) sheding of immature seed

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  • question_answer322) In Pteridium meiosis takes place at the time of:

    A) spore formation

    B) organ formation in prothallus

    C) spore germination

    D) gamete formation

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  • question_answer323) Club moss is the common name of:

    A) Selaginella

    B) Funaria

    C) Polaniogeton

    D) Lycopodium

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  • question_answer324) Pneumatophores (respiratory roots) are found in:

    A) Pistia

    B) Cahbranchia

    C) Rhizophora

    D) All of the above

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  • question_answer325) All tissues consist of cells sentence was said by:

    A) Wallace

    B) Virchow

    C) Schleiden

    D) None of these

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  • question_answer326) The part of mushroom comes out from soil is called:

    A) basidiocarp

    B) ascogonium

    C) ascocarp

    D) pericarp

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  • question_answer327) The red colour of red sea is due to which of the following blue-green algae:

    A) Chlamydomonas nivalis

    B) Anabaena

    C) Microcystis

    D) Trichodesmhim

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  • question_answer328) The vascular bundle which have phloem in both side of xylem is called:

    A) Radial

    B) Bicollateral

    C) Collateral

    D) Amphicribral

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  • question_answer329) Bean is non-endospermic seed because :

    A) at the germination time, cotyledons come out from soil

    B) endosperm is absent

    C) embryo have two cotyledons with starch

    D) endosperm is filled with albumin

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  • question_answer330) Parthenogenesis takes place when:

    A) unfertilized egg develops into an embryo

    B) embryo forms with the fusion of egg and sperm

    C) embryo formation occurs from other cell

    D) sperm forms the embryo

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  • question_answer331) Which of the following is prokaryotes?

    A) Vaucheria

    B) Ficus

    C) Sargassum

    D) Oscillatoria

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  • question_answer332) Rauwolfiu serpentina is used for the treatment of:

    A) blood pressure

    B) diabetes

    C) lack of sleeping

    D) paralysis

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  • question_answer333) Caryopsis is the characteristic of family:

    A) Poaceae

    B) Fabaceae

    C) Asteraceae

    D) Malvaceae

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  • question_answer334) Extra chromosomal DNA is found in:

    A) golgi body and lysosome

    B) chloroplast and mitochondria

    C) plastid and ribosome

    D) none of the above

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  • question_answer335) Enzymes used in glycolysis are found in:

    A) inner membrane of mitochondria

    B) outer membrane of mitochondria

    C) cytoplasm

    D) none of the above

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  • question_answer336) In the glucose synthesis \[{{H}_{2}}\] obtains from:

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

    B) \[NADP{{H}_{2}}\]

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

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

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  • question_answer337) In T.S. of root:

    A) metaxylem present inner side and protoxylem in in outer side

    B) protoxylem present in inner side and metaxylem in outer side

    C) protoxylem remains absent

    D) protoxylem and metaxylem are not present on same radius

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  • question_answer338) The reason of dropsy is:

    A) Ricinus communis

    B) Argemon maxicana

    C) Sunflower

    D) Datura

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  • question_answer339) The function of restriction enzyme is:

    A) cleavages of protein

    B) cleavages of DNA

    C) cleavages of fat

    D) cleavages of starch

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  • question_answer340) When a solute is dissolved in pure solvent, the change in diffusion pressure called:

    A) diffusion

    B) DFD

    C) osmosis

    D) endosmosis

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  • question_answer341) The correct statement is:

    A) perithecium is the fruiting body of Aspergillus

    B) sexual reproduction of Albugo is oogamous

    C) Ascomycetes are known as club fungi

    D) sexual reproduction in Helminthosporium is oogamous

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  • question_answer342) In pond ecosystem which of the following is not affected by temperature?

    A) Metalimnion

    B) Epilimnion

    C) Hypolimnion

    D) All of the above

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  • question_answer343) Phylloclade is the modification of:

    A) root

    B) petiole

    C) stem

    D) leaf

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  • question_answer344) Rennin used in cheese industry is an:

    A) antibiotic

    B) enzyme

    C) inhibitor

    D) alkaloid

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  • question_answer345) Nucellus is found in:

    A) leaf

    B) ovule

    C) pollen

    D) cell

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  • question_answer346) Hormone used for ripening fruits is:

    A) ethylene

    B) auxin

    C) cytokinin

    D) ABA

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  • question_answer347) Cystolith is made up of:

    A) calcium oxide

    B) calcium oxilate

    C) calcium carbonate

    D) calcium chloride

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  • question_answer348) Maximum number of chromosomes are present in:

    A) Lycopodium

    B) Ophioglossum

    C) Triticum

    D) Cycas

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  • question_answer349) The fruit of orange is:

    A) pome

    B) pepo

    C) drupe

    D) hesperidium

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  • question_answer350) Rubber is obtained from:

    A) latex

    B) wood

    C) wool

    D) Coconut epicarp

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  • question_answer351) Tunica-corpus theory was proposed by:

    A) Hanstem

    B) C. Nagelli

    C) Schmidt

    D) Skoog

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  • question_answer352) Synapsis takes place in:

    A) pachytene

    B) zygotene

    C) diplotene

    D) leptotene

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  • question_answer353) The edible part of Cabbage is:

    A) stem

    B) bud (leafy)

    C) inflorescence

    D) flower

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  • question_answer354) In monocot grafting is impossible due to the presence of:

    A) open vascular bundles

    B) closed vascular bundles

    C) scattered vascular bundles

    D) sclerenchymatus hypodermis

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  • question_answer355) The algae used in space research is:

    A) Cephalcuros

    B) Gelidium

    C) Chlorella

    D) Gracilaria

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  • question_answer356) Water blooms are caused by:

    A) Chlamydomonas

    B) Microcystis

    C) Hydrodictyon

    D) Oedogonium

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  • question_answer357) The movement of pollen tube towards ovule is called:

    A) chemotropism

    B) hydrotropism

    C) thigmotropism

    D) geotropism

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  • question_answer358) Diakinesis is found in:

    A) metaphase-I of meiosis

    B) prophase-I of meiosis

    C) prophase-II of meiosis

    D) metaphase of mitosis

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  • question_answer359) The site of lipid synthesis is:

    A) smooth endoplasmic reticulum

    B) rough endoplasmic reticulum

    C) golgi body

    D) free ribosomes

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  • question_answer360) The father of Botany is:

    A) Theophrastus

    B) Robert Hook

    C) Louis Pasteur

    D) Mendel

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  • question_answer361) Botanical herbarium of India are classified according to classification of:

    A) Bentham and Hooker

    B) Hutchinson

    C) Engler and Pranti

    D) Bauhin

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  • question_answer362) Taxa is a:

    A) order

    B) genera

    C) taxonomic group of any rank

    D) taxonomic groups below than species

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  • question_answer363) Indian rubber is obtained from:

    A) Picas elastic

    B) Mangifera indica

    C) Citrus

    D) all of the above

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  • question_answer364) If a plant species does not occur naturally. That will be classified in Red Data Book as a/an:

    A) extinct

    B) rare

    C) endangered

    D) commonly found

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