Solved papers for BVP Medical BVP Medical Solved Paper-2015

done BVP Medical Solved Paper-2015

  • question_answer1) A uniform rod of copper is rotating about a axis passing through centre of mass and perpendicular to the length of the rod as shown in the diagram. Its temperature is increased by \[\frac{2{{\eta }^{2}}}{g{{a}^{2}}}\]. \[\frac{{{\eta }^{2}}}{g{{a}^{2}}}\] is coefficient of linear expansion of copper. New angular speed of the copper is

    A) \[\frac{{{\eta }^{2}}}{2g{{a}^{2}}}\]

    B) \[\frac{{{\eta }^{2}}}{4g{{a}^{2}}}\]

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

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

    View Answer play_arrow
  • question_answer2) The Boolean expression for output in the following circuit is

    A) \[2g({{t}_{1}}+{{t}_{2}})\]

    B) \[\frac{g}{4}{{({{t}_{1}}+{{t}_{2}})}^{2}}\]

    C) \[g/4({{t}_{1}}{{t}_{2}})\]

    D) \[2g{{\left( \frac{{{t}_{1}}+{{t}_{2}}}{4} \right)}^{2}}\]

    View Answer play_arrow
  • question_answer3) Figure shows a rod of length L resting on a wall and the floor. Its lower end A is pulled towards left with a constant velocity 2v. Which of the following is the velocity of the other end B downward when the rod makes an angle (() with the horizontal?

    A) \[R/4\]

    B) \[R/2\]

    C) \[R/8\]

    D) \[\left\{ \frac{{{(1+e)}^{2}}}{1+{{e}^{2}}} \right\}\sqrt{\frac{gh}{2}}\]

    View Answer play_arrow
  • question_answer4) Two circular coils can be arranged in any of the three situations shown in the figure. Their mutual inductance will be

    A) maximum in situation (ii)

    B) maximum in situation (i)

    C) maximum in situation (iii)

    D) the same in all situations

    View Answer play_arrow
  • question_answer5) The temperature-entropy diagram of a reversible engine cycle is given in the figure. Its efficiency is

    A) \[\frac{1+{{e}^{2}}}{(1+{{e}^{2}})}\sqrt{\frac{gh}{2}}\]

    B) \[\left\{ \frac{{{(1-e)}^{2}}}{1-{{e}^{2}}} \right\}\sqrt{\frac{gh}{2}}\]

    C) \[\left\{ \frac{{{(1+e)}^{2}}}{1-{{e}^{2}}} \right\}\sqrt{\frac{gh}{2}}\]

    D) \[4\Omega \]

    View Answer play_arrow
  • question_answer6) A fish sees the smiling face of a scuba diver through a bubble of air between them, as shown compared to the face of the diver the image seen by the fish will be

    A) smaller and inverted

    B) smaller and erect

    C) larger and erect

    D) can be either above depending on the distance of the diver

    View Answer play_arrow
  • question_answer7) Consider the vessel shown in the adjacent diagram water being poured in the vessel at a constant rate \[2A\] There is a small hole of area a at the bottom of the vessel. The maximum level of water in the vessel is given by

    A) \[4A\]

    B) \[3A\]

    C) \[1A\]

    D) \[t=0\]

    View Answer play_arrow
  • question_answer8) A telescope has an objective lens of focal length 150 cm and an eyepiece with focal length 1.5 cm. If this telescope is used to see a 50 m tall building at a distance of 1.5 km, what is the height of the image of the building formed by the objective lens?

    A) 10 cm

    B) 5cm

    C) 20 cm

    D) 15 cm

    View Answer play_arrow
  • question_answer9) A body projected vertically upwards crosses a point twice in its journey at a height A first after \[v=4000m/s\] and \[2A\,\,\sin \,4\pi (x-200t)\] seconds. Maximum height reached by the body is

    A) \[2A\,\,\cos \,5\pi (x-400t)\]

    B) \[A\,\,sin\,5\pi (x-400t)\]

    C) \[A\,\,\cos \,5\pi (x-400t)\]

    D) \[12.25V\]

    View Answer play_arrow
  • question_answer10) Six equal resistance each of R are joined to form a net word k K as shown in the figure. The resistance between any two corners is

    A) \[10.25V\]

    B) \[11.25V\]

    C) \[9.25V\]

    D) R

    View Answer play_arrow
  • question_answer11) A spherical ball falls freely from a height h on to a floor having coefficient of restitution. The average speed of the ball is

    A) \[{{I}_{0}}\]

    B) \[4{{l}_{0}}\]

    C) \[3{{l}_{0}}\]

    D) \[\frac{{{l}_{0}}}{2}\]

    View Answer play_arrow
  • question_answer12) In the adjoining circuit the current passing through \[2{{l}_{0}}\] resistance is

    A) \[{{I}_{0}}\]

    B) \[2{{l}_{0}}{{\cos }^{2}}\left( \frac{\pi y}{\beta } \right)\]

    C) \[{{l}_{0}}{{\cos }^{2}}\left( \frac{\pi y}{\beta } \right)\]

    D) \[\frac{{{l}_{0}}}{2}{{\cos }^{2}}\left( \frac{2\pi y}{\beta } \right)\]

    View Answer play_arrow
  • question_answer13) For the wave shown in figure, if its position shown is at\[4{{l}_{0}}{{\cos }^{2}}\left( \frac{\pi y}{\beta } \right)\]. Then the equation of the wave is [when speed of wave, \[{{C}_{1}}\]]

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

    B) \[\frac{{{C}_{1}}}{{{C}_{2}}}\]

    C) \[\frac{a}{b}\]

    D) \[\frac{2a}{b}\]

    View Answer play_arrow
  • question_answer14) A carrier wave of peak voltage 15V is used to transmit the message signal. The peak value of the modulating signal in order to have a modulation index of 75% is

    A) \[{{\left( \frac{a}{b} \right)}^{2}}\]

    B) \[{{\left( \frac{a}{b} \right)}^{3}}\]

    C) \[2\pi \sqrt{\frac{{{a}^{2}}}{3G\lambda }}\]

    D) \[\pi \sqrt{\frac{{{a}^{2}}}{2G\lambda }}\]

    View Answer play_arrow
  • question_answer15) A narrow tube is bent as shown in the adjacent diagram. The radius of the tube is P and Q are small holes. Source placed at P generates a wave of intensity \[2\pi \sqrt{\frac{{{a}^{2}}}{2G\lambda }}\].The maximum intensity produced at Q is given by

    A) \[2\pi \sqrt{\frac{2{{a}^{2}}}{G\lambda }}\]

    B) \[\frac{\sqrt{2}}{\pi }\times \frac{1}{\sqrt{15LC}}\]

    C) \[\frac{1}{\sqrt{2}}\pi \times \frac{1}{\sqrt{15LC}}\]

    D) \[\frac{2\sqrt{2}}{\pi }\times \frac{1}{\sqrt{15LC}}\]

    View Answer play_arrow
  • question_answer16) In Youngs double slit experiment, let \[\frac{\pi }{2}\times \frac{1}{\sqrt{15LC}}\] be the intensity of the central bright fringe and P be the fringe width. The intensity of a distance Y from the central bright fringe will be

    A) \[\mu \]

    B) \[\frac{15\lambda }{(\mu -1)}\]

    C) \[15(\mu -1)\lambda \]

    D) \[25(\mu -1)\lambda \]

    View Answer play_arrow
  • question_answer17) Capacity of a spherical capacitor is \[\frac{25\lambda }{(\mu -1)}\], when inner sphere is charged and outer sphere is earthed and \[{{v}_{P}}=0,\,\,{{v}_{Q}}=v\] when inner sphere is earthed and outer sphere is charged. Then \[{{v}_{P}}=v,\,\,{{v}_{Q}}=0\] is (Assume a = radius of inner sphere and b = radius of outer sphere)

    A) \[{{v}_{P}}={{v}_{Q}}=0\]

    B) \[{{v}_{P}}=0,{{v}_{Q}}=2v\]

    C) \[\eta \]

    D) \[\lambda \]

    View Answer play_arrow
  • question_answer18) There is an infinitely long fixed rod of linear mass density X. A small mass m is revolving around the rod at distance a from the rod with uniform speed due the gravitational pull of the rod. The time period of revolution of m is

    A) \[\frac{2\eta }{\lambda }[1-{{e}^{-\lambda t}}]\]

    B) \[\frac{\eta }{2\lambda }[1-{{e}^{-\lambda t}}]\]

    C) \[\frac{\eta }{{{\lambda }^{2}}}[1-{{e}^{-{{\lambda }^{2}}t}}]\]

    D) \[\frac{\eta }{\lambda }[1-{{e}^{-\lambda t}}]\]

    View Answer play_arrow
  • question_answer19) Consider the circuit shown the frequency of oscillation is

    A) \[{{\gamma }_{1}}\]

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

    C) \[\frac{{{\gamma }_{1}}-{{\gamma }_{2}}}{3}+\frac{\alpha }{3}\]

    D) _ \[\frac{{{\gamma }_{1}}-{{\gamma }_{2}}}{2}+\alpha \]

    View Answer play_arrow
  • question_answer20) In a baptism experiments, 5th dark fringe is obtained at a point. If a thin transparent film is placed in the path of one of waves, then 7th bright fringe is obtained at the same point. The thickness of the film in terms of wavelength A, and refractive index \[\frac{{{\gamma }_{1}}-{{\gamma }_{2}}}{3}+3\alpha \] will be

    A) \[\frac{{{\gamma }_{1}}-{{\gamma }_{2}}}{3}+\alpha \]

    B) \[{{E}_{I}}>{{E}_{II}}>{{E}_{III}}>{{E}_{IV}}>{{E}_{V}}\]

    C) \[{{E}_{I}}>{{E}_{III}}={{E}_{V}}\,and\,\,\,{{E}_{II}}>{{E}_{IV}}\]

    D) \[{{E}_{II}}={{E}_{IV}}={{E}_{V}}\,and\,\,\,{{E}_{I}}>{{E}_{III}}\]

    View Answer play_arrow
  • question_answer21) In the following circuit, all the bulbs are identical. The bulb(s) glowing brightest(s) is/are

    A) 2, 3 and 4

    B) 5 and 6

    C) 1

    D) 1 and 2

    View Answer play_arrow
  • question_answer22) A wheel is rolling on a plane road. The linear velocity of its centre of mass is v. Then velocities of the point P and Q on the circumference of the wheel relative to road will be

    A) \[{{E}_{I}}={{E}_{II}}={{E}_{III}}\,and\,\,\,{{E}_{IV}}>{{E}_{V}}\]

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

    C) \[Mgx\]

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

    View Answer play_arrow
  • question_answer23) An unstable element is produced in a nuclear reaction of a constant rate \[\frac{Mgx}{3}\]. Its disintegration constant is \[\eta \]. Find the number of nuclei after time t, if initially it was zero.

    A) \[2mg\,[1+{{(\eta /L)}^{2}}]\]

    B) \[mg\,[1+{{(\eta /L)}^{2}}]\]

    C) \[\frac{mg}{2}\,[1+{{(\eta /L)}^{2}}]\]

    D) \[4mg\,[1+{{(\eta /L)}^{2}}]\]

    View Answer play_arrow
  • question_answer24) The coefficient of apparent expansion of a liquid when determined using two different vessels P and Q are \[\frac{100}{3}cm\]and \[100cm\] respectively. If the coefficient of linear expansion of the vessel P is a, the coefficient of linear expansion of the vessel Q is

    A) \[\frac{200}{3}cm\]

    B) \[\frac{50}{3}cm\]

    C) \[T=2{{T}_{0}}+\eta {{V}^{2}}\]

    D) \[\eta \]

    View Answer play_arrow
  • question_answer25) Variation of electric potential V as a function of distance x through five regions on X-axis. Which of the following is true regarding electric field E in these regions

    A) \[\sqrt{2}R\sqrt{\eta {{T}_{0}}}\]

    B) \[2R\sqrt{\eta {{T}_{0}}}\]

    C) \[2\sqrt{2}R\sqrt{\eta {{T}_{0}}}\]

    D) \[R\sqrt{\eta {{T}_{0}}}\]

    View Answer play_arrow
  • question_answer26) A metal wire of length L, area of cross-section A and Youngs modulus Y is stretched by a variable force F such that F is always slightly greater than the elastic forces of resistance in the wire. When the elongation of the wire is x.

    A) \[8H\]

    B) \[14H\]

    C) \[7H\]

    D) \[21H\]

    View Answer play_arrow
  • question_answer27) A simple pendulum of length L and mass m of the bob is vibrating with an amplitude \[\text{n}=4\]. Then the maximum tension in the string is

    A) \[\text{n}=1\]

    B) \[2.5\text{ }m/s\]

    C) \[2.07\text{ }m/s\]

    D) \[4.08\text{ }m/s\]

    View Answer play_arrow
  • question_answer28) The power of a lens, a short sighted uses is -3D. Find the maximum distance of an object which he/she can see without spectacles.

    A) \[5.08\text{ }m/s\]

    B) \[{{\mu }_{s}}=0.4\]

    C) \[g=10m/{{s}^{2}}\]

    D) \[0.5m/{{s}^{2}}\]

    View Answer play_arrow
  • question_answer29) During expansion of one mole of an ideal gas temperature and volume are associated as \[1m/{{s}^{2}}\], where To and \[0.25m/{{s}^{2}}\] are positive constants. Find the minimum attainable pressure of the gas.

    A) \[0.75m/{{s}^{2}}\]

    B) \[\Delta T\]

    C) \[\alpha \]

    D) \[2\omega [1-2\alpha \Delta T]\]

    View Answer play_arrow
  • question_answer30) A large bubble rises from the bottom of a lake to the surface, its radius doubles. One atmospheric pressure is equal to that of a column of water of height 2H. The depth of the lake is

    A) \[\omega [1-\alpha \Delta T]\]

    B) \[\omega [1+2\alpha \Delta T]\]

    C) \[\omega [1+2\alpha \Delta T]\]

    D) \[P+Q+R+S\]

    View Answer play_arrow
  • question_answer31) The recoil speed of a hydrogen atom after it emits a photon in going from \[\overline{P}\overline{Q}\overline{R}\overline{S}\]to \[(P+Q)(R+S)\] state is

    A) \[\overline{PQRS}\]

    B) \[2v\,\tan \phi \]

    C) \[v\,\tan \phi \]

    D) \[v\,\cot \phi \]

    View Answer play_arrow
  • question_answer32) Consider two blocks P and Q. A force F is applied on the block P and the block Q is at rest. The coefficient of static friction between P and Q is \[2v\,\cot \phi \]. Find acceleration of each block if \[20%\] weight of P and Q are 100 N and 300N, respectively. F = 20N.

    A) \[33%\]

    B) \[43%\]

    C) \[50%\]

    D) \[\eta \,{{m}^{3}}{{s}^{-1}}\]

    View Answer play_arrow
  • question_answer33) The linear charge density of four quadrants or aring of radius a is as shown. Electric field at centre will be

    A) \[\frac{2{{\eta }^{2}}}{g{{a}^{2}}}\]

    B) zero

    C) \[\frac{{{\eta }^{2}}}{g{{a}^{2}}}\]

    D) \[\frac{{{\eta }^{2}}}{2g{{a}^{2}}}\]

    View Answer play_arrow
  • question_answer34) A man is moving down an incline plane with speed u. He meets rain with the same speed but horizontally. The speed of rain is

    A) \[\frac{{{\eta }^{2}}}{4g{{a}^{2}}}\]

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

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

    D) \[2g({{t}_{1}}+{{t}_{2}})\]

    View Answer play_arrow
  • question_answer35) Consider the given circuit, the reading of voltmeter \[\frac{g}{4}{{({{t}_{1}}+{{t}_{2}})}^{2}}\] and \[g/4({{t}_{1}}{{t}_{2}})\] are 500V each. The reading of the voltmeter V. and ammeter a respectively are

    A) \[2g{{\left( \frac{{{t}_{1}}+{{t}_{2}}}{4} \right)}^{2}}\]

    B) \[R/4\]

    C) \[R/2\]

    D) \[R/8\]

    View Answer play_arrow
  • question_answer36) The spectra of radiation emitted by two distant stars are as shown below. The ratio of the surface temperature of star A to that of star B, \[\left\{ \frac{{{(1+e)}^{2}}}{1+{{e}^{2}}} \right\}\sqrt{\frac{gh}{2}}\] is approximately

    A) \[\frac{1+{{e}^{2}}}{(1+{{e}^{2}})}\sqrt{\frac{gh}{2}}\]

    B) \[\left\{ \frac{{{(1-e)}^{2}}}{1-{{e}^{2}}} \right\}\sqrt{\frac{gh}{2}}\]

    C) \[\left\{ \frac{{{(1+e)}^{2}}}{1-{{e}^{2}}} \right\}\sqrt{\frac{gh}{2}}\]

    D) \[4\Omega \]

    View Answer play_arrow
  • question_answer37) In a transistor amplifier \[2A\] \[4A\] and input resistance of the transistor is \[3A\] What is the power amplification?

    A) \[1A\]

    B) \[t=0\]

    C) \[v=4000m/s\]

    D) \[2A\,\,\sin \,4\pi (x-200t)\]

    View Answer play_arrow
  • question_answer38) For the toppling of the shown figure regular hexagon. The coefficient of friction must be

    A) \[2A\,\,\cos \,5\pi (x-400t)\]

    B) \[A\,\,sin\,5\pi (x-400t)\]

    C) \[A\,\,\cos \,5\pi (x-400t)\]

    D) \[12.25V\]

    View Answer play_arrow
  • question_answer39) An iron rod of \[10.25V\] cross-sectional area is subjected to a magnetising field of\[11.25V\]. If the susceptibility of iron is 499, the magnetic flux produced is

    A) \[9.25V\]

    B) \[{{I}_{0}}\]

    C) \[4{{l}_{0}}\]

    D) \[3{{l}_{0}}\]

    View Answer play_arrow
  • question_answer40) Consider two block system \[\frac{{{l}_{0}}}{2}\] and \[2{{l}_{0}}\]. If \[{{I}_{0}}\] is removed suddenly, find the angular frequency and amplitude of \[2{{l}_{0}}{{\cos }^{2}}\left( \frac{\pi y}{\beta } \right)\].

    A) \[{{l}_{0}}{{\cos }^{2}}\left( \frac{\pi y}{\beta } \right)\]and \[\frac{{{l}_{0}}}{2}{{\cos }^{2}}\left( \frac{2\pi y}{\beta } \right)\]

    B) \[4{{l}_{0}}{{\cos }^{2}}\left( \frac{\pi y}{\beta } \right)\] and \[{{C}_{1}}\]

    C) \[{{C}_{2}}\] and \[\frac{{{C}_{1}}}{{{C}_{2}}}\]

    D) \[\frac{a}{b}\] and \[\frac{2a}{b}\]

    View Answer play_arrow
  • question_answer41) A proton is moving in a region of uniform magnetic field has a velocity \[{{\left( \frac{a}{b} \right)}^{2}}\]and an acceleration \[{{\left( \frac{a}{b} \right)}^{3}}\]. Then,

    A) \[2\pi \sqrt{\frac{{{a}^{2}}}{3G\lambda }}\]

    B) \[\pi \sqrt{\frac{{{a}^{2}}}{2G\lambda }}\]

    C) \[2\pi \sqrt{\frac{{{a}^{2}}}{2G\lambda }}\]

    D) \[2\pi \sqrt{\frac{2{{a}^{2}}}{G\lambda }}\]

    View Answer play_arrow
  • question_answer42) Two vectors P and Q are related as \[\frac{\sqrt{2}}{\pi }\times \frac{1}{\sqrt{15LC}}\], then the value of \[\frac{1}{\sqrt{2}}\pi \times \frac{1}{\sqrt{15LC}}\] is

    A) \[\frac{2\sqrt{2}}{\pi }\times \frac{1}{\sqrt{15LC}}\]

    B) \[\frac{\pi }{2}\times \frac{1}{\sqrt{15LC}}\]

    C) \[\mu \]

    D) \[\frac{15\lambda }{(\mu -1)}\]

    View Answer play_arrow
  • question_answer43) 2N division on main scale of a vernier calliper coincide with \[15(\mu -1)\lambda \] division of the vernier scale if each division on main scale is of b units, least count of instrument is

    A) \[25(\mu -1)\lambda \]

    B) \[\frac{25\lambda }{(\mu -1)}\]

    C) \[{{v}_{P}}=0,\,\,{{v}_{Q}}=v\]

    D) \[{{v}_{P}}=v,\,\,{{v}_{Q}}=0\]

    View Answer play_arrow
  • question_answer44) Consider the reaction \[{{v}_{P}}={{v}_{Q}}=0\]. If \[{{v}_{P}}=0,{{v}_{Q}}=2v\]and \[\eta \]. The energy Q released (in MeV) in this fusion reaction is

    A) \[\lambda \]

    B) \[\frac{2\eta }{\lambda }[1-{{e}^{-\lambda t}}]\]

    C) \[\frac{\eta }{2\lambda }[1-{{e}^{-\lambda t}}]\]

    D) \[\frac{\eta }{{{\lambda }^{2}}}[1-{{e}^{-{{\lambda }^{2}}t}}]\]

    View Answer play_arrow
  • question_answer45) An experiment conducted to determine Young s modulus , \[\frac{\eta }{\lambda }[1-{{e}^{-\lambda t}}]\] , where Y = Youngs modulus, T = time, t = torque and 7 = length. Then, the value of \[{{\gamma }_{1}}\]is

    A) 1

    B) 0

    C) 2

    D) 3

    View Answer play_arrow
  • question_answer46) A block of mass M is pulled by a constant power P is placed on a rough horizontal plane. The frictional coefficient between block and surface is \[{{\gamma }_{2}}\] Find the maximum velocity of the block.

    A) \[\frac{{{\gamma }_{1}}-{{\gamma }_{2}}}{3}+\frac{\alpha }{3}\]

    B) \[\frac{{{\gamma }_{1}}-{{\gamma }_{2}}}{2}+\alpha \]

    C) \[\frac{{{\gamma }_{1}}-{{\gamma }_{2}}}{3}+3\alpha \]

    D) \[\frac{{{\gamma }_{1}}-{{\gamma }_{2}}}{3}+\alpha \]

    View Answer play_arrow
  • question_answer47) Radius of a circular current carrying coil is a. At a distance no. from centre of the coil on its axis, intensity of magnetic field is found to be \[{{E}_{I}}>{{E}_{II}}>{{E}_{III}}>{{E}_{IV}}>{{E}_{V}}\] times that at the centre, then

    A) \[{{E}_{I}}>{{E}_{III}}={{E}_{V}}\,and\,\,\,{{E}_{II}}>{{E}_{IV}}\]

    B) \[{{E}_{II}}={{E}_{IV}}={{E}_{V}}\,and\,\,\,{{E}_{I}}>{{E}_{III}}\]

    C) \[{{E}_{I}}={{E}_{II}}={{E}_{III}}\,and\,\,\,{{E}_{IV}}>{{E}_{V}}\]

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

    View Answer play_arrow
  • question_answer48) In the figure, a small block P is released from rest when the spring is at its natural length. For the disc Q, of mass \[Mgx\] to leave contact with the ground at same stage, the minimum mass of P must be

    A) \[\frac{Mgx}{2}\]

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

    C) \[\eta \]

    D) function of \[2mg\,[1+{{(\eta /L)}^{2}}]\]and spring constant

    View Answer play_arrow
  • question_answer49) If frequency of \[mg\,[1+{{(\eta /L)}^{2}}]\] X-ray emitted from element with \[\frac{mg}{2}\,[1+{{(\eta /L)}^{2}}]\] is \[4mg\,[1+{{(\eta /L)}^{2}}]\], then frequency of , \[\frac{100}{3}cm\] X-rays emitted from element with \[100cm\] would be

    A) \[\frac{200}{3}cm\]

    B) \[\frac{50}{3}cm\]

    C) \[T=2{{T}_{0}}+\eta {{V}^{2}}\]

    D) \[\eta \]

    View Answer play_arrow
  • question_answer50) A cork floating is a calm pond executes simple harmonic motion of frequency v when a wave generated by a boat passes by it. The frequency of the wave is

    A) \[\sqrt{2}R\sqrt{\eta {{T}_{0}}}\]

    B) \[2R\sqrt{\eta {{T}_{0}}}\]

    C) \[2\sqrt{2}R\sqrt{\eta {{T}_{0}}}\]

    D) v

    View Answer play_arrow
  • question_answer51) Consider the following statements. If the van der Walls parameters of two gases are given as

    \[2A+2B2C+2D;\,\,\,\,{{E}^{o}}=y\,volt,\,\,\,\,{{K}_{eq}}={{K}_{2}}\] \[x=y,{{K}_{2}}=K_{1}^{2}\]
    Gas X \[x=2y,{{K}_{1}}=2{{K}_{2}}\] \[x=y.{{K}_{1}}=\frac{1}{{{K}_{2}}}\]
    Gas Y \[x=y,{{K}_{1}}=K_{2}^{2}\] \[XC{{l}_{n}}\]
    I. Critical volume of X > critical volume of Y
    II. Critical pressure of X > critical pressure of V
    III. Critical temperature of X > critical temperature of Y.
    Which of the above statements is/are true?

    A) Only I

    B) I and II

    C) I, II and III

    D) II and III

    View Answer play_arrow
  • question_answer52) Choose the correct option of heat of hydrogenation for the following alkenes:

    A) \[XC{{l}_{n-2}}\]

    B) \[A>B>C\]

    C) \[B>A>C\]

    D) \[A>C>B\]

    View Answer play_arrow
  • question_answer53) Permanent hardness is due to \[C>B>A\] and \[F{{e}_{0.93}}{{O}_{1.00}}\] of \[2C{{u}_{2}}O+C{{u}_{2}}S\xrightarrow{{}}6Cu+S{{O}_{2}}\] and \[2C{{u}_{2}}S+3{{O}_{2}}\xrightarrow{{}}2C{{u}_{2}}O+S{{O}_{2}}\] and is removed by the addition of \[2CuFe{{S}_{2}}+{{O}_{2}}\xrightarrow{{}}C{{u}_{2}}S+FeS+S{{O}_{2}}\] \[2FeS+3{{O}_{2}}\xrightarrow{{}}2FeO+2S{{O}_{2}}\] \[q=\Delta U\] If hardness is 100 ppm \[O\to D\], amount of\[O\to C\] required to soften 10 L of hard water, is

    A) \[O\to B\]

    B) \[O\to A\]

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

    D) \[Fe(III)\]

    View Answer play_arrow
  • question_answer54) Elements A, B and C have atomic numbers 19, 37 and 55 respectively. Which of the following statement is correct about them?

    A) Their ionisation potential would increase with increasing atomic number

    B) B would have an ionisation potential between those of A and C

    C) C would have the highest ionisation potential

    D) B would have the highest ionisation potential

    View Answer play_arrow
  • question_answer55) If wavelength of 1st line of Balmer series, is \[Fe(II)\], then wavelength of 2nd line of Balmer series is

    A) \[Mn(II)\]

    B) \[Cr(II)\]

    C) \[\sigma \]

    D) \[{{C}_{2}}{{H}_{5}}OH+HX\xrightarrow{Zn{{X}_{2}}}{{C}_{2}}{{H}_{5}}X,\]

    View Answer play_arrow
  • question_answer56) Find out the change in entropy when two gram atoms of aluminium is heated from \[HCl>HBr>Hl\] to \[HBr>Hl>HCl\]. The atomic heat capacity of aluminium is given by (\[Hl>HBr>HCl~\] T cal/deg)

    A) \[Hl>HCl>HBr\]

    B) \[C{{H}_{3}}Mgl+C{{H}_{3}}CHOHC{{H}_{3}}\]

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

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

    View Answer play_arrow
  • question_answer57) A molecule \[C{{H}_{3}}C{{H}_{2}}MgBr+C{{H}_{3}}COC{{H}_{3}}\] contains two a, two TC-bonds and one lone pair of electron in the valence shell of A. The arrangement of lone pair as well as bond pairs, is

    A) square pyramidal

    B) trigonal planar

    C) linear

    D) tetrahedral

    View Answer play_arrow
  • question_answer58) The IUPAC name of the following polyfunctional compound is

    A) 2, 4-dioxocycloheptanoic acid

    B) 2,4-dioxocyclohexanoic acid

    C) 2,4-dioxocyclohexane -1- carboxylic acid

    D) 4 - formal - 2-oxocyclohexane-1-carboxytic acid

    View Answer play_arrow
  • question_answer59) Which of the following buffer solution turns invalid on addition of 10 mL of \[{{25}^{o}}C\]?

    A) \[C{{H}_{3}}COOH\] having \[N{{H}_{4}}OH\] \[({{10}^{-5}})\] and \[({{10}^{-5}})\] each

    B) \[N{{H}_{4}}OH\] having \[4.0\] and \[3.0\] \[11.0\]each

    C) \[10.0\] having \[\overset{O}{\mathop{\overset{||}{\mathop{C{{H}_{3}}-C-C{{H}_{2}}-C{{H}_{2}}-COOH}}\,}}\,\]\[\xrightarrow[(ii)\,\,{{H}_{2}}O+{{H}^{+}}]{(i)\,\,NaB{{H}_{4}}}\] and \[\beta \] each

    D) \[\alpha \] having\[\alpha \] \[\beta \]and \[\beta \]each

    View Answer play_arrow
  • question_answer60) Consider the reaction \[\beta \] with reference to the given reaction, which one of the following is the true statement?

    A) \[{{\Delta }_{O}}\] is oxidised to \[{{[Fe{{({{H}_{2}}O)}_{6}}]}^{2+}}\]

    B) \[[Fe{{(CN)}_{2}}{{({{H}_{2}}O)}_{4}}]\] is oxidised to \[{{[Fe{{(CN)}_{4}}({{H}_{2}}{{O}_{2}})]}^{2-}}\]

    C) \[{{\Delta }_{O}}(II)<{{\Delta }_{O}}(III)<{{\Delta }_{O}}(I)\] is oxidised to \[{{\Delta }_{O}}(III)<{{\Delta }_{O}}(II)<{{\Delta }_{O}}(I)\]

    D) Zn is reduced to \[{{\Delta }_{O}}(II)<{{\Delta }_{O}}(I)<{{\Delta }_{O}}(III)\]

    View Answer play_arrow
  • question_answer61) Various phenol derivatives, tincture of iodine (\[{{\Delta }_{O}}(I)<{{\Delta }_{O}}(II)<{{\Delta }_{O}}(III)\] in water/alcohol) and some dyes like methylene blue are

    A) antipyretics

    B) analgesics

    C) antiseptics

    D) disinfectants

    View Answer play_arrow
  • question_answer62) When hard water is passed through permutit, which ions are exchanged with \[III<I<IV<II\]and \[I<IV<II<III\]?

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

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

    C) \[FeC{{r}_{2}}{{O}_{4}}\xrightarrow{I}N{{a}_{2}}Cr{{O}_{4}}\xrightarrow{II}C{{r}_{2}}{{O}_{3}}\xrightarrow{III}Cr\]

    D) All of these

    View Answer play_arrow
  • question_answer63) If the distance between \[NaOH/air\] and \[Al,\] ions in sodium chloride is y pm, the length of the edge of the unit cell is

    A) 2ypm

    B) y/2pm

    C) y/4 pm

    D) 4ypm

    View Answer play_arrow
  • question_answer64) \[NaOH/air,\Delta \] gas along with solid [B] is obtained when sodium salt is heated. A is again obtained when \[N{{a}_{2}}C{{O}_{3}}/air,\Delta \] gas is passed into aqueous solution of B. A and B respectively are

    A) \[N{{H}_{4}}Cl,\Delta \]

    B) \[Al\]

    C) \[N{{a}_{2}}C{{O}_{3}}/air,\Delta \]

    D) \[{{V}_{C}}=3b\ \,equal\]

    View Answer play_arrow
  • question_answer65) Identify C in the series\[=3\times 0.056=0.168d{{m}^{3}}mo{{l}^{-1}}\]\[{{p}_{C}}=\frac{a}{27{{b}^{2}}}\]

    A) \[a/d{{m}^{6}}\,bar\,mo{{l}^{-2}}\]

    B) \[b/d{{m}^{6}}\,mo{{l}^{-2}}\]

    C) \[6.5\]

    D) \[0.056\]

    View Answer play_arrow
  • question_answer66) A reacts with aqueous \[18.0\] solution to form B and Hz- Aqueous solution of B is heated upto 323-333K and on passing \[0.011\] into it, \[IV<V<I<III<II\] and C were formed. When C is heated upto\[V<IV<III<I<II\]. \[II>IV<III<V<I\] is formed. A, B and C respectively are

    A) \[III<IV<I<V<II\]

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

    C) \[C{{l}^{-}}\]

    D) \[C{{a}^{2+}}\]

    View Answer play_arrow
  • question_answer67) Forcarbamon, \[M{{g}^{2+}}\] Stability order will be

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

    B) \[CaS{{O}_{4}}+N{{a}_{2}}C{{O}_{3}}\xrightarrow{{}}CaC{{O}_{3}}+N{{a}_{2}}S{{O}_{4}}\]

    C) \[CaC{{l}_{2}}+N{{a}_{2}}C{{O}_{3}}\xrightarrow{{}}CaC{{O}_{3}}+2NaCl\]

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

    View Answer play_arrow
  • question_answer68) Hydrofluoric acid cannot be stored in glass vessels due to it reacts with glass to form

    A) \[N{{a}_{2}}C{{O}_{3}}\] and \[4.81\text{ }g\]

    B) \[3.24\text{ }g\]

    C) \[1.06\text{ }g\]

    D) \[2.03\text{ }g\]

    View Answer play_arrow
  • question_answer69) Hydrogenation of the above compound in the presence of poisoned palladium catalyst gives

    A) an optically inactive compound

    B) an optically active compound

    C) a racemic mixture

    D) a diastereomeric mixture

    View Answer play_arrow
  • question_answer70) The density of nitrogen gas prepared from air is slightly greater than that of nitrogen prepared by a chemical reaction from a compound of nitrogen because of-the presence of which of the following in aerial nitrogen?

    A) \[6500\overset{\text{o}}{\mathop{\text{A}}}\,\]

    B) Argon

    C) Greater amount of nitrogen molecules derived from \[4814.8\overset{\text{o}}{\mathop{\text{A}}}\,\] isotope

    D) Some nitrogen molecules analogous to \[5884.3\overset{\text{o}}{\mathop{\text{A}}}\,\]

    View Answer play_arrow
  • question_answer71) When rain is accompanied by a thunderstorm, the collected rain wafer will have a pH value

    A) slightly lower than that of rain water without thunderstorm

    B) slightly higher than that when the thunderstorm is not these

    C) uninfluenced by occurrance of thunderstorm

    D) which depends on the amount of dust in air

    View Answer play_arrow
  • question_answer72) 0.005 cm thick coating of silver is deposited on a plate of \[4728.6\overset{\text{o}}{\mathop{\text{A}}}\,\]area. The number of silver atoms deposited on the plate are (atomic mass of \[6172.8\overset{\text{o}}{\mathop{\text{A}}}\,\]and its density\[{{25}^{o}}C\])

    A) \[{{600}^{o}}C\]

    B) \[{{C}_{p}}=5.006+0.0026T\]

    C) \[138\text{ }cal/deg\]

    D) \[13.75\text{ }cal/deg\]

    View Answer play_arrow
  • question_answer73) The Ionic radii of group-12 metals Zn, Cd and Hg are smaller than those of group-2 metals because of Zn, Cd and Hg have

    A) 10 d-electrons which have a large exchange energy

    B) 10 d-electrons which have a large radius ratio

    C) 10 d-electrons which shield the nuclear charge strongly

    D) 10 d-electrons which shield the nuclear charge poorly

    View Answer play_arrow
  • question_answer74) The order of increasing freezing point of \[18.28eu\] and \[23.41\text{ }eu\] is

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

    B) \[1.0M\text{ }HCl\]

    C) \[100mL\]

    D) \[0.05M\]

    View Answer play_arrow
  • question_answer75) What is the correct relationship between the pH of isomolar solution of sodium oxide \[N{{H}_{3}}\], sodium sulphide \[N{{H}_{4}}Cl\], sodium selenide \[100mL\] and sodium telluride \[0.2M\]?

    A) \[0.1M\]

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

    C) \[100mL\]

    D) \[0.2M\]

    View Answer play_arrow
  • question_answer76) Which among the following is the correct mathematical representation of Daltons law of partial pressure?

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

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

    C) \[100mL\]

    D) All of the above

    View Answer play_arrow
  • question_answer77) The standard electrode potential \[0.15M\] for \[N{{H}_{3}}\] and \[N{{H}_{4}}Cl\] respectively are 0.94 V and -\[Zn+C{{u}^{2+}}\xrightarrow{{}}Z{{n}^{2+}}+Cu\]. The \[C{{u}^{2+}}\] value for \[Cu\] will be

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

    B) \[Zn\]

    C) \[Zn\]

    D) \[Z{{n}^{2+}}\]

    View Answer play_arrow
  • question_answer78) Which of the following are is electronic species?

    I. \[Z{{n}^{2+}}\]
    II. \[2-3%{{I}_{2}}\]
    III. \[C{{a}^{2+}}\]
    IV. \[M{{g}^{2+}}\]

    A) I, III and IV

    B) I, II and IV

    C) II, Ill and IV

    D) I and II

    View Answer play_arrow
  • question_answer79) Consider the following equation for a cell reaction, \[A{{l}^{3+}}\] \[{{H}^{+}}\] then

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

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

    C) \[C{{l}^{-}}\]

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

    View Answer play_arrow
  • question_answer80) A solid element (symbol X) conducts electricity and forms two chlorides \[C{{O}_{2}}\] [a colourless volatile liquid) and \[N{{a}_{2}}C{{O}_{3}},NaOH\] (a colourless solid). To which one of the following groups of the periodic table does X belong?

    A) 16

    B) 15

    C) 14

    D) 13

    View Answer play_arrow
  • question_answer81) If a homogeneous catalytic reaction can take place through three alternative paths as depicted below, the catalytic efficiency of A, B, C representing the relative ease would be

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

    B) \[N{{a}_{2}}C{{O}_{3}},NaHC{{O}_{3}}\]

    C) \[NaHC{{O}_{3}},N{{a}_{2}}C{{O}_{3}}\]

    D) \[{{C}_{3}}{{H}_{7}}OH\xrightarrow{Conc.\,{{H}_{2}}S{{O}_{4}}}A\xrightarrow{B{{r}_{2}}}\]

    View Answer play_arrow
  • question_answer82) In which of the properties listed below, hydrogen does not show similarity with halogens?

    I. Nature of the oxide
    II. Electropositive character
    III. Combination with alkali metals
    IV. Atomicity

    A) I and III

    B) I and II

    C) III and IV

    D) Only II

    View Answer play_arrow
  • question_answer83) Which of the following graphs represents the variation of amount of chemisorption of a gas by a solid with temperature under constant pressure condition?

    A)

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer84) The composition of a sample of wustite is \[B\xrightarrow{\begin{smallmatrix} Excess\,of \\ alc.\,KOH \end{smallmatrix}}C\] What percentage of iron is present in the form of Fe(III)?

    A) 75%

    B) 45%,

    C) 15%

    D) 35%

    View Answer play_arrow
  • question_answer85) In the extraction of copper, the reaction which does not take place in Bessemer converter, is

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

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

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

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

    View Answer play_arrow
  • question_answer86) For which of the following process, \[NaOH\]?

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

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

    C) \[{{1200}^{o}}C\]

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

    View Answer play_arrow
  • question_answer87) In the chemical reaction,\[Al,NaAl{{O}_{2}},Al{{(OH)}_{3}}\]

    A) electrons are reduced

    B) water is oxidized

    C) silver is reduced

    D) silver is oxidized

    View Answer play_arrow
  • question_answer88) A complex of a certain metal ion has a magnetic moment of 4.90 BM, another complex of the same metal in the same oxidation state has a zero magnetic moment. The central metal ion could be

    A) \[Al,Al{{(OH)}_{3}},AlC{{l}_{3}}\]

    B) \[Al,AlC{{l}_{3}},NaAl{{O}_{2}}\]

    C) \[Zn,N{{a}_{2}}Zn{{O}_{2}},Al{{(OH)}_{2}}\]

    D) \[\begin{matrix} {{R}_{3}}\overline{C} \\ P \\ \end{matrix}\,\,\,\,\,\,\,\,\,\begin{matrix} {{R}_{2}}\overline{C}H \\ Q \\ \end{matrix}\,\,\,\,\,\,\,\,\,\begin{matrix} \overline{C}{{H}_{3}} \\ R \\ \end{matrix}\,\,\,\,\,\,\,\,\,\,\begin{matrix} R-\overline{C}{{H}_{2}} \\ S \\ \end{matrix}\]

    View Answer play_arrow
  • question_answer89) The electrophile, E+ attacks the benzene ring to generate the intermediate a-complex. Of the following, which \[P>Q>S>R\]-complex is of lowest energy?

    A)

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer90) For the reaction\[R>S>Q>P\] the order of reactivity is

    A) \[Q>R>P>S\]

    B) \[R>Q>S>P\]

    C) \[N{{a}_{2}}Si{{O}_{3}}\]

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

    View Answer play_arrow
  • question_answer91) Which of the following are the starting materials for the Grignards synthesis of tert butyl alcohol?

    A) \[Si{{F}_{2}}\]

    B) \[N{{a}_{2}}Si{{F}_{6}}\]

    C) \[N{{a}_{4}}[Si{{F}_{6}}]\]

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

    View Answer play_arrow
  • question_answer92) At \[{{N}^{15}}\], the dissociation constants of \[{{O}_{2}}\] and \[0.5{{m}^{2}}\] in aqueous solution are almost same \[Ag=108\]. If pH of some acetic \[=7.9\text{ }ge{{m}^{-3}}\] acid solution is 3. The pH of solution of \[1.1\times {{10}^{15}}\] of same concentration at the same temperature would be

    A) \[1.1\times {{10}^{24}}\]

    B) \[1.1\times {{10}^{23}}\]

    C) \[1.1\times {{10}^{32}}\]

    D) \[{{C}_{2}}{{H}_{5}}OH,B{{a}_{3}}(P{{O}_{4}}),N{{a}_{2}}S{{O}_{4}},LiP{{O}_{4}}\]

    View Answer play_arrow
  • question_answer93) End product of this conversion,\[KCl\] \[B{{a}_{3}}{{(P{{O}_{4}})}_{2}}<L{{i}_{3}}P{{O}_{4}}<N{{a}_{2}}S{{O}_{4}}<KCl<{{C}_{2}}{{H}_{5}}OH\]is

    A)

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer94) Aniline when diazotised in cold and then treated with dimethyl aniline gives a coloured product. Its structure would be

    A)

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer95) Which of the following statements is true?

    A) A polymer of (\[{{C}_{2}}{{H}_{5}}OH<KCl<N{{a}_{2}}S{{O}_{4}}<B{{a}_{3}}{{(P{{O}_{4}})}_{2}}<L{{i}_{3}}P{{O}_{4}}\] -glucose is readily digested by human being and not that of \[B{{a}_{3}}{{(P{{O}_{4}})}_{2}}<{{C}_{2}}{{H}_{5}}OH<L{{i}_{3}}P{{O}_{4}}<{{C}_{2}}{{H}_{5}}OH<KCl\] -glucose

    B) A polymer of \[B{{a}_{3}}{{(P{{O}_{4}})}_{2}}<N{{a}_{2}}S{{O}_{4}}<L{{i}_{3}}P{{O}_{4}}<{{C}_{2}}{{H}_{5}}OH<KCl\] -glucose is readily digested by human beings and not that of \[(p{{H}_{1}})\] -glucose

    C) Polymers of both a and (\[(p{{H}_{2}})\] -glucose are not readily digested by human beings

    D) Polymers of both a and \[(p{{H}_{3}})\] -glucose are readily digested by human beings

    View Answer play_arrow
  • question_answer96) Predict the order of \[(p{{H}_{4}})\] for the following compounds.

    I. \[p{{H}_{1}}>p{{H}_{2}}>>p{{H}_{3}}>p{{H}_{4}}\]
    II. \[p{{H}_{1}}>p{{H}_{2}}>p{{H}_{3}}>p{{H}_{4}}\]
    III. \[p{{H}_{1}}<p{{H}_{2}}<p{{H}_{3}}>>p{{H}_{4}}\]

    A) \[p{{H}_{1}}<p{{H}_{2}}<p{{H}_{3}}<p{{H}_{4}}\]

    B) \[{{P}_{T}}={{x}_{1}}p_{1}^{0}+{{x}_{2}}p_{2}^{0}\]

    C) \[{{P}_{T}}=(1-{{x}_{2}})p_{1}^{0}+{{x}_{2}}p_{2}^{0}\]

    D) \[{{P}_{T}}=p_{1}^{0}+(p_{2}^{0}-p_{1}^{0}){{x}_{2}}\]

    View Answer play_arrow
  • question_answer97) Arrange the following compounds in the order of increasing acidity

    \[\begin{align} & Benzyl\text{ }alcohol \\ & I \\ \end{align}\]
    \[\begin{align} & Benzoic\text{ }acid \\ & II \\ \end{align}\]
    \[\begin{align} & o\text{ }-\text{ }cresol \\ & III \\ \end{align}\]
    \[\begin{align} & Formic\text{ }acid \\ & IV \\ \end{align}\]

    A) \[({{E}^{o}})\]

    B) \[OC{{l}^{-}}/C{{l}^{-}}\]

    C) \[C{{l}^{-}}/\frac{1}{2}C{{l}_{2}}\]

    D) \[1.36\text{ }V\]

    View Answer play_arrow
  • question_answer98) (end product) Identify the end product P.

    A)

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer99) \[{{E}^{o}}\]I, II and III are

    A)

    I II III
    \[C{{l}^{-}}/\frac{1}{2}C{{l}_{2}}\] heat \[-0.42V\] heat C, heat

    B)

    I II III
    \[-0.36V\], C, heat C, heat

    C)

    I II III
    \[0.58V\] \[1.17V\] \[CH_{3}^{+}\]

    D)

    I II III
    \[NH_{2}^{-}\] C, heat C, heat

    View Answer play_arrow
  • question_answer100) Bakelite is made from phenol and formaldehyde. The initial reaction between the two compounds is an example of

    A) free radical reaction

    B) aldol reaction

    C) aromatic electrophilic substitution

    D) aromatic nucleophilic substitution

    View Answer play_arrow
  • question_answer101) Which of the following will be true if a cell is small in size?

    I. Nucleus will be small.
    II. Nucleus will be very large.
    III. It will be metabolically more active.
    IV. It will be metabolically less active.

    A) I and III

    B) Only III

    C) I and IV

    D) II and III

    View Answer play_arrow
  • question_answer102) Which one is correctly matched?

    A)

    Animal Characteristic Taxon
    Millipede Verbal nerve cord Verbal nerve cord Arachnids

    B)

    Animal Characteristic Taxon
    Silver fish Pectoral and pelvic fins Chordata

    C)

    Animal Characteristic Taxon
    Duck-billed Platypus Oviparous Mammalia

    D)

    Animal Characteristic Taxon
    Sea anemone Triploblastic Cnidaria

    View Answer play_arrow
  • question_answer103) Read the following statement and select the correct option.

    I. Circulatory system in arthropods is of closed type.
    II. Parapodia in annelids help in swimming.
    III. Phylum-Mollusca is the second largest animal phylum.
    IV. Aschelminthes are dioecious.

    A) Only I

    B) Only III

    C) Only IV

    D) III and IV

    View Answer play_arrow
  • question_answer104) Select the animal which has the following features is their body.

    I. Marine habitat.
    II. Bilateral symmetry and cephalisation.
    III. Haemocoel as principal body cavity.
    IV. Eyes similar to that of vertebrates.

    A) silver fish

    B) dog fish

    C) cattle fish

    D) jelly fish

    View Answer play_arrow
  • question_answer105) Which of the following is properly matched?

    A) Platy helminthes - Trematoda - Planaria

    B) Echinodermata - Asteroidea - Star fish

    C) Arthropoda - Insecta - Spider

    D) Mollusca - Cephalopoda - Unio

    View Answer play_arrow
  • question_answer106) Match the following column I with column II.

    Column I Column II
    A. Cyclostone 1. Hemichordata
    B. Aves 2. Urochordata
    C. Tunicates 3. Agnatha
    D. Balanoglossus 4. Pisce
    E. Osteichthyes 5. Tetrapoda
    Codes

    A) A-1 B-2 C-3 D-4 E-5

    B) A-2 B-3 C-4 D-1 E-5

    C) A-3 B-5 C-2 D-1 E-4

    D) A-3 B-1 C-5 D-2 E-4

    View Answer play_arrow
  • question_answer107) Which of the following statement (s) is/are true in regard to human digestion?

    I. Liver, the largest gland of human body secretes, anticoagulant heparin.
    II. Pancreas, the endocrine gland secretes pancreatic juice which in slightly acidic in nature.
    III. Both carbohydrates and lipids are majorly absorbed into blood capillaries in small in intestine.
    IV. Trypsinogen is converted to trypsin with the help of enterokinase, present in intestinal, juice.

    A) Only I

    B) I, II and III

    C) III and IV

    D) All of these

    View Answer play_arrow
  • question_answer108) Match the following column I with colunm II.

    Column I Column II
    A. Earthworm 1. Gizzard
    B. Cockroach 2. Caecum
    C. Frog 3. Clitellum
    D. Rat 4. Cloaca
    Codes

    A) A-1 B-2 C-4 D-3

    B) A-3 B-1 C-4 D-2

    C) A-2 B-1 C-3 D-4

    D) A-3 B-1 C-2 D-4

    View Answer play_arrow
  • question_answer109) Which one of the following phyla is correctly matched with its two general characteristics?

    A) Echinodermata - Pentamerous radial symmetry and mostly internal fertilization

    B) Mollusca- Normally oviparous and development through a trochophore or veliger larva

    C) Arthropoda - Body is divided into head, thorax and abdomen and respiration by tracheae

    D) Chordata - Notochord at some stage and separate anal and urinary opening to the outside

    View Answer play_arrow
  • question_answer110) Respiratory, blood vascular and skeletal systems are absent in the members of phylum.

    A) Annelida

    B) Porifera

    C) Platyhelminthes

    D) Echinodermata

    View Answer play_arrow
  • question_answer111) Foramen trans versarium, also called vertebro-arterial canal is present in all

    A) cervical vertebrae

    B) sacral vertebrae

    C) lumber vertebrae

    D) caudal vertebrae

    View Answer play_arrow
  • question_answer112) Glissons capsule, the thin sheet of connective tissue cover the

    A) liver

    B) kidney

    C) stomach

    D) pancreas

    View Answer play_arrow
  • question_answer113) SCID or Severe Combined Immuno Deficiency Syndrome can be used permanently by

    I. Enzyme replacement therapy.
    II. By SIRNA approach.
    III. Introducing bone marrow cells producing ADA into cells at early embryonic stages.
    IV. By inserting the functional gene using retroviruses.
    V. Periodic infusion of genetically engineered lymphocytes having functional ADA, c DNA.

    A) II, III and IV

    B) III and IV

    C) III and V

    D) All of these

    View Answer play_arrow
  • question_answer114) The grey crescent is the area

    A) at the point of entry of sperm into ovum

    B) just opposite to the site of entry of sperm into ovum

    C) at the animal pole

    D) at the vegetal pole

    View Answer play_arrow
  • question_answer115) RBCs and adipocytes respire anaerobically because they

    I. require much less energy.
    II. possess carbonic anhydrase.
    III. possess very few mitochondria.
    IV. possess few mitochondria and large amount of energy.
    Choose the correct option.

    A) I and II

    B) I and III

    C) II and IV

    D) I, II and III

    View Answer play_arrow
  • question_answer116) Choose the correct statements.

    I. Ova collected from a female donor are transferred to the Fallopian tube to facilitate zygote formation in artificial insemination.
    II. Zygote is collected from a female donor and transferred to the Fallopian tube in IVF.
    III. Transfer of an ovum collected from a donor info the Fallopian tube of another female who cannot produce an ovum is called as GIFT.
    IV. Transfer of early embryos with up to 8-blastomeres into the Fallopian tube of the female is called ZIFT.

    A) I, II and IV

    B) II, III and IV

    C) Only II

    D) III and IV

    View Answer play_arrow
  • question_answer117) How is the arrangement of Mendels selected seven characters on four chromosomes?

    A) One is chromosome number 1, four in chromosome number 4, one in chromosome number 5 and one in chromosome number 7

    B) Two in chromosome number 1, Three in chromosome number 4, one in chromosome number 5 and one in chromosome number 6

    C) Three in chromosome number 1, one in chromosome number 4, two in chromosome number 5 and one in chromosome number 7

    D) Two in chromosome number 1, Three in chromosome number 4, One in chromosome number 5 and one in chromosome number 7

    View Answer play_arrow
  • question_answer118) Choose the correct sequence for evolution of human ancertors.

    I. Dryopithecus
    II. Ramapithecus
    III. Homo erectus
    IV. Australopithecus

    A) \[I\to II\to III\to IV\]

    B) \[IV\to III\to 1\to II\]

    C) \[I\to II\to 1V\to III\]

    D) \[II\to I\to 1V\to III\]

    View Answer play_arrow
  • question_answer119) AABbCc genotype forms how many types of gametes?

    A) 4

    B) 8

    C) 2

    D) 6

    View Answer play_arrow
  • question_answer120) Which statement (s) is/are correct?

    I. Degeneracy of code in related to third member of codon.
    II. Single codon codes for more than one amino acid.
    III. In codon, first two bases are more specific.
    IV. In codons, third base is wobble.
    V. Code is universal.

    A) I, II, III, IV and V

    B) I, II and IV

    C) I, III and IV

    D) I, III. IV and V

    View Answer play_arrow
  • question_answer121) An impairement affecting synthesis or release of ADH result in a diminished ability of the kidney to conserve water leading to water loss and dehydration. This hormone released in blood by which of the following labelled structure in the give diagram?

    A) A

    B) B

    C) C

    D) D and A

    View Answer play_arrow
  • question_answer122) Select the correct matches.

    Column I Column II
    I. Euglena Animal and plant
    II. Archaeopteryx Reptiles and Mammalia
    III. Balanoglossus Eurochordata and Cephatochordata
    IV. Penpatus Annelida and Arthropoda

    A) I and IV

    B) II and IVV

    C) I and III

    D) II and IV

    View Answer play_arrow
  • question_answer123) Bombyx mori a silk math is a

    A) holomata bola - insect-like mosquito

    B) hemimata bola - insect-like bed bug

    C) holomata bola - insect like-cockroach

    D) hemimata bola - insect-like butterfly

    View Answer play_arrow
  • question_answer124) Erythroblastosis foetalis is caused if the fertilisation occurs between gametes of

    A) \[R{{h}^{-}}\] female and \[R{{h}^{+}}\] male

    B) \[R{{h}^{+}}\] female and \[R{{h}^{-}}\] male

    C) \[R{{h}^{-}}\]female and \[R{{h}^{+}}\]male

    D) \[R{{h}^{+}}\] female and \[R{{h}^{-}}\] male

    View Answer play_arrow
  • question_answer125) Arrange the following in order of accurancy needed to perform the process given below.

    I. Replication
    II. Transcription
    III. Translation

    A) I > II > III

    B) III > II > I

    C) I > III > II

    D) II > I > III

    View Answer play_arrow
  • question_answer126) A, B and C are the three forms of DNA. In which

    A) A and B are right handed and C is left handed

    B) A is right handed and B and C are left handed

    C) All three are right handed, but the number of bases per turn in the three is different

    D) AII three are left hand, but the number of bases per turn in the three is different

    View Answer play_arrow
  • question_answer127) Mark the incorrect statement (s).

    I. Protoplasm is a physical basis of the life is said by Rudoef Virchow.
    II. Haeckal is well known for his recapitulation theory.
    III. TH Morgan gave modern principle of inheritance.
    IV. Chromosomal theory of inheritance is given by Me Leod and Me Carty.

    A) I and IV

    B) II and III

    C) I and III

    D) II and IV

    View Answer play_arrow
  • question_answer128) Following are given some statements regarding nodes of Ranvier. Which of the following in correct for nodes of Ranvier of nerve?

    A) Neurilemma is discontinuous

    B) Myelin sheath is discontinuous

    C) Both neurilemma and myelin sheath are discontinuous

    D) Covered by myelin sheath

    View Answer play_arrow
  • question_answer129) Which of the following statements is/are wrong regarding ZIFT?

    I. It stands for Zygote Intra Fallopian Transfer.
    II. Zygote is transferred into the Fallopian tube after IVF.
    III. Early embryos up to 8-blastomeres can also be transferred into the Fallopian tubes.
    IV. Embryos with more than 8-blastomeres are also transferred into the Fallopian tubes.

    A) I, II and III

    B) Only I

    C) II and IV

    D) Only IV

    View Answer play_arrow
  • question_answer130) A cardiac cycle includes

    A) auricular systole-ventricular diastole-joint diastole

    B) auricular systole-ventricular systole-complete cardiac diastole

    C) ventricular diastole - auricular systole - complete cardiac diastole

    D) joint diastole-ventricular systole-complete cardiac diastole

    View Answer play_arrow
  • question_answer131) Given that I = natural selection; II = variation and their inheritance; III = survival of the fittest; IV = struggle for existence. According to Darwinism, which of the following represents the correct sequence of events in the origin of new species?

    A) III, IV, I and II

    B) II,III, I and IV

    C) I, II, III and IV

    D) IV, II, III and I

    View Answer play_arrow
  • question_answer132) EEG is an idex of brain functioning and is most useful in the diagnosis of

    I. epilepsy.
    II. brain infections and drug effects on the brain.
    III. sleep and it disorder.
    IV. brain death.

    A) I and II

    B) I and III

    C) I, II and III

    D) All of these

    View Answer play_arrow
  • question_answer133) Match the following column I with column ll.

    Column I Column ll
    A. Accessary duct 1. Seminal vesicle
    B. Accessary gland 2. Vas defference
    C. Spermatids 3. Uterus
    D. Primary spermatocyte 4.23-chromosomes
    5. 46 -chromosomes
    Codes

    A) A-4,3 B-5 C-2 D-1

    B) A-4,5 B-2 C-1 D-3

    C) A-2,1 B-3 C-5 D-4

    D) A-2,3 B-1 C-4 D-5

    View Answer play_arrow
  • question_answer134) Consider the following statements and mark them as true or false.

    I. Ligaments are connective tissues that connect skeletal muscles to bones.
    II. Bone marrow is composed of adipose tissue, areolar tissue and blood.
    III. Hyaline cartilage in the strogest cartilage in vertebrate body.
    IV. Mast cells are modified basophils which secrete vaso constrictor, i.e. histamine.
    True false

    A) II, III I, IV

    B) ll, IV I. Ill

    C) I, IV II, III

    D) III,IV I, II

    View Answer play_arrow
  • question_answer135) In Drosophila the XXY condition leads to femaleness whereas in human beings the same condition leads to Klinefelterss syndrome in male. It proves

    A) in human being Y-chromosome is active in sex determination

    B) Y-chromosome is active in sex determination in both human beings and Drosophila

    C) in Drosophila Y-chromosome decides femaleness

    D) Y-chromosome of man have genes for syndrome

    View Answer play_arrow
  • question_answer136) Salivary glands are absent in

    A) Anopheles maculipennis

    B) Musca domestica

    C) Blatta orientalis

    D) Rana hexadactyla

    View Answer play_arrow
  • question_answer137) Which of following some as biological control of plant pests?

    I. Lady beetles
    II. Leopard moth
    III. Stink bugs
    IV. White grubs

    A) Only I

    B) I and III

    C) II and IV

    D) III and IV

    View Answer play_arrow
  • question_answer138) Match the following column I with column II.

    Column I Column II
    A. UUU 1. Serine
    B. GGG 2. Methionine
    C. UCU 3. Phenyl alanine
    D. AUG 4. Glycine
    E. CCC 5. Proline
    Codes

    A) A-3 B-4 C-1 D-2 E-5

    B) A-1 B-2 C-3 D-4 E-5

    C) A-3 B-4 C-5 D-1 E-2

    D) A-4 B-3 C-1 D-2 E-3

    View Answer play_arrow
  • question_answer139) Corpus luteum remains active during early pregnancy producing progesterone because of human Chorionic Gonadotropin (hCG). But in the later stages the production of progesterone is taken over by

    A) placenta

    B) allantois

    C) chorion

    D) amnion

    View Answer play_arrow
  • question_answer140) In human gut in order of secretion, the proteolytic enzymes are

    A) renin, trypsin and steapsin

    B) pepsin, trypsin and erepsin

    C) trypsin, steapsin and dipeptidase

    D) None of the the above

    View Answer play_arrow
  • question_answer141) Which of the following nervous system is called cranial-sacral out flow?

    A) SNS and it is adrenergic

    B) PSNS and it is adrenergic

    C) SNS and it is cholinergic

    D) PSNS and it is cholinergic

    View Answer play_arrow
  • question_answer142) The endogenous pyrogen (mterleukin-I) is secreted by

    A) neutrophils

    B) eosinophils

    C) macrophages

    D) monocytes

    View Answer play_arrow
  • question_answer143) During the study of sexually transmitted disease, a student learns about there mode of transmission among individuals, their casuative agents, etc. Correctly match the agents and the STDs they cause given in column I and II.

    Column I Column II
    A. Treponema pallidum 1. Chlamydia
    B. HSV type-l 2. Syphillis
    C. Trichomonas vaginalis 3. Genital warts
    D. Chlamydia trachomatis 4. Trichomoniasis
    Codes

    A) A-1 B-2 C-3 D-4

    B) A-2 B-3 C-4 D-1

    C) A-4 B-3 C-2 D-1

    D) A-3 B-4 C-1 D-2

    View Answer play_arrow
  • question_answer144) Match the following column I with column II.

    Column I Column II
    A. Struthio 1. Retrogressive metamorphis
    B. Ichthyophis 2. Largest living flightless bird
    C. Herdmania 3. Flying bird
    D. Psittacula 4. A limbless amphibian
    Codes

    A) A-1 B-2 C-3 D-4

    B) A-2 B-4 C-1 D-3

    C) A-4 B-3 C-2 D-1

    D) A-3 B-2 C-4 D-1

    View Answer play_arrow
  • question_answer145) Gravi-index test (pregnancy test) detects the presence of following hormone in urine.

    A) hCG

    B) Progesterone

    C) Relaxin

    D) FSH

    View Answer play_arrow
  • question_answer146) Trophoblast of the blast cyst gets differentiated into

    A) allantois

    B) chorion

    C) amnion

    D) embryo

    View Answer play_arrow
  • question_answer147) Identify the correctly matched pair.

    A) Acrodont - Teeth attached to bony sockets

    B) Thecodont - Teeth attached to the rest of the bone

    C) Pleurodont - Teeth attached to the medial side of bone

    D) Diphyodont - Teeth appearing many times in life

    View Answer play_arrow
  • question_answer148) Which of the following statements is/are true?

    I. Urine is hypotonic in distal convoluted tubule.
    II. When the urine passes into the collecting tubule it becomes hypotonic.
    III. Urine is isotonic in proximal convoluted tubule.
    IV. Urine becomes more and more hypotonic as it passes through the loop of Henle.

    A) I and IV

    B) I, II and III

    C) II and HI

    D) Only III

    View Answer play_arrow
  • question_answer149) Match the following column I with column II.

    Column I Column II
    A. Bee wax 1, Five year life span
    B. Pebrine 2. Worker bees
    C. Queen bee 3. Disease of silkworms
    D, Bombax mori 4. Insect
    E. Worker bee 5. 90 days of life span
    Codes

    A) A-2 B-3 C-1 D-4 E-5

    B) A-5 B-4 C-3 D-2 E-1

    C) A-3 B-4 C-5 D-1 E-2

    D) A-1 B-3 C-4 D-5 E-2

    View Answer play_arrow
  • question_answer150) Opisthonephron kidney is the modification of

    A) mesonephrons kidney

    B) pronephrons kidney

    C) metanephrons kidney

    D) None of these

    View Answer play_arrow
  • question_answer151) A major breakthrough in the studies of cells come with the development of electron microscope. This is because

    A) the electron microscope is more powerful than the light microscope as it uses a beam of electrons which has wavelength much longer than that of photons

    B) the resolving power of electron microscope is much higher than that of the light microscope

    C) the resolving power of the electron microscope is 200-350 nm as compared to 0.1-0.2 nm for the light microscope

    D) electron beam can pass through thick materials whereas light microscope requires their section

    View Answer play_arrow
  • question_answer152) Match the following column I with column II.

    Column I (Author) Column II (Book/Monograph)
    A. Andreas Vesalius 1. Micrographia
    B. Carolus Linneus 2. Philosophic zoologique
    C. Robert Hook 3. De Humani corpons Fabrica
    D. Jean Baptiste de 4. Species Plantarum Lamarck
    Codes

    A) A-4 B-2 C-3 D-1

    B) A-3 B-4 C-1 D-2

    C) A-4 B-3 C-2 D-1

    D) A-3 B-2 C-4 D-1

    View Answer play_arrow
  • question_answer153) Choose the correct statement.

    I. The rich sources of iodine are Laminaria Fucus and Aascophyllum.
    II. Volvox globalor and V. aureus are colonial flagellates.
    III. There is no flagellated phage in life cycle of Spirogyra.
    IV. Chlamydomonas, does not reproduce sexually.

    A) Only I

    B) Only II

    C) Only III

    D) None of the above

    View Answer play_arrow
  • question_answer154) Identify the suitable matching pairs from column I and column II.

    Column I Column II
    A. Peritrichous flagella 1. Macrocystis
    B. Rhizophore 2. Ginkgo
    C. Largest perennial alga 3. E. coli
    D. Living fossil 4. Wolffia
    E. Smallest flowering plant 5. Selagineila
    Codes

    A) A-4 B-3 C-5 D-2 E-1

    B) A-3 B-5 C-4 D-1 E-2

    C) A-1 B-3 C-5 D-2 E-4

    D) A-3 B-5 C-1 D-2 E-4

    View Answer play_arrow
  • question_answer155) The family containing mustard and its main characters are

    A) Brassicaceae - Tetramerous flowers, six stamens, bicarpellary gynoecium, capsuletype fruit

    B) Brassicaceae - Pentamerous flowers, many stamens pentacarpellary gynoecium, capsule type fruit

    C) Solanaceae-Pentamerous flower, five stamens, bicarpellary gynoecium berry type fruit

    D) Poaceae- flowers, three stamens, monocarpellary gynoecium, caryopsis type of fruit

    View Answer play_arrow
  • question_answer156) Match the term in column I with their description in column II.

    Column I Column II
    A. Fossil 1. Accumulation of neutral mutations
    B. Stratification 2. is shark fins, pengen in flippers
    C. Molecular clock 3. Stone hand evidence of life in past
    D. Analogy 4. Lyer of sedimentary rock
    Codes

    A) A-4 B-2 C-3 D-1

    B) A-3 B-4 C-1 D-2

    C) A-4 B-1 C-2 D-1

    D) A-3 B-2 C-4 D-2

    View Answer play_arrow
  • question_answer157) Choose the correctly matched pair

    A) Honey mushroom -ArmiHaria

    B) Birds nest fungus - Phallu

    C) Tooth fungi - Hydnum

    D) Coral fungi - Clavaria

    View Answer play_arrow
  • question_answer158) Read the following statements.

    I. The four nucleotide basis are not necessarily present in DNA in exact equal proportions.
    II. The total amount of purines is equal to the total amount of pyrimidines.
    III. DNA ligase enzyme act to hydrolyse or breakdown a polynucleotide chain into its component nucleotide.
    IV. Nuclease enzyme are capable of restoring an intact DNA duplex of the above statements.

    A) I and II are incorrect, but III and IV are correct

    B) I and II are correct, but IV and III are incorrect

    C) II is correct, but I III and IV are incorrect

    D) II, III and IV are correct but I is incorrect

    View Answer play_arrow
  • question_answer159) What are the successive structures formed in case of sexual reproduction is Rhizopus?

    A) Zygospore, progametangium, gametangium, zygophore

    B) Progametangium, zygophore, gametangium. Zygospore

    C) Progametangium, gametangium, zygospore zygophore

    D) Zygophore, progametangium, gametanQium, zygospore

    View Answer play_arrow
  • question_answer160) Match the following column I with column II.

    Column I Column II
    A. Chargaff 1. Wilkins and Franklin
    B. Replicon 2. Uptake of lactose
    C. Permease 3. hnRNA
    D. Split gene 4. Length of DNA
    E. X-ray diffraction 5. \[(A+G)=(C+T)\]
    Codes

    A) A-2 B-3 C-4 D-1 E-5

    B) A-5 B-4 C-2 D-3 E-1

    C) A-1 B-3 C-2 D-4 E-5

    D) A-2 B-4 C-1 D-3 E-5

    View Answer play_arrow
  • question_answer161) Match the family given with their floral formula.

    Column I Column II
    A. Liliaceae 1.
    B. Cruciferae 2.
    C.Malvaceae 3.
    D. Solanaceae 4.
    Codes

    A) A-3 B-4 C-1 D-2

    B) A-2 B-1 C-4 D-3

    C) A-1 B-3 C-4 D-2

    D) A-4 B-3 C-2 D-1

    View Answer play_arrow
  • question_answer162) Consider the following statements and choose the correct answers from the given codes

    I. The sporophyte in liverworts is more elaborate than that is noxes.
    II. Salvinia is heterosporous.
    III. The life cyclie in all seed bearing plant is diplontic.
    IV. In Pinus male and female cones are borne on different trees.

    A)

    True False
    I, II III, IV

    B)

    True False
    III, II IV, I

    C)

    True False
    II, I III, IV

    D)

    True False
    I, III II, IV

    View Answer play_arrow
  • question_answer163) Select the correct statement (s).

    I. Multicarpellary and syncarpous gynoecium is present in Michelia.
    II. Multicarpellary and syncarpous gynoecium is present in Papaver.
    III. Unicarpellary and apocarpous gynoecium is present in Papaver.
    IV. Multicarpellary and apocarpous gynoecium is present in Muchelia.

    A) I and II

    B) I and III

    C) II and IV

    D) III and IV

    View Answer play_arrow
  • question_answer164) Cell division was observed in the single cell of root tip. How many generation of mitosis are required to produce 128 cells from the single cell of the root tip?

    A) 64

    B) 8

    C) 7

    D) 32

    View Answer play_arrow
  • question_answer165) Match the following column I with column II.

    Column I Column II
    A. Bacillus thuringiensis 1. Production of chitinases
    B. Rhizobium meliloti 2. Scavenging of oil spills
    C. Escherichiacoli 3. Incorporation of nif gene
    D. Pseudomonas putida 4. Production of Bt toxin
    E. Trichoderma 5. Production of human insulin
    Codes

    A) A-2 B-3 C-4 D-1 E-5

    B) A-4 B-2 C-5 D-3 E-1

    C) A-4 B-3 C-5 D-2 E-1

    D) A-5 B-4 C-3 D-2 E-1

    View Answer play_arrow
  • question_answer166) All of the following statements concerning the Actinomycetes filamentous soil bacterium Fmnkia are correct except that Frankia.

    A) Can induce root nodules of many plant species

    B) Can fix nitrogen in the free living state

    C) Cannot fix specialised vesicles in which the nitogenase is protected from oxygen by a chemical barrier involving triterpene hapanoids

    D) Like Rhizobium it usually infects its hort plant through root air deformation and stimulates cell proliferation in the hort cortex

    View Answer play_arrow
  • question_answer167) Consider the following given statements. Two statements are correct. Choose the correct options from the given codes.

    I. A lion eating a deer and a sparrow feeding an grain are ecologically similar in being consumers.
    II. Predator star fish Pisaster helps in maintaining species diversity of some invertebratess.
    III. Predators ultimately lead to the extinction of prey species.
    IV. Production of chemicals such as nicotine, strychnine by the plants are metabolic disorders.

    A) Hand III

    B) III and IV

    C) I and IV

    D) I and II

    View Answer play_arrow
  • question_answer168) Consider the following statements and select true or false.

    I. A constant input of solar energy is basic requirement of ecosystem.
    II. Biomass or organic matter produced is expressed in terms of K cal \[{{m}^{-2}}\].
    III. The rate of biomass production is called net primary production.
    IV. Net primary productivity minus respiration called gross primary production.

    A)

    True False
    I, III II, IV

    B)

    True False
    II, III I, IV

    C)

    True False
    I, II III, IV

    D)

    True False
    I, IV II, III

    View Answer play_arrow
  • question_answer169) The following diagram represents the floral diagram of home important families. Their respective families are assigned in the answer key. Choose the correct options from them.

    A)

    A B C
    Liliaceae Asteraceae Solanaceae

    B)

    A B C
    Asteraceae Solanaceae Brassicaceae

    C)

    A B C
    Asteraceae Fabaceae Poaceae

    D)

    A B C
    Poaceae Solanaceae Asteraceae

    View Answer play_arrow
  • question_answer170) Match the following Column I with Column II.

    Column I Column II
    A. Pacific salmon fish 1. Verhulst-pearl logistic growth
    B. \[{{N}_{1}}={{N}_{0}}{{e}^{rt}}\] 2. Breeds only once in lifetime
    C. Oyster 3. Exponential growth
    D. \[\frac{dN}{dt}=rN\left( \frac{K-N}{K} \right)\] 4- A large number of small sized offsprings

    A) A-4 B-3 C-1 D-2

    B) A-3 B-4 C-1 D-2

    C) A-3 B-1 C-4 D-2

    D) A-2 B-3 C-4 D-1

    View Answer play_arrow
  • question_answer171) The orderly change in A leads some change in community that is near B with the environment. This community is known as C community and the process is termed Fill in the blanks with suitable words.

    A)

    A B C D
    Energy Optimum Serai Development

    B)

    A B C D
    Radiation Minimum Pioneer Coevolutionv

    C)

    A B C D
    Environment Equilibrium Climax Ecological succession

    D)

    A B C D
    Wind flow Maximum Decomposer Secondary succession

    View Answer play_arrow
  • question_answer172) Match the following column I with column II.

    Column I Column II
    A. Aerobic 1. Frankia
    B. Cyanobacteria 2. Azospirillum
    C. Casuarina 3. Clostridium
    D. Tropical grasses 4. Aulozira
    5. Azotobacter
    Codes

    A) A-3 B-5 C-4 D-2

    B) A-2 B-1 C-3 D-5

    C) A-5 B-3 C-4 D-1

    D) A-5 B-4 C-1 D-2

    View Answer play_arrow
  • question_answer173) If a recombinant DNA bearing gene for amplicillin resistance is transferred into E. coli cells and the host cells are spread an agar plates containing amplicillin, then

    A) both transformed and untransformed recipient cells will die

    B) both transformed and untransformed recipient cells will grow

    C) transformed recipient cells will grew and untransformed recipient cells will die

    D) transformed recipient cells wilt die and untransformed recipient cells will grew

    View Answer play_arrow
  • question_answer174) Match the following column I with column II.

    Column I Column II
    A. Red algae 1. Marchantia
    B. Liverwort 2. Pinus
    C. Walking fern 3. Polysiphonia
    D. Gymnosperm 4. Adiantum
    Codes

    A) A-3 B-5 C-4 D-3

    B) A-2 B-4 C-3 D-1

    C) A-2 B-3 C-1 D-4

    D) A-3 B-1 C-4 D-2

    View Answer play_arrow
  • question_answer175) Match the following column I with column II.

    Column I Column II
    A. Bacillus thringiensis 1. Production of human insulin, growth hormone
    B. Rhizobium meliloti 2. Production of Bt toxin
    C. Pseudomonas putida 3. Scanenging of oil spills
    D. Escherichia coli 4. \[{{N}_{2}}\] -fixation by n if gene in cereal crops
    Codes

    A) A-2 B-4 C-3 D-1

    B) A-1 B-2 C-3 D-4

    C) A-2 B-1 C-4 D-3

    D) A-2 B-3 C-1 D-2

    View Answer play_arrow
  • question_answer176) Match the following column I with column II.

    Column I Column II
    A. Peritrichous flagellation 1. Ginko
    B. Living fomils 2. Macrocystis
    C. Rhizophore 3. Escherichia coli
    D. Smallest flowering plant D. Smallest flowering plant
    E. Largest perevialagae 5. Woiffia
    Codes

    A) A-3 B-1 C-4 D-5 E-2

    B) A-2 B-1 C-3 D-4 E-5

    C) A-4 B-3 C-2 D-5 E-1

    D) A-1 B-2 C-5 D-3 E-4

    View Answer play_arrow
  • question_answer177) Read the following statements.

    I. Colchicin inhibits the addition oftubutin molecules to microfilaments, thus is a mitotic poison.
    II. The cell wall consists of cellulose, hemi cellulose, pectin, lignin and lipids.
    III. The urea cycle is compartmentacised between the matrix of the mitochondria and the cyto
    IV. Anthocyanin is a glucoside pigment, violet is neutral, red in acid and blue in alkaline cell sap.
    Choose the correct option.

    A) I and II

    B) I, II and III

    C) I, II and IV

    D) I, III and IV

    View Answer play_arrow
  • question_answer178) \[2N{{H}_{3}}+3{{O}_{2}}\xrightarrow{A}2NO_{2}^{-}+2{{H}^{+}}+2{{H}_{2}}O\]\[2NO_{2}^{-}+{{O}_{2}}\xrightarrow{B}2NO_{3}^{-}\]Identify the organism and [B] involved in the above reactions respectively.

    A) Thiobacillus, Pseudomonas

    B) NitrosomGnas, Nitrococcus

    C) Nitrococcus, Nitrobacter

    D) Azotobacter, Nitrococcus

    View Answer play_arrow
  • question_answer179) Choose the incorrect option amongst the following.

    A)

    Photosynthetic pigment Name of organism Absorption(nm)
    Chlorophyll-d Red algae 740 nm

    B)

    Photosynthetic pigment Name of organism Absorption(nm)
    p-caroten Green plants 450-480 nm

    C)

    Photosynthetic pigment Name of organism Absorption(nm)
    Phycocyanin BGA 618nm

    D)

    Photosynthetic pigment Name of organism Absorption(nm)
    Bacterioviridin All photosynth- eticbacteria 400-700 nm

    View Answer play_arrow
  • question_answer180) Read the following statements about frog and choose the correct option.

    I. The body colour offers it protective colouration.
    II. Sammer sleep of frog is called aestivation.
    III. Tail is not present in life cycle of frog.
    IV. Mouth is bounded by a pair of lips.

    A)

    True False
    I, III II, IV

    B)

    True False
    I, II III, IV

    C)

    True False
    II, III I, IV

    D)

    True False
    II, IV I, III

    View Answer play_arrow
  • question_answer181) The genetic drift operates only in

    A) island population

    B) smaller population

    C) larger population

    D) Mendelian population

    View Answer play_arrow
  • question_answer182) Identify which of the following utilities are offered to the service of man-kind by conservation of biodiversity?

    I. Ecosystem service like photosynthesis
    II. Industrial products like dyes and lubricants.
    III. Watching spring flowers in full bloom.
    IV. The aesthetic pleasure of walking through thick.
    V. Fibre, firewood and construction material.
    VI. Products of medicinal importance.
    Choose the correct options.

    A) I, II and III

    B) l,V and VI

    C) IV, V and VI

    D) I, III and VI

    View Answer play_arrow
  • question_answer183) Which of the following statement(s) is/are correct?

    I. Enzymes for peroxide biosynthesis lies within peroxisomes.
    II. Catalase enzyme is present in glyoxysomes, a cell organelle present in animal and plant cells.
    III. Centrioles play a role in aster formation during cell division in plants.
    IV. Ribozymes are proteins that play an important role during protein synthesis.

    A) Only I

    B) I, II and III

    C) I and IV

    D) All of these

    View Answer play_arrow
  • question_answer184) C-value means

    A) hapioid DNA content in an individual

    B) colchiceni treatment value

    C) gene binding frequency on chromosomes

    D) None of the above

    View Answer play_arrow
  • question_answer185) Parbhani kranti is a variety of Abelomoschus esculentus, resistant to yellow mosaic virus was developed by

    A) plant breeding

    B) plant tissue culture

    C) mutational breeding

    D) r DNA technology

    View Answer play_arrow
  • question_answer186) Bryophyte used as antiseptic absorbant bandage is

    A) Sphagnum

    B) Ricda

    C) Marchantia

    D) Porella

    View Answer play_arrow
  • question_answer187) An ambiguous codon in nature is

    A) UAG

    B) UGA

    C) UAA

    D) UUU

    View Answer play_arrow
  • question_answer188) Match the following column I with column II.

    Column I (Population interaction) Column II (Examples)
    A. Mutualism 1. Ticks on dogs
    B. Commensalism 2. Baianus and chathamalus
    C. Parasitism 3. Sparrow and any Seeds
    D. Campetition 4. Epiphyte on a mango branch
    E. Predation 5. Orchid ophrys and
    Codes

    A) A-1 B-5 C-4 D-3 E-2

    B) A-2 B-1 C-5 D-4 E-3

    C) A-3 B-2 C-1 D-5 E-4

    D) A-5 B-4 C-1 D-2 E-3

    View Answer play_arrow
  • question_answer189) Which of the following environmental condition are essential for optimum growth of Mucoron a piece of bread?

    I. Temperature of about \[{{25}^{o}}C\].
    II. Temperature of about \[{{5}^{o}}C\]
    III. Relative humidity of about \[5%\]
    IV. Relative humidity of about \[95%\]
    V. A shady place.
    VI. A brightly illuminated place.
    Choose the correct options.

    A) II, III and VI

    B) I. III and V

    C) I. IV and V

    D) II, IV and V

    View Answer play_arrow
  • question_answer190) Consider the following statements, choose correct options.

    I. Plant cells have centrioles which are almost absent in all animal cells.
    II. Ribosomes are the site of protein synthesis.
    III. The middle lamella is the layer mainly of calcium carbonate which holds the different neighbouring cells together.
    IV. In animal cells steroidal hormones are synthesised by smooth endoplasmic reticulum.

    A)

    True False
    II, IV I, III

    B)

    True False
    II, IV I, III

    C)

    True False
    II, III I, IV

    D)

    True False
    III, IV I, II

    View Answer play_arrow
  • question_answer191) The two microbes found to be very useful in genetic engineering are

    A) Grown gall bacterium and Caenorhabditis

    B) E. call and A. tumefaciens

    C) V. cholerae and bacteriophage

    D) Pseudomonas and Xanthomonas

    View Answer play_arrow
  • question_answer192) From which of the following algae, the agar-agar is commercially extracted?

    I. Gracillaria
    II. Fucus
    III. Sargassum
    IV. Gelidium
    V. Turbmalia

    A) III and V

    B) II and III

    C) IV and V

    D) I and IV

    View Answer play_arrow
  • question_answer193) Column I lists the shape of chloroplast in green algae and column II shows the name of that algae.

    Column I Column II
    A. Cup-shaped 1. Ulothrix
    B. Girdle-shaped 2. Oedogonium
    C. Stellate 3. Chlamydomonas
    D. Reticulate 4. Zygonema
    Codes

    A) A-2 B-4 C-3 D-1

    B) A-3 B-1 C-4 D-2

    C) A-3 B-4 C-2 D-1

    D) A-4 B-3 C-1 D-2

    View Answer play_arrow
  • question_answer194) Choose the incorrect pairs from the following.

    I. Holotype-A specimen on which the original description of the species is based.
    II. Syntype-A specimen other than the holotype available with the author.
    III. Paratype-any of two or more specimens cited by author when there is no holotype.
    IV. Neotype-A specimen is designated when the original types are known to have been destroyed.
    V. Isotype-A duplicate of the type.

    A) I and II

    B) II and III

    C) IV and V

    D) I and V

    View Answer play_arrow
  • question_answer195) Read the following statement. Choose the correct statement from options given in codes.

    I. When a fruit develops from inflorescence, it is comporite.
    II. Mesocarp is the edible part in apple.
    III. Gynobasic style is seen in ocimum.
    IV. Hypanthodium is a special type of inflorescence found in euphorbia species.

    A) I and IV

    B) I and III

    C) I and II

    D) I, II and IV

    View Answer play_arrow
  • question_answer196) Consider the following statements. There statements describes the major pigment and stored food in different group of algae. Choose the correct options.

    I. In chlorophyceae the stored food material is starch and major pigment is chlorophyceae -a and d.
    II. In phaeophyceae, laminarin is the stored food material and chlorophyll a and b are major pigments.
    III. In rhodophyceae, floridean starch is the stored food and the major pigments are chlorophyll-a, d and phycoerythrin.

    A)

    True False
    I II, III

    B)

    True False
    I, I III

    C)

    True False
    I, III II

    D)

    True False
    II I, III

    View Answer play_arrow
  • question_answer197) Based on which features an underground stem be differentiated from root.

    I. Presence of nodes and internodes.
    II. Presence of axillary and terminal buds.
    III. Presence of cap and hairs.
    IV. Absence of scale leaves and adventitious roots arising from nodes.
    V. Presence of exogenous branches.
    Choose the correct option.

    A) I. II and IV

    B) I, II and V

    C) II. Ill and V

    D) All of these

    View Answer play_arrow
  • question_answer198) Match the following column I with column II.

    Column I Column II
    A. Vitamin-B rich SCP 1. Dunaliella salina
    B. Foxfire 2. Amanita muscaria
    C. Methionine deficient SCP 3. Candida lipolytica
    D. Lysin rich SCP 4. Armillana melka
    5. Methylophilus methylotropus
    Codes

    A) A-3 B-4 C-1 E-5

    B) A-3 B-2 C-1 E-4

    C) A-3 B-5 C-1 E-4

    D) A-1 B-4 C-2 E-3

    View Answer play_arrow
  • question_answer199) The given below are the organisms with their some specific role. Choose the incorrect pair.

    A) Biogas - Methanobacterium

    B) Mycorrhiza - Glomus

    C) Biocontrol agent - Pythium

    D) Ladybird beetle - Aphid

    View Answer play_arrow
  • question_answer200) Bentham and Hooker classified dicots into

    A) Polypetalae, gamopetalae and glumifloral

    B) Polypetalae, gamopetalae monochlamydae

    C) Archechlamydae, monochlamydae and glumifloral

    D) Polypetalae, gamopetalae and monochlamydae

    View Answer play_arrow

   



LIMITED OFFER HURRY UP! OFFER AVAILABLE ON ALL MATERIAL TILL TODAY ONLY!

You need to login to perform this action.
You will be redirected in 3 sec spinner

Free
Videos