Solved papers for Manipal Medical Manipal Medical Solved Paper-2013

done Manipal Medical Solved Paper-2013

  • question_answer1) A body freely falling from the rest has a velocity v after his falls through a height h. The distance, it has to fall down further for its velocity becomes double, is

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

    B) \[2\text{ }s\]

    C) \[1/\sqrt{2}s\]

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

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  • question_answer2) A 600 kg rocket is set for vertical firing the exhaust speed is 800 m/s to given an initial upward acceleration of\[20\text{ }m/{{s}^{2}},\]the amount of gas ejected per second to supply. The needed thrust will be

    A) \[137.5kg/s\]

    B) \[185.5kg/s\]

    C) \[187.5kg/s\]

    D) \[127.5kg/s\]

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  • question_answer3) A running man has half the kinetic energy of that of a boy of half of his mass. The man speeds up by 1 m/s. So as to have same kinetic energy as that of the boy. The original speed of the man is

    A) \[\sqrt{2}m/s\]

    B) \[(\sqrt{2}-1)m/s\]

    C) \[\frac{1}{\sqrt{2}}m/s\]

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

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  • question_answer4) If a cycle wheel of radius 4m completes one revolution in two seconds. Then acceleration of the cycle is

    A) \[4{{\pi }^{2}}m/{{s}^{2}}\]

    B) \[2{{\pi }^{2}}\,m/{{s}^{2}}\]

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

    D) \[4\,m/{{s}^{2}}\]

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  • question_answer5) 5g of ice at\[0{}^\circ C\]is mixed with 5 g of steam at \[100{}^\circ C\], what is the final temperature?

    A) \[100{}^\circ C\]

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

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

    D) None of these

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  • question_answer6) Each capacitor shown in figure is\[2\mu F\]. Then the equivalent capacitance between A and B is

    A) \[2\mu F\]

    B) \[4\mu F\]

    C) \[6\mu F\]

    D) \[8\mu F\]

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  • question_answer7) What is the refractive index of a prism whose angle\[A=60{}^\circ \]and angle of minimum deviation \[{{d}_{m}}=30{}^\circ \]?

    A) \[\sqrt{2}\]

    B) \[{{\sin }^{-1}}(\sqrt{3})\]

    C) \[{{\tan }^{-1}}(\sqrt{2})\]

    D) \[{{\tan }^{-1}}(\sqrt{3})\]

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  • question_answer8) A cell of constant emf first connected to a resistance\[{{R}_{1}}\]and then connected to a resistance\[{{R}_{2}}\]. If power delivered in both cases is same, then the internal resistance of the cell is

    A) \[\sqrt{{{R}_{1}}{{R}_{2}}}\]

    B) \[\sqrt{\frac{{{R}_{1}}}{{{R}_{2}}}}\]

    C) \[\frac{{{R}_{1}}-{{R}_{2}}}{2}\]

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

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  • question_answer9) A gas is compressed at constant pressure 50 \[N/{{m}^{2}}\]from a volume of\[10{{m}^{3}}\]to a volume\[4{{m}^{3}}\]. Energy 100 J is then added to the gas by heating. Its internal energy is

    A) increased by 100 J

    B) increased by 200 J

    C) decreased by 200 J

    D) increased by 400 J

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  • question_answer10) A gas is compressed adiabatically till its temperature is doubled. The ratio of his final volume to its initial volume will be

    A) between\[\frac{3}{2}\]and 2

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

    C) more than\[\frac{1}{2}\]

    D) less than\[\frac{1}{2}\]

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  • question_answer11) Energy is being emitted from the surface of a black body at\[127{}^\circ C\]at the rate of \[(1.0\times {{10}^{6}})/s{{m}^{2}}\]. The temperature of a black body at which the rate of energy emission is \[(16.0\times {{10}^{6}})/s{{m}^{2}}\]will be

    A) \[727{}^\circ C\]

    B) \[527{}^\circ C\]

    C) \[508{}^\circ C\]

    D) \[254{}^\circ C\]

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  • question_answer12) Two plates of a parallel plate capacitor of capacity\[50\mu F\]are charged by a battery to a potential of 100 V. The battery remains connected and the plates are separated from each other so that the distance between them is doubled. The energy spent by the battery in doing so, will be

    A) \[12.5\times {{10}^{-2}}J\]

    B) \[-25\times {{10}^{-2}}J\]

    C) \[25\times {{10}^{-2}}J\]

    D) \[-12.5\times {{10}^{-1}}J\]

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  • question_answer13) An electron moves in a circle of radius 1.0 cm with a constant speed of\[4.0\times {{10}^{6}}m/s\], the electric current at a point on the circle will be\[(e=1.6\times {{10}^{-19}}C)\]

    A) \[1\times {{10}^{-11}}\Omega \]

    B) \[1.1\times {{10}^{-7}}\Omega \]

    C) \[5.1\times {{10}^{-7}}\Omega \]

    D) \[2.1\times {{10}^{-7}}\Omega \]

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  • question_answer14) A light ray is incident normally on a plane mirror. The angle of reflection will be

    A) 135

    B) 90

    C) 45

    D) zero

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  • question_answer15) In an artificial satellite, a space traveller tries to fill ink in a pen by dipping it in ink. The amount of ink filled in the pen as compared to the quantity of ink filled on the earths surface will be

    A) less

    B) more

    C) same

    D) nil

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  • question_answer16) The earth revolves round the sun in one year. If the distance between them becomes doubles, then the new period of the revolution will be

    A) 1/2 yr

    B) \[2\sqrt{2}yr\]

    C) 4 yr

    D) 8 yr

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  • question_answer17) A block of mass 2 kg is kept on the floor. The coefficient of static friction is 0.4. If a force of 2.5 N is applied on the block as shown in the figure, the frictional force between the block and the floor will be

    A) 2.5 N

    B) 5 N

    C) 7.84 N

    D) 10 N

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  • question_answer18) A string of length (L) and uniform cross-section is spread on a smooth plane. One of its ends is pulled by a force F. Find the tension in it at a distance I from this end

    A) \[\frac{1}{2}F\]

    B) \[\frac{L}{l}F\]

    C) \[\left( 1-\frac{l}{L} \right)F\]

    D) \[\left( 1+\frac{l}{L} \right)F\]

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  • question_answer19) A fighter plane is moving in a vertical circle of radius V. Its minimum velocity at the highest point A of the circle will be

    A) \[\sqrt{3gr}\]

    B) \[\sqrt{2gr}\]

    C) \[\sqrt{gr}\]

    D) \[\sqrt{gr/2}\]

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  • question_answer20) Pressure inside two soap bubbles are 1.01 atm and 1.03 atm. Ratio between their volumes is

    A) \[27:1\]

    B) \[3:1\]

    C) \[127:101\]

    D) None of these

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  • question_answer21) A stationary object at\[4{}^\circ C\]and weighing 3.5 kg falls from a height 2000 m on a snow mountain at \[0{}^\circ C\]. If the temperature of the object just before hitting the snow is \[0{}^\circ C\] and the object before comes to rest immediately\[(g=10\text{ }m/{{s}^{2}})\]and latent heat of ice \[=3.5\times {{10}^{5}}\]J/s), then the object

    A)  2kg of ice           

    B)  200 g of ice

    C)  20g ice             

    D)  2g ice

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  • question_answer22) A sphere at temperature 600 K is placed in environment of temperature 200 K, its cooling rate is H. If the temperature is reduced to 400 K, the cooloing is same environment will be

    A) \[\frac{H}{16}\]

    B) \[\left( \frac{9}{27} \right)H\]

    C) \[\left( \frac{16}{3} \right)H\]

    D) \[\left( \frac{3}{16} \right)H\]

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  • question_answer23) The acceleration due to gravity on the planet A is 9 times the acceleration due to gravity on the planet B. A man jumps to a height of 2m on the surface of A. What is the height of jump by the same person on the planet B?

    A) 6m

    B) 2/9 m

    C) 2/3m

    D) 18m

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  • question_answer24) When a long spring is stretched by 2 cm, its potential energy is U. If the spring is stretched by 10 cm, the potential energy in it will be

    A) \[2U\]

    B) \[25U\]

    C) \[U/5\]

    D) \[5U\]

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  • question_answer25) An observer moves towards a stationary source of sound with a speed\[1/{{5}^{th}}\]of the speed of sound. The wavelength and frequency of the source emitted are\[\lambda \]and\[f\]respectively. The apparent frequency and wavelength recorded by the observer are respectively

    A) \[f,1.2\lambda \]

    B) \[0.8f,0.8\lambda \]

    C) \[1.2f,1.2\lambda \]

    D) \[1,f2\,\lambda \]

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  • question_answer26) An equiconvex lens is cut into two halves a long (i) XOX and (ii) YOY as shown in the figure let \[f.f,f\]be the focal lengths of the complete lens of each half in case (i) and of each half in case (ii) respectively. Choose the correct statement from the following

    A) \[f=f.f=f\]

    B) \[f=2f,f=2f\]

    C) \[f=f,f=2f\]

    D) \[f=2f,f=f\]

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  • question_answer27) A diamagnetic material in a magnetic field moves

    A) perpendicular to the field

    B) from weaker to the stronger parts of the field

    C) from stronger to the weaker parts of the field

    D) in none of the above directions

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  • question_answer28) A coil in the shape of an equilateral triangles of side\[l\]is suspended between the pole pieces of a permanent magnet such that B is in plane of the coil. If due to a current\[i\]in the triangle, a torque\[\tau \]acts on it, the side\[l\]of the triangle is

    A) \[\frac{2}{\sqrt{3}}{{\left( \frac{\tau }{Bi} \right)}^{1/2}}\]

    B) \[\frac{2}{3}\left( \frac{\tau }{Bi} \right)\]

    C) \[{{\left( \frac{\tau }{\sqrt{3}Bi} \right)}^{1/2}}\]

    D) \[\frac{1}{\sqrt{3}}\frac{\tau }{Bi}\]

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  • question_answer29) A certain electrical conductor has a square cross-section, 2.0 mm on a side and is 12 m long. The resistance between its ends is\[0.072\,\Omega \]. The resistivity of its material is equal to

    A) \[2.4\times {{10}^{-6}}\Omega m\]

    B) \[1.2\times {{10}^{-6}}\Omega m\]

    C) \[1.2\times {{10}^{-8}}\Omega m\]

    D) \[2.4\times {{10}^{-8}}\Omega m\]

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  • question_answer30) Figure shows three points A, B and C in a region of uniform electric field E. The line AB is perpendicular and BC is parallel to the field lines. Then which of the following holds good?

    A)  \[{{V}_{A}}={{V}_{B}}={{V}_{C}}\]         

    B)  \[{{V}_{A}}={{V}_{B}}>{{V}_{C}}\]

    C)  \[{{V}_{A}}={{V}_{B}}<{{V}_{C}}\]          

    D)  \[{{V}_{A}}>{{V}_{B}}={{V}_{C}}\]

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  • question_answer31) The\[(x,\text{ }y,\text{ }z)\]co-ordinates of two points A and B are given respectively as\[(0,3,-1)\]and\[(-2,6,4)\]. The displacement vector from A to B may be given by

    A) \[-2i+6j+4k\]

    B) \[-2i+3j+3k\]

    C) \[-2i+3j+5k\]

    D) \[2i-3j-5k\]

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  • question_answer32) In the first second of its flight, rocket ejects 1/60 of its mass with a velocity of 2400 m/s. The acceleration of the rocket is

    A) \[19.6\text{ }m/{{s}^{2}}\]

    B) \[30.2\text{ }m/{{s}^{2}}\]

    C) \[40\text{ }m/{{s}^{2}}\]

    D) \[49.8\text{ }m/{{s}^{2}}\]

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  • question_answer33) When temperature of an ideal gas is increased from\[27{}^\circ C\]to\[277{}^\circ C,\]its rms speed is changed rom 400 m/s to\[{{\upsilon }_{s}}\].The Vg is

    A) 516m/s

    B) 450 m/s

    C) 310 m/s

    D) 746 m/s

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  • question_answer34) A bar magnet of magnetic moment M is placed in the magnetic field B. The torque acting on the magnet is.

    A) \[M\times B\]

    B) \[M-B\]

    C) \[\frac{1}{2}M\times B\]

    D) \[M+B\]

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  • question_answer35) For the production of characteristic\[kr-x-\]ray the electron transition is

    A) \[n=4\]to \[n=1\]

    B) \[n=3\]to\[n=1\]

    C) \[n=3\]to \[n=2\]

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

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  • question_answer36) The current passing through an inductor coil of 5H is decreasing at the rate of 2A/s, the emf developed across the coil is

    A) \[+10.0V\]

    B) \[-10.0V\]

    C) \[+2.5V\]

    D) \[-2.5V\]

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  • question_answer37) A capacitor of\[10\text{ }\mu F\]charged upto 250 V is connected in parallel with another capacitor of 5aF charged upto 100 V. The common potential is

    A) 200 V

    B) 300 V

    C) 400 V

    D) 500 V

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  • question_answer38) A body of mass m slides down on a rough plane inclination a. If\[\mu \]is the coefficient of friction, the acceleration of the body will be

    A) \[g(\cos \alpha -\mu \sin \alpha )\]

    B) \[g(\sin \alpha -\mu cos\alpha )\]

    C) \[\mu cos\alpha \]

    D) \[g\sin \alpha \]

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  • question_answer39) Half-life of radium is 1600 yr. If the initial mass is 1 kg, what is the amount of radium left after 4800 yr?

    A) Zero

    B) 0.125 kg

    C) 0.5 kg

    D) 0.25 kg

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  • question_answer40) Light of wavelength K = 4000 A and intensity \[100\text{ }W/{{m}^{2}}\]is incident On a plate of threshold frequency\[5.5\times {{10}^{14}}\]Hz. Find the number of photons incident \[{{m}^{2}}\]per sec.

    A) \[{{10}^{21}}\]

    B) \[3.0\times {{10}^{19}}\]

    C) \[2.02\times {{10}^{20}}\]

    D) \[2.02\times {{10}^{21}}\]

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  • question_answer41) When electron is accelerated between 500 keV, what is the percentage increase in mass?

    A) 82.35%

    B) 97.85%

    C) 42.35%

    D) 59.45%

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  • question_answer42) A hypothetical experiment conducted to determine Youngs formula\[Y=\frac{\cos \theta {{T}^{x}}.\tau }{{{l}^{3}}}\]. If Y = Youngs modulus, T = time period, t = Torque and\[l=\]length, then find the value of \[x\].

    A) zero

    B) 1

    C) 2

    D) 3

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  • question_answer43) The speed of sound in hydrogen at NTP is 1270 m/s. Then, the speed in a mixture of hydrogen and oxygen in the ratio 4:1 by volume will be

    A) 317 m/s

    B) 635 m/s

    C) 830 m/s

    D) 950 m/s

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  • question_answer44) The displacement of a particle executing periodic motion is given by \[y=4{{\cos }^{2}}\left( \frac{t}{2} \right)\sin 1000\,\omega t.\] This expression may be considered to be a result of superposition of

    A) two waves

    B) three waves

    C) four waves

    D) five waves

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  • question_answer45) Assuming that about 20 MeV of energy is released per fusion reaction, \[_{1}{{H}^{2}}{{+}_{1}}{{H}^{3}}{{\xrightarrow[{}]{{}}}_{0}}{{n}^{1}}{{+}_{2}}H{{e}^{4}}\] then the mass of\[_{1}{{H}^{1}}\]consumed per day in a fusion reactor of power 1 MW will approximately be

    A) 0.001 g

    B) 0.1 g

    C) 10.0g

    D) 100g

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  • question_answer46) The work function of a substance is 4.0 eV. The longest wavelength of light that can cause photoelectron emission from this substance is approximately

    A) 540nm

    B) 400 nm

    C) 310nm

    D) 220 nm

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  • question_answer47) When light wave suffers reflection at the interference between air and glass, the change of phase of reflected wave is equal to

    A) zero

    B) \[n/2\]

    C) \[n\]

    D) \[2n\]

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  • question_answer48) A convex lens of focal length 1.0 m and a concave lens of focal length 0.25 m are 0.75 m apart. A parallel beam of light is incident in the convex lens. The beam emerging after refraction from both lenses is

    A) parallel to principal axis

    B) convergence

    C) divergence

    D) None of these

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  • question_answer49) Two instruments having stretched strikes are being played in unison. When the tension in one of the instrument is increased by 1%, 3 beats, are produced in 2s. The initial frequency of vibration of each wire is

    A) 600 Hz

    B) 300 Hz

    C) 200 Hz

    D) 150 Hz

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  • question_answer50) Find the inductance L of a solenoid of length\[l\] whose windings are made of material of density D and resistivity\[\rho \]. The winding resistance is R

    A) \[\frac{{{\mu }_{0}}}{4\pi l}.\frac{{{R}_{m}}}{\rho D}\]

    B) \[\frac{{{\mu }_{0}}}{4\pi R}.\frac{{{l}_{m}}}{\rho D}\]

    C) \[\frac{{{\mu }_{0}}}{4\pi l}.\frac{{{R}^{2}}m}{\rho D}\]

    D) \[\frac{{{\mu }_{0}}}{2\pi R}.\frac{{{l}_{m}}}{\rho D}\]

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  • question_answer51) A long straight wire carrying a current of 30 A is placed in an external uniform magnetic field. of induction\[4\times {{10}^{-4}}\]T. The magnetic field is acting parallel to the direction of current. The magnitude of the resultant magnetic induction in tesia at a point 2.0 cm away from the wire is \[({{\mu }_{0}}=4\pi \times {{10}^{-7}}H/m)\]

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

    B) \[3\times {{10}^{-4}}\]

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

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

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  • question_answer52) A block of mass 10 kg is moving in\[x-\]direction with a constant speed of 10 m/s. It is subjected to a retarding force\[F=-0.1\text{ }x\text{ }J/m\]during its travel from\[x=20m\]to\[x=30m\]. Its final kinetic energy will be

    A) 475 J

    B) 450 J

    C) 275 J

    D) 250 J

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  • question_answer53) What is the effect of increasing the intensity of light that falls on the emitter in a photoelectric effect apparatus?

    A) Cut-off frequency decrease

    B) Stopping potential decrease

    C) Time delay for emission of photoetectron decrease

    D) Saturation photocurrent increases

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  • question_answer54) A body falls from rest. In the last second of its fall it covers half of the total distance. If g is \[9.8\text{ }m/{{s}^{2}},\]then the total time of its falls is (in second)

    A) 2

    B) \[2+\sqrt{2}\]

    C) \[4-\sqrt{2}\]

    D) 3

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  • question_answer55) If\[|A\times B|=\sqrt{3}A.B,\]then the value of\[|A+B|\]is

    A) \[{{({{A}^{2}}+{{B}^{2}}+AB)}^{1/2}}\]

    B) \[{{\left( {{A}^{2}}+{{B}^{2}}+\frac{AB}{\sqrt{3}} \right)}^{1/2}}\]

    C) \[A+B\]

    D) \[{{({{A}^{2}}+{{B}^{2}}+\sqrt{3}AB)}^{1/2}}\]

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  • question_answer56) The distance between the two successive nodes is

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

    B) \[\frac{\lambda }{2}\]

    C) \[\lambda \]

    D) \[2\lambda \]

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  • question_answer57) Dopplers effect in sound takes place when source and observer are

    A) stationary

    B) moving with same velocity

    C) in relative motion

    D) None of the above

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  • question_answer58) The current and voltage in AC circuit are given by \[I=5\sin \left( 100t-\frac{\pi }{2} \right)A\]and \[V=200\sin (100t)\]volt. The power dissipated in the circuit will be

    A) 20 W

    B) 40 W

    C) 1000 W

    D) zero

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  • question_answer59) Copper has facecentered cubic (fee) lattice with interatomic spacing equal to\[2.54\text{ }\overset{o}{\mathop{\text{A}}}\,\], the value of lattice constant for this lattice is

    A) \[1.27\overset{o}{\mathop{\text{A}}}\,\]

    B) \[5.08\overset{o}{\mathop{\text{A}}}\,\]

    C) \[2.54\overset{o}{\mathop{\text{A}}}\,\]

    D) \[3.57\overset{o}{\mathop{\text{A}}}\,\]

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  • question_answer60) The wavelength of a radiowave of frequency 1 MHz is

    A) 400 m

    B) 300 m

    C) 350 m

    D) 200 m

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  • question_answer61) Which of the following compounds can exist in enantiomeric (i.e., D and L) forms?

    A) 3-methyl butanoic acid

    B) cis-2-butene

    C) isopropyi amine

    D) 1-methyl butanamine

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  • question_answer62) Among the following molecules or ions, which has the longest\[C-N\]bond?

    A) \[{{H}_{2}}CNC{{H}_{3}}\]

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

    C) \[{{({{H}_{3}}C)}_{4}}{{N}^{+}}\]

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

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  • question_answer63) Which statement best explains why A is more acidic than B?

    A) The larger size of ketone group helps to stabilize the conjugate base

    B) The ketone group exert a large inductive effect in conjugate base of A

    C) The ketone group allows for resonance delocalisation of the charge in conjugate base

    D) The OH oxygen in A is more electronegative than the OH oxygen in B

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  • question_answer64) Choose the reagent to carry out the reaction. \[C{{H}_{3}}C\equiv CC{{H}_{3}}\xrightarrow[{}]{{}}\underset{cis\text{ }form}{\mathop{C{{H}_{3}}CH=CHC{{H}_{3}}}}\,\]

    A) \[{{H}_{2}}+\]Lindlar reagent

    B) \[Li+N{{H}_{3}}\]

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

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

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  • question_answer65) Which of the following would not form upon electrolysis of aqueous solution of potassium propanoate?

    A) Butane

    B) Ethyl ethanoate

    C) Ethyl propanoate

    D) Ethene

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  • question_answer66) \[Ca{{(HC{{O}_{3}})}_{2}}(s)\]decomposes as \[Ca{{(HC{{O}_{3}})}_{2}}(s)\xrightarrow[{}]{{}}CaC{{O}_{3}}(s)+{{H}_{2}}O(g)\] \[+C{{O}_{2}}(g)\]Total pressure at equilibrium is found to be 0.12 bar. Thus,\[{{K}_{p}}\]is

    A) 0.24

    B) 0.06

    C) 0.0036

    D) 0.0144

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  • question_answer67) Super cooled water is liquid water that has been cooled below its normal freezing point.This state is thermodynamically

    A) unstable and tends to freeze into ice spontaneously

    B) stable and tends to freeze into ice spontaneously

    C) stable and tends to fuse into liquid spontaneously

    D) unstable and tends to fuse into liquid spontaneously

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  • question_answer68) For the reactions,

    I. \[C{{H}_{4}}(g)\xrightarrow[{}]{{}}C(g)+4H(g);\] \[\Delta H={{x}_{1}}\]
    II. \[{{C}_{2}}{{H}_{6}}(g)\xrightarrow[{}]{{}}2C(g)+6H(g);\] \[\Delta H={{x}_{2}}\] from I and II, bond energy of\[C-C\]bond is

    A) \[{{x}_{1}}-{{x}_{2}}\]

    B) \[{{x}_{2}}-{{x}_{1}}\]

    C) \[{{x}_{2}}+1.5{{x}_{1}}\]

    D) \[{{x}_{2}}-1.5{{x}_{1}}\]

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  • question_answer69) The heat of formation of\[C{{O}_{2}}\]is\[-95\text{ }kcal\]. The amount of carbon which on burning will evolve 1000 kcal is

    A) 12.63 g

    B) 17.95 g

    C) 126.3 g

    D) 179.5 g

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  • question_answer70) % ionisatipn of a weak acid is 1% at 1M, hence % ionisation at 4M will be

    A) 0.2%

    B) 0.5%

    C) 4%

    D) 5%

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  • question_answer71) Aspirin is a pain reliever with\[p{{K}_{a}}=2\]. Two tablets each containing 0.09 g of aspirin are dissolved in 100 mL solution. pH will be

    A) 0.5

    B) 1.0

    C) 0.8

    D) 2.0

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  • question_answer72) When the following five anions are arranged in order of decreasing ionic radius, the correct sequence is

    A) \[S{{e}^{2-}},{{I}^{-}},B{{r}^{-}},{{O}^{2-}},{{F}^{-}}\]

    B) \[{{I}^{-}},S{{e}^{2-}},B{{r}^{-}},{{O}^{2-}},{{F}^{-}}\]

    C) \[{{I}^{-}},S{{e}^{2-}},{{O}^{2-}},B{{r}^{-}},{{F}^{-}}\]

    D) \[S{{e}^{2-}},{{I}^{-}},B{{r}^{-}},{{F}^{-}},{{O}^{2-}}\]

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  • question_answer73) Which one of the following statement is incorrect?

    A) \[T{{i}^{3+}}\]salts are better oxidising agents

    B) \[G{{a}^{+}}\]salts are better reducing agents

    C) \[P{{b}^{4+}}\]salts are better oxidising agents

    D) \[A{{s}^{5+}}\]salts are better oxidising agents

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  • question_answer74) Hydrogen is produced by the reaction

    A) \[N{{a}_{2}}{{O}_{2}}+2HCl\]

    B) \[Mg+{{H}_{2}}O\]

    C) \[Ba{{O}_{2}}+HCl\]

    D) \[{{H}_{2}}{{S}_{4}}{{O}_{8}}+{{H}_{2}}O\]

    View Answer play_arrow
  • question_answer75) There is loss in weight when mixture of\[L{{i}_{2}}C{{O}_{3}}\]and\[N{{a}_{2}}C{{O}_{3}}.10{{H}_{2}}O\]is heated strongly. This loss is due to

    A) \[L{{i}_{2}}C{{O}_{3}}\]

    B) \[N{{a}_{2}}C{{O}_{3}}.10{{H}_{2}}O\]

    C) Both [a] and [b]

    D) None of these

    View Answer play_arrow
  • question_answer76) The absorption of UV radiation by\[{{O}_{3}}\]

    A) protects the inhabitants of our planet from injurious radiation

    B) maintains an equilibrium between the concentrations of\[{{O}_{2}}\]and\[{{O}_{3}}\]

    C) makes both the function effective

    D) makes no function effective

    View Answer play_arrow
  • question_answer77) Pyrolusite in\[Mn{{O}_{2}}\]is used to prepare\[KMn{{O}_{4}}\]. Steps are \[Mn{{O}_{2}}\xrightarrow[{}]{I}MnO_{4}^{2-}\xrightarrow[{}]{II}MnO_{4}^{-}\] I and II are

    A) fuse with KOH/air, electrolytic oxidation

    B) fuse with KOH/air, electrolytic reduction

    C) fuse with cone HN03/air, electrolytic reduction

    D) All of the above

    View Answer play_arrow
  • question_answer78) The ability of d-block elements to form complexes is due to

    A) small and highly charged ions

    B) vacant low energy orbitals to accept lone pair of electrons from ligands

    C) Both [a] and [b]

    D) None of the above

    View Answer play_arrow
  • question_answer79) Which one of the following species has maximum conductance in their aqueous solutions?

    A) \[{{K}_{2}}PtC{{l}_{6}}\]

    B) \[PtC{{l}_{4}}.2N{{H}_{3}}\]

    C) \[PtC{{l}_{4}}.3N{{H}_{3}}\]

    D) \[PtC{{l}_{4}}.5N{{H}_{3}}\]

    View Answer play_arrow
  • question_answer80) The coordination of Pt in the complex ion \[{{[Pt{{(en)}_{2}}C{{l}_{2}}]}^{2+}}\]is

    A) 3

    B) 4

    C) 5

    D) 6

    View Answer play_arrow
  • question_answer81) The ratio between the root mean square velocity of\[{{H}_{2}}\]at 50K and that of\[{{O}_{2}}\]at 800 K is

    A) 0.25

    B) 1

    C) 2

    D) 4

    View Answer play_arrow
  • question_answer82) Consider the following statements

    I. Repulsive forces are significant when the molecules are close together on average.
    II. Attractive intermolecular forces are important when the molecules are fairly close together but not necessarily touching.
    III. Attractive forces are ineffective when the molecules are for apart.
    Select correct statements.

    A) I, II and III

    B) I and III

    C) II and III

    D) I and II

    View Answer play_arrow
  • question_answer83) Energy equivalent to\[10.00\text{ }c{{m}^{-1}}\]is

    A) \[2.0\times {{10}^{-22}}J\] peratom

    B) \[28.6\times {{10}^{-3}}kcal\text{ }mo{{l}^{-1}}\]photon

    C) \[12.0\times {{10}^{-2}}kJ\text{ }mo{{l}^{-1}}\]photon

    D) All of the above

    View Answer play_arrow
  • question_answer84) The radius of hydrogen atom in the ground state is\[0.53\overset{o}{\mathop{\text{A}}}\,\]. The radius of\[L{{i}^{2+}}\]ion (atomic number = 3) in a similar state is

    A) \[0.17\overset{o}{\mathop{\text{A}}}\,\]

    B) \[0.265\overset{o}{\mathop{\text{A}}}\,\]

    C) \[0.53\overset{o}{\mathop{\text{A}}}\,\]

    D) \[1.06\overset{o}{\mathop{\text{A}}}\,\]

    View Answer play_arrow
  • question_answer85) How many mL of\[0.125\text{ }M\text{ }C{{r}^{3+}}\]must be reacted with 12.0 mL of\[0.200\text{ }M\text{ }MnO_{4}^{-}\] if the redox products are\[C{{r}_{2}}O_{7}^{2-}\]and\[M{{n}^{2+}}\]?

    A) 32 mL

    B) 24 mL

    C) 16 mL

    D) 8 mL

    View Answer play_arrow
  • question_answer86) \[10\,g\]of hydrogen and 64 g of oxygen were filled in a steel vessel and exploded. Amount of water produced in this reaction will be

    A) 3 mol

    B) 4 mol

    C) 1 mol

    D) 2 mol

    View Answer play_arrow
  • question_answer87) A group of 13 element if added in small amounts to Ge, then the type of semiconductor formed is

    A) n-type semiconductor

    B) p-type semiconductor

    C) super semiconductor

    D) Both [a] and [b]

    View Answer play_arrow
  • question_answer88) The density of solid argon is 1.65 g per cc at\[-233{}^\circ C\]. If the argon atom is assumed to be a sphere of radius\[1.54\times {{10}^{-8}}cm,\]the percentage of empty space in solid argon is

    A) 32%

    B) 54%

    C) 68%

    D) 62%

    View Answer play_arrow
  • question_answer89) What is not true regarding free radical polymerisation of propene?

    A) Without proper control, atactic polypropylene is formed

    B) Use of Ziegler-Natta catalyst results in isotactic polypropylene

    C) During polymerisation, a linear unbranched. crystalline polymer is usually obtained

    D) During polymerisation, a secondary free radical Is produced in every step

    View Answer play_arrow
  • question_answer90) The incorrect statement regarding cellulose is

    A) it is a polymer of D-glucose

    B) it has\[\beta -1,\]4-glycosidic linkage

    C) it is used for making rayon fibre

    D) it can be obtained by polymerisation of D-glucose

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  • question_answer91) A glycoside is the carbohydrate form of an

    A) ether

    B) acetal

    C) aglycone

    D) alcohol

    View Answer play_arrow
  • question_answer92) When a carbohydrate reacts with\[NaB{{H}_{4}},\]the product is an

    A) alditol

    B) aldaric acid

    C) aldonic acid

    D) aglycone

    View Answer play_arrow
  • question_answer93) In the figure below, the plane drawn behind the peptide bond indicates the

    A) absence of rotation around\[C-N\]bond because of its partial double bond character

    B) plane of rotation around the\[C-N\]bond

    C) region of steric hindrance determined by the large\[C=O\]group

    D) None of the above

    View Answer play_arrow
  • question_answer94) Which statement about aspirin is not true?

    A) Aspirin belongs to narcotic analgesics

    B) It is effective in relieving pain

    C) It has antiblood clotting action

    D) It is a neurologically active drug

    View Answer play_arrow
  • question_answer95) The correct decreasing order of basic strength of the following species is

    A) \[O{{H}^{-}}>NH_{2}^{-}>{{H}_{2}}O>N{{H}_{3}}\]

    B) \[NH_{2}^{-}>O{{H}^{-}}>N{{H}_{3}}>{{H}_{2}}O\]

    C) \[N{{H}_{3}}>{{H}_{2}}O>NH_{2}^{-}>O{{H}^{-}}\]

    D) \[{{H}_{2}}O>N{{H}_{3}}>O{{H}^{-}}>NH_{2}^{-}\]

    View Answer play_arrow
  • question_answer96) \[C{{H}_{3}}CHO\xrightarrow[{}]{dil.\,NaOH}A\xrightarrow[{}]{\Delta ,\,dehydration}B\] \[\xrightarrow[{}]{Ni/{{H}_{2}}}C\xrightarrow[{}]{Ni/{{H}_{2}}}D\] In the above sequence of reactions, compound D is

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

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

    C) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}\overset{\begin{smallmatrix} OH \\ | \end{smallmatrix}}{\mathop{CH}}\,-C{{H}_{3}}\]

    D) \[C{{H}_{3}}\overset{\begin{smallmatrix} C{{H}_{3}} \\ | \end{smallmatrix}}{\mathop{CH}}\,CHO\]

    View Answer play_arrow
  • question_answer97) Which one of the following test is used to distinguish between benzoic acid and ethyl benzoate?

    A) \[NaHC{{O}_{3}}\]test

    B) lodoform test

    C) \[FeC{{l}_{3}}\]test

    D) Both [a] and [b]

    View Answer play_arrow
  • question_answer98) Arrange the following compounds in increasing order of rate of reaction towards nucleophilic shbstitution.

    A) \[I<II<III\]

    B) \[II<I<III\]

    C) \[III<II<I\]

    D) \[I<III<II\]

    View Answer play_arrow
  • question_answer99) Which one of the following reagents can not be used to oxidise primary alcohols to aldehydes?

    A) \[Cr{{O}_{3}}\]in anhydrous medium

    B) \[KMn{{O}_{4}}\]in acidic medium

    C) Pyridinium chlorochromate

    D) Heat in presence of Cu at 573K

    View Answer play_arrow
  • question_answer100) Which of the following reactions will not yield phenol?

    A)

    B)

    C)

    D)

    View Answer play_arrow
  • question_answer101) In qualitative analysis, when\[{{H}_{2}}S\]is passed through an aqueous solution of salt acidified with dil.\[HCl,\]a black precipitate is obtained. On boiling the precipitate with dil\[HN{{O}_{3}},\]it forms a solution of blue colour. Addition of excess of aqueous solution of ammonia to this solution gives

    A) deep blue precipitate of\[Cu{{(OH)}_{2}}\]

    B) deep blue solution of \[{{[Cu{{(N{{H}_{3}})}_{4}}]}^{2+}}\]

    C) deep blue solution of \[Cu{{(N{{O}_{3}})}_{2}}\]

    D) deep blue solution of \[Cu{{(OH)}_{2}}.Cu{{(N{{O}_{3}})}_{2}}\]

    View Answer play_arrow
  • question_answer102) Which of the following acids forms three series of salts?

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

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

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

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

    View Answer play_arrow
  • question_answer103) Which one of the following statements is incorrect?

    A) All halogens have weaker\[X-X\]bond than \[X-X\]bond in interhalogens (except\[F-F\]bond in fluorine)

    B) Radius ratio between iodine and fluorine (among halogens) is maximum

    C) Interhalogen compounds are more reactive than halogen compounds

    D) Among interhalogen compounds, maximum number of atoms are present in iodine fluoride

    View Answer play_arrow
  • question_answer104) Stability of lyophilic colloids is due to

    A) same charge on all the colloidal particles

    B) solvation of the colloidal particles

    C) the fact that they are organic substances

    D) Both [a] and [b]

    View Answer play_arrow
  • question_answer105) Hardening of leather in tanning industry is based on

    A) electrophoresis

    B) electro-osmosis

    C) mutual coagulation

    D) persistent dialysis

    View Answer play_arrow
  • question_answer106) Oxidation states of the metal in the minerals haematite and magnetite, respectively are

    A) III in haematite and II and III in magnetite

    B) II and III in haematite and II in magnetite

    C) II and III in haematite and III in magnetite

    D) II in haematite and III in magnetite

    View Answer play_arrow
  • question_answer107) Bauxite ore is treated with cone.\[NaOH\] solution at 500 K and 35 bar pressure for few hours and filtered hot. In the fittrate, the species present are,

    A) \[NaAl{{(OH)}_{4}}\]and\[N{{a}_{2}}Si{{O}_{3}}\]

    B) \[NaAl{{(OH)}_{4}}\]only

    C) \[N{{a}_{2}}Si{{O}_{3}}\]and\[N{{a}_{2}}Ti{{(OH)}_{6}}\]

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

    View Answer play_arrow
  • question_answer108) The unit of rate constant for zero order reaction is

    A) \[{{s}^{-1}}\]

    B) \[mol\,{{L}^{-1}}{{s}^{-1}}\]

    C) \[L\,mo{{l}^{-1}}{{s}^{-1}}\]

    D) \[{{L}^{2}}\,mo{{l}^{-2}}{{s}^{-1}}\]

    View Answer play_arrow
  • question_answer109) Collision theory is applicable to

    A) first order reactions

    B) zero order reactions

    C) bimolecular reactions

    D) intramolecular reactions

    View Answer play_arrow
  • question_answer110) The rate constant for an isomerization reaction,\[A\xrightarrow[{}]{{}}B\]is\[4.5\times {{10}^{-3}}mi{{n}^{-1}}\]. If the initial concentration of A is 1M, calculate the rate of reaction after 1 h.

    A) \[3.44\times {{10}^{-3}}mol\,{{L}^{-1}}{{\min }^{-1}}\]

    B) \[3.44\times {{10}^{3}}mol\,{{L}^{-1}}{{\min }^{-1}}\]

    C) \[1.86\times {{10}^{-3}}mol\,{{L}^{-1}}{{\min }^{-1}}\]

    D) \[1.86\times {{10}^{3}}mol\,{{L}^{-1}}{{\min }^{-1}}\]

    View Answer play_arrow
  • question_answer111) When 1 mole of\[N{{a}_{2}}C{{O}_{3}}\]is heated,\[C{{O}_{2}}\]lost is

    A) zero mole

    B) one mole

    C) twomoes

    D) four moles

    View Answer play_arrow
  • question_answer112) Which one of the following is paramagnetic?

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

    B) \[NO\]

    C) \[CO\]

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

    View Answer play_arrow
  • question_answer113) In\[TeC{{l}_{4}},\]the central atom tellurium involves

    A) \[s{{p}^{3}}\]hybridisation

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

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

    D) \[s{{p}^{3}}{{d}^{2}}\]hybridization

    View Answer play_arrow
  • question_answer114) Which of the following salts of silver is insoluble in water?

    A) \[AgCl{{O}_{4}}\]

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

    C) \[AgF\]

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

    View Answer play_arrow
  • question_answer115) 25.6 g of sulphur in 100 g benzene shows depression in freezing point of\[5.12{}^\circ \]. Ks for benzene is\[5.12{}^\circ kg\text{ }mo{{l}^{-1}}\]. Molecular formula of sulphur in benzene is

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

    B) \[{{S}_{6}}\]

    C) \[{{S}_{8}}\]

    D) \[{{S}_{12}}\]

    View Answer play_arrow
  • question_answer116) \[\Delta {{T}_{f}}/{{K}_{f}}\] is expressed in the unit of

    A) degree

    B) degree \[mo{{l}^{-1}}kg\]

    C) degree \[mol\text{ }k{{g}^{-1}}\]

    D) \[mol\text{ }k{{g}^{-1}}\]

    View Answer play_arrow
  • question_answer117) Two liquids X and Y form an ideal solution at 300K, vapour pressure of the solution containing 1 mole of X and 3 moles of Y is 550 mm Hg. At the same temperature, if 1 mole of V is further added to this solution, vapour pressure of the solution increases by 10 mm Hg. Vapour pressure (in mm Hg) of X and V in their pure states will be respectively

    A) 200 and 300

    B) 300 and 400

    C) 400 and 600

    D) 500 and 600

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  • question_answer118) For the following half cell reactions,\[E{}^\circ \]values are also given \[M{{n}^{2+}}+2{{H}_{2}}O\xrightarrow[{}]{{}}Mn{{O}_{2}}+4{{H}^{+}}+2{{e}^{-}};\] \[E{}^\circ =-1.23V\] \[MnO_{4}^{-}+4{{H}^{+}}+3{{e}^{-}}\xrightarrow[{}]{{}}Mn{{O}_{2}}+2{{H}_{2}}O;\] \[E{}^\circ =+1.70V\] Select correct statements

    A) \[M{{n}^{2+}}\]reacts with\[MnO_{4}^{-}\]in acid solution to form\[Mn{{O}_{2}}\]

    B) \[Mn{{(Mn{{O}_{4}})}_{2}}\]is stable in acid solution

    C) \[Mn{{O}_{2}}\]disproporttbnates to\[M{{n}^{2+}}\]and \[MnO_{4}^{-}\] in acid solution

    D) None of the above

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  • question_answer119) For the fuel cell reaction, \[2{{H}_{2}}+{{O}_{2}}\xrightarrow[{}]{{}}2{{H}_{2}}O\] \[\Delta G=-475\,kJ,\] Hence,\[E_{cell}^{o}\]is

    A) 1.23 V

    B) 2.46 V

    C) 0.615 V

    D) 0.31 V

    View Answer play_arrow
  • question_answer120) 1 mole each of\[AgN{{O}_{3}},CuS{{O}_{4}}\]and\[AlC{{l}_{3}}\]is electrolysed. Number offaradays required are in the ratio of

    A) \[1:1:1\]

    B) \[1:2:3\]

    C) \[3:2:1\]

    D) \[1:3:1\]

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  • question_answer121) Which term does not apply to human heart?

    A) Pacemaker

    B) Four chambered

    C) Mitral value

    D) Neurogenic

    View Answer play_arrow
  • question_answer122) Specific redioactive identification of ribosomal RNA can be achieved by using\[^{14}C\]labelled

    A) guanine

    B) uracil

    C) thyonine

    D) cytosine

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  • question_answer123) How many mitotic divisions must occur in a cell of root tip to form 256 cells.

    A) 256

    B) 8

    C) 128

    D) 64

    View Answer play_arrow
  • question_answer124) An operon unit consist of

    A) regulator, operator and recessive gene

    B) regulator, structural and operator gene

    C) regulator, structural, operator and promoter gene

    D) regulator, structural and promoter gene

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  • question_answer125) Site of formation of ribosomal precursor or ribosomal sub-units in a cell

    A) nucleus

    B) nucleolus

    C) nucleus body

    D) stroma

    View Answer play_arrow
  • question_answer126) Alzheimers disease affects

    A) child

    B) youth (adolescence)

    C) adult

    D) old (elderly)

    View Answer play_arrow
  • question_answer127) Lack of independent assortment of two genes A and B in fruit fly Dorsophila is due to

    A) linkage

    B) repulsion

    C) crossing over

    D) recombination

    View Answer play_arrow
  • question_answer128) Which one pair/ set exhibit uricotelism?

    A) Bird, land reptiles and insect

    B) Fish, birds and amphibians

    C) Mammals, birds, and reptiles

    D) Amphibians, mammal and reptiles

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  • question_answer129) Karyotaxonomy is the modern branch of classification which is bassed on

    A) number of chromosomes

    B) bands found on chromosomes

    C) organic evolution

    D) trinomial nomenclature

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  • question_answer130) Periodic appearence of malaria symptoms occurs due to periodic

    A) entry of merozoites into erythrocytes

    B) attack of liver cells by merozoites

    C) formation of signet ring

    D) release of pyrogen in blood

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  • question_answer131) Which antibiotic act on the cell wall of bacteria?

    A) p-lactum group

    B) Tetracycline

    C) Neomycine

    D) Streptomycin

    View Answer play_arrow
  • question_answer132) The group amniota includes

    A) birds and reptiles

    B) birds and mammals

    C) reptiles and mammals

    D) reptiles, birds and mammals

    View Answer play_arrow
  • question_answer133) Edible part of tomato is

    A) epicarp

    B) pericarp and plecenta

    C) mesocarp

    D) thalamus

    View Answer play_arrow
  • question_answer134) Interfascicular cambium is

    A) apical meristem

    B) secondary meristem

    C) primary meristem

    D) abnormal meristem

    View Answer play_arrow
  • question_answer135) The first event in photosynthesis is

    A) synthesis of ATP

    B) photoexcitation of chlorophyll and ejection of electron

    C) photolysis of water

    D) release of oxygen

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  • question_answer136) In water logged soil, plants generally are killed because of

    A) deficiency of minerals

    B) excessive absorption of water

    C) absense of air in the soil

    D) starvation

    View Answer play_arrow
  • question_answer137) R.Q. for glucose (carbohydrates) is

    A) 1

    B) 0.5

    C) 2

    D) 0.05

    View Answer play_arrow
  • question_answer138) Number of bones of face is

    A) 12

    B) 30

    C) 40

    D) 14

    View Answer play_arrow
  • question_answer139) Reason of diversity in living being is

    A) mutation

    B) long term evolution

    C) gradual changes

    D) short term evolutionary changes

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  • question_answer140) Constituent of gasonal is

    A) 90% petrol of + 10% alcohol

    B) 80% petrol of + 20% etnanol

    C) 60% petrol of + 40% etnanol

    D) 50% petrol of + 50% etnanol

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  • question_answer141) The type of joint at atlanto axiial joint

    A) pivot joint

    B) glinding joint

    C) saddle joint

    D) hinge joint

    View Answer play_arrow
  • question_answer142) Pure fractions of cellular component can be isolated by

    A) chromatography

    B) scanning electron microscopy

    C) X-ray

    D) differential configuration

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  • question_answer143) Lymph (nodes) glands form

    A) hormones

    B) lymphs

    C) antigen

    D) antibodies

    View Answer play_arrow
  • question_answer144) Who has written the book Genera Plantarum?

    A) Hutchinson

    B) Engler and Prantal

    C) Eichler

    D) Bentham and Hooker

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  • question_answer145) Choanocytes are found in

    A) Sycon

    B) Proterospongia

    C) Both [a] and [b]

    D) None of these

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  • question_answer146) Albinism is an

    A) autosomal recessive

    B) autosomal dominant

    C) X-linked disease

    D) None of these

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  • question_answer147) According to Wilhelm Stern IQ (Intelligence Quotient) is

    A) \[IQ=\frac{Mental\text{ }age}{Actual\text{ }age}\times 100\]

    B) \[IQ=\frac{Actual\text{ }age}{Mental\text{ }age}\times 100\]

    C) \[IQ=\frac{100}{Actual\text{ }age\times Mental\text{ }age}\]

    D) \[IQ=\frac{Actual\text{ }age\times Mental\text{ }age}{100}\]

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  • question_answer148) A thin film of water, held by the soil particles under the influence of internal attractive force is called which of the following water

    A) capillary

    B) combined

    C) hygroscopic

    D) gravitational

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  • question_answer149) Number of meiotic divisions necessary to produce 100 seeds in cyperus is

    A) 100

    B) 200

    C) 300

    D) 100

    View Answer play_arrow
  • question_answer150) In blood carboxyhaemoglobin forms by

    A) inhalation of\[CO\]

    B) inhalation of \[C{{O}_{2}}\]

    C) inhalation of \[S{{O}_{2}}\]

    D) inhalation of ozone

    View Answer play_arrow
  • question_answer151) In which of the following groups would you place a plant which produces spores and embryos but lack seeds and vascular tissues?

    A) Fungi

    B) Bryophytes

    C) Pteridophytes

    D) Gymnosperm

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  • question_answer152) In a colony of honey bee, male drones are onginated by

    A) diptoid parthenogenesis

    B) cyclic parthenogenesis

    C) arrhenotoky

    D) thelotoky

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  • question_answer153) If the ovary is inferior, the outermost layer of fruit produced by this ovary will be formed by

    A) epicarp

    B) mesocarp

    C) pericarp

    D) thalamus

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  • question_answer154) ATP synthesis occurs on the

    A) outer membrane of mitochondria

    B) inner membrane of mitochondria

    C) matrix

    D) None of the above

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  • question_answer155) Repressible enzyme are formed

    A) in the absence of corepressor

    B) in the presence of corepressor

    C) in the pressence of apressor

    D) All of the above

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  • question_answer156) A mature ligul having a prominent basal protion is called

    A) trrichocyst

    B) heterocyst

    C) rhizophore

    D) glossopodium

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  • question_answer157) Number of criteria used as classifying organisms in five-kingdom classification is

    A) 5

    B) 4

    C) 3

    D) 1

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  • question_answer158) Slit roots are reported from

    A) pandanus

    B) radish

    C) mango ginger

    D) Bryophy/fum

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  • question_answer159) Astela comprises consists

    A) xylem, phloem and pith

    B) endodermis, xylemand phloem

    C) vascular tissue, pericycle and pith

    D) vascular tissue, endodermis and pith

    View Answer play_arrow
  • question_answer160) Which of the following is also called as root ripe?

    A) Umbiicaria escufenta

    B) Cetraria islandica

    C) Cladonia rangiferina

    D) Rocello

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  • question_answer161) Protein infectious particles better known as Trions are also called as

    A) incomplete virus

    B) slow virus

    C) gemini viruses

    D) satellite virus

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  • question_answer162) Agar-Agar is obtained from

    A) Gigartina

    B) Gefidium

    C) Gracillaria

    D) All of these

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  • question_answer163) Life cycle of Funaria is not completed without water. Choose the correct statement.

    A) As Funaria is a bryophyte plant

    B) As branches will not develop

    C) As fertilization takes place in presence of water only

    D) As plant is delicate and will become dry and die without water

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  • question_answer164) Which of the following is the pribnow box?

    A) \[5\,TATAAT\,3\]

    B) \[5\,TAATTA\,3\]

    C) \[5AATAAT\,3\]

    D) \[5ATATTA\,3\]

    View Answer play_arrow
  • question_answer165) In human beings, lungs are divided into

    A) 3. right and 2 left lobes

    B) 2 right and 3 left lobes

    C) 2 right and 2 left lobes

    D) None of these

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  • question_answer166) Extranuclear chromosomes are found in

    A) peroxysomes and mitochondria

    B) chloroplast and mitochondria

    C) mitochondria and ribosomes

    D) chloroplast and ribosome

    View Answer play_arrow
  • question_answer167) Contractile vacuole of Amoeba

    A) burst

    B) disappear

    C) enlarge

    D) multiply

    View Answer play_arrow
  • question_answer168) A genetically engineered microbe utilised for cleaning oil spiel is

    A) Bacillus subtilis

    B) Escherichia coil

    C) Pseudomonas putida

    D) Agrobacterium tumefaciens

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  • question_answer169) Enzyme hyaluronidase is synthesised in

    A) tail of sperm

    B) head of sperm

    C) golgi body of acrosome

    D) mitochondria of acrosome

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  • question_answer170) Which one is not a correct match?

    A) Hirudinea - Hirudo

    B) Oligochaeta - Pheretima

    C) Nematoda - Ascans

    D) Pofychaeta - Lumbncus

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  • question_answer171) Which of the following is the most primitive ancestor of man?

    A) Ramapithecus

    B) Homohabilis

    C) Australopithecus

    D) Homo sapiens neanderthalencis

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  • question_answer172) The only mammal, other than man which suffer from leprosy

    A) Dasypus

    B) Desmodus

    C) Rhinolopus

    D) Mus

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  • question_answer173) Protein is used as respiratory substrate only when

    A) carbohydrates are absent

    B) fats are absent

    C) both exhausted

    D) fats and carbohydrates are abundant

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  • question_answer174) An example of vestigial organ is

    A) ear of cow

    B) hair of bear

    C) nail of monkey

    D) nictitating membrane of man

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  • question_answer175) Sexual reproduction in which cells of two different Spirogyra filamants conjugate is known as

    A) lateral conjugation

    B) scalariform conjugation

    C) parthenocarpy

    D) azygospory

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  • question_answer176) The condition under which transpiration would be most rapid

    A) high humidity

    B) excess of water in soil

    C) low humidity, high temperature, guard cells are turgid (open) and moist soil

    D) low velocity of wind

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  • question_answer177) A rootless aquatic in which a portion of leaf is modified to from a bladder for catching small aquatic animal is

    A) Dionaea

    B) Drosera

    C) Utricularia

    D) Nepenthese

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  • question_answer178) Electron from excited chlorophyll molecule of photosystem. II are accepted first by

    A) ferredoxin

    B) cytochrome-o

    C) cytochrome-f

    D) quinone

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  • question_answer179) Sponges have evolved from

    A) ciliates

    B) flagellates

    C) protozoans

    D) choanoflagellates

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  • question_answer180) Sella turcica is a

    A) covering of kidney

    B) covering of testis

    C) depression in brain

    D) depression is skull which lodges the pituitary body

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  • question_answer181) Majority of the orchids are

    A) epizois

    B) epiphytes

    C) saprophytes

    D) parasites

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  • question_answer182) Intra Ovarian Fertilisation (IOF) means fertilisation

    A) outside ovule

    B) outside embryo sac

    C) by putting pollens directly into ovary-wall

    D) between male gamete and synergids

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  • question_answer183) Which of the following carries gases as well as unused products in the human body?

    A) Blood

    B) Lymph

    C) Blood and lymph

    D) Haemocynin

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  • question_answer184) The great barrier reef along the eastern coastal region of Australia can be categorised as

    A) ecosystem

    B) biome

    C) community

    D) population

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  • question_answer185) The complementary synthetic and random DNA are used as

    A) transposons

    B) passenger DNA

    C) cloning vectors

    D) recombinant DNA

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  • question_answer186) Mosses are indicator of

    A) air pollution

    B) water pollution

    C) radiation pollution

    D) soil pollution

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  • question_answer187) Milk glands are characteristic of

    A) all vertebrates

    B) all mammals

    C) only placental mammals

    D) only primates and ruminants

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  • question_answer188) Cybrids carry

    A) two similar genomes

    B) only one genomes

    C) several genomes

    D) only genomes and two plasmone

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  • question_answer189) If heart of a mammal is injected with 2%\[CaC{{l}_{2}}\] solution, then

    A) heart beat will increase

    B) heart beat will decrease

    C) heart beat will stop

    D) no effect

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  • question_answer190) Organism without any specific shape are

    A) mycoplasm

    B) bacteria

    C) viruses

    D) cyanobacteria

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  • question_answer191) Homo habilis habilis refers to

    A) tool maker

    B) modern man

    C) ancient man

    D) wandering species

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  • question_answer192) Graafian follicles posses

    A) theca externa

    B) granulosa

    C) theca interna

    D) All of these

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  • question_answer193) The pH of acid rain water is

    A) 1.2

    B) 5.7

    C) 3.1

    D) 6.0

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  • question_answer194) Light loving plants are known as

    A) heliophytes

    B) xerophytes

    C) lithophytes

    D) sosiophytes

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  • question_answer195) The thread-like tendons of papillary muscles inserted upon the flaps of tricuspid and bicuspid value are

    A) chordae tendinae

    B) yellow elastin fibre

    C) reticulate fibre

    D) collagen fibre

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  • question_answer196) The peculiar pungent smell of cockroach is produced by the secretions of

    A) pheromones

    B) flame cells

    C) abdominal glands

    D) cervical glands

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  • question_answer197) The main function of clitellum is

    A) coccon formation

    B) locomotion

    C) excretion

    D) copulation

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  • question_answer198) Diaphragm is found in

    A) crocodile

    B) kangaroo

    C) ostrich

    D) snake

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  • question_answer199) Last stable community in succession which depends on climate is

    A) serai community

    B) climax community

    C) Both [a] and [b]

    D) None of these

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  • question_answer200) Which one is spindle-shaped mobile with microtubules?

    A) Sporont

    B) Ookinete

    C) Cryptozoite

    D) Sporozoite

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  • question_answer201) Directions: In the following questions; choose the word opposite in meaning to the given word. INDIGENOUS

    A) Native

    B) Cheap

    C) Foreign

    D) Inferior

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  • question_answer202) Directions: In the following questions; choose the word opposite in meaning to the given word. FRAIL

    A) Vigorous

    B) Sturdy

    C) Hardy

    D) Strong

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  • question_answer203) Directions: In the following questions; choose the word opposite in meaning to the given word. WITHIN

    A) Without

    B) Past

    C) Over

    D) Beyond

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  • question_answer204) Directions: In the following questions; choose the word opposite in meaning to the given word. BRAZEN

    A) Respectful

    B) Innocent

    C) Delicious

    D) Helpful

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  • question_answer205) Directions: In the following questions; choose the word opposite in meaning to the given word. ADVERSITY

    A) Diversity

    B) Affliction

    C) Prosperity

    D) Catastrophe

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  • question_answer206) She was compear sated .......... the loss of her belongings.

    A) over

    B) for

    C) against

    D) at

    View Answer play_arrow
  • question_answer207) He has bean entrusted .......... this work.

    A) to

    B) on

    C) with

    D) by

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  • question_answer208) Lets make ....... our quarrel and be friends again.

    A) off

    B) up

    C) out

    D) with

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  • question_answer209) She yelled.......... him and he hostily retreated.

    A) to

    B) towards

    C) on

    D) at

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  • question_answer210) I devote much of my time .......... writing.

    A) to

    B) on

    C) at

    D) in

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  • question_answer211) The Ahiyas

    A) The Ahiyas

    B) /are living in this colony

    C) /for the last eight years.

    D) /No error

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  • question_answer212) You will come

    A) You will come

    B) /to my party tomorrow

    C) / is ait it.

    D) /No error

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  • question_answer213) This room would look much better

    A) This room would look much better

    B) /if you put a furniture

    C) /in that corner.

    D) / No error

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  • question_answer214) If I will have enough

    A) If I will have enough

    B) /time tomorrow

    C) /I will come and see you.

    D) /No error

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  • question_answer215) My father is

    A) My father is

    B) /appreciated by his friends

    C) /for his honestness.

    D) /No error,

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  • question_answer216) FILTHY

    A) Healthy

    B) Ugly

    C) Dirty

    D) Angry

    View Answer play_arrow
  • question_answer217) NOSTALGIC

    A) Soothing

    B) Homesick

    C) Diseased

    D) Indolent

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  • question_answer218) COMBAT

    A) Quarrel

    B) Fight

    C) Conflict

    D) Feud

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  • question_answer219) SUBSIDE

    A) Submit

    B) Oppress

    C) Subdue

    D) Surrender

    View Answer play_arrow
  • question_answer220) ABSCOND

    A) Turn

    B) Flee

    C) Manage

    D) Avoid

    View Answer play_arrow
  • question_answer221) I wish I was with him.

    A) have been

    B) were

    C) am

    D) No improvement

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  • question_answer222) Upto the time the last vote was recorded it was difficult to decide whether victory lay with the ruling party or the opposition.

    A) To

    B) Until

    C) Till

    D) No improvement

    View Answer play_arrow
  • question_answer223) Having had in the Foreign Service for a long time, Mr Verma has met many prominent personalities.

    A) Having

    B) He has been

    C) Having been

    D) Had he been

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  • question_answer224) Who does not know that this was broadcasted ten days ago?

    A) Had broadcast

    B) Was broadcast

    C) Was broadcasting

    D) No improvement

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  • question_answer225) Since 1986, there is no earthquakes here.

    A) were being

    B) have been

    C) are

    D) No improvement

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  • question_answer226) One who speaks or understands many languages?

    A) Scholar

    B) Grammarian

    C) Linguist

    D) Polyglot

    View Answer play_arrow
  • question_answer227) To talk without respect of something sacred or holy

    A) blasphemy

    B) obscenity

    C) rudeness

    D) vulgarity

    View Answer play_arrow
  • question_answer228) Land so surrounded by water as to be almost an island

    A) archipelago

    B) isthmus

    C) peninsula

    D) lagoon

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  • question_answer229) A place adjoining kitchen, for washing dishes etc.

    A) Cellar

    B) Wardrobe

    C) Scullery

    D) Pantry

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  • question_answer230) Incapable of being wounded

    A) Invulnerable

    B) Invincible

    C) Infallible

    D) Impregnable

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  • question_answer231) In the following questions, groups of four words are given. In each group, one word is correctly spelt. Find the correctly spelt word.

    A) Posesion

    B) Possesion

    C) Possession

    D) Posession

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  • question_answer232) In the following questions, groups of four words are given. In each group, one word is correctly spelt. Find the correctly spelt word.

    A) Liesure

    B) Leisure

    C) Leasure

    D) Lesiure

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  • question_answer233) In the following questions, groups of four words are given. In each group, one word is correctly spelt. Find the correctly spelt word.

    A) Bouquete

    B) Boquet

    C) Bouquet

    D) Bouquette

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  • question_answer234) In the following questions, groups of four words are given. In each group, one word is correctly spelt. Find the correctly spelt word.

    A) Pitiaeble

    B) Pitiable

    C) Pitiaeble

    D) Pitiabale

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  • question_answer235) In the following questions, groups of four words are given. In each group, one word is correctly spelt. Find the correctly spelt word.

    A) Ocasion

    B) Ocassion

    C) Occasion

    D) Occasion

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  • question_answer236) The robbery was committed in the wee hours of the day.

    A) after midnight

    B) at dawn

    C) at noontime

    D) in the evening

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  • question_answer237) Harassed by repeated acts of injustice, he decided to put his foot down.

    A) resign

    B) not to yield

    C) withdraw

    D) accept the proposal unconditionally

    View Answer play_arrow
  • question_answer238) Mrs Khanna has been in the blues for the last several weeks.

    A) unwell

    B) lonely

    C) penniless

    D) depressed

    View Answer play_arrow
  • question_answer239) The doctor says the patient has turned the comers.

    A) completely recovered

    B) become worse

    C) passed the crisis

    D) died

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  • question_answer240) He is in the habit of fishing in troubled waters.

    A) putting others in trouble

    B) indulging in evil conspirancies

    C) aggravating the situation

    D) taking advantage of troubled conditions for personal profit

    View Answer play_arrow

   

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