AIPMT 2008 | NEET Year Wise Previous Years Questions

Biology

Chemistry

1. How many moles of lead (II) chloride will be formed from a reaction between 6.5 g of PbO and 3.2 g HCl ? 2. An organic compound contains carbon, hydrogen and oxygen. Its elemental analysis gave C, 38.71% and H, 9.67%. The empiri 3. What volume of oxygen gas (O2) measuread at 0oC and 1 atm, is needed to burn completely 1 L of propane gas (C3H8) measu 4. The measurement of the electron position is associated with an uncertainty in momentum, which is equal to 1 $$ \times $$ 5. If uncertainty in position and momentum are equal, then uncertainty in velocity is 6. Which one of the following arrangements does not give the correct picture of the trends indicated against it ? 7. Four diatomic species are listed below. Identify the correct order in which the bond order is increasing in them 8. The correct order of increasing bond angles in the following triatomic species is 9. Which of the following are not state functions ? (I) q + w     (II) q (III) w&n 10. Bond dissociation enthalpy of H2, Cl2 and HCl are 434, 242 and 431 kJ mol$$-$$1 respectively. Enthalpy of formation of H 11. For the gas phase reaction, PCl5(g)  $$\rightleftharpoons$$ PCl3(g) + Cl2(g) which of the following condition 12. The dissociation equilibrium of a gass AB2 can be represented as : 2AB2(g) $$\rightleftharpoons$$ 2AB(g) + B2(g) The d 13. If the concentration of OH$$-$$ ions in the reaction Fe(OH)3(s) $$\rightleftharpoons$$ Fe3+(aq) + 3OH$$-$$(aq) is decr 14. The value of equilibrium constant of the reaction HI(g) $$\rightleftharpoons$$ $${1 \over 2}$$H2(g) + $${1 \over 2}$$I2 15. The values of for the reactions, X $$\rightleftharpoons$$ Y + Z      . . . .(i) A $$\r 16. Equal volumes of three acid solutions of pH 3, 4 and 5 are mixed in a vessel. What will be the H+ ion concentration in t 17. Base strength of is in the order of 18. Which one of the following is most reactive towards electrophilic attack? 19. The stability of carbanions in the following. is in the order of 20. A (predominantly) is 21. In the hydrocarbon, The state of hybridization of carbons 1, 3 and 5 are in the following sequence 22. How many stereoisomers does this molecule have? CH3CH$$=$$CHCH2CHBrCH3 23. In a SN2 substitution reaction of the type R $$-$$ Br + Cl$$-$$ $$\buildrel {DMF} \over \longrightarrow $$ R$$-$$Cl + 24. Number of moles of MnO$$_4^{ - }$$ required to oxidize one mole of ferrous oxalate completely in acidic medium will be 25. A strong base can abstract an $$\alpha $$-hydrogen from 26. The relative reactivities of acyl compounds towards nucleophilic substitution are in the order of 27. Acetophenone when reacted with a base, C2H5ONa,   yields a stable compound which has the structure 28. In a reaction of aniline a coloured product C was obtained. The structure of C would be 29. In DNA, the complimentary bases are 30. Which of the following is an amine hormone? 31. On the basis of the following Eo values, the strongest oxidizing agent is [Fe(CN)6]4$$-$$ $$ \to $$ [Fe(CN)6]3$$-$$ + e 32. Kohlrausch's law states that at 33. Standard free energies of formation (in kJ/mol) at 298 K are $$-$$237.2, $$-$$ 394.4 and $$-$$8.2 for H2O(l), CO2(g) and 34. The rate constants k1 and k2 for two different reactions are 1016 $$ \cdot $$ e$$-$$2000/T and 1015 $$ \cdot $$ e$$-$$ 35. The bromination of acetone that occurs in acid solution is represented by this equation. CH3COCH3(aq) + Br2(aq) &n 36. The angular shape of ozone molecule (O3) consists of 37. The correct order of decreasing second ionisation enthalpy of Ti(22), V(23), Cr(24) and Mn(25) is 38. Which of the following complexes exhibits the highest paramagnetic behaviour? where gly = glycine, en = ethylenediamin 39. In which of the following coordination entities the magnitude of $$\Delta $$o (CFSE in octahedral field) will be maximum

Physics

1. If the error in the measurement of radius of a sphere is 2%, then the error in the determination of volume of the sphere 2. Which two of the following five physical parameters have the same dimensions ? 1.  Energy density 2. &nb 3. A particle moves in a straight line with a constant acceleration. It changes its velocity from 10 ms$$-$$1 to 20 ms$$-$$ 4. The distance travelled by a particle starting from rest and moving with an acceleration $${4 \over 3}$$m s$$-$$2, in th 5. A particle of mass m is projected with velocity v making an angle of 45o with the horizontal. When the particle lands on 6. A particle shows distance - time curve as given in this figure. The maximum instaneous velocity of the particle is aroun 7. A roller coaster is designed such that riders experience ''weightlessness'' as they go round the top of a hill whose ra 8. Sand is being dropped on a conveyer belt at the rate of M kg/s. The force necessary to keep the belt moving with a cons 9. Three forces acting on a body are shown in the figure. To have the resultant force only along the y-direction, the mag 10. Water falls from a height of 60 m at the rate of 15 kg/s to operate a turbine. The losses due to frictional forces are 1 11. A shell of mass 200 gm is ejected from a gun of mass 4 kg by an explosion that generates 1.05 kJ of energy. The initial 12. A thin rod of length L and mass M is bent at its midpoint into two halves so that the angle between them is 90o. The mo 13. The ratio of the radii of gyration of a circular disc to that of a circular ring, each of same mass and radius, around t 14. On a new scale of temperature (which is linear) and called the W scale, the freezing and boiling points of water are 39o 15. At 10oC the value of the density of a fixed mass of an ideal gas divided by it pressure is x. At 110oC this ratio is 16. If Q, E and W denote respectively the heat added, change in internal energy and the work done in a closed cyclic process 17. Two simple harmonic motions of angular frequency 100 and 1000 rad s$$-$$1 have the same displacement amplitude. The rati 18. A point performs simple harmonic oscillation of period T and the equation of motion is given by x = a sin($$\omega $$t + 19. Two periodic waves of intensities $$I$$1 and $$I$$2 pass through a region at the same time in the same direction. The su 20. The wave described by y = 0.25 sin(10$$\pi $$x $$-$$ 2$$\pi $$t), where x and y are in metres and t in seconds, is a wav 21. A parallel plate capacitor has a uniform electric field E in the space between the plates. If the distance between the p 22. A thin conducting ring of radius R is given a charge +Q. The electric field at the centre O of the ring due to the charg 23. The electric potential at a point in free space due to charge Q coulomb is Q $$ \times $$ 1011 volts. The electric field 24. In the circuit shown, the current through the 4 $$\Omega $$ resistor is 1 amp when the points P and M are connected to 25. A wire of a certain material is stretched slowly by ten percent. Its new resistance and specific resistance become respe 26. An electric kettle takes 4 A current at 220 V. How much time will it take to boil 1 kg of water from temperature 20oC ? 27. A current of 3 amp. flows through the 2 $$\Omega $$ resistor shown in the circuit. The power dissipated in the 5 $$\Omeg 28. A cell can be balanced against 110 cm and 100 cm of potentiometer wire, respectively with and without being short circui 29. A particle of mass m, charge Q and kinetic energy T enters a transverse uniform magnetic field of induction $$\overright 30. A closed loop PQRS carrying a current is placed in a uniform magnetic field. If the magnetic forces on segments PS, SR a 31. A galvanometer of resistance 50 $$\Omega $$ is connected to a battery of 3 V along with a resistance of 2950 $$\Omega $$ 32. Curie temperature above which 33. A long solenoid has 500 turns. When a current of 2 ampere is passed through it, the resulting magnetic flux linked with 34. In an a.c. circuit the e.m.f. ($$\varepsilon $$) and the current (i)  at any instant are given respectively b 35. A circular disc of radius 0.2 meter is placed in a uniform magnetic field of induction $${1 \over \pi }\left( {{{Wb} \ov 36. The velocity of electromagnetic radiation in a medium of permittivity $$\varepsilon $$0 and permeability $$\mu $$0 is gi 37. Two thin lenses of focal lengths f1 and f2 are in contact and coaxial. The power of the combination is 38. A boy is trying to start a fire by focusing sunlight on a piece of paper using an equiconvex lens of focal length 10 cm. 39. A particle of mass 1 mg has the same wavelength as an electron moving with a velocity of 3 $$ \times $$ 106 m s$$-$$1. T 40. The work function of a surface of a photosensitive material is 6.2 eV. The wavelength of the incident radiation for whic 41. In the phenomenon of electric discharge through gases at low pressure, the coloured glow in the tube appears as a result 42. If M(A; Z), Mp and Mn denote the masses of the nucleus $${}_Z^AX,$$ proton and neutron respectively in units of u (1 u = 43. The ground state energy of hydrogen atom is $$-$$ 13.6 eV. When its electron is in the first excited state, its excitati 44. A p-n photodiode is made of a material with a band gap of 2.0 eV. The minimum frequency of the radiation that can be abs 45. If the lattice parameter for a crystalline structure is 3.6 $$\mathop A\limits^ \circ $$, then the atomic radius in fcc

AIPMT 2008

MCQ (Single Correct Answer)

-1

Given below is a diagrammatic cross section of a single loop of human cochlea. AIPMT 2008 Biology - Neural Control and Coordination Question 16 English

AIPMT 2008 Biology - Neural Control and Coordination Question 16 English

Which one of the following options correctly represents the names of three different parts?

B : Tectorial membrane, C : Perilymph, D: secretory cells

A : Perilymph, B : Tectorial membrane, C: Endolymph

C : Endolymph, D : Sensory hair cells, A : Serum

D : Sensory hair cells, A : Endolymph B : Tectorial membrane.

AIPMT 2008

MCQ (Single Correct Answer)

-1

A transgenic food crop which may help in solving the problem of night blindness in developing countries is

Flavr Savr tomatoes

Bt soybean

Starlink maize.

Golden rice

AIPMT 2008

MCQ (Single Correct Answer)

-1

How many moles of lead (II) chloride will be formed from a reaction between 6.5 g of PbO and 3.2 g HCl ?

0.011

0.029

0.044

0.333

AIPMT 2008

MCQ (Single Correct Answer)

-1

An organic compound contains carbon, hydrogen and oxygen. Its elemental analysis gave C, 38.71% and H, 9.67%. The empirical formula of the compound would be

CHO

CH₄O

CH₃O

CH₂O

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