AIPMT 2012 Mains | NEET Year Wise Previous Years Questions

Biology

Chemistry

1. Red precipitate is obtained when ethanol solution of dimethylglyoxime is added to ammoniacal Ni(II). Which of the follow 2. The orbital angular momentum of a p-electron is given as 3. Low spin complex of d6-cation in an octahedral field will have the following energy 4. The catalytic activity of transition metals and their compounds is ascribed mainly to 5. Four successive members of the first series of the transition metals are listed below. For which one of them the standar 6. Which one of the following does not correctly represent the correct order of the property indicated against it? 7. Which of the following exhibits only + 3 oxidation state? 8. In which of the following arrangements the given sequence is not strictly according to the property indicated against it 9. Activation energy (E$$a$$) and rate constants (k1 and k2) of a chemical reaction at two different temperatures (T1 and T 10. Standard reduction potentials of the half reactions are given below : F2(g) + 2e$$-$$ $$ \to $$ 2F$$-$$(aq) ;  & 11. Molar conductivities $$\left( {\Lambda _m^o} \right)$$ at infinite dilution of NaCl, Hcl and CH3COONa are 126.4, 425.9 a 12. The Gibb's energy for the decomposition of Al2O3 at 500oC is as follows $${2 \over 3}$$ Al2O3 $$ \to $$ $${4 \over 3}$ 13. Vapour pressure of chloroform (CHCl3) and dichloromethane (CH2Cl2) at 25oC are 200 mm Hg and 41.5 mm Hg respectively. Va 14. An organic compound (C3H9N) (A), when treated with nitrous acid, gave an alcohol and N2 gas was evolved. (A) on warming 15. Consider the following reaction The product A is 16. Which of the following compounds will give a yellow precipitate with iodine and alkali? 17. Consider the reaction : RCHO + NH2NH2 $$ \to $$ RCH $$=$$ N $$-$$ NH2 What sort of reaction is it? 18. In the replacement reaction The reaction will be most favourable if M happens to be 19. Which of the following compounds can be used as antifreeze in automobile radiators? 20. Which of the following reagents will be able to distinguish between 1-butyne and 2-butyne? 21. Given that the equilibrium constant for the reaction, 2SO2(g) + O2(g) $$\rightleftharpoons$$ 2SO3(g) has a value of 27 22. Given the reaction between 2 gases represented by A2 and B2 to give the compound AB(g), A2(g) + B2(g) $$\rightlefthar 23. Four diatomic species are listed below. Identify the correct order in which the bond order is increasing in them 24. During change of O2 to O$$_2^{ - }$$ ion, the electron adds on which one of the following orbitals ?

Physics

1. A parallel plate capacitor has a uniform electric field E in the space between the plates. If the distance between the p 2. To get an output Y= 1 in given circuit which of the following input will be correct ? 3. The transition from the state n = 3 to n = 1 in a hydrogen like atom results in ultraviolet radiation. Infrared radiatio 4. Two radiations of photons energies 1 eV and 2.5 eV, successively illuminate a photosensitive metallic surface of work fu 5. A rod of length 10 cm lies along the principal axis of a concave mirror of focal length 10 cm in such a way that its enf 6. For the angle of minimum deviation of a prism to be equal to its refracting angle, the prism must be made of a material 7. If the momentum of an electron is changed by P, then the de Broglie wavelength associated with changes by 0.5%. The init 8. The ratio of amplitude of magnetic field to the amplitude of electric field for an electromagnetic wave propagatting in 9. In a coil of resistance 10 $$\Omega $$, the induced current developed by changing magnetic flux through it, is shown in 10. The instantaneous values of alternating current and voltage in a circuit are given as $$i = {1 \over {\sqrt 2 }}$$ sin 11. Two metallic spheres of radii 1 cm and 3 cm are given charges of $$-$$1 $$ \times $$ 10$$-$$2 C and 5 $$ \times $$ 10$$ 12. A proton carrying 1 MeV kinetic energy is moving in a circular path of radius R in uniform magnetic field. What should b 13. The power dissipated in the circuit shown in the figure is 30 watts. The value of R is 14. A magnetic needle suspended parallel to a magnetic field requires $$\sqrt 3 J$$ of work to turn it through 60o. The torq 15. A cell having an emf $$\varepsilon $$ and internal resistance r is connected across a variable external resistance R. As 16. An ideal gas goes from state A to state B via three different processes as indicated in the P-V diagram. If Q1, Q2, Q3 17. The equation of a simple harmonic wave is given by y = 3 sin$${\pi \over 2}$$(50t $$-$$ x), where x and y are in metre 18. A slab of stone of area 0.36 m2 and thickness 0.1 m is exposed on the lower surface to steam at 100oC. A block of ice at 19. Which one of the following plots represents the variation of gravitiational field on a particle with distance r due to a 20. If $${v_e}$$ is escape velocity and $${v_o}$$ is orbital velocity of a satellite for orbit close to the earth's surface, 21. A circular platform is mounted on a frictionless vertical axle. Its radius R = 2 m and its moment of inertia about the a 22. Three masses are placed on the x-axis : 300 g at origin, 500 g at x = 40 cm and 400 g at x = 70cm. The distance of the c 23. The moment of inertia of a uniform circular disc is maximum about an axis perpendicular to the disc and passing through 24. A car of mass m is moving on a level circular track of radius R. If $$\mu $$s represents the static friction between the 25. A car of mass m starts from rest and accelerates so that the instantaneous power delivered to the car has a constant mag 26. A stone is dropped from a height h. It hits the ground with a certain momentum P. If the same stone is dropped from a he 27. The dimensions of $${\left( {{\mu _0}{\varepsilon _0}} \right)^{ - 1/2}}$$ are

Biology

Chemistry

Physics

AIPMT 2012 Mains

MCQ (Single Correct Answer)

-1

Vernalization simulates flowering in

zamikand

turmeric

carrot

ginger.

AIPMT 2012 Mains

MCQ (Single Correct Answer)

-1

Consider the following four statements (a-d) and select the option which includes all the correct ones only :
(a) Single cell Spirulina can produce large quantities of food rich in protein, minerals, vitamins etc.
(b) Body weight-wise the microorganisms Methylophilus methylotrophus may be able to produce several times more proteins than the cow per day
(c) Common button mushrooms are a very rich source of vitamin C
(d) A rice variety has been developed which is very rich in calcium

Statements (b), (c) and (d)

Statements (c), (d)

Statements (a), (c) and (d)

Statements (a), (b)

AIPMT 2012 Mains

MCQ (Single Correct Answer)

-1

The idea of mutations was brought forth by :

Charles Darwin, who observed a wide variety of organisms during sea voyage

Hugo do Vries, who worked on evening primrose

Gregor Mendol, who worked on Pisum sativum

Hardy Weinberg, who worked on allele frequencies in a population

AIPMT 2012 Mains

MCQ (Single Correct Answer)

-1

Represented below is the inheritance pattern of the certain type of traits in humans. Which one of the following conditions could be an example of this pattern ? AIPMT 2012 Mains Biology - Principles of Inheritance and Variation Question 142 English

AIPMT 2012 Mains Biology - Principles of Inheritance and Variation Question 142 English

Haemophilia

Sickel cell anaemia

Thalassemia

Phenylketonuria

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