Biology
1. Vernalization simulates flowering in 2. Consider the following four statements (a-d) and select the option which includes all the correct ones only :
(a) Singl 3. The idea of mutations was brought forth by : 4. Represented below is the inheritance pattern of the certain type of traits in humans. Which one of the
following conditi 5. A test cross is carried out to :
6. The secretory phase in the human menstrual cycle is also called : 7. Which one of the following statements is wrong? 8. What is the function of germ pore? 9. Plants with ovaries having only one or a few ovules, are generally pollinated by 10. Which one of the following characteristics is common both in humans and adult frogs? 11. Which one of the following options gives the correct categorization of six animals according to the type of nitrogenous 12. A fall in glomerular filtration rate (GFR) activates 13. Which one of the following human organs is often called the ''graveyard'' of RBCs? 14. The domestic sewage in large cities : 15. Which one of the following generally acts as an antagonist to gibberellins? 16. Through their effects on plant growth regulators, what do the temperature and light control in the plants? 17. Read the following four statements (A $$-$$ D). phosphorylation involve uphill transport of protons across the membrane. 18. Identify the meiotic stage in which the homologous chromosomes separate while the sister chromatids remain associated at 19. Which one of the following biomolecules is correctly characterized? 20. Which one of the following organisms is correctly matched with its three characteristic? 21. How many plants in the list given below have marginal placentation?
Mustard, Gram, Tulip, Asparagus, Arhar, Sun hemp, C 22. Which one of the following categories of animals, is correctly described with no single exception in it? 23. Which one of the following pairs of animals are similar to each other pertaining to the feature stated against them? 24. Read the following five statements (A - E) and answer as asked next to them.
(A) In Equisetum, the fema 25. How many organisms in the list given below are autotrophs?
Lactobacillus, Nostoc, Chara, Nitrosomonas, Nitrobacter, Stre 26. Which one of the following pairs is wrongly matched? 27. In the five kingdom classification, Chlamydomonas and Chlorella have been included in 28. The rate of formation of new organic matter by rabbit in a grassland, is called : 29. Which one of the following pairs of chemical substances, is correctly categarised ? 30. Which one of the following is a wrong statement regarding mutations ? 31. Read the following four statements (A-D) :
(A) Colostrum is recommended for the new born because it is rich in antigen
32. Which one of the following sets of items in the option A – D are correctly categorized with one exception in it ? 33. Which one of the following statements is
correct with respect to immunity? 34. Identify the human
developmental stage
shown below as well as
the related right place of
its occurrence in a normal preg 35. The four sketches (A, B, C and D) given below, represent four different types of animal tissues. Which one
of these is c 36. Given below is the diagrammatic sketch of a certain type of connective tissue. identify the parts labeled A, B, C and D 37. The supportive skeletal structures in the human external ears and in the nose tip are examples of 38. Which one of the following cellular parts is correctly described ? 39. Which one of the following structures is an organelle within an organelle ? 40. As compared to a dicot root, a monocot root has 41. Select the correct statement about biodiversity : 42. Identify the likely organisms (a), (b), (c) and (d) in the food web shown below :
43. Sacred groves are specially useful in 44. The second stage of hydrosere is occupied by plants like 45. Which one of the following represents a palindromic sequence in DNA ? 46. What is it that forms the basis of DNA Fingerprinting ? 47. The figure below shows three steps (A, B, C) of Polymerase Chain Reaction (PCR). Select the option giving correct identi 48. The first clinical gene therapy was given for treating - 49. Biolistics (gene-gun) is suitable for - 50. Cuscuta is an example of : 51. Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells) 52. In genetic engineering, the antibiotics are used 53. Identify the molecules (a) and (b) shown below and select the right option giving their source and use.
54. Read the following four statements (A-D) :
(A) In transcription, adenosine pairs with uracil
(B) Regulation of lac oper 55. In gobar gas, the maximum amount is that of : 56. Which one of the following organisms is scientifically correctly named, correctly printed according to the internationa
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
1
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
A test cross is carried out to :
A
Determine whether two species or varieties will breed successfully
B
Determine the genotype of a plant at F2
C
Predict whether two traits are linked
D
Assess the number of alleles of a gene
2
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
The secretory phase in the human menstrual cycle is also called :
A
Follicular phase lasting for about 6 days
B
Luteal phase and lasts for about 13 days
C
Follicular phase and lasts for about 13 days
D
Luteal phase and lasts for about 6 days
3
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements is wrong?
A
When pollen is shed at two-celled stage, double fertilization does not take place.
B
Vegetative cell is larger than generative cell.
C
Pollen grains in some plants remain viable for months.
D
Intine is made up of cellulose and pectin.
4
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
What is the function of germ pore?
A
Emergence of radicle
B
Absorption of water for seed germination
C
Initiation of pollen tube
D
Release of male gametes
Paper Analysis
Total Questions
Biology 56
Chemistry 24
Physics 27
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