Biology
1. Which one of the following aspects is in exclusive characteristics of living things? 2. The pathogen Microsporum responsible for ringworm disease in humans belongs to the same kingdom of organisms as that of 3. Selaginella and Salvinia are considered to represent a significant step toward evolution of seed habit because 4. Consider the following four statements whether they are correct or wrong.
A. The sporophyte in liverwo 5. Consider the following four statements (A$$-$$D) related to the common frog Rana tigrina, and select the correct option 6. Ureters act as urinogenital ducts in 7. Which one of the following statements is totally wrong about the occurrence of notochord, while the other three are corr 8. Which one of the following pairs is wrongly matched while the remaining three are correct? 9. Sweet potato is homologous to 10. Whorled, simple leaves with reticulate venation are present in 11. At metaphase, chromosomes are attached to the spindle fibres by their 12. Guttation is the result of 13. Which one of the following is not an essential mineral element for plants while the remaining three are? 14. In kranz anatomy, the bundle sheath cells have 15. In mitochondria, protons accumulate in the 16. One of the constituents of the pancreatic juice which is poured into the duodenum in humans is 17. Which one of the following correctly represents the normal adult human dental formula? 18. Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort? 19. Bulk of carbon dioxide (CO2) released from body tissues into the blood is present as 20. Given below is the ECG of a normal human. Which one of its components is correctly interpreted below?
21. Uricotelic mode of excreting nitrogenous wastes is found in 22. The type of muscles present in our 23. The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone 24. In angiosperms, functional megaspore develops into 25. What is common between vegetative reproduction and apomixts? 26. About which day in a normal human menstrual
cycle does rapid secretion of LH (popularly
called LH-surge) normally occurs 27. What happens during fertilization in humans
after many sperms reach close to the ovum? 28. The technique called gamete intrafallopian
transfer (GIFT) is recommended for those
females : 29. Which one of the following conditions of the
zygotic cell would lead to the birth of a normal
human female child ? 30. Test cross in plants or in Drosophila involves
crossing : 31. The unequivocal proof of DNA as the genetic
material came from the studies on a :
32. Which one of the following options gives the
correct matching of a disease with its causative
organism and mode of infec 33. Common cold is not cured by antibiotics
because it is : 34. Read the following statement having two blanks
(A and B) :
''A drug used for ______ (A)___ patients is obtained
from a s 35. Which one of the following is a wrong matching
of a microbe and its industrial product, while the
remaining three are co 36. Consider the following statements (A-D) about
organic farming :
(A) Utilizes genetically modified crops like Bt
cotton
37. Which one of the following techniques made it
possible to genetically engineer living organisms ?
38. Bacillus thuringiensis forms protein crystals
which contain insecticidal protein. This protein : 39. Silencing of mRNA has been used in producing
transgenic plants resistant to : 40. Read the following four statements (A-D) about
certain mistakes in two of them :
(A) The first transgenic buffalo, Rosie 41. The logistic population growth is expressed by
the equation : 42. Which one of the following animals may occupy
more than one trophic levels in the same
ecosystem at the same time ? 43. Both, hydrarch and xerarch successions lead to : 44. The breakdown of detritus into smaller particles
by earthworm is a process called 45. Consider the following statements (A)-(D) each
with one or two blanks :
(A) Bears go into _____ (1) ____ during winter t 46. Biodiversity of a geographical region represents : 47. ''Good ozone'' is found in the : 48. Some vascular bundles are described as open
because these : 49. Function of companion cells is : 50. The cells lining the blood vessels belongs to the
category of : 51. Frogs differ from humans in possessing : 52. Which one of the following structure in pheretima
is correctly matched with its function ? 53. Which one of the following is not considered as
a part of the endomembrane system ? 54. The figure below shows the structure of a
mitochondrion with its four parts labelled (A),
(B), (C). and (D) Select the p 55. Examine the figure given below and select the
correct option giving all the four parts (A, B, C
and D) rightly identifie 56. The figures (A – D) show four animals. Select
the correct option with respect to a common
characteristic of two of these 57. Which one of the following figures represents
the placentation in Dianthus?
58. Which one of the following is essential for
photolysis of water?
Chemistry
1. Which has the maximum number of molecules among the following ? 2. According to the Bohr theory, which of the following transitions in the hydrogen atom will give rise to the least energe 3. What is the value of electron gain enthalpy of Na+ if IE1 of Na = 5.1 eV? 4. Which of the following structures is the most preferred and hence of lowest energy for SO3? 5. A bubble of air is underwater at temperature 15oC and the pressure 1.5 bar. If the bubble rises to the surface where the 6. Consider the following processes :
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.tg td{font-family:Ari 7. In qualitative analysis, the metals of group I can be separated from other ions by precipitating them as chloride salts. 8. Which of the following compounds undergoes nucleophilic substitution reaction most easily? 9. The IUPAC name of the following compound is
10. Consider the reactions.
The mechanisms of reactions (i) and (ii) are respectively 11. Match List-I with List-II for the compositions of substances and select the correct answer using the code given above. 12. Match the compounds given in List-I with List-II and select the suitable option using the code given below.
.tg {bord 13. An organic compound A on treatment with NH3 gives B, which on heating gives C. C when treated with Br2 in the presence o 14. The order of reactivity of phenyl magnesium bromide (PhMgBr) with the following compounds:
15. What of the following compounds is most basic? 16. Which of the following is not a fat soluble vitamin? 17. Which of the statements about ''Denaturation'' given below are correct?
(1) Denaturation of proteins causes 18. A solid compound XY has NaCl structure. If the radius of the cation is 100 pm, the radius of the anion (Y$$-$$) will be 19. A 0.1 molal aqueous solution of a weak acid is 30% ionized. If Kf for water is 1.86oC/m, the freezing point of the solut 20. 200 mL of an aqueous solution of a protein contains its 1.26 g. The osmotic pressure of this solution at 300 K is found 21. A solution contains Fe2+, Fe3+ and I$$-$$ ions. This solution was treated with iodine at 35oC. Eo for Fe3+/Fe2+ is + 0. 22. The rate of the reaction : 2N2O5 $$ \to $$ 4NO2 + O2
can be written in three ways.
$${{ - d\left[ {{N_2}{O_ 23. The unit of rate constant for a zero order reaction is 24. The half-life of a substance in a certain enzyme-catalysed reaction is 138 s. The time required for the concentration of 25. Which of the following statements is incorrect? 26. Which of the following oxide is amphoteric? 27. The following reactions take place in the blast furnace in the preparation of impure iron. Identify the reaction pertain 28. Which of the following carbonyls will have the
strongest C–O bond ? 29. The pairs of species of oxygen and their
magnetic behaviours are noted below. Which of
the following presents the correc 30. Which of the following complex compounds will
exhibit highest paramagnetic behaviour?
(At. No. Ti = 22, Cr = 24, Co = 2
Physics
1. The density of a material in CGS system of units is 4 g cm$$-$$3. In a system of units in which unit of length is 10 cm 2. A particle covers half of its total distance with speed v1 and the rest half distance with speed v2. Its average speed d 3. A projectile is fired at an angle of 45o with the horizontal. Elevation angle of the projectile at its highest point as 4. A conveyor belt is moving at a constant speed of 2 ms$$-$$1. A box is gently dropped on it. The coefficient of friction 5. A mass m moving horizontally (along the x-axis) with velocity $$v$$ collides and sticks to a mass of 3m moving verticall 6. A small mass attached to a string rotates on a frictionless table top as shown. If the tension in the string is increase 7. A particle of mass m is thrown upwards from the surface of the earth, with a velocity u. The mass and the radius of the 8. A particle of mass M is situated at the centre of a spherical shell of same mass and radius a. The magnitude of the grav 9. A mass of diatomic gas $$(\gamma = 1.4)$$ at a pressure of 2 atmospheres is compressed adiabatically so that its temper 10. Two particles are oscillating along two close parallel straight lines side by side, with the same frequency and amplitud 11. Two identical piano wires, kept under the same tension T have a fundamental frequency of 600 Hz. The fractional increase 12. The electric potential V at any point (x, y, z), all in metres in space is given by V = 4x2 volt. The electric field at 13. Three charges, each +q, are placed at the corners of an isosceles triangle ABC of sides BC and AC, 2$$a$$. D and E are t 14. In the circuit shown in the figure, if the potential at point A is taken to be zero, the potential at point B is
15. A galvanometer of resistance, G, is shunted by a resistance S ohm. To keep the main current in the circuit unchanged, th 16. Charge q is uniformly spread on a thin ring of radius R. The ring rotates about its axis with a uniform frequency $$f$$ 17. A square loop, carrying a teady current $$I$$, is placed in a horizontal plane near a long straight conductor carrying a 18. A short bar magnet of magnetic moment 0.4 J T$$-$$1 is placed in a uniform magnetic field of 0.16 T. The magnet is in st 19. A coil has resistance 30 ohm and inductive reactance 20 ohm at 50 Hz frequency. If an ac source, of 200 volt, 100 Hz, is 20. The r.m.s. value of potential difference V shown in the figure is
21. A converging beam of rays is incident on a diverging lens. Having passed through the lens the rays intersect at a point 22. A thin prism of angle 15o made of glass of refractive index $$\mu $$1 = 1.5 is combined with another prism of glass of r 23. The threshold frequency for a photosensitive metal is 3.3 $$ \times $$ 1014 Hz. If light of frequency 8.2 $$ \times $$ 1 24. Out of the following which one is not a possible energy for a photon to be emitted by hydrogen atom according to Bohr's 25. Two radioactive nuclei P and Q, in a given sample decay into a stable nucleus R. At time t = 0. number of P species are 26. An electron in the hydrogen atom jumps from excited state n to the ground state. The wavelength so emitted illuminates a 27. A Zener diode, having breakdown voltage equal to 15 V, is used in a voltage regulator circuit shown in figure. The curre 28. In the following figure, the diodes which are forward biased, are
29. Pure Si at 500 K has equal number of electron (ne) and hole (nh) concentrations of 1.5 $$ \times $$ 1016 m$$-$$3. Doping 30. A thermocouple of negligible resistance
produces an e.m.f. of 40 µV/ºC in the linear range
of temperature. A galvanomete
1
AIPMT 2011 Mains
MCQ (Single Correct Answer)
+4
-1
A thermocouple of negligible resistance
produces an e.m.f. of 40 µV/ºC in the linear range
of temperature. A galvanometer of resistance 10
ohm whose sensitivity is 1 µA/division, is
employed with the thermocouple. The smallest
value of temperature difference that can be
detected by the system will be
A
1ºC
B
0.5 ºC
C
0.1ºC
D
0.25ºC
Paper analysis
Total Questions
Biology
58
Chemistry
30
Physics
30
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