Model Question Paper For SRMJEEE
B.Tech and Health Sciences UG programs
Part-1 – Physics

1. The dimensional formula for impulse is

(a)  MLT⁻¹

(b)  ML²T⁻¹

(c)  ML²T⁻²

(d)  ML⁰T⁻²

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2. The mean time period of a simple pendulum is 1.92 s. Mean absolute error in the time period is 0.05 s. To express the maximum estimate of error, the time period should be written as:

(a)  T = (1.92 ± 0.001)s

(b)  T = (1.92 ± 0.25)s

(c)  T = (1.92 ± 0.05)s

(d)  T = (1.92 ± 0.10)s

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3. A motor boat moves at a steady speed of 8m/s. If the water resistance to the motion of the boat is 2000W, calculate the power of the engine.

(a)  16000 W

(b)  1600 W

(c)  160 W

(d)  16 W

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4. An aeroplane travelling at a speed of 500 kmph tilts at an angle of 30o as it makes a turn. What is the radius of the curve?

(a)  341 km

(b)  3.41 km

(c)  0.341 km

(d)  34.1 km

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5. A body of mass 500gm is tied to one end of a string of length 1m and is whirled round in a horizontal circle making 2 revolutions per second. Calculate the tension in the string.

(a)  78.88 N

(b)  7.888 N

(c)  0.7888 N

(d)  7888 N

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6. A bullet of mass 10gm moving with a speed of 500 m/s gets embedded in a tree after penetrating 5cm into it. Calculate the average retarding force exerted by the wood on the bullet and the work done by the wood in bringing the bullet to stop.

(a)  25 N, 12.50 joule

(b)  250 N, 1250 joule

(c)  25 KN, 1.250 joule

(d)  25 KN, 1250 joule

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7.  The acceleration due to gravity g on earth in 9.8 ms⁻². What would be the value of g for a planet whose size is the same as that of earth but the density in twice that of earth?

(a)  19.6 ms⁻²

(b)  9.8 ms⁻²

(c)  4.9 ms⁻²

(d)  2.45 ms⁻²

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8. When a capillary tube of radius r is immersed in a liquid of density ρ the liquid rises to a height h in it. If m is the mass of the liquid in the capillary tube, the potential energy of this mass of the liquid in the tube is

(a) 

(b) 

(c)  mgh

(d)  2 mgh

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9. In which one of the following cases will the liquid flow in a pipe be most stream lined?

(a)  Liquid of high viscosity and high density flowing through a pipe of small radius.

(b)  Liquid of high viscosity and low density flowing through a pipe of small radius.

(c)  Liquid of low viscosity and low density flowing through a pipe of large radius

(d)  Liquid of low viscosity and high density flowing through a pipe of large radius

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10. A stone is dropped into a lake by a person from a 500 m high tower. He would hear the sound of after approximately.

(a)  10 s

(b)  11.5 s

(c)  14 s

(d)  21 s

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11. For the same pressure and density, the speed of sound is highest in a

(a)  Monoatomic gas

(b)  Diatomic gas

(c)  Triatomic gas

(d)  Polyatomic gas

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12. The number of Beats produced / sec by the vibrations x₁ = a sin 320 π t & x₂ = a sin 326 πt is

(a)  6

(b)  4

(c)  3

(d)  2

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13. Determine the volume occupied by 3.2 grams of oxygen at 76 cm of Hg and 27℃. (R = 8.314 × 10⁷ ergs/ mol-k)

(a)  2.461 cm³

(b)  2461 cm³

(c)  246.1 cm³

(d)  24.61 cm³

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14. Calculate the universal gas constant for one gram molecule of gas.

(a)  8.31 J/mol-k

(b)  83.1 J/mol-k

(c)  8.31 × 10⁻⁷ J/mol-k

(d)  83.1 × 10⁻⁷ J/mol-k

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15. Number of molecules per unit volume of an ideal gas is ___________

(a)  PRT

(b)  PN/RT

(c)  PT/RN

(d)  RN/KT

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16. Calculate the temperature at which the RMS velocity of a hydrogen molecule will be equal to the orbital velocity of earth’s satellite (i.e., 8 km/s)

(a)  514 × 10³ K

(b)  5.14 × 10³ K

(c)  51.4 × 10³ K

(d)  514 K

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17. Ordinary light is

(a)  plane polarised

(b)  circularly polarised

(c)  alliptically polarised

(d)  unpolarised

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18. The force between two bar magnets whose centers are d metres apart is 4.8N. When the separation is made 2d the force is reduced to

(a)  2.4 N

(b)  1.2 N

(c)  0.6 N

(d)  0.3 N

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19. In Young’s double slit experiment, the seventh maxima with light of wavelength λ₁ is at d₁ and the same maxima with same light of wavelength λ₂ is at d₂, then d₁/d₂ equals,

(a)  λ₁/ λ₂

(b)  λ₂/ λ₁

(c)  λ₁²/ λ₂²

(d)  λ₂²/ λ₁²

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20. Which of the following undergo maximum diffraction?

(a)  radio waves

(b)  α-rays

(c)  x-rays

(d)  light waves

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21. Electric flux in an electric field  through area  is given by

(a)

(b) 

(c) 

(d) 

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22. A soap bubble is charged to a potential of 16V. Its radius is then doubled. The potential of the bubble now will be:

(a)  16 V

(b)  8 V

(c)  4 V

(d)  2 V

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23. A bar magnet of magnetic moment pm is divided into two equal parts by cutting it perpendicular to its length. The magnetic moment of either piece will be:

(a)  zero

(b)  P_m/2

(c)  P_m

(d)  2 P_m

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24. What is the angle of dip at the magnetic poles?

(a)  0°

(b)  30°

(c)  45°

(d)  90°

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25. What determines the penetrating power of X-rays?

(a)  velocity

(b)  frequency

(c)  intensity

(d)  density

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26. A source of light is placed at a distance x from a photocell and the cut off potential is V. If the distance of the same source from the photocell is doubled, then cut off potential will be:

(a)  V/4

(b)  V/2

(c)  V

(d)  2V

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27. The orbital radius of the electron in the hydrogen atom changes from r to 4r. The energy of the orbital electron will change from E to:

(a)  4E

(b)  2E

(c)  E/2

(d)  E/4

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28. The mass of photon at rest is:

(a)  zero

(b)  1.67 × 10³⁵ kg

(c)  1 amu

(d)  9 × 10³¹ kg

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29. An electron and a proton possess same kinetic energy. Then 

(a)  1

(b)  1840

(c) 

(d)

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30. What amount of energy is released in the fission of ₉₂U²³⁵?

(a)  20 eV

(b)  200 eV

(c)  200 KeV

(d)  200 MeV

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31. The helium atom does not contain

(a)  2 protons

(b)  2 electrons

(c)  2 neutrons

(d)  6 nucleons

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32. A radioactive substance has half life of four months. Three fourth of the substance will decay in

(a)  3 months

(b)  4 months

(c)  12 months

(d)  8 months

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33. NOR gate is a combination of

(a)  OR gate and NOT gate

(b)  Or gate and AND gate

(c)  OR gate and OR gate

(d)  AND gate only

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34. The only function of a NOT gate is to

(a)  stop a signal

(b)  recomplement a signal

(c)  invert an input signal

(d)  act as a universal gate

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35. When two semiconductors of p-type and N-type are brought in contact with each other the PN junction formed behaves like

(a)  an oscillator

(b)  a condenser

(c)  an amplifier

(d)  a conductor

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Part 2 – Chemistry

 

36. Azidothymidine drug is used for treating ________ patients

(a)  Diabetes

(b)  AIDS

(c)  Jaundice

(d)  Tuberculosis

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37. Which of the following weight the least?

(a)  2.0 gram mole of CO₂

(b)  0.1 mole of sucrose (C­_­12H₂₂O₁₁)

(c)  1 gram atom of calcium

(d)  1.5 mole of water

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38. What is the value of gas constant R in Jmol⁻¹ K⁻¹

(a)  82.1

(b)  8.314 × 10²

(c)  8.314

(d)  0.0821

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39. Which process can be explained by the kinetic-molecular theory?

(a)  combustion

(b)  oxidation

(c)  condensation

(d)  displacement reaction

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40. Which is an example of effusion?

(a)  air slowly escaping from a pinhole in a tire

(b)  the aroma of a cooling pie spreading across a room

(c)  helium dispersing in to a room after a ballon pops

(d)  oxygen and gasoline fumes mixing in an automobile carburetor

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41. In each period, the strongest oxidising behaviour is of a/an

(a)  Alkali metal

(b)  Noble gas

(c)  Halogens

(d)  Chalcogen

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42. The most electronegative and electropositive elements of the first period is/are

(a)  H and He

(b)  Na and Cl

(c)  Li and F

(d)  H and H

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43. Beryllium has diagonal relationship with

(a)  Li

(b)  B

(c)  Na

(d)  Al

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44. Mean distance between atoms is in the range of

(a)  25 nm

(b)  2.5 nm

(c)  0.25 nm

(d)  0.025 nm

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45. What is the meaning of the word ‘atom’?

(a)  dividable

(b)  invisible

(c)  hard particles

(d)  not able to be divided

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46. Dipole moment of BeF₂ is

(a)  very low

(b)  very  high

(c)  zero

(d)  not definite

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47. Which molecule has the largest dipole moment?

(a)  HCl

(b)  HI

(c)  HBr

(d)  HF

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48. C (diamond) → C (graphite) ∆_H = − This shows that

(a)  Graphite is more stable than diamond

(b)  Diamond is more stable than graphite

(c)  Both are equally stable

(d)  Stability cannot be predicted

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49. When Fe(s) is dissolved in aqueous hydrocholoric acid in a closed vessel, the work done is

(a)  zero

(b)  infinity

(c)  extensive

(d)  intensive

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50. The sign convention for work done by the system is ______

(a)  zero

(b)  positive

(c)  negative

(d)  either positive or negative

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51. In the solubility expression p = K_H the term ‘K_H’ infers

(a)  Dalton’s constant

(b)  Henry’s law constant

(c)  Boltzmann constant

(d)  Partial pressure of H₂

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52. The molal boiling point elevation constant for water is 0.510 K mol⁻¹ The boiling point of a solution made by dissolving 6.0g urea in 200g water is

(a)  100.255℃

(b)  100℃

(c)  0.255℃

(d)  99.1℃

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53. What is the conjugate base of OH⁻?

(a)  O²⁻

(b)  O⁻

(c)  H₂O

(d)  O₂

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54. The reason for addition of catalyst in a reversible reaction at the beginning is

(a)  to get the max concentration of reactants

(b)  to increase the speed of attainment of equilibrium

(c)  to alter the product concentration

(d)  favour of forward reaction

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55. The chemical formula of rust is

(a)  Fe₂O₃ ∙ xH₂O

(b)  FeO

(c)  Fe(OH)₂

(d)  FeO₂ ∙ H₂O

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56. The sum of the powers of the exponentials to which each concentration term is raised is defined as

(a)  rate of the reaction

(b)  molecularity of the reaction

(c)  order of the reaction

(d)  half life period

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57. A reaction was found to be second order with respect to the concentration of carbonmonoxide. If the concentration of carbonmonoxide is doubled with everything else kept the constant, the rate of reaction will

(a)  increase by a factor of 4

(b)  double

(c)  remain unchanged

(d)  triple

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58. In molisch test the presence of carbohydrates is confirmed by the formation of

(a)  yellow precipitate

(b)  scarlet red solution

(c)  greenish yellow fluorescence

(d)  red ring at the junction of two layers of liquids

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59. The molecular mass of compound A is 168 g/mol. Its empirical formula is C₄H₄ Find its molecular formula

(a)  C₄H₄S

(b)  C₂H₂S

(c)  C₈H₈S₂

(d)  C₂H₄S

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60. The isomerism exhibited by CH₃CH₂OCH₂CH₃ and CH₃CH₂CH₂CH₂OH is

(a)  Structural isomerism

(b)  Position Isomerism

(c)  Optical isomerism

(d)  Functional isomerism

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61. A bond that undergoes heterolytic cleanage most readily is

(a)  C-C

(b)  O-H

(c)  C-O

(d)  C-H

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62. The major poroduct obtained when 3-phenyl propene reacts with HBr

(a)

(b)  C₆H₅ – CH₂ – CH₂ – CH₂ – Br

(c) 

(d) 

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63. The reactions of alkenes are mainly

(a)  Nucleophilic addition

(b)  Nucleophilic substitution

(c)  Free radical reactions

(d)  Electrophilic additions

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64. 

(a)  Benzene

(b)  Phenol

(c)  Benzoic acid

(d)  Salicylic acid

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65. . Y is

(a)  acid

(b)  aldehyde

(c)  kitone

(d)  ethanol

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66. A  A is

 

(a)  CH₃ – NH – CH₃

(b)  (CH₃CH₂)₂ NH

(c)  (CH₃CH₂) N–CH₃

(d)  CH₃CH₂CH₂NHCH₃

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67. Schiffs base is formed when aniline is heated with

(a)  C₆H₅CHO

(b)  C₆H₅CH₂OH

(c)  C₆H₅CH₂Cl

(d)  C₆H₆

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68. Styrene dissolves well in

(a)  Water

(b)  Benzene

(c)  Methanol

(d)  Ethylacetate

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69. Fissuring at corners of mouth and lips due to the deficiency of Vitamin B2 is called

(a)  Pernicious anaemia

(b)  Xerophthalmia

(c)  Cheilosis

(d)  Rickets

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70. _____________ is the first artificial sweetening agent discovered.

(a)  sucrose

(b)  fructose

(c)  glucose

(d)  saccharine

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Part 3 – Mathematics

 

71. The domain of definition of the function  is

(a)  (1, 2)

(b)  (−10) ∪ (1, 2)

(c)  (1, 2) ∪ (2, ∞)

(d)  (−1, 1) ∪ (1, 2) ∪ (2, ∞)

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72. What is the modulus and the principal value of the argument (− π < θ < π) of 1 + √2 + i

(a) 

(b)

(c) 

(d)

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73. The conjugate of a complex number is . Then the complex number is

(a) 

(b)

(c) 

(d)

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74. Let A be 2 × 2 matrix with real entries. Let 3 be 2 × 2 identity matrix. Remote by tr(A) the sum of the diagonal entries of A. Assume that A² = 1

Statement 1 : If A ≠ 1 and A ≠ −1 then det A = −1

Statement 2 : If A ≠ 1 and A ≠ −1 then tr (A) ≠ 0

(a)  Statement 1 is false, statement 2 is true

(b)  Statement 1 is true, statement 2 is true, statement 2 is a correct explanation for statement 1

(c)  Statement 1 is true, statement 2 is true, statement 2 is not a connect explanation for statement 1

(d)  Statement 1 is true, statement 2 is false

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75. In a third order square matrix (aij) it is given that aij = 2i – 3j then the matrix is given by

(a) 

(b) 

(c)

(d)

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76. If  and   then x =

(a)

(b) 

(c)

(d) 

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77. If  and  then x =

(a) 

(b)

(c)

(d) 

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78. If A is a square matrix of order 3 then the true statement is

(a)  det(−A) = −det A

(b)  det A = 0

(c)  det (A + I) = I + det A

(d)  det (2A) = 2 det A

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79. For the equation 3x² + px + 3 = 0, p > 0, if one of the roots is square of the other, then p is equal to

(a)  1/3

(b)  1

(c)  3

(d)  2/3

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80. The least value of n for which (n – 1 C₄ + n – 1 C₃) > nC₃ is

(a)  7

(b)  9

(c)  10

(d)  8

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81. By induction, value of expression cos θ cos 2θ cos 4θ ….. cos (2^{n – 1} θ) is equal to

(a) 

(b) 

(c)

(d)

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82. If a, b, c, d ∈ ℝ⁺ and a, b, c, d are in H.P then

(a)  a + d > b + c

(b)  a + c > b + d

(c)  a + b > c + d

(d)  a – b > c – d

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83. The 99th term of the sequence 2, 7, 14, 23, 34, …… is

(a)  9998

(b)  9999

(c)  10000

(d)  10001

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84. If  is continuous at x = 0, then the value of k is

(a)  b + a

(b)  b –2a

(c)  2a – b

(d)  2a + b

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85. The range of the function  is

(a)  (−∞, ∞)

(b)  [−2, 2]

(c)  [−1, 1]

(d) 

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86. For the curve x = t² – 1, y = t² – t, the tangent line is perpendicular to x-axis where

(a)  t = 0

(b)  t → ∞

(c)  t = 1/√3

(d)  t = −1/√3

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87. Rolle’s theorem holds for the function x³ + bx² + cx, 1 ≤ x ≤ 2 at the point 4/3, the value of b and c are

(a)  8, −5

(b)  −5, 8

(c)  5, −8

(d)  −5, −8

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88.  is equal to

(a)  1/2

(b)  1/√2

(c)  1/3

(d)  1/√3

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89. The area bounded by the loop of the curve 4y² = x²(4 – x²) is

(a)  7/3 square units

(b)  8/3 square units

(c)  11/3 square units

(d)  16/3 square units

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90. The integrating factor of the linear differential equation  is

(a) 

(b) 

(c)

(d) 

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91. A particle moves in a straight line with velocity given by  (x being the distance described). The time taken by the particle to describe 99 metres is

(a)  log₁₀ e

(b)  2log_e 10

(c)  2log₁₀ e

(d) 

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92. The number of integer values of m, for which the x-co-ordinate of the point of intersection of the lines 3x + 4y = 9 and y = mx + 1 is also an integer is

(a)  2

(b)  0

(c)  4

(d)  1

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93. Equations of the bisectors of the lines 3x− 4y + 7=0 and 12x + 5y −2 = 0 are given by

(a)  21x + 77y – 101 = 0, 11x – 3y + 9 = 0

(b)  11x – 6y + 111 = 0, 22x – 13y + 104 = 0

(c)  15x – 9y + 67 = 0, 15x + 4y + 33 = 0

(d)  20x + 72y – 109 = 0, x + 5y = 2

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94. The circles x² + y² – 4x – 6y – 12 = 0 and x² + y² + 6x – 8y + 21 = 0

(a)  intersect at two points

(b)  touches each other externally

(c)  touches each other internally

(d)  neither touches nor intersects

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95. The length of the intercept made by the line y = 2x + 1 on the circle x² + y² = 2 is

(a)  6/√5

(b)  6√5

(c)  6√2

(d)  6/√2

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96. The orthocenter of the triangle formed by the points t1, t2, t3 on the parabola y² = 4ax is

(a)  vertex

(b)  focus

(c)  origin

(d)  (1, 0)

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97. The equation of tangent to the ellipse x² + 4y² = 25 at the point whose ordinate is 2, is

(a)  x + 2y or 2x – y = 5

(b)  3x + 8y = 25 or 8y – 3x = 25

(c)  3x + 2y = 15 or 3y – 2x = 15

(d)  x + y = 1 or 2x – y = 5

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98. The vector that should be added to  so that resultant is the unit vector  is

(a) 

(b)

(c) 

(d)

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99. If the vectors  are non collinear and the vectors   and  are collinear then x is equal to

(a)  x = −1/3

(b)  x = 2/3

(c)  x = 0

(d)  x = 1/3

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100. In an experiment with 15 observations on x the following results were available  One observation 20 found to be wrong was replaced by the correct value 30. Then, the corrected variance is

(a)  188.66

(b)  177.33

(c)  8.33

(d)  78.00

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101. Let u₁ and u₂ be two wins such that u1 contains 3 white and 2 red balls and u2 contains only one white ball. A fair coin is tossed. If head appear then one ball is drawn at random from u1 and put into u₂. However if tail appears then 2 balls are drawn at random from u1 and put into u₂. Now one ball is drawn at random from u₂. Then the probability of the drawn ball from u₂ being white is

(a)  13/30

(b)  23/30

(c)  19/30

(d)  11/30

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102. Let   then tan 2α is

(a) 

(b)

(c) 

(d)

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103. If 1 + sin x + sin²x + sin³ x + … ∞ = 4 + 2√3, 0 < x < π then x is equal to,

(a)  π /6

(b)  π/4

(c)  π/3 or π/6

(d)  π/3 or 2π/3

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104. If f(x) = xⁿ, then the value of  where f^r(x) denotes the rth order derivative of f(x) with respect to x is

(a)  n

(b)  2ⁿ

(c)  2^{n – 1}

(d)  n2^{n – 1}

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105. The value of  is equal to

(a)  5(2n – 9)

(b)  10n

(c)  9(n – 4)

(d)  10(n – 1)

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Part 4 – Biology

71. The Human Genome Project officially began in

(a)  1988

(b)  1990

(c)  1992

(d)  1998

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72. What is an argument in favor of using embryonic stem cells over adult stem cells?

(a)  Embryonic stem cells are never really living.

(b)  Embryonic stem cells can differentiate into many more types of cells.

(c)  Adult stem cells cannot be cultured.

(d)  Adult stem cells reproduce much faster than embryonic stem cells.

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73. The analysis and storage of the massive amount of data generated from sequence maps has led to the growth of what new disciplines?

(a)  Bioinformatics and medical microbiology

(b)  Genomics and genetic engineering

(c)  Genomics and bioinformatics

(d)  Proteomics and environmental microbiology

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74. Which technique is not used in the transfer of gene into fertilized egg or embryo?

(a)  Fusion using polyethylene glycol

(b)  Hypotonic lysis

(c)  Microinjection

(d)  Polymerization

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75. The DNA molecule to which the gene of interest is integrated for cloning is called

(a)  Carrier

(b)  Vector

(c)  Transformant

(d)  cDNA

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76. Totally unrelated plants are brought together in a single group and those that are closely related are placed in widely separated groups in the system of classification given by ___________.

(a)  Bentahm and Hooker

(b)  Carolus Linnaeus

(c)  Engler and Prantl

(d)  Charles Darwin

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77.  In Pavonia odorata the inflorescence is ___________.

(a)  terminal head

(b)  axillary cyathium

(c)  terminal or axillary cyme

(d)  axillary cyme

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78. Leaves are simple and whorled in __________.

(a)  Ixora

(b)  Galium

(c)  Gardeni

(d)  Rubia

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79. Morphologically, a _____________is a group of cells, which are similar in origin, form and function.

(a)  tissue

(b)  tissue system

(c)  organ

(d)  organ system

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80. Differentiation is change of tissues from___________.

(a)  meristematic to permanent

(b)  simple to complex

(c)  complex to simple

(d)  permanent to meristematic

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81. Procambium gives rise to _____________

(a)  primary vascular tissues

(b)  epidermis

(c)  cortex

(d)  pith

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82. Cellulose is a polymer of D-glucose units joined by

(a)  α1 – 4 linkage

(b)  α1 – 6 linkage

(c)  β1 – 4 linkage

(d)  β1 – 6 linkage

Show Answer

83. The most accepted theory of origin of life is

(a)  Special creation theory

(b)  Theory of abiogenesis

(c)  Oparin haldane theory

(d)  Theory of spontaneous generation

Show Answer

84. One of the following structure of Cockroach is responsible for water conservation.

(a)  Spiracles

(b)  Hepatic caeca

(c)  Malpighian tubules

(d)  short midgut

Show Answer

85. A DNA strand with the sequence AACGTAACG is transcribed.What is the sequence of the mRNA molecule synthesized?

(a)  AACGTAACG

(b)  UUGCAUUGC

(c)  AACGUAACG

(d)  TTGCATTGC

Show Answer

86. Which of the following is not a component of cell membrane?

(a)  Lipid

(b)  Nucleic acids

(c)  Carbohydrate

(d)  Proteins

Show Answer

87. Golden rice is a transgenic crop of the future with the following improved trait

(a)  High lysine content

(b)  Insect resistance

(c)  High protein content

(d)  High Vitamin-A content

Show Answer

88. When the genotype of an organism is improved by the addition of foreign gene, the process is called

(a)  Tissue culture

(b)  Genetic diversity

(c)  Genetic engineering

(d)  Plastic surgery

Show Answer

89. An example for transferase is

(a)  transminase

(b)  pyruvic carboxylase

(c)  histidine decarboxylase

(d)  G-3-P dehydrogenase

Show Answer

90. The Non-cyclic photophosphorylation is associated with

(a)  PS-I

(b)  PS-II

(c)  PS-I & II

(d)  PIS.

Show Answer

91. In C3 plants, photosynthesis occurs in

(a)  Mesophyll cells

(b)  Bundle sheath cells

(c)  Both mesophyll and bundle sheath cells

(d)  Cortex cells

Show Answer

92. Which of the following is an ephyphitic plants?

(a)  Rice

(b)  Vanda

(c)  Cuscuta

(d)  Viscum

Show Answer

93. Which of the following is the common respiratory substrate?

(a)  Proteins

(b)  Lipids

(c)  Carbohydrates

(d)  Vitamins

Show Answer

94. In order to obtain disease-free plants through tissue culture techniques, the best method is

(a)  Protoplast culture

(b)  Anther culture

(c)  Embryo rescue

(d)  Meristem culture

Show Answer

95. Consider the following statements (A-D) about organic farming

A. Utilizes genetically modified crops like Bt cotton 

B. Uses only naturally produced inputs like compost

C. Does not use pesticides and urea

D. Produces vegetables rich in vitamins and minerals

Which of the above statements are correct?

(a)  (B) and (C) only

(b)  (A) and (B) only

(c)  (B), (C) and (D)

(d)  (C) and (D) only

Show Answer

96. Which one of the following is linked to the discovery of Bordeaux mixture as a popular fungicide?

(a)  Black rust of wheat

(b)  Bacterial leaf blight of rice

(c)  Downy mildew of grapes

(d)  Loose smut of wheat

Show Answer

97. The method of producing thousands of plants through tissue culture is called

(a)  Micropropagation

(b)  Somatic hybridization

(c)  Biofortification

(d)  Biomagnification

Show Answer

98. Saffron is produced from

(a)  Roots of Indigofera

(b)  Petals of Rosa

(c)  Stamens of Hibiscus

(d)  Style and stigma of Crocus

Show Answer

99. Joint dislocation caused by poliomyelitis is

(a)  Congenital

(b)  Traumatic

(c)  Pathological

(d)  Paralytic

Show Answer

100. Which of the following is not a regulatory function of lungs?

(a)  Water balance

(b)  Acid – base

(c)  Body temperature

(d)  Heart rate

Show Answer

101. The inhibitory process of respiratory centre in brain that regulates the extent of inspiration is known as

(a)  Pavlov reflex

(b)  Spinal reflex

(c)  Neuro – endocrine reflex

(d)  Herring – Breuer reflex

Show Answer

102. Atrophy of cerebral cortex leads to

(a)  Stroke

(b)  Meningitis

(c)  Alzheimers

(d)  Parkinsons

Show Answer

103. Synthesis and secretion of testosterone is regulated by

(a)  ACTH

(b)  FSH

(c)  LH

(d)  LTH

Show Answer

104. Largest organ in human system is

(a)  Liver

(b)  Brain

(c)  Lungs

(d)  Skin

Show Answer

105. Which of the following hormone has metabolic effects opposite to that of insulin?

(a)  Calcitonin

(b)  Testosterone

(c)  Mineralocorticoid

(d)  Glucocorticoid

Show Answer

106. Which of the following does not belong to lower respiratory tract?

(a)  Larynx

(b)  Trachea

(c)  Bronchi

(d)  Lungs

Show Answer

107. Testosterone is produced by ___________ cells in testes.

(a)  Interstitial

(b)  Sertoli

(c)  Nurse

(d)  vas deferens

Show Answer

108. A protozoan is generally called as

(a)  motile procaryotic unicellular protest

(b)  motile eucaryotic unicellular protest

(c)  motile eucaryotic unicellular photosynthetic protist

(d)  motile eucaryotic multicellular protest.

Show Answer

109. Which is the most widely used physical method for microbial control?

(a)  Filtration

(b)  Ionization

(c)  Radiation

(d)  Sterilization

Show Answer

110. A genetically engineered microorganism used successfully in bioremediation of oil spills is a species of

(a)  Trichoderma

(b)  Bacillus

(c)  Xanthomonas

(d)  Pseduomonas

Show Answer

111. The following organisms have been proposed as a best source of single cell protein.

(a)  Cyanobacteria

(b)  Aspergillus

(c)  Bacillus

(d)  Pseudomonas

Show Answer

112. Which of the following does not protect body surfaces?

(a)  Skin

(b)  Mucus

(c)  Gut microflora

(d)  Salivary amylase

Show Answer

113. The basic Ig unit is composed of :

(a)  Two identical heavy and two identical light chains

(b)  Two identical heavy and two different light chains

(c)  Two different heavy and two identical light chains

(d)  Two different heavy and two different light chains

Show Answer

114. Which of the following is NOT causing the net CO2 in the atmosphere to increase?

(a)  photosynthesis

(b)  burning gasoline

(c)  deforestation

(d)  burning coal

Show Answer

115. Endemic species are

(a)  rare species

(b)  species localized in a specific region

(c)  cosmopolitan in distribution

(d)  critically endangered species

Show Answer

116. The law which ensures environmental stability and maintenance of ecological balance is

(a)  Forest Act 1927

(b)  Wildlife Act1972

(c)  Wild life protection Act 1991

(d)  National forest policy 1988

Show Answer

117. Animal pharming can be defined as

(a)  Growing animals for farming

(b)  Generating transgenic animals for farming

(c)  Programming animals to produce novel products

(d)  Treatment for farming animals

Show Answer

118. The accuracy of estimating breeding value of a sire increased by ———

(a)  Decreasing the number of sires under test

(b)  Decreasing the number of progeny of sire

(c)  Increasing the number of progeny of sire

(d)  Remains constant number of progeny of sire

Show Answer

119. The raw material for evolution is

(a)  Selection

(b)  Genetic drift

(c)  Mutation

(d)  migration

Show Answer

120. One of the important consequences of geographical isolation is

(a)  Preventing Speciation

(b)  Random creation of new species

(c)  No change in the isolated fauna

(d)  Speciation through reproductive isolation

Show Answer

PART 4: BIOLOGY (50 Questions)

BOTANY

Unit 1: Taxonomy of Angiosperm

Types of classications – Articial, Natural, Phylogenetic – Biosystematics – Binomial

Nomenclature – Herbaria and their uses – Bentham and Hooker’s classication of plants – Families

Malvaceae,Solanaceae – Euphorbiaceae, Musaceae and Economic Importance.

Unit 2: Plant Anatomy

Tissues and Tissue System – anatomy of monocot and dicot roots – anatomy of Monocot and dicot stem and anatomy of dicot leaf.

Unit 3: Cell Biology and Genetics

Chromosomes – Structure and types – genes recombination of chromosomes mutation – chromosomal aberration – DNA as genetic material – Structure of DNA – replication of DNA – Structure of RNA and its type.

Unit 4: Biotechnology

Recombinant DNA Technology – Transgenic plants with benecial traits – plant tissue culture and its application – Protoplasmic fusion

Unit 5: Plant Physiology

Photosynthesis – Signicance – site of photosynthesis – photochemical and biosynthetic phases – electron transport system – cyclic and non cyclic photophosphorylation – C3 and C4 pathway – photorespiration – factor affecting photosynthesis – fermentation – plant growth – growth regulators – phytohormones – auxin – gibberellins – cytokinins – ethylene.

Unit 6: Biology in Human Welfare

Food production – breeding experiments – improved varieties and role of biofertilizer – crop diseases and their control – biopesticides – genetically modied food – sustained agriculture and medicinal plants including microbes.

ZOOLOGY

Unit I: Human Physiology

Nutrition – introduction – carbohydrates – proteins – lipids – vitamins mineral – water – Balanced diet – calorie value – (ICBM standard ) obesity – Hyperglycemia – hypoglycemia – malnutrition. Digestion – enzymes and enzyme action – Bones and Joints (Major types) – Arthritis – Rickets and Osteomalacia – Gout.

Muscles – muscle action – muscle tone – Rigor Mortis – aerobic exercises (body building) myasthenia gravis.

Respiration – Process of pulmonary respiration – inspiration Expiration – Exchange of gases at alveolar level – Circulation – Functioning of heart origin and conduction of heart beat – Articial pacemaker – coronary blood vessels and its significance – myocardial infarction – Angina pectoria – Atherosclerosis – heart attack – Resuscitation in heart attack (First aid) Blood components-functions-plasma-corpuscles-blood clotting-anticoagulants-Thrombosis-embolism-blood related diseases like polycythemia-Leukemia-Lymph uid.

Physiological Co ordination System: Brain-functioning of different regions-memory-sleep-stroke- Alzheimer’s disease-meningitis-Thyroid-parathyroid hormones-insulin and glucagon-Hormones of adrenal cortex and medulla-Reproductive hormones-problems related to secretion, non secretion of hormones.

Receptor Organs:
Eye-Focussing mechanism and photo chemistry of retina-short sightedness-Nyctalopia-Eye infectionconjunctivitis- Glaucoma-Ear-Hearing mechanism-Hearing impairments and aids – Noise pollution and its importanceskin- melanin functions – Effect of solar radiation / UV

Excretion: Ureotelism-urea-Biosynthesis(ornithine cycle) Nephron-ultraltration-tubular reabsorption and tubular secretion-Renal failure-Dialysis kidney stone formation kidney transplantation-Diabetes.

Reproductive System: Brief account of spermatogenesis and oogenesis-menstrual cycle-in vitro fertilization-Birth control

Unit 2: Microbiology

Introduction-History of medical microbiology-The inuence of Pasteur, Koch and Lister-Virology-structure Genetics culture and diseases-AIDS and its control-Bacteriology-structure, Genetics and diseases-protozoan microbiology-Diseases oriented-pathogenecity of micro organism-anti microbial resistance chemotherapy. Single cell protein. Microbial culture technique and its applications – Strain Isolation and Improvement – Isolation of microbial products.

Unit 3: Immunology

Innate immunity (Non specic) – anatomical Barriers-Physiological barriers-phagocytic barriers Lymphoidal organs-Thymus- Bursa of fabricius-Peripheral Lymphoid organs-Lymph nodes-Transplantation immunology-Autoimmune disorders.

Unit 4: Modern Genetics and Animal Biotechnology

Introduction-scope-Human Genetics Karyotyping Chromosome gene mapping-Recombinant DNA technology and segmenting-genetic diseases-Human genome project-cloning-Transgenic organisms-Genetically modied organism(GMO)-Gene therapy-Animal cell culture and its applications-Stem cell technology-Bioethics of genetic engineering in animals.

Unit 5: Environmental Science

Human population and explosion-issue-Global Warming Crisis-Green house effect-Ozone layer depletion-waste management-Biodiversity conservation (Biosphere reserve)

Unit 6: Applied Biology

Livestock and management-Breeds-Farming method-poultry diseases-Economic value Pisciculture-sh farming-Edible shes of Tamil Nadu.

Unit 7: Theories of Evolution

Lamarckism-Darwinism-Modern concept of natural selection-species of concept-origin of species and isolating mechanism.

PART 3 – MATHEMATICS (35 Questions)

UNIT 1: Sets, Relations and Functions

Sets and their representations, union, intersection and complements of sets and their algebraic properties, relations, equivalence relations, mappings, one-one, into and onto mappings, composition of mappings.

UNIT 2: Complex Numbers

Complex numbers in the form a+ib and their representation in a plane. Argand diagram. Algebra of complex numbers, modulus and argument (or amplitude) of a complex number, square root of a complex number. Cube roots of unity, triangle inequality.

UNIT 3: Matrices and Determinants

Determinants and matrices of order two and three, properties of determinants, evaluation of determinants. Addition and multiplication of matrices, adjoint and inverse of matrix.

UNIT 4: Applications of Matrices and Determinants

Computing the rank of a matrix-test of consistency and solution of simultaneous linear equations using determinants and matrices.

UNIT 5: Quadratic Equations

Quadratic equations in real and complex number system and their solutions. Relation between roots and coefcients, nature of roots, formation of quadratic equations with given roots; symmetric functions of roots, equations reducible to quadratic equations.

UNIT 6: Permutations and Combinations

Fundamental principle of counting: permutation as an arrangement and combination as selection, meaning of P(n,r) and C(n,r). Simple applications.

UNIT 7: Mathematical Induction and its Applications

Stating and interpreting the principle of mathematical induction. Using it to prove formula and facts.

UNIT 8: Binomial Theorem and its Applications

Binomial theorem for a positive integral index; general term and middle term; Binomial theorem for any index. Properties of binomial coefcients. Simple applications for approximations.

UNIT 9: Sequences and Series

Arithmetic, geometric and harmonic progressions. Insertion of arithmetic, geometric and harmonic means between two given numbers. Relation between A.M., G.M. and H.M. arithmetic, geometric series, exponential and logarithmic series.

UNIT 10: Differential Calculus

Polynomials, rational, trigonometric, logarithmic and exponential functions. Inverse functions. Graphs of simple functions. Limits, continuity, differentiation of the sum, difference, product and quotient of two functions, differentiation of trigonometric, inverse trigonometric, logarithmic, exponential, composite and implicit functions, derivatives of order up to two.

UNIT 11: Applications of Differential Calculus

Rate of change of quantities, onotonic – increasing and decreasing functions, maxima and minima of functions of one variable, tangents and normals, Rolle’s and Lagrange’s mean value theorems.

UNIT 12: Integral Calculus

Integral as an anti-derivative. Fundamental integrals involving algebraic, trigonometric, exponential and logarithmic functions. Integration by substitution, by parts and by partial fractions. Integration using trigonometric identities. Integral as limit of a sum. Properties of denite integrals. Evaluation of denite integrals; Determining areas of the regions bounded by simple curves.

UNIT 13: Differential Equations

Ordinary differential equations, their order and degree. Formation of differential equations. Solution of differential equations by the method of separation of variables. Solution of homogeneous and linear differential equations and those of the type d2y / dx2 = f(x).

UNIT 14: Straight Lines in Two Dimensions

Cartesian system of rectangular co-ordinates in plane, distance formula, area of a triangle, condition for the collinearity of three points and section formula, centroid and in-centre of a triangle, locus and its equation, translation of axes, slope of a line, parallel and perpendicular lines, intercepts of a line on the coordinate axes. Various forms of equations of a line, intersection of lines, angles between two lines, conditions for concurrence of three lines, distance of a point from a line. Equations of internal and external bisectors of angles between two lines, coordinates of centroid, orthocentre and circumcentre of a triangle, equation of family of lines passing through the point of intersection of two lines, homogeneous equation of second degree in x and y, angle between pair of lines through the origin, combined equation of the bisectors of the angles between a pair of lines, condition for the general second degree equation to represent a pair of lines, point of intersection and angle between two lines.

UNIT 15: Circles in Two Dimensions

Standard form of equation of a circle, general form of the equation of a circle, its radius and centre, equation of a circle in the parametric form, equation of a circle when the end points of a diameter are given, points of intersection of a line and a circle with the centre at the origin and condition for a line to be tangent to the circle, length of the tangent, equation of the tangent, equation of a family of circles through the intersection of two circles, condition for two intersecting circles to be orthogonal.

UNIT 16: Conic Sections in Two Dimensions

Sections of cones, equations of conic sections (parabola, ellipse and hyperbola) in standard form, condition for y = mx+c to be a tangent and point(s) of tangency.

UNIT 17: Vector Algebra

Vectors and scalars, addition of vectors, components of a vector in two dimensions and three dimensional space, scalar and vector products, scalar and vector triple product. Application of vectors to plane geometry.

UNIT 18: Measures of Central Tendency and Dispersion

Calculation of mean, median and mode of grouped and ungrouped data. Calculation of standard deviation, variance and mean deviation for grouped and ungrouped data.

UNIT 19: Probability

Probability of an event, addition and multiplication theorems of probability and their applications; Conditional probability; Baye’s theorem, probability distribution of a random variate; binomial and poisson distributions and their properties.

UNIT 20: Trigonometry

Trigonometrical identities and equations. Inverse trigonometric functions and their properties. Properties of triangles, including, incentre, circumcentre and orthocenter, solution of triangles.

PART 2 – CHEMISTRY (35 Questions)

UNIT 1: Some Basic Concepts in Chemistry

Matter and its nature, Dalton’s atomic theory; concept of atom, molecule, element and compound; physical quantities and their measurements in chemistry, precision and accuracy, signicant gures, S.I. Units, dimensional analysis; laws of chemical combination;atomic and molecular masses, mole concept, molar mass, percentage composition, empirical and molecular formulae; chemical equations and stoichiometry.

UNIT 2: States of Matter

Classication of matter into solid, liquid and gaseous states. Solid State:

Classication of solids: molecular, ionic, covalent and metallic solids, amorphous and crystalline solids (elementary idea); Bragg’s Law and its applications; unit cell and lattices, packing in solids (fcc, bcc and hcp lattices), voids, calculations involving unit cell parameters, imperfection in solids; electrical, magnetic and dielectric properties.

Liquid State: Properties of liquids – vapour pressure, viscosity and surface tension and effect of temperature on them (qualitative treatment only).

Gaseous State: Measurable properties of gases; Gas laws-Boyle’s law, Charle’s law, Graham’s law of diffusion, Avogadro’s law, Dalton’s law of partial pressure; concept of absolute scale of temperature; ideal gas equation, kinetic theory of gases (only postulates); concept of average, root
mean square and most probable velocities; real gases, deviation from ideal behaviour, compressibility factor, Van der Waals equation, liquefaction of gases, critical constants.

UNIT 3: Chemical Families – Periodic Properties

Modern periodic law and present form of the periodic table, s&p block elements, periodic trends in properties of elements, atomic and ionic radii, ionization enthalpy, electron gain enthalpy, valence, oxidation states and chemical reactivity. Transition elements-d-block elements, inner transition elements-f-block elements. Ionization energy, lanthanides and actinides-general characteristics. Coordination Chemistry: Coordination compounds, nomenclature: terminology – Werner’s coordination theory. Applications of coordination compounds.

UNIT 4: Atomic Structure

Discovery of sub-atomic particles (electron, proton and neutron); Thomson and Rutherford atomic models and their limitations; nature of electromagnetic radiation, photoelectric effect; spectrum of hydrogen atom, Bohr model of hydrogen atom-its postulates, derivation of the relations for energy of the electron and radii of the different orbits, limitations of Bohr’s model; dual nature of matter, De-Broglie’s relationship, Heisenberg uncertainty principle. Elementary ideas of quantum mechanics, quantum mechanical model of atom, its important features, various quantum numbers (principal, angular momentum and magnetic quantum numbers) and their signicance; shapes of s, p and d-orbitals, electron spin and spin quantum number; rules for lling electrons in orbitals–Aufbau principle, Pauli’s exclusion principle and Hund’s rule, electronic conguration of elements, extra stability of half-lled and completely lled orbitals.

UNIT 5: Chemical Bonding and Molecular Structure

Covalent bonding: Concept of electronegativity, Fajan’s rule, dipole moment; Valence Shell Electron Pair Repulsion (VSEPR) theory and shapes of simple molecules.

Quantum mechanical approach to covalent bonding: Valence bond theory – Its important features, concept of hybridization involving s, p and d orbitals; resonance.

Molecular orbital theory – Its important features, LCAOs, types of molecular orbitals (bonding, anti-bonding), sigma and pi-bonds, molecular orbital electronic congurations of homonuclear diatomic molecules, concept of bond order, bond length and bond energy. Elementary idea of metallic bonding. Hydrogen bonding and its applications.

Extractive metallurgy of sodium, lithium, properties of alkali metals, basic nature of oxides and hydroxides, compounds of alkaline earth metals, compounds of boron. Oxides, carbides, halides and sulphides of carbon group. Oxides-classication-acidic, basic, neutral, peroxide and amphoteric oxides.

UNIT 6: Chemical Energetics

First law of thermodynamics, energy changes during a chemical reaction, internal energy and enthalpy, Hess’s law of constant heat summation, numerical based on these concepts. Enthalpies of reactions (enthalpy of neutralization, enthalpy of combustion, enthalpy of fusion and vaporization).

UNIT 7: Chemical Thermodynamics

Second law of thermodynamics – Spontaneity of processes; S of the universe and G of the system as criteria for spontaneity, Go (Standard Gibbs energy change) and equilibrium constant.

UNIT 8: Solutions

Different methods for expressing concentration of solution-Molality, molarity, mole fraction, percentage (by volume and mass both), vapour pressure of solutions and Raoult’s law-ideal and non-ideal solutions, vapour pressure-composition plots for ideal and non-ideal solutions; colligative properties of dilute solutions-relative lowering of vapour pressure, depression of freezing point, elevation of boiling point and osmotic pressure; determination of molecular mass using colligative properties; abnormal value of molar mass, Van’t Hoff factor and its signicance.

UNIT 9: Chemical Equilibrium

Meaning of equilibrium, concept of dynamic equilibrium.

Equilibria involving physical processes: Solid-liquid, liquid-gas and solid-gas equilibria, Henry’s law, Equilibria involving chemical processes: Law of chemical equilibrium, equilibrium constants (Kp and Kc) and their signicance, signicance of ,1G and ,1Go in chemical equilibria, factors affecting equilibrium concentration, pressure, temperature, effect of catalyst; Le Chatelier’s principle.

Ionic equilibrium: Weak and strong electrolytes, ionization of electrolytes, various concepts of acids and bases (Arrhenius, Bronsted-Lowry and Lewis) and their ionization, acid-base equilibria (including multistage ionization) and ionization constants, ionization of water, pH scale, common ion effect, hydrolysis of salts and pH of their solutions, solubility of sparingly soluble salts and solubility products, buffer solutions.

UNIT 10: Electrochemistry

Electrolytic and metallic conduction, conductance in electrolytic solutions, specic and molar conductivities and their variation with concentration: Kohlrausch’s law and its applications.

Electrochemical cells-Electrolytic and Galvanic cells, different types of electrodes, electrode potentials including standard electrode potential, half-cell and cell reactions, emf of a galvanic cell and its measurement; Nernst equation and its applications; dry cell and lead accumulator; fuel cells; corrosion and its prevention.

UNIT 11: Surface Chemistry, Chemical Kinetics and Catalysis

Adsorption-Physisorption and chemisorption and their characteristics, factors affecting adsorption of gases on solids-Freundlich and Langmuir adsorption isotherms, adsorption from solutions.

Catalysis-Homogeneous and heterogeneous, activity and selectivity of solid catalysts, enzyme catalysis and its mechanism.

Colloidal state-Distinction among true solutions, colloids and suspensions, classication of colloids-lyophilic, lyophobic; multi molecular, macromolecular and associated colloids (micelles), preparation and properties of colloids-Tyndall effect, Brownian movement, electrophoresis, dialysis, coagulation and occulation; emulsions and their characteristics.

Rate of reaction, instantaneous rate of reaction and order of reaction. Factors affecting rates of reactions – factors affecting rate of collisions encountered between the reactant molecules, effect of temperature on the reaction rate, concept of activation energy, catalyst. Rate law expression. Order of a reaction (with suitable examples).

Units of rates and specic rate constants. Order of reaction and effect of concentration (study will be conned to rst order only). Theories of catalysis adsorption theory-some of important industrial process using catalysts.

Nuclear Chemistry: Radioactivity: isotopes and isobars: Properties of ,  and  rays; Kinetics of radioactive decay (decay series excluded), carbon datting; Stability of nuclei with respect to proton-neutron ratio; brief discussion on fission and fusion reactions.

UNIT 12: Purication and Characterisation of Organic Compounds

Purication – Crystallization, sublimation, distillation, differential extraction and chromatography – principles and their applications.

Qualitative analysis – Detection of nitrogen, sulphur, phosphorus and halogens.

Quantitative analysis (basic principles only) – Estimation of carbon, hydrogen, nitrogen, halogens, sulphur, phosphorus. Calculations of empirical formulae and molecular formulae; numerical problems in organic quantitative analysis.

UNIT 13: Some Basic Principles of Organic Chemistry

Tetravalency of carbon; shapes of simple molecules-hybridization (s and p); classication of organic
compounds based on functional groups: -C=C-, -CC- and those containing halogens, oxygen, nitrogen and sulphur; homologous series; isomerism-structural and stereoisomerism.

Nomenclature (Trivial and IUPAC)

Covalent bond fission – Homolytic and heterolytic: free radicals, carbocations and carbanions; stability of carbocations and free radicals, electrophiles and nucleophiles. Electronic displacement in a covalent bond-inductive effect, electromeric effect, resonance and hyperconjugation.

Common types of organic reactions – Substitution, addition, elimination and rearrangement.

UNIT 14: Hydrocarbons

Classication, isomerism, IUPAC nomenclature, general methods of preparation, properties and reactions.

Alkanes-Conformations: Sawhorse and Newman projections (of ethane); mechanism of halogenation of alkanes.

Alkenes-Geometrical isomerism; mechanism of electrophilic addition: addition of hydrogen, halogens, water, hydrogen halides (Markownikoff’s and peroxide effect); ozonolysis, oxidation, and polymerization.

Alkynes-Acidic character; addition of hydrogen, halogens, water and hydrogen halides; polymerization. Aromatic hydrocarbons- nomenclature, benzene-structure and aromaticity; mechanism of electrophilic substitution: halogenation, nitration, Friedel-Craft’s alkylation and acylation, directive inuence of functional group in monosubstituted benzene.

UNIT 15: Organic Compounds Containing Oxygen

General methods of preparation, properties, reactions and uses.

Alcohols: Distinction of primary, secondary and tertiary alcohols; mechanism of dehydration. Reactions of hydroxyl derivatives.

Phenols: Acidic nature, electrophilic substitution reactions: halogenation, nitration and sulphonation, Reimer-Tiemann reaction. Addition to >C=O group, relative reactivities of aldehydes and ketones.

Ethers: Structure.

Aldehyde and Ketones: Nature of carbonyl group; Nucleophilic addition reactions (addition of HCN, NH3 and its derivatives), Grignard reagent; oxidation; reduction (Wolff Kishner and Clemmensen); acidity of-hydrogen, aldol condensation, Cannizzaro reaction, Haloform reaction; Chemical tests to distinguish between aldehydes and Ketones.

Carboxylic acids: Reactions, Acidic strength and factors affecting it; reactions of acid derivatives.

UNIT 16: Organic Compounds Containing Nitrogen

General methods of preparation, properties, reactions and uses.

Amines: Nomenclature, classication, structure, basic character and identication of primary, secondary and tertiary amines and their basic character.

Diazonium salts: Importance in synthetic organic chemistry.

UNIT 17: Polymers

General introduction and classication of polymers, general methods of polymerization–addition and condensation, copolymerization; natural and synthetic rubber and vulcanization; some important polymers with emphasis on their monomers and uses – polythene, nylon, polyester and bakelite.

UNIT 18: Biomolecules

Carbohydrates-Classication: aldoses and ketoses; monosaccharides (glucose and fructose), constituent monosaccharides of oligosacchorides (sucrose, lactose, maltose) and polysaccharides (starch, cellulose, glycogen).

Proteins – Elementary Idea of amino acids, peptide bond, polypeptides; proteins: primary, secondary, tertiary and quaternary structure (qualitative idea only), denaturation of proteins, enzymes.

Vitamins – Classication and functions. Nucleic acids – Chemical constitution of DNA and RNA. Biological functions of nucleic acids.

UNIT 19: Chemistry in Everyday Life

Chemicals in medicines-Analgesics, tranquilizers, antiseptics, disinfectants, antimicrobials, antifertility drugs, antibiotics, antacids.

Antihistamins-their meaning and common examples. Chemicals in food-preservatives, articial sweetening agents-common examples.

Cleansing agents–Soaps and detergents, cleansing action.

PART 1 – PHYSICS (35 Questions)

UNIT 1: Units and Measurement

Units for measurement, system of units-S.I., fundamental and derived units, measurements-errors in measurement-signicant gures, dimensions-dimensional analysis-applications.

UNIT 2: Mechanics

Motion in one dimension-uniform and non-uniform motion-uniformly accelerated motion-scalar and vector quantities-Newton’s laws of motion-force and inertia-impulse and momentum-law of conservation of linear momentum-applications-motions in two dimension- projectile motion-uniform circular motion-friction-laws of friction-applications- centripetal force-centre of mass-torque-angular momentum and its conservation-moment of inertia-theorems of moment of inertia-work-energy-potential energy and kinetic energy-power-collision-elastic and inelastic collisions.

UNIT 3: Gravitation, Mechanics of Solids and Fluids

The universal law of gravitation, acceleration due to gravity-variation of ‘g’ with altitude, latitude and depth-gravitation potential-escape velocity and orbital velocity-geostationary satellites-Kepler’s laws of planetary motion. Solids-elastic behaviour, stress-strain-Hooke’s law-Modulli of elasticity-relation between them-surface tension-capillarity-applications-viscosity-Poiseuille’s formula-Stokes law-applications-streamline and turbulent ow-Reynolds number-Bernoulli’s theorem- applications.

UNIT 4: Oscillations and Wave Motion

Periodic motion-simple harmonic motion-equations of motion-oscillations of spring-simple pendulum-free, forced and damped oscillations-resonance-applications-wave motions-longitudinal and transverse waves-velocity of wave motion in different media-Newton’s formula-Laplace’s correction-super position of waves-progressive and standing waves-sonometer-air columns-Doppler effect and its applications.

UNIT 5: Heat and Thermodynamics

Kinetic theory of gases-postulates-pressure of a gas-specic heat capacity-relation between Cp and Cv-rst law of thermodynamics thermodynamical processes-isothermal and adiabatic-reversible and irreversible process-second law of thermodynamics-Carnot’s engine-Heat transfer-conductionconvection- radiation-thermal conductivity of solids-black body radiations-Kirchoff’s law-Wien’s displacement law-Stefan’s law-Newton’s law of cooling.

UNIT 6: Ray and Wave Optics and Magnetism

Reection and refraction of light-total internal reection-velocity of light determination-deviation and dispersion of light by a prism-Lens formula-magnication-power of lens-combination of thin
lenses in contact-Microscope- Astronomical telescope-wavefront-Huygens principle-wave nature of light-interference-Young’s double slit experiment-diffraction and polarization.

UNIT 7: Electricity and Magnetism

Electrostatics-Coulomb’s inverse square law-dielectric constant-electric eld-electric lines of force-electric dipole-electric potential-potential difference-electric ux-Gauss theorem-electrostatic induction-capacitor capacitors in parallel and series-action of points-lightning arrester electric current-drift velocity of electrons-Ohm’s law-electrical resistivity and conductivity-super conductivity-Kirchoff’s law-Wheatstone’s bridge-principle of potentiometer-electric power-Earth’s magnetic eld and magnetic elements-magnetic eld due to a magnetic dipole-torque on a magnetic dipole-tangent law tangent galvanometer-deection magnetometer-magnetic properties of a material-dia, para and ferromagnetic materials-applications.magnetic effects of electric current-Bio Savart law-force on a moving charge in an uniform magnetic eld-moving coil galvanometer-conversion of a galvanometer into voltmeter and ammeter-Faraday’s law-Lenz law of electromagnetic induction-Self inductance-mutual inductance-Flemming’s right hand rule-methods of inducing emf-eddy current. Alternating currents-LCR series circuit-AC generator-Transformer.

UNIT 8: Atomic Physics and Relativity

Atomic structure-properties of cathode rays and positive rays-specic charge of an electron-atom model-Thomson atom model-Rutherford atom model-Bohr atom model-merits and demerits-quantum numbers-X-rays-production-properties-Bragg’s law-Bragg’s X-ray spectrometer-Photoelectric effect-laser-spontaneous and stimulated emission-laser action-characteristics of laser light-ruby laser-applications of laser relativity-Einstein’s mass energy relation-variation of mass with velocity.

UNIT 9: Dual Nature of Matter and Nuclear Physics

Matter waves-wave nature of particles-De Broglie wavelength- electron microscope. Nuclear properties; radius, mass, binding energy, density, isotopes, mass defect-Bainbridge mass spectrometer-nuclear forces neutron discovery-radioactivity – ,  and ?decay-half life and mean life-articial radio activity-radio isotopes-radio carbon dating-radiation hazards. Nuclear fission-nuclear reactor-nuclear fusion-hydrogen bomb cosmic rays-elementary particles.

UNIT 10: Electronics and Communication

Semiconductors-doping-types-PN junction diode-biasing-diode as a Rectier-transistors-transistor
characteristics-amplier-gain-feedback in ampliers-logic gates-basic logic gates-NOT, OR, AND, NOR, NAND-universal gates-De Morgan’s theorems-space communication propagation of electromagnetic waves in atmosphere-sky and space wave propagation-modulation types–demodulation-microwaves-radars.

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For B.Tech and Health Sciences Under Graduate Programs

Part 1: Physics 35 questions with a total weightage of 105 marks

Part 2: Chemistry 35 questions with a total weightage of 105 marks

Part 3: Mathematics 35 questions with a total weightage of 105 marks

Part 4: Biology 50 questions with a total weightage of 105 marks

Negative mark of ‘1’ for every wrong answer in Physics, Chemistry & Mathematics and ‘0.7’ for every wrong answer in biology. 

Total weightage 315 marks (Either Math or Biology to be taken)