Exam Details

Subject imsc in optometry & vision sciences
Paper
Exam / Course ima/imsc
Department
Organization central university
Position
Exam Date 2017
City, State telangana, hyderabad


Question Paper

1. In a variety of garden peas, the allele for tall plants is dominant over the allele for short plants A cross between a tall plant and a short plant resulted in 50% of the offspring being short. What were the genotypes of the parents? Tt and tt Tt and Tt TT and Tt TT and tt

2. Which of the following indicates fitness? High resting pulse rate and short recovery time Low resting pulse rate and short recovery time Low resting pulse rate and long recovery time High resting pulse rate and long recovery time

3. Which of the metal shown has the highest density? Iron

(b) Calcium Silver Gold

4. Choose the correct pair Sore throat: bacterial infection Amoebiasis: Fungi Malaria: Viral

(d) Typhoid: Helminthes

5. Which of the following never contains in food chain? Consumer Habitats Herbivore

(d) Omnivore

6. Edward's syndrome is a form of trisomy at chromosome no.: 18 2l 13

(d) ll

7. To prepare 1 N solution of NaOH (Sodium Hydroxide) in 500 ml, you need 10 grams of NaOH

(b) 40 grams of NaOH 30 grams of NaOH

(d) 20 grams of NaOH

8. The process of destroying foreign particles entering into the body is known a Phagocytosis Haemolysis Exocytosis Catalysis

9. A glass rod 20 cm long is clamped at the middle. It is set into longitudinal vibration. If the emitted frequency is 400 Hz, the velocity of sound in glass will be 280 m/s 160 m/s 320 m/s 200 m/s

10. A ray of light is incident on the surface of separating two transparent medium at an angle 450 and is refracted in medium at an angle 300. Velocity of light in the medium will be 2.l2x10^8 m/s 3.8x10^8 m/s 1.55xl0^8 m/s 2.88xl0^8 m/s

11. If red light and violet light rays are of local length fR and N respectively then which one of the following is true MR MV MR MV MR MV MR MV

12. The objective with large aperture are used in telescope for Reducing lens aberration

(b) Greater resolution Brighter image

(d) Reducing the cost

13. Which of the following does not show polarization? Transverse wave in gas

(b) Longitudinal wave in gas Both a and b

(d) None of the above

14. Which of the following phenomenon shows the transverse nature of light? Diffraction

(b) Polarization Interference

(d) Photo-electric effect 2

15. A point object is 15 cm above the surface of water in pond. A fish inside the water will observe the image to be at a point 20 cm above the surface of water 15 cm above the surface of water 20 cm below the surface of water 15 cm below the surface of water

16. The driver of a car travelling with speed 30mls towards a hill sounds a horn of frequency 60 Hz. If the velocity of sound in air is 33 the frequency of the reflected sound as heard by the driver is 1260 Hz 1200 Hz 1600 Hz 1500 Hz

17. A convex lens is made of 3 layers of glass of 3 different materials as in the figure. A point object is placed on its axis. The number of images of the object are:

<img src='./qimages/15977-17.jpg'>

(a) 1 2 3 4

18. A point object 0 is kept at a distance ofOP u. The radius of curvature of the spherical surface APB is CP R. The refractive indexes of the media are n1 and n2 which are as shown in the diagram. Then, if nl n2, image is virtual for all values of if n2 2n1, image is virtual when R u. the image is real for all values of n1 and n2. Here, the correct statement/s is/are

<img src='./qimages/15977-18.jpg'>

(a) Only a b and c Only b Both a and b

19. Two beams of red and violet colours are made to pass separately through a prism ofA 60°. In the minimum deviation position, the angle of refraction inside the prism will be Lesser for violet colour 30° for both the colours Greater for red colour Equal but not 30° for both the colours

20. A body weighs 50 grams in air and 40 grams in water. How much would it weigh in a liquid of specific gravity 1.5? 30 grams 35 grams 65 grams 45 grams

21. Blue colour of sea water is due to Interference of sunlight reflected from the water surface Scattering of sunlight by the water molecules Image of sky in water Refraction of sunlight

22. Hot water cools from 60°C to 50°C in the first 10 minutes and to 42°C in the next 10 minutes. Then the temperature of the surroundings is 15°C 10°C 20°C 30°C

23. Three liquids of equal masses are taken in three identical cubical vessels B and c. Their densities are PA, PB and PC respectively. But PA PB Pc The force exerted by the liquid on the base of the cubical vessel is The same in all the vessels

(b) Maximum in vessel A Maximum in vessel C Minimum in vessel

24. What is the minimum thickness of a thin film required for constructive interference in the reflected light from it? Given, the refractive index of the film 1.5, wavelength of the light incident on the film 600 nm. 50nm 200nm 100nm 300nm

25. Two lenses have powers D and -2D respectively. The power of combination is 3D D

26. Down's syndrome is an example of a chromosal abnormality called: Trisomy Monosomy Deletion Inversion

27. What is acetyle-CoA split into in the Krebs cycle? Hydrogen and Oxygen Oxygen and Carbon Carbon dioxide and hydrogen Carbon and hydrogen

28. A high white blood cell count could indicate Haemophilia Diabetes Anaemia Leukaemia

29. Which one of this is a useless by-product of photosynthesis in plants? Glucose Water Oxygen Carbon dioxide

30. The following stain is used for staining plant cells to view under the microscope Cell stain Iodine solution Biuret reagent Benedicts solution

31. The following always happens in a chemical reaction A color change occurs A gas is given off Heat energy is absorbed A new substance is formed

32. Why is a "saturated" fat called saturated fat? The fatty acid carbon chains are saturated with Hydrogen The fat is saturated with water The fatty acid chains can have more water added They saturate the body with fat when eaten

33. Which of the following is the richest source of energy in our diet? Proteins Fats and oils Carbohydrates Fibre

34. Which stain do we use for staining animal cells? Iodine solution Cell stain Methylene blue Ribena

35. Another name of Copper sulphate is: Green Vitriol Red vitriol Blue vitriol Black vitriol

36. Which of the following never contains in food chain? Consumer Habitats Herbivore Omnivore

37. Tobacco mosaic disease was the first eukaryotic disease recognized to be caused by: Bacteria Virus Genetic abnormalities Radiation

38. The maximum number of hydrogen bonds that a molecule of water can have is

(a)1

(b)2

(c)3

(d)4

39. Which of the following molecules functions to transfer information from the nucleus to the cytoplasm? DNA RNA Proteins Lipids

40. The overall reaction for photosynthesis is: 6C02 6H20 energy C3H603 602 3C02 6H20 energy C6H1206 602 6C02 6H20 energy C6H1206 602 6C02 3H20 energy C6H1206 602

41. Which one of them is a monosaccharide: Sucrose Lactose Fructose Maltose

42. A rare bleeding disorder in which blood doesn't clot normally known as Haemophilia Diabetes Anaemia Leukaemia

43. Light wave length 5000 angstrom falls on a sensitive plate with photoelectric work function of 1.9 eV. The maximum Kinetic energy of the photo electron emitted will be 1.16 Ev 2.38 eV 0.58 eV 2.98 eV

44. A wave of frequency 500 Hz has a velocity of 350m/s. The distance between two nearest points, if the wave is 600 out of phase will be approximately 70 cm 0.7 cm 12.0 cm 120 cm

45. If the critical angle for total internal reflection from a medium to vacuum is 300. Then velocity of light in the medium is 1.5xl0^8 m/s 2x10^8 m/s 3xl0^8 m/s 0.75x10^8 m/s

46. Energy of simple harmonic motion depends upon 1/w2 w a2 1/a2

47. The ratio of minimum deviation from thin prim with respect to air when dipped in water will be Mg MW 3/4 1/4 1/2 1/8

48. A source of sound is travelling with a velocity 40 Km/he towards an observer and emits sound of frequency 200 Hz. If velocity of sound is 1220 Km/hr, then the apparent frequency heard by an observer is 207 198 195 208

49. Which of the following is the highest electro negativity? Na CI K B

50. 50 ml of O.IM HCl and 50ml of 0.2M NaOH are mixed. The resulting solution pH is_ 1.3 4.2 12.70 11.70

51. Which of the following reactions is correct for the first order of reaction rate constant, rate of reaction, concentration of reactant.) K=rxc2 K=rxc

52. Radiation with maximum frequency are is X rays Radio waves UV rays IR rays

53. What is the weight (in grams) of Na2 C03 (molar mass present in 250 mL of its 0.2M solution 0.53 5.3 1.06 10.6

54. Antiblood clotting drug which prevents heart attack is Acetyl salicylic acid 4 hydroxy acetanilide P-nitrophenol N-(ethyoxy phenyl) Acetamide

55. Viscosity liquid increases due to Increase in temperature Strong attraction forces Color of the liquid Odour of the liquid

56. Molecular weight of sucrose( C12H22011) 342 182 45 None

57. Radioactive material has half-life of2 minutes. Starting with 2 gram of radioactive material how much is left over at the end of 10 minutes. 1.0g 1/16g 1/32g 1/8g

58. Light travelling through the three transparent substances and follows the path as shown in figure. Arrange the indices of refraction in order from smallest to largest. Note that the total internal reflection does occur on the bottom surface of the medium 2.

<img src='./qimages/15977-58.jpg'> 1 n2 n3 n2 n1 n3 n1 n3 n2 n3 n1 n2

59. Angle of minimum deviation is equal to the angle of prism A of an equilateral glass prism. The angle of incidence at which minimum deviation will be obtained is 60° 30° 45° sin^-1 2/3

60. The absolute coefficient of expansion of a liquid is 7 times that the volume coefficient of expansion of the vessel. Then the ratio of absolute and apparent expansion of the liquid 7/6 1/7 6/7

(d) 2/7

61. A sonometer wire 100cm in length has fundamental frequency of 330 Hz.The velocity of propagation of transverse waves along the wire is 330 m/s 660 m/s 115 m/s 990 m/s

62. A hole is made at the bottom of a tank filled with water (density=103kg/m^3). If the total pressure at the bottom of the tank is 3atm atm =105 then the velocity of efflux -1200 m/s -1400 m/s -1600 m/s -1500 m/s

63. An inclined track ends in a circular loop of radius "r". From what height on the track a particle should be released so that it completes that loop in the vertical plane. 5r/2 2r/5 5r/4 4r/5

64. When a capillary tube is dipped in water vertically, water raises to height of 10mm. The tube is now titled and makes an angle of 600 with vertical. Now length of water column in tube is

(a)10mm

(b)5mm

(c)20mm

(d)40mm

65. Two equi-convex lenses of each of radius 20mm and refractive index 1.5 are placed in contact. If water of refractive index 1.33 is placed in between lenses. The focal length of the combined lens system is 15cm, convex 15cm, concave 7.5mm, convex 7.5mm concave

66. When a longitudinal wave is produced in a medium, the displacement of the particle of the medium makes an angle with the direction of propagation equal to

(a)0 or 180

(b)450

(c)900 None

67. Number ofATP and GTP required for the synthesis of polypeptide chain with 100 amino acids 100 ATP


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