Tuesday, 29 December 2015

General Science - 4

General Science - 4
46. Which one of the following is biodegradable?
(a) DDT       (b) Paper
(c) Plastic   (d) Aluminium
Answer:(b )

47. Centre for DNA finger printing in India is located at
(a) Pune (b) Hyderabad
(c) Mumbai (d) Udaipur
Answer:(b )

48. In elephants which teeth grow into tuskers ?
(a) Incisors of the lower jaw
 (b) Incisors of the upper jaw
(c) Canines of the lower jaw
(d) Canines of the upper jaw
Answer:(b )

49. Which one of the following system of the body is attacked by HIV?
(a) Reproductive (b) Immune
(c) Digestive (d) Nervous
Answer:(b )

50. The branch of science dealing with the improvement of human race is
(a) Ecology (b) eugenics
(c) Euphenics (d) Zoology
Answer:(b )

51. Water gas is a mixture of
(a) Carbon Dioxide  & Water
(b) Carbon Monoxide & Hydrogen
(c) Carbon Dioxide & Hydrogen
(d) Carbon Monoxide & Nitrogen
Answer:( b)

52. Which of the following is Glauber’s Salt?
(a) NaCO.10HO (b) NaSO.10HO
(c) KCO.10HO (d) KSO.1OHO
Answer:(b )

53. The metal present in Chlorophyll is
(a) Zinc (b) Iron
(c) Magnesium (d) Manganese
Answer:(c )

54. The acid which is called “Aqua Fortis” is
(a) Sulphuric Acid (b) Phosphoric Acid
(c) Carbonic Acid (d)Nitric Acid
Answer:( d)

55. The compound which is known as Inorganic Benzene is
(a) Borazole  (b) Diborane
(c) Borax (d) Boron Carbide
Answer:(a )

56. The metal used in high temperature thermometry is
(a) Mercury (b) Galium
(c) Germanium (d) Copper
Answer:(b )

57. An antiknock agent among the following is
(a) Tetrahydrofuran (b) DDT
(c) Tetra ethyl lead (d) TNT
Answer:( c)

58. Which of the following is known as the Universal solvent?
(a) Water (b) Benzene
(c) Sulphuric Acid (d) Nitric Acid
Answer:(a )

59. Cinnabar is the ore of
(a) Lead (b) Zinc
(c) Copper (d) Mercury
Answer:( d)

60. Contact Process and Lead Chamber Process are used in the manufacture of
(a) Nitric Acid (b) Ammonia
(c) Sulphuric Acid (d) Sodium Carbonate