General Science Question Answer
Q46. Steroid hormones are synthesised from
(a) Adenine
(b) Protein
(c) Vitamin
(d) Cholesterol
Answer: (d) Cholesterol
Q47. Which of the following scientists developed the process of DNA finger printing
(a) Kary B. Mullis
(b) Alec Jeffreys
(c) T.H. Morgan
(d) H.O. Smith
Answer: (b) Alec Jeffreys
Q48. Megalopa is the larval form of
(a) Crab
(b) Prawn
(c) Squilla
(d) Lobster
Answer: (a) Crab
Q49. The use of fingerprints for identification known as
(a) Palynology
(b) Limnology
(c) Anthropometry
(d) Dactylography
Answer: (d) Dactylography
Q50. MPN test is used to check the
(a) Quality of water
(b) Pollution of water
(c) Pollutants of water
(d) Cleaning of water
Answer: (a) Quality of water
Q51. Karl Landsteiner discovered blood group method in the year
(a) 1897
(b) 1901
(c) 1905
(d) 1910
Answer: (b) 1901
Q52. The concept of pH was introduced by
(a) Arrhenius
(b) Bronsted
(c) Lewis
(d) Sorensen
Answer: (d) Sorensen
Q53. Pneumonia is the inflammatory condition of
(a) Liver
(b) Lung
(c) Heart
(d) Spleen
Answer: (b) Lung
Q54. The causative agent of the yellow fever is
(a) Lyssa virus
(b) Picoma virus
(c) Parvo virus
(d) Flavivirus
Answer: (d) Flavivirus
Q55. Microphone is used to convert
(a) sound waves into electrical energy
(b) sound waves into light rays
(c) electrical energy into sound waves
(d) sound waves into magnetic currents
Answer: (a) sound waves into electrical energy
Q56. Cooking oil can be converted into vegetable ghee by the process of
(a) Hydrogenation
(b) Crystallization
(c) Oxidation
(d) Distillation
Answer: (a) Hydrogenation
Q57. Who is considered as the "father of the (handheld) cell phone"
(a) Edwin Land
(b) John Lloyd
(c) Martin Cooper
(d) Joseph Wilson
Answer: (c) Martin Cooper
Q58. When the nucleus of uranium is bombarded with neutrons, it breaks up into two of nearly equal mass. This process is called
(a) Radiation
(b) Fusion
(c) Fission
(d) Emission
Answer: (c) Fission
Q59. Emetophobia is the fear of
(a) Vomiting
(b) Spider
(c) Tunnels
(d) Heights
Answer: (a) Vomiting
Q60. First Spacecraft to carry man on the Moon was
(a) Star 2
(b) Luna-9
(c) Helius-B
(d) Apollo 11
Answer: (d) Apollo 11
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