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General Knowledge Quiz With Answers Multiple Choice pdf
# The average life of a red blood cell in the body is about:
(a) 95 days
(b) 105 days
(c) 115 days
(d) 130 days
Answer: (c) 115 days
# Which of the following is used as a preservative of food articles?
(a) Sodium benzoate
(b) Sodium bicarbonate
(c) Sodium carbonate
(d) Sodium chloride
Answer: (a) Sodium benzoate
# DNA is?
(a) Acetic acid
(b) Citric acid
(c) A class of nucleic acids
(d) An enzyme
Answer: (c) A class of nucleic acids
# The lustre of diamond is due to?
(b) Total internal reflection
(d) It is being the purest form of carbon
Answer: (b) Total internal reflection
# Milk in natural form has a certain amount of sugar. This sugar is called?
Answer: (c) Lactose