Common General Knowledge Quiz Questions
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Common General Knowledge
Q:9 Which one of the following types of waves is used in a night vision apparatus?
(A) Radio waves
(B) Microwaves
(C) Infra-red waves
(D) None of the above
Ans . C
Q:10 The blue color of the clear sky is due to
(A) Diffraction of light
(B) Dispersion of light
(C) Reflection of light
(D) Refraction of light
Ans . B
Q:11 As you go down into a well, your weight
(A) increases slightly
(B) decreases slightly
(C) remains exactly the same
(D) None of the above
Ans . B
Q:12 The weight of an object will be minimum when it is placed at?
(A) The North Pole
(B) The South Pole
(C) The Equator
(D) The center of the Earth
Ans . D
Q:13 In fireworks, the green flame is produced because of
(A) Sodium
(B) Potassium
(C) Barium
(D) Mercury
Ans . C
Q:14 Which of the following is used in pencils?
(A) Silicon
(B) Phosphorous
(C) Graphite
(D) Charcoal
Ans . C
Q:15 What does airbag, used for the safety of car driver, contain?
(A) Sodium bicarbonate
(B) Sodium azide
(C) Sodium nitrite
(D) Sodium peroxide
Ans . B
Q:16 A married couple adopted a male child. A few years later, twin boys were born to them. The blood group of the couple is AB positive and O negative. The blood group of the three sons is A positive, B positive, and O positive. The blood group of the adopted son is
(A) O positive
(B) A positive
(C) B positive
(D) Cannot be determined on the basis of the given data
Ans . A
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