Basic Science GK Questions and Answers
When a ship enters the sea from a river?
(A) rises up
(B) falls down
(C) There is no change in its level
(D) All of the above
Correct Answer : A
What is the reason that the ball bounces higher at a higher place?
(A) Because the air pressure is higher at higher places than at the plains
(B) Because the atmosphere is sparse at high places, the ball faces less resistance
(C) Because the force of gravity is low at high places
(D) Because the atmosphere is pure at high places
Correct Answer : C
When sunlight passes through a prism, which of the following colors has the highest refraction?
(A) Blue
(B) Red
(C) Orange
(D) Green
Correct Answer : A
When a man enters a dark room with light, he sees nothing for some time. Later he begins to appear, because?
(A) The iris of his eye shrinks
(B) The iris of his eye spreads
(C) The distance between the lens and retina of his eye increases
(D) The length of his eye lens increases
Correct Answer : A
The rolling ball stops itself after rolling away for some reason, which of the following reasons?
(A) Frictional force
(B) gravity
(C) Inertia
(D) None of the above
Correct Answer : A
Which gas is used to purify pond water in cities?
(A) Sulfur dioxide
(B) Chlorine
(C) Nitrogen
(D) Ammonia
Correct Answer : B
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Rajesh Bhatia
A Writer, Teacher and GK Expert. I am an M.A. & M.Ed. in English Literature and Political Science. I am highly keen and passionate about reading Indian History. Also, I like to mentor students about how to prepare for a competitive examination. Share your concerns with me by comment box. Also, you can ask anything at linkedin.com/in/rajesh-bhatia-7395a015b/.
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