Basic Science GK Questions and Answers
What is the main factor of rust in iron?
(A) oxygen
(B) Hydrogen
(C) Nitrogen
(D) Neon
Correct Answer : A
Blood group was discovered by -
(A) Karl Landsteiner
(B) Pavlov
(C) Alexander Fleming
(D) William Harvey
Correct Answer : A
Cooking vessels have wooden or bakelite handles because–
(A) the handle must be strong
(B) wood and bakelite are bad conductors of heat
(C) the handle should be attractive
(D) None of the above
Correct Answer : B
When we go upstairs in the atmosphere?
(A) heat is low and pressure increases
(B) temperature increases and pressure decreases
(C) Both temperature and pressure increase
(D) Both temperature and pressure decrease
Correct Answer : D
By whom is the focus distance corrected in the eye lens?
(A) Ratina
(B) iris
(C) ciliary muscles
(D) Carnia
Correct Answer : C
Dry ice is solid.
(A) Carbon monoxide
(B) Carbon dioxide
(C) Sulfur dioxide
(D) Hydrogen peroxide
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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