Top 500 General Science GK Questions
Which among the following is not an Enzyme?
(A) Trypsin
(B) Gastrin
(C) Pepsin
(D) Rennin
Correct Answer : B
The ambient air is stable when the ambient lapse rate is
(A) Neutrally stable
(B) Hyper-adiabatic
(C) Sub-adiabatic
(D) Super-adiabatic
Correct Answer : C
Which one of the following does not form oxyacid?
(A) Sulphur
(B) Chlorine
(C) Nitrogen
(D) Fluorine
Correct Answer : D
The nuclear particle having no mass and no charge, but only spin is
(A) proton
(B) neutron
(C) meson
(D) electron
Correct Answer : B
When Arsenic atoms are added to Germanium Lattice it becomes a/an
(A) Insulator
(B) Superconductor
(C) Intrinsic semiconductor
(D) Extrinsic semiconductor
Correct Answer : B
Persons suffering from myopia are advised to use
(A) Convex lens
(B) Concave lens
(C) Plano-convex lens
(D) Plano-concave lens
Correct Answer : B
It is possible to store pollen grains of a large number of species for year’s in-
(A) Liquid hydrogen
(B) Liquid oxygen
(C) Solid hydrogen
(D) Liquid nitrogen
Correct Answer : D
Once the mass of a solid is doubled, its density is-
(A) will be four times
(B) will be doubled
(C) will be halved
(D) will remain unchanged
Correct Answer : C
A yellow dust appears on the fingers, whenever we touch the middle of a flower. These tiny yellow grains are one of the most precious substances in nature because they contain the secret of plant life. What is this dust called?
(A) Spore
(B) Sporocyst
(C) Pollen
(D) Sperm
Correct Answer : C
The mass density of Kerosene is:
(A) Less than water
(B) Same as water
(C) Greater than water
(D) None of these
Correct Answer : A
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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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