Top 500 General Science GK Questions
Which of the following metals is used in spacecraft to tolerate high temperatures?
(A) Fe
(B) Ti
(C) Ni
(D) Pb
Correct Answer : B
What is the study of population called?
(A) Map art
(B) Human science
(C) Demography
(D) Biography
Correct Answer : C
In Ecosystem the primary producer is
(A) Female
(B) male
(C) Plant
(D) Bacteria
Correct Answer : C
The branch of study dealing with old age and aging is known as _.
(A) Gerontology
(B) Teratology
(C) Oncology
(D) Ornithology
Correct Answer : A
From whom do teeth and bones gain strength and firmness?
(A) Calcium
(B) Fluorine
(C) Chlorine
(D) Sodium
Correct Answer : A
What do AIDS viruses destroy?
(A) Lymphocyte
(B) Monocyte
(C) Neutrophils
(D) Basophils
Correct Answer : A
Which of the following instruments measures electromagnetic radiation?
(A) Pyrheliometer
(B) Cathetometer
(C) Bolometer
(D) Phenograph
Correct Answer : C
How is the relative humidity expressed?
(A) gram
(B) Kilogram
(C) Percent
(D) Ratio
Correct Answer : C
What is the average density of the earth?
(A) $${0.49 g/cm{^3}}$$
(B) $${3.3 g/cm{^3}}$$
(C) $${1 g/cm{^3}}$$
(D) $${5.513 g/cm{^3}}$$
Correct Answer : D
Earth’s escape velocity is –
(A) 15.0 km / sec
(B) 21.0 km / sec
(C) 7.0 km / sec
(D) 11.2 km / sec
Correct Answer : D
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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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