Basic Science Questions for Competitive Exam

Rajesh Bhatia8 months ago 106.2K Views Join Examsbookapp store google play
Basic Science

Here, I am giving Basic Science Questions for Competitive Exam that consists of Multiple-Choice Questions on general science. Test your general knowledge and general science on multiple questions of science that leads to various types of science questions. 

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Basic Science Questions for Competitive Exam 

Q.1 Which of the following was to be discovered first in the chromospheres of the sun?

(A) Krypton

(B) Xenon

(C) Neon

(D) Helium

Ans .   D

Q.2 Which of the following is in liquid form at room temperature?

(A) Lithium

(B) Sodium

(C) Francium

(D) Cerium

Ans .   C

Q.3 Sodium metal is kept under

(A) petrol

(B) alcohol

(C) water

(D) kerosene

Ans .   D

Q.4 Which of the following are the ingredients of gunmetal?

(A) Iron, Zinc, Titanium

(B) Iron, tin

(C) Iron, Brass, Tin

(D) Copper, Tin

Ans .   D

Q.5 From which mineral is radium obtained?

(A) Rutile

(B) Haematite

(C) Limestone

(D) Pitchblende

Ans .   D

Q.6 Potassium nitrate is used in

(A) medicine

(B) fertiliser

(C) salt

(D) glass

Ans .   B

Q.7 Permanent hardness of water may be removed by the addition of

(A) sodium carbonate

(B) alum

(C) potassium permanganate

(D) lime

Ans .   A

If you have any problem or doubt regarding Basic Science Questions for Competitive Exams, you can ask me in the comment section. To more practice for General Science Questions, Visit next page.

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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

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