Basic Science Questions for Competitive Exam

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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

    This is Rajesh Bhatia. He has been teaching to the students for preparing for competitive exams for 10 years. Talk to him about your problems by connecting social media. Like him on Facebook: https://www.facebook.com/examsbook

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