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General Science MCQ Questions

5 years ago 24.7K Views
general science mcq questionsgeneral science mcq questions
Q :  

Which of the following is used as retardant in nuclear reactor?

(A) Thorium

(B) Graphite

(C) Radium

(D) Ordinary water

Correct Answer : B

Q :  

The fibre of the electric bulb is formed. 

(A) From copper

(B) Aluminium

(C) From lead

(D) From Tungston

Correct Answer : D

Q :  

Indane gas is a mixture 

(A) Butane and Hydrogen

(B) butane and oxygen

(C) Butane and Propane's

(D) Methane and oxygen

Correct Answer : C

Q :  

A flat mirror has a minimum height to see a full reflection of a person. 

(A) Equal to the height of the person

(B) Half of the height of a person

(C) One-fourth of the person's height

(D) Double the height of the person

Correct Answer : B

Q :  

Night blindness is cause by lack of which vitamin?

(A) Vitamin A

(B) Vitamin B

(C) Vitamin C

(D) Vitamin D

Correct Answer : A

Q :  

The metal that is usually extracted from sea water is

(A) Ca

(B) Na

(C) K

(D) Mg

Correct Answer : D

Q :  

The metal used to recover copper from a solution of copper sulphate is

(A) Na

(B) Ag

(C) Hg

(D) Fe

Correct Answer : D

Q :  

Safety fuse wire used in domestic electrical appliances is made of metal of low

(A) resistance

(B) melting point

(C) specific gravity

(D) conductance

Correct Answer : B

Q :  

The instrument which uses sound waves to measure the depth of oceans is

(A) Radar

(B) Sonar

(C) Altimeter

(D) Venturimeter

Correct Answer : B

Q :  

The best conductor of heat among the following is

(A) alcohol

(B) mercury

(C) ether

(D) water

Correct Answer : B

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