Question Booklets

Quiz Category: Chemistry

Q. If water smells bad, then that odour can be removed by adding

A. alum

B. bleach

C. activated carbon

D. deactivated nitrogen

Correct option is C

Q. The basic process taking place in nuclear reactors is

A. Radioactivity

B. Fission

C. Fusion

D. None of the above

Correct option is B

Q. Malathion is a/an

A. insecticide

B. fumigant

C. preservative

D. pesticide

Correct option is A

Q. The working of a dry cell is based on

A. Decomposition reaction

B. Spontaneous oxidation-reduction reaction

C. Combination reaction

D. Electrolysis

Correct option is D