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General Knowledge : Questions Answers : Environment Science



21.

Rapid growth of population at present time is due to-

A. Lack of awareness among people to check birth rate.

B. Global terrorism.

C. Family planning.

D. Migration.



22.

Which of the following have been able to check the rapid growth of population?

A. Underdeveloped countries.

B. Developed countries.

C. Developing countries..

D. None of these.



23.

Which of the following is a radioactive element

A. Uranium.

B. Argon.

C. Chromium.

D. Cobalt.



24.

Supersonic planes cause;

A. Noise pollution.

B. Air pollution.

C. Radioactive pollution.

D. Soil pollution.



25.

World environment day is celebrated every year on-

A. Aug 12.

B. June 5.

C. September 8.

D. July 10.