Pollution can be controlled by

Options

A. Sewage treatment
B. Manufacturing electrically operated vehicles
C. By checking atomic blasts
D. All of the above

Answer

D

Explanation

Sewage treatment and septic tanks can reduce point source water pollution.
* Manufacturing electrically operated vehicles can reduce the atmospheric pollution to large extent.
* Any undesirable effect caused to the environment, is due to radioactive substance or radiation is called nuclear pollution. Thus we need to check to atomic blast so as to reduce it.