Q.
Which of the following is true
(A) Pollution is any undesirable change in physical, chemical or biological characteristic of air, land water or soil.
(B) Agents that bring about such an undesirable change are called pollutants
(C) In order to control environmental pollution, the Government of India has passed the environment (Protection) Act, 1976 to protect and improve the quality of our environment
Environmental Issues
Solution: