A. Herbicides and Insecticides
B. Automobile exhausts
C. Sewage and garbage
D. Industrial effluents
Explanation:
The largest source of pollution in the world is constituted by sewage and garbage which constitute about 80% of the total pollution.
A. Herbicides and Insecticides
B. Automobile exhausts
C. Sewage and garbage
D. Industrial effluents
Explanation:
The largest source of pollution in the world is constituted by sewage and garbage which constitute about 80% of the total pollution.