1.      What are the by-products of fertiliser industries? How do they affect the environment?

Soln:

The most common byproduct of fertilizer industries are oxides of nitrogen and sulphur. They pass into the atmosphere and spread to all nearby places. The gases have a corrosive effect on several items besides being harmful to living beings. They also give rise to acid rain. Acid rain is highly destructive to forests, crops and aquatic biota.

Oxides of Nitrogen and Sulphur are the most common by-product of fertilizer industries. These oxides pass into the atmosphere and spread to all nearby places. Sulphur and nitrogen oxides have a corrosive effect on several items besides being harmful to living beings. Sulphur oxides lead to acid rain which causes harms to forests, crops and aquatic biota.