Question

Q12. What are the sources of pollution?
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Answer 1

Answer :-

Oceans, lakes, rivers, streams, ponds and other water bodies can become sources of pollution. Another important source of freshwater is underground water. It can also get contaminated by seepage of harmful chemicals from the surface. There are two major sources when seen from the origin of the contamination.

Answer 2

• A point source of pollution is a single identifiable source of air, water, thermal, noise or light pollution. A point source has negligible extent, distinguishing it from other pollution source geometries.