short essay on water pollution in urdu

chloride, 10,600 mg/litre of sodium, and 1270 mg/litre of magnesium. Sometime, farmers use insecticide and fertilizers excessively. Methemoglobinemia may occur when surface water from farmland, treated with a fertilizer, gain access to the water supply. Surface Water : It originates from rain water. Advertisements: Food Pollution: Most Food and snacks ready for sale at the pavement, street corner alongside the road are uncovered and dirty. (e) Bacteriologically, it is free from pathogenic agents. The older tanks are full of aquatic vegetation. It is mostly free from pathogenic agents and does not require any treatment. The physical, chemical and bacteriological quality of filtered water is very high. Essay on the Uses of Water.

Essay on, water, pollution for Children and Students



short essay on water pollution in urdu

Sound Pollution: Sound pollution is very common to affinity electron essay all. (b) The aerobic bacteria oxidize the organic matter present in the water by the help of dissolved oxygen. Ground water: Shallow wells, deep wells, springs. On a large scale. Advertisements: To fight against these pollutions, we must ensure some steps. They produce water which is bacteriologically safe and also cheap. (c) Algae and other microscopic organisms are grown in storing water in reservoirs imparting bad odours and tastes to water. Contents: Essay on the Definition of Safe and Wholesome Water.