Question

what is water pollution​

Answer 1

Addition of any organic and inorganic chemicals in water leads to water pollution. It can be also caused by the biological materials so obviously there will be change in both physical and chemical properties of water such harmful process result is known as water pollution.

Impurities in water is 0.1% in which:-

1. Suspended solids like sand, silt & clay.

2. Colloidal material like Fecal matter, bacteria, cloth & paper fibres.

3. Dissolved materials like nutrients it includes nitrate, ammonia, phosphate, sodium, calcium etc.

Answer 2

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➡ Water pollution :

➛Water pollution is the contamination of water bodies, usually as a result of human activities.

➡ Causes ;

• Discharge of domestic and industrial effluent wastes, leakage from water tanks, marine dumping, radioactive waste and atmospheric deposition are major causes of water pollution.

➡ Types of water pollution ;

• Chemical pollution. The most common type of water pollution, chemicals can infiltrate both underground water sources and those sitting on the Earth's surface.
• Groundwater pollution
• Microbiological pollution
• Nutrient pollution
• Oxygen-depletion pollution
• Surface water pollution