Environmental Sciences, asked by Pankajemtraine9812, 1 year ago

How oxygen demanding wastes act as water pollution?

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Answered by harshil32

These are bacteria, viruses, protozoa and parasitic worms that enter sewage systems and untreated waste. A second category of water pollutants is oxygen-demanding wastes; wastes that can be decomposed by oxygen-requiring bacteria. ... This causes other organisms in the water, such as fish, to die

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