Science, asked by sanhitasarkar71, 10 months ago

_ is used in sewage treatment where they help in decay of organic matter __

Answers

Answered by bhumijeswani508

Answer:

BOD

Explanation:

The waste organic matter is stabilized or made unobjectionable through its decomposition by living bacterial organisms which need oxygen to do their work. BOD is used, often in wastewater-treatment plants, as an index of the degree of organic pollution in water.

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