microorganisms present in domestic sewage are important .Comment.
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The microorganisms breakdowns and removes the nutrients and organic material in the sewage. They help in the process of breakdown and simplifying the wastewater. Aerobic bacteria are mostly used in this type of treatment in an aerated environment. The bacteria use the oxygen present in the water and break the pollutants and help in converting them into energy which helps in the growth and reproduction of such bacteria.
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