describe the role of microorganism in sewage treatment
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Anaerobic bacteria are used in wastewater treatment on a normal basis. The main role of these bacteria in sewage treatment is to reduce the volume of sludge and produce methane gas from it.
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Microbes are used to degrade organic matter while producing water and byproducts consistent with the type of bacteria grown. Aerobic bacteria consume the organic material in the sewage and produce carbon dioxide and water. To feed the microbes oxygen is provided by bubbling air into the sewage.
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