Which of the following is used to digest the | vedclass

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(A) In sewage treatment,the activated sludge is pumped into large tanks called anaerobic sludge digesters. In these tanks,other kinds of bacteria,whic

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Anaerobic sludge digesters

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(A) In sewage treatment,the activated sludge is pumped into large tanks called anaerobic sludge digesters. In these tanks,other kinds of bacteria,which grow anaerobically,digest the bacteria and the fungi in the sludge. During this digestion,bacteria produce a mixture of gases such as methane,hydrogen sulphide,and carbon dioxide,which form biogas.

Which of the following is used to digest the bacteria and fungi present in sewage sludge?

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