A sewage treatment process, in which a part of decomposer bacteria present in the wastes…
Biology · NEET · NTA Exams — Microbes in Human Welfare
A sewage treatment process, in which a part of decomposer bacteria present in the wastes is recycled into the starting of the process is called [NCERT Pg. No. 154]
[AIIMS 2007; DUMET 2009]
[AIIMS 2007; DUMET 2009]
- Cyclic treatment
- Activated sludge treatment
- Primary treatment
- Tertiary treatment
Answer
(B) Activated sludge treatment
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