Microbes in Sewage Treatment Past Year (2019 onward - NTA Papers) MCQs Microbes in Human Welfare Botany NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

Which of the following is put into anaerobic sludge digester for further sewage treatment?

1. Floating debris

2. Effluents of primary treatment

3. Activated sludge

4. Primary sludge

Subtopic: Microbes in Sewage Treatment |

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