Given below is the flowchart of sewage treatment. Identify A, B, C and D, and select the…
Biology · Class 12 · CBSE — Microbes in Human Welfare
Given below is the flowchart of sewage treatment. Identify A, B, C and D, and select the correct option.
- A - Mechanical agitation B - Increased BOD C - Activated sludge D - Aerobic sludge digesters
- A - Mechanical agitation B - Reduced BOD C - Activated sludge D - Anaerobic sludge digesters
- A - Microbial digestion B - Activated sludge C - Reduced BOD D - Anaerobic sludge digesters
- A - Microbial digestion B - Mechanical agitation C - Reduced BOD D - Aerobic sludge digesters
Answer
(B) A - Mechanical agitation B - Reduced BOD C - Activated sludge D - Anaerobic sludge digesters
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