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Sewage treatment process in which part of decomposer bacteria is recycled into starting of the process is called
Options
(a) Cyclic treatment
(b) Primary treatment
(c) Teritary treatment
(d) Activated sludge treatment
Correct Answer:
Activated sludge treatment
Explanation:
Activated sludge treatment involves air or oxygen being introduced into a mixture of screened, and primary treated sewage or industrial wastewater (wastewater) combined with organisms to develop a biological floc which reduces the organic content of the sewage.
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Topics: Microbes in Human Welfare
(63)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Electrocardiograph was developed by
- Earthworms have no skeleton but during burrowing the anterior end becomes
- Which one of the following is wrong statement about nitrogen fixing?
- Tiger is not a resident in which one of the following national park?
- Beta vulgar is a
Topics: Microbes in Human Welfare (63)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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