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The domestic sewage in large cities
Options
(a) has a high BOD as it contains both aerobic and anaerobic bacteria.
(b) is processed by aerobic and then anaerobic bacteria in the secondary treatment in Sewage Treatment Plants (STPs)
(c) when treated in STPs does not really require the aeration step as the sewage contains adequate oxygen
(d) has very high amounts of suspended solids and dissolved salts
Correct Answer:
is processed by aerobic and then anaerobic bacteria in the secondary treatment in Sewage Treatment Plants (STPs)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Biology and Human Welfare
(44)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Precious red coral used in ornament is
- Which of these are most widely used in genetic engineering?
- Given below is the representation of the extent of global diversity of invertebrates.
- In micturition
- In the wall of alimentary canal which areis true sequence from outer to inner
Topics: Biology and Human Welfare (44)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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