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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
- Identify the plant belonging to the reed-swamp stage in hydrarch succession.
- Brunners gland are found in which of the following layers
- Mechanism of uric acid excretion, in a nephron is done by
- Active transport is
- The total gain of ATP from the break down of one molecule of glucose
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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