A river with an inflow of domestic sewage rich in organic waste will reduce the dissolved oxygen (DO) and may result in death of fish due to lack of oxygen.
A river with an inflow of domestic sewage rich in organic waste may result in:
NEET UG 2016 — Zoology Microbes in Human Welfare
2016mcqeasy
A river with an inflow of domestic sewage rich in organic waste may result in:
Official previous-year question
Held on 30 Apr 2016 · Verified 9 Jul 2026.
Options
- A
Drying of the river very soon due to algal bloom.
- B
Increased population of aquatic food web organisms.
- C
An increased production of fish due to biodegradable nutrients.
- D
Death of fish due to lack of oxygen.
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