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Question: Answered & Verified by Expert
A river with an inflow of domestic sewage rich in organic waste may result in:
BiologyMicrobes in Human WelfareNEETNEET 2016 (Phase 1)
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.
Solution:
1875 Upvotes Verified Answer
The correct answer is: Death of fish due to lack of oxygen.
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.

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