When domestic sewage/fertilizers is released into the rivers, the growth of algae and bacteria is

1. promoted
2. not affected
3. inhibited
4. none of these

Correct answer: (a) promoted   

Explanation: When domestic sewage/fertilizers are released into the rivers, the growth of algae and bacteria is promoted. This is known as Eutrophication.

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Updated on: 15-Mar-2023

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