Eutrophication of a water body is mainly caused by

Environment and Ecology · Environment & Ecology · Hard · Practice for UPSC CSE GS 1

Eutrophication of a water body is mainly caused by

1. Heavy metals only
2. Excess dissolved oxygen
3. Low temperature
4. Excess nitrates and phosphates

Learn the method: Environment and Ecology rules and worked examples · UPSC CSE GS 1 Environment & Ecology

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