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प्रश्न
What are the effects of water pollution?
विकल्प
Killing of aquatic life
Biomagnification
Eutrophication
All of these.
MCQ
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उत्तर
All of these.
Explanation:
Water pollution causes oxygen depletion and kills aquatic organisms; it leads to the accumulation and magnification of toxic chemicals up the food chain (biomagnification); and excess nutrients (nitrates/phosphates) cause eutrophication, so all three effects occur.
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