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Question
How does water pollution impact aquatic ecosystems?
Options
It increases oxygen levels.
It disrupts food chains and reduces biodiversity.
It has no effect on aquatic life.
It enhances fish population growth.
MCQ
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Solution
It disrupts food chains and reduces biodiversity.
Explanation:
Water pollution decreases oxygen levels and introduces toxic substances into aquatic ecosystems. This kills sensitive species, alters food chains, and lowers biodiversity, weakening the equilibrium of aquatic ecosystems.
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