Multiple Choice Question Answer XIX — task. Science CBSE, Class 9.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. Minamata disease is a pollution-related disease, which results from

Release of human organic waste into drinking water
Release of industrial waste mercury into fishing water
Oil spills into sea
Accumulation of arsenic into atmosphere

2. Eutrophication leads to death of fish due to

Increased \(O_2\) content
Decreased \(O_2\) content
Decreased algae content
Increased algae content

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