General Knowledge · General Studies
किसी नदी में मछलियों की मृत्यु अक्सर किसका संकेत देती है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1D) यूट्रोफिकेशन
- 2C) प्रदूषण✓
- 3B) मछलियों की अतिसंख्या
- 4A) खारे पानी का प्रवेश
सही उत्तर देखें
C) प्रदूषण
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