Environment & Ecology · Water Pollution
पानी के नमूने में उच्च जैव रासायनिक ऑक्सीजन मांग (BOD) क्या दर्शाती है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1उच्च घुलित ऑक्सीजन की मात्रा
- 2भारी धातुओं की उपस्थिति
- 3अकार्बनिक प्रदूषण का उच्च स्तर✓
- 4सूक्ष्मजीव गतिविधि का निम्न स्तर
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