Computer · Environmental Engineering
पानी में रंग आमतौर पर निम्नलिखित में से किसकी उपस्थिति के कारण होता है?
- 1रोगजनक बैक्टीरिया
- 2कोलाइडी अवस्था में कार्बनिक पदार्थ (Organic matters in colloidal condition)✓
- 3शुद्ध घुले हुए खनिज लवण
- 4निलंबित अकार्बनिक पदार्थ (Suspended inorganic matter)
सही उत्तर देखें
कोलाइडी अवस्था में कार्बनिक पदार्थ (Organic matters in colloidal condition)
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