- 1(current)
Q. No.Sewage containing organic waste should not be disposed in water bodies because it causes major water pollution. Fishes in such a polluted water die because of
1. Large number of mosquitoes
2. Increase in the amount of dissolved oxygen
3. Decrease in the amount of dissolved oxygen in water
4. Clogging of gills by mud
Subtopic: Water Pollution - Water Pollution & Portable Water | Wastes & Its Management |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the pollutant (s) in Column I with effect (s) in Column II.
| Column I | Column II |
| A. Oxides of Sulphur | 1. Red haze in traffic and congested areas |
| B. Nitrogen dioxide | 2. Damage to kidney |
| C. Lead | 3. ‘Blue baby’ syndrome |
| D. Nitrate in drinking water | 4. Respiratory diseases |
Codes
| A | B | C | D | |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 1 | 2 | 3 | 4 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 1 | 2 | 3 |
Subtopic: Water Pollution - Water Pollution & Portable Water |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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