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| Q. |
The permissible limit of turbidity of domestic water is ppm. |
| A. | 5-10 |
| B. | 1-5 |
| C. | 10-50 |
| D. | 10-30 |
| Answer» A. 5-10 | |
| Explanation: according to who, the permissible limit for drinking water is 5ntu. | |
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