MCQOPTIONS
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| 1. |
The intake opening is generally covered by a screen to prevent entry of debris etc. and its levelis kept |
| A. | At the level of water of the source |
| B. | At the bottom of water of the source |
| C. | At about 2.5 m above the bottom |
| D. | None of these |
| Answer» D. None of these | |