MCQOPTIONS
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MCQOPTIONS
| 1. |
How can biofilm formation be prevented? |
| A. | By installing a microfilter prior to Reverse Osmosis |
| B. | By installing a nanofilter prior to Reverse Osmosis |
| C. | By installing a ultrafilter prior to Reverse Osmosis |
| D. | By installing a pressure sand filter prior to Reverse Osmosis |
| Answer» B. By installing a nanofilter prior to Reverse Osmosis | |