MCQOPTIONS
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| 1. |
Which of the following are in the order of descending order? |
| A. | Nano filtration, ultrafiltration, Reverse osmosis and microfiltration |
| B. | Reverse osmosis, nano filtration, ultrafiltration and microfiltration |
| C. | Microfiltration, ultrafiltration, nano filtration and reverse osmosis |
| D. | Ultrafiltration, microfiltration, nano filtration and reverse osmosis |
| Answer» D. Ultrafiltration, microfiltration, nano filtration and reverse osmosis | |