MCQOPTIONS
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| 1. |
The organic loading in a trickling filter is measured i? |
| A. | m<sup>3</sup>/day |
| B. | gm/m<sup>2</sup>/day |
| C. | Kg/hectare-meter/day |
| D. | Kg/hectare/day |
| Answer» D. Kg/hectare/day | |