MCQOPTIONS
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| 1. |
At what temperature the sludge constituting biosolids is heated, when it is treated by the pasteurization method? |
| A. | 45 degree Celsius |
| B. | 55 degree Celsius |
| C. | 70 degree Celsius |
| D. | 65 degree Celsius |
| Answer» D. 65 degree Celsius | |