 
			 
			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 | |