MCQOPTIONS
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MCQOPTIONS
| 1. |
The BOD values of water indicate the |
| A. | mount of organic debris |
| B. | mount of oxygen used for biochemical oxidation |
| C. | mount of oxygen used for biochemical reduction |
| D. | mount of ozone used for biochemical oxidation |
| Answer» C. mount of oxygen used for biochemical reduction | |