McqMate
| Q. |
pF number refers to |
| A. | acidic/alkaline water |
| B. | energy with which water is held in the soil |
| C. | decomposition of molecules caused by the absorption of light |
| D. | smog produced by the action of sunlight on the pollutants |
| E. | None of the above |
| Answer» B. energy with which water is held in the soil | |
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