MCQOPTIONS
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| 1. |
Most of the plants obtain or absorb nitrogen from soil in the form of [AFMC 1975; JIPMER 1987; CPMT 1982, 84; DPMT 1990; Orissa PMT 2002; MP PMT 2005] |
| A. | Free nitrogen gas |
| B. | Nitric acid |
| C. | Nitrite |
| D. | Nitrates |
| Answer» E. | |