MCQOPTIONS
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| 1. |
Consider the following organisms - 1. Agaricus 2. Nostoc 3. Spirogyra Which of the above is/are used as biofertilizer? |
| A. | केवल 2 |
| B. | केवल 3 |
| C. | केवल2 और 3 |
| D. | केवल 1 और 2 |
| Answer» E. | |