MCQOPTIONS
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| 1. |
Consider the following organisms 1. Agauricus 2. Nostoc 3. Spirogyra Which of the above is/are used as biofertilizers? |
| A. | 1 and 2 |
| B. | only 2 |
| C. | 2 and 3 |
| D. | only 3 |
| Answer» C. 2 and 3 | |