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प्रश्न
A free-living nitrogen-fixing cyanobacterium which can also form a symbiotic association with the water fern Azolla
विकल्प
Nostoc
Anabaena
chlorella
Rhizobium
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उत्तर
Anabaena
संबंधित प्रश्न
Read the given statements and select the correct option.
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Describe the dispersal of fruit and seeds by animals.
Identify the A, B, C, and D in the given table
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| Mutualism | A | (+) |
| B | (+) | (-) |
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| D | (-) | 0 |
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