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प्रश्न
How does the activity of each one of the following help in organic farming?
Cyanobacteria
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उत्तर
Cyanobacteria are free-living or symbiotic blue-green algae which are capable of converting atmospheric molecular nitrogen into the soluble form like nitrites or nitrates.
This is called nitrogen fixation.
The cyanobacteria carry out this process when free-living in the soil or plant roots and enrich the nitrogen content of the soil acting as a natural fertilizer.
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संबंधित प्रश्न
How do biofertilisers enrich the fertility of the soil?
How does the application of the fungal genus, Glomus, to the agricultural farm increase the farm output?
Match the column A with B and rewrite correct pairs.
| A | B | |
| i. | Symbiotic N2 fixing bacteria | VAM |
| ii. | Free-living N2 fixing bacteria | Rhizobium |
| iii. | Phosphate solubilizer | Nostoc |
| iv. | Endomycorrhizae | Microccocus |
Which of the following is one of the basic elements considered in green revolution?
From the following pairs of microbes, identify the pair that has both the microbes that can be used as Biofertilizers.
Which of the following is/are symbiotic nitrogen fixing microbe?
VAM stands for ______.
Anabaena forms symbiotic relationship coralloid roots of ______.
The biological agent which is used to kill or check proliferation of disease causing agents is called ____________.
How do mycorrhizal fungi help the plants harbouring them?
