How do cyanobacteria act as biofertiliser?

1.	How do cyanobacteria act as biofertiliser?
Answer» Cyanobacteria as biofertilisers • They fix atmospheric nitrogen and increase the organic matter of the soil through their photosynthetic activity, e.g., Nostoc, Anabaena, Oscillatoria, etc. • Blue-green algae increase the soil fertility by adding organic matter to the soil.

Answer»

Cyanobacteria as biofertilisers

• They fix atmospheric nitrogen and increase the organic matter of the soil through their photosynthetic activity, e.g., Nostoc, Anabaena, Oscillatoria, etc.

• Blue-green algae increase the soil fertility by adding organic matter to the soil.

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How do cyanobacteria act as biofertiliser?

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