Yield of paddy field can be increased by...

Yield of paddy field can be increased by application of

A

Iron bacteria

B

Nostoc/Anabaena

C

Archaebacteria

D

Symbiotic bacteria

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The correct Answer is:

B

In paddy fields cyanobacteria serves as an important biofertilizer. Blue green algae also add organic matter to the soil and increases its fertility.

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