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Azolla is useful as biofertilizer in ric...

Azolla is useful as biofertilizer in rice fields mainly by virtue of its

A

Symbiosis with Nostoc

B

Ability to live in water

C

Symbiosis with Anabaena azollae

D

Akinetes and Heterocysts are found

Text Solution

Verified by Experts

The correct Answer is:
C
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