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The coralloid root of Cycas has Anabaena...

The coralloid root of Cycas has Anabaena (BGA), this type of association is called

A

commensalism

B

parasitic

C

symbiotic

D

antibiosis

Text Solution

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The correct Answer is:
C
In symbiosis, both the organisms in association is obligatory. The blue-green alga Anabaena reside in coralloid roots of Cycas for nitrogen fixation.
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