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Question : A prokaryotic autotrophic nitrogen fixing symbiont is found in

Answer»

CYCAS
Cicer
Pisum
Alnus

Solution :(a) the CORALLOID root of Cycas is symbiotically associated with nitrogen fixing blre-green algae, Anabaena cycadae and Nostoc punctiforme. These blue green-algae (cyanobacteria) are prokaryotic, photosynthetic and AUTOTROPHIC.


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