Biology, asked by lakshmiprasanna860, 1 year ago

A free living nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is(a) Anabaena (b) Tolypothrix(c) Chlorella (d) Nostoc

Answers

Answered by kodaan67

0

Chorella is the correct answer

Answered by ashishkumar91

0

it is associated with colera

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