Azolla is used as a biofertilizer because it

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Q 2774667556.     Azolla is used as a biofertilizer because it
BCECE 2012 Mains
A

multiplies very fast to produce massive biomass

B

has association of nitrogen-fixing Rhizobium

C

has association of nitrogen-fixing cyanobacteria

D

has association of mycorrhiza

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Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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