Which feature of some species of blue-green algae helps to promote them as bio-fertilisers?

Ram Sharma • 193.84K Points
Coach Biology

Q. Which feature of some species of blue-green algae helps to promote them as bio-fertilisers?

(A) They have the mechanism to convert atmospheric nitrogen into a form that the crop plants can absorb readily
(B) They induce the crop plants to produce the enzymes which help convert atmospheric nitrogen to nitrates
(C) They induce the roots of the crop plants to absorb the soil nitrates in larger quantities
(D) They convert atmospheric methane into ammonia, which the crop plants can absorb readily

Correct Answer - Option(A)

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