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Question
Blue green algae are used as bio fertilizers because they ____________.
Options
Can fix atmospheric nitrogen
Are autotrophs
Accelerate water and nutrient uptake
Are free living and filamentous
MCQ
Fill in the Blanks
Solution
Blue green algae are used as bio fertilizers because they Can fix atmospheric nitrogen.
Explanation:
BOA are employed as biofertilizers because they contain heterocyst cells, which carry the enzyme Nitrogenase, which aids in nitrogen fixation.
shaalaa.com
Microbes as Biofertilizers
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