Question

MCQ : Molecular nitrogen fixing blue green algae are (a) Oedogonium (b) Chlorella (c) Nostoc (d) Volvox

  • Environment its resources and their Conservation
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Answer

Nostoc

Explanation:

Oedogonium, Chlorella, and Volvox are not blue-green algae. They are green algae, which are a different group of photosynthetic organisms.

Nostoc is a genus of blue-green algae that are known for their nitrogen-fixing abilities. Nitrogen fixation is the process of converting atmospheric nitrogen into ammonia, which can then be used by plants for growth.

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