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A free-living nitrogen-fixing cyanobacte...

A free-living nitrogen-fixing cyanobacterium which can also form symbiotic association with the water fern Azolla is :

A

Tolypothrix

B

Chlorella

C

Nostoc

D

Anabaena

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The correct Answer is:
D
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ARIHANT NEET-MINERAL NUTRITION-Chapter Exercises (C) Medical Entrances gallery (Collection of questions asked in NEET & Various Medical Entrance Exams)
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  7. Which one depicts nitrogen-fixation?

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  8. Plant having nitrogen fixing bacteria is

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  9. Bacterium, which reduces nitrates in soil to nitrogen is

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  10. Which one of the following plant functions as symbiotic nitrogen-fixin...

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  11. A free-living nitrogen-fixing cyanobacterium which can also form symbi...

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  12. Nitrifying bacteria are able to

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