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Class 11BiologyMineral NutritionSymbiotic biological nitrogen fixation
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The free-living nitrogen-fixing cyanobacterium that forms a symbiotic association with the aquatic fern Azolla is ............. .

AIPMT 2004All AIPMT
  • A
    Tolypothrix
  • B
    Chlorella
  • C
    Nostoc
  • D
    Anabaena
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Class 11 Questions

Class 11

Biology Questions

Chapter

Mineral Nutrition

Subtopic

Symbiotic biological nitrogen fixation

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