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NEET Biology Biological Classification And System Of Classification / जैविक वर्गीकरण और वर्गीकरण की प्रणाली Question Bank Cyanobacteria or Blue Green Algae

  • question_answer
    Which of the following is used as green manure

    A)            Bacteria                                    

    B)            Mycoplasma

    C)            Nostoc                                      

    D)            None of these

    Correct Answer: C

    Solution :

                 Nostoc help in \[{{N}_{2}}\]fixation so called biofertilizers or green manure.


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