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NEET Biology Biological Classification And System Of Classification / जैविक वर्गीकरण और वर्गीकरण की प्रणाली Question Bank Economic Importance of Bacteria

  • question_answer
    Which is not help in \[{{N}_{2}}\] fixation                                                       [RPMT 1999]

    A)            Anabaena                                

    B)            Nostoc

    C)            Oscillatoria                               

    D)            Rhizobium

    Correct Answer: C

    Solution :

                 They lack heterocyst. That is why, they can not take part in \[{{N}_{2}}\] fixation.


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