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Haryana PMT Haryana PMT Solved Paper-2005

  • question_answer
    The non-photosynthetic, non-symbiotic \[{{N}_{2}}\] fixing bacteria are :

    A)  Rhodobacter                    

    B)  Spirillum

    C)  Azotobacter                     

    D)  all the above

    Correct Answer: C

    Solution :

                    Azotobacter, Beijerinkia    are    non-photosynthetic, non-symbiotic and aerobic nitrogen fixing bacteria.


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