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  3. RAJASTHAN PMT

RAJASTHAN PMT Rajasthan - PMT Solved Paper-1999

  • question_answer
    Which of the following is not involve in symbiotic nitrogen fixation?

    A)  Nostoc                                

    B)  Rhizobium

    C)  Oscillatoria     

    D)         None of these

    Correct Answer: C

    Solution :

    Oscillatoria is not used in \[{{N}_{2}}\]-fixation.


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