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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
    Retting of fibres is caused by                                   [JIPMER 1987]

    A)            Bacillus                                     

    B)            Clostridium

    C)            Nitrobacter                               

    D)            Rhizobium

    Correct Answer: B

    Solution :

     


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