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NEET Biology Strategies for Enhancement in Food Production / खाद्य उत्पादन में वृद्धि के लिए रणनीतियाँ Question Bank Biofertilizer

  • question_answer
    A nitrogen fixing bacterium that forms a loose association with the roots of crop plants is [Kerala PMT 2001]

    A) Azotobacter

    B) Bacillus polymyxa

    C) Clostridium

    D) Azospirillum

    Correct Answer: D

    Solution :

    A bacterium Azospirillum lipoferum forms loose association with roots of maize and some Brazilian grasses which increase the crop yield upto a large extent.


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