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    Question

    Which of the following actinomycetes is responsible for

    nitrogen fixation?
    A Azotobacter Correct Answer Incorrect Answer
    B Frankia Correct Answer Incorrect Answer
    C Bacillus spp. Correct Answer Incorrect Answer
    D Aspergillus spp. Correct Answer Incorrect Answer

    Solution

    Frankia is a genus of nitrogen-fixing bacteria that lives in symbiosis with actinorhizal plants like casuarina and alnus.

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