Question

    Which of the following is a nitrogen-fixing bacteria?

    A Salmonella Correct Answer Incorrect Answer
    B Rhizobium Correct Answer Incorrect Answer
    C E.coli Correct Answer Incorrect Answer
    D Pseudomonas Correct Answer Incorrect Answer

    Solution

    Rhizobium is a nitrogen-fixing bacteria as it fixes nitrogen after it gets established in the root nodules of leguminous plants.

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