NEET Sample Paper NEET Sample Test Paper-14

  • question_answer 148) Which one of the following is a non-symbiotic bio- fertilizer?

    A)  Azotobacter               

    B)  Anabaena

    C)  Rhizobium                 

    D)  VAM

    Correct Answer: A

    Solution :

    Azotobacter is a free living nitrogen fixing bacterium, Rhizobium is symbiotic and found in the root nodules of leguminous plants, Anabaena occurs in association with Azolla VAM is vesicular arbuscular mycorrhiza.

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