Which of the following is non symbiotic bio-fertilizer from Biol
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    Animal Kingdom

    Multiple Choice QuestionsMultiple Choice Questions

    291.

    Lactic acid is produced by Rhizopus species 

    • R. oryzae 

    • R. stolonifer

    • R. nodosus 

    • R. sexualis

    Answer
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    292.

    Which of the following is non symbiotic bio-fertilizer

    • YAM

    • Anabaena

    • Azotobacter

    • Rhizobium

    C.

    Azotobacter

    Anabaena, Nostoc, Aulosira etc., are agriculturally very important as non-symbiotic bacteria also called free living nitrogen fixing bacteria. VAM, Azotobacter and Rhizobium are symbiotic organisms.

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