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3.-The bacteriasupply natural manure to paddy fields.a. azollab. anabaenac. azatobaterd. nostoc |
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Answer» a. Azolla The bacteriaazollasupplies natural manure to the paddy fields. Azollais a glidingpteridophyte, which contains asendosymbiontthenitrogen-settlingcyanobacterium Anabaena azollae(Nostocaceaefamily). is it right |
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