Which nitrogen fixing bacteria are anaerobic?April 12, 2019 AdminIn Academics Mcqs, Biology McqsLeave a Comment on Which nitrogen fixing bacteria are anaerobic? A. Chromatium, Rhodospirillum, Clostridium B. Anabaena, Aulosira, Calothrix C. Azotobacter, Azospirillum, Beijerinckia D. Anabaena, Rhodospirillum, Azotobacter
