Biology, asked by narunkumar6772, 8 months ago

Which one of the following is a free-living obligate anaerobic bacterium?

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Answered by adeshkasana482
1

Answer:

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Examples of free-living bacteria includes , cyanobacteria like Anabaena and Nostoc, Azotobacter, Clostridium. Out of these examples, Azotobacter is aerobic bacterium and Clostridium is anaerobic bacterium. Examples of symbiotic bacteria includes Rhizobium, Bradyrhizobium. Thus, the correct answer is 'Clostridium.

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