E.coli is an example of which type of bacteria?
Correct answer: B. Facultative anaerobic
- A. Anaerobic
- B. Facultative anaerobic
- C. Aerobic
- D. Obligate aerobic
Explanation
Option B is correct. E. coli is classified as a facultative anaerobe. It uses oxygen and grows by aerobic respiration when it is present and available. It can, however, continue to grow in the absence of oxygen using fermentation or anaerobic respiration.
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