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Which of the following component is taken into account to classify aerobic and anaerobic organisms?

Which of the following component is taken into account to classify aerobic and anaerobic organisms? Correct Answer Oxygen

Percentage or relative amount of oxygen in the environment is taken into account to classify the microorganisms into aerobic and aerobic bacteria. The anaerobic attack is pre-dominate in underground corrosion due to the non-availability of oxygen.

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