Bacteria that require oxygen to grow are called obligate aerobes , often simply referred to as aerobic bacteria or aerobes.

Quick Scoop

  • Name: Obligate aerobes (aerobic bacteria).
  • Key trait: Need oxygen to grow and cannot multiply without it.
  • How they get energy: Use oxygen as the final electron acceptor in aerobic respiration to produce ATP.

These bacteria thrive in environments with plenty of oxygen, such as the surface of liquids, aerated soils, and many parts of the human body exposed to air.

In exam or quiz questions, when you see “bacteria that require oxygen to grow,” the expected one‑word answer is usually aerobic or more precisely obligate aerobes.

TL;DR: Bacteria that require oxygen to grow are called obligate aerobes (aerobic bacteria).

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