Question

multiple - choice question
what does the term anaerobic environment mean?
an environment that has too much oxygen
an environment lacking oxygen (having little to no oxygen)
an environment with too much pressure
an environment that is hot

Explanation:

The prefix "an -" often means without, and "aerobic" relates to oxygen. So anaerobic means without oxygen. An anaerobic environment is one lacking oxygen.

Answer:

An environment lacking oxygen (having little to no oxygen)