Those organisms that thrive in an environment free of oxygen are called
A) phytoplankton.
B) zooplankton.
C) nekton.
D) anaerobes.
E) aerobic.

Question

Quizplus · Accepted Answer

Organisms that thrive in an environment free of oxygen are called anaerobes. Phytoplankton and zooplankton are aquatic organisms that can survive in oxygen-rich environments, while nekton refers to aquatic animals that are able to move independently of water currents. Aerobic refers to organisms or processes that require oxygen.

Those Organisms That Thrive in an Environment Free of Oxygen