Some obligately anaerobic are used in sewage treatment, and produce a fuel that can be used to produce electricity.
A) halophiles
B) hyperthermophiles
C) thermophiles
D) methanogens
E) cyanobacteria

Question

Quizplus · Accepted Answer

Methanogens are obligately anaerobic microorganisms that produce methane as a metabolic byproduct in anoxic conditions, and they are used in sewage treatment to produce biogas, which can be used as a fuel to generate electricity.

Some Obligately Anaerobic Are Used in Sewage Treatment, and Produce