What group includes infectious germs, and purifies water by breaking down wastes, decomposes organic wastes into nutrients, and provides much of the world's oxygen?
A)carnivores
B)autotrophs
C)abiotics
D)microbes
E)herbivores

Question

Quizplus · Accepted Answer

Microbes include infectious germs and also play important roles in purifying water by breaking down wastes, decomposing organic wastes into nutrients, and providing much of the world's oxygen. The other options (A, B, C, E) do not encompass all of these functions.

What Group Includes Infectious Germs, and Purifies Water by Breaking