Question

Organisms at the bottom of the pyramid produce enough usable chemical energy to support the entire ecosystem through
A)
predation.
Reactivate
B)
photosynthesis.
C)
cell respiration.
D)
anaerobic respiration. @Ahsome @countrygirl1431 @DaelynP

Answer 1

@Destinymasha @Kainui

Answer 2

These animals are microbacterial or other small that generate most of their food through the production of respiration.

Answer 3

@Saylilbaby