15
QuizMultiple Choice

Succession and Extinction — Unit test

Question 15 • Environmental Science A

Actinobacteria sp. are organisms called chemoorganohetereotrophs. They do not use oxygen to breathe. They break down organic material and convert it to inorganic material.Which part of the carbon cycle does this describe?

Answer
A
photosynthesis
B
respiration
C
decomposition
D
assimilation