Bacteria add carbon to the carbon cycle by

Question

A. Exchanging carbon dioxide and oxygen gases
B. Decomposing dead organisms
C. Being consumed by larger organisms such as plankton
D. Performing photosynthesis

Answer 1

Bacteria add carbon to the carbon cycle primarily by:

B. Decomposing dead organisms

Decomposers, including bacteria, break down dead organic matter, releasing carbon back into the soil and atmosphere, contributing to the recycling of carbon within the ecosystem.