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BRAINLIEST!!! HELP!!!
6. Which organisms were first responsible for depleting carbon dioxide from the atmosphere, replacing it with oxygen?

A. Trilobites

B. Dinosaurs

C. Cyanobacteria

D. Plants

Respuesta :

bhavya2vemuri

Answer:

Cyanobacteria

Explanation:

cyanobacteria is one of the first unicellular organisms to conduct photosynthesis. These species of bacteria used photosynthesis since they are single celled and do not have the functions or intelligence to go out and hunt for food
C- Cyanobacteria

: They conduct photosynthesis to produce carbohydrates and oxygen.

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