Biology

Where do plants get the carbon they use to make organic molecules?


Answers

BettieZumbrunnen

4 years ago Comment

Most of it comes from the carbon dioxide in the air they breathe.

tayorann3

4 years ago Comment

They get it from people. When people exhale, they expel carbon dioxide which plants take in and use for photosynthesis. Just like we breathe in oxygen that plants give us, plants take in carbon dioxide that we give them.