What process do plants use to remove carbon dioxide from the air

Photosynthesis

Explanation:

The process by which plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water.

c. movement because i took the test and it lets me review my answers

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.