Multiple choice

What does respiration have to do with the carbon cycle?

  1. It releases carbon into the air.

  2. It is step three.

  3. It is a type of carbon atom.

  4. It turns water into ice.

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Respiration is a key process in the carbon cycle because it breaks down organic carbon compounds and releases carbon dioxide back into the atmosphere.