Campbell Biology (10th Edition)

Published by Pearson
ISBN 10: 0321775651
ISBN 13: 978-0-32177-565-8

Chapter 56 - Test Your Understanding - Level 1 - Knowledge/Comprehension: 2

Answer

D

Work Step by Step

We know this to be the largest contributor to atmospheric CO$_2$. The other options would have the opposite effect, increasing oxygen levels.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.