Why do humans need photosynthesis?

Related questions

1. What is photosynthesis in science?
2. Who needs photosynthesis?
3. Can humans replicate photosynthesis?
4. What is the basic process of photosynthesis?
5. What is the main purpose of photosynthesis?
6. What does photosynthesis literally mean?
7. What is the formula of photosynthesis?
8. What needs photosynthesis?
9. What are three things about photosynthesis?
10. What is photosynthesis and how does it work?

Tags

1. #plants
2. #process
3. #great
4. #their
5. #other
6. #oxygen
7. #light
8. #sugars
9. #carbon
10. #animals
11. #dioxide
12. #utilize
13. #energy
14. #photosynthetic
15. #organisms