Across
- 4. plant food
- 6. produced by the sun
- 8. green pigment that lets plants absorb sun
- 9. substances that are formed in a chemical reaction
- 10. altered in the course of a chemical reaction
Down
- 1. process where plants make food
- 2. released in photosynthesis
- 3. H2O
- 5. organelles
- 7. carbon dioxide