Across
- 3. small openings in the undersides of leaves
- 4. the process by which a cell captures energy in sunlight and uses it to make food
- 5. an organism that cannot make its own food
- 7. the main photosynthesis pigment in chloroplasts
- 9. substances that start a chemical reaction
Down
- 1. chemical compounds that absorb light
- 2. an organism that makes its own food
- 6. substances that are produced in a chemical reaction
- 8. makes, creates, produces; the arrow in chemical equation