Across
- 2. gas used to by a plant to make sugar
- 4. a sugar made during photosynthesis
- 5. compound taken up from the roots of the plant for its hydrogen atoms
- 6. the green pigment molecule of plants
- 8. process using light, water, and carbon dioxide to make sugar
Down
- 1. an organelle where photosynthesis occurs
- 3. an organism that can capture energy from sunlight and use it to produce its own food
- 7. the gas released by plants
- 9. opening in a leaf where gas exchange occurs