Across
- 1. Biological catalysts in photosynthesis
- 4. Stage of photosynthesis requiring sunlight
- 6. Cells that control stomatal opening
- 8. Raw material absorbed by roots
- 9. Tissue that transports sugars in plants
- 11. Organelle where photosynthesis occurs
- 13. Leaf tissue rich in chloroplasts
- 17. Gas taken in by plants for photosynthesis
- 18. Tissue that transports water in plants
- 20. Energy molecule produced in light reactions
- 21. Loss of water vapor from leaves
Down
- 2. Energy source for photosynthesis
- 3. Movement of gases across membranes
- 5. Organism that makes its own food
- 7. Waxy layer reducing water loss
- 10. Gas released during photosynthesis
- 11. Green pigment essential for photosynthesis
- 12. Sugar produced during photosynthesis
- 14. Stage of photosynthesis not requiring light
- 15. Tiny pores on leaves for gas exchange
- 16. Organism that consumes others for food
- 19. Main site of photosynthesis