Across
- 4. Green substance found inside chloroplasts.
- 6. the gas that is released in photosynthesis
- 7. cells that open and close the stomata
- 9. the gas that is needed for photosynthesis
- 10. layer of cells in leaf that contain chloroplasts
- 12. The source of energy for photosynthesis
- 13. waterproof top layer of the leaf
Down
- 1. disc containing chlorophyll, found in plant cells.
- 2. leaf layer that has lots of air spaces in it
- 3. the tubes that transport sugars around the plant
- 5. the substance that is moved around the plant in the xylem
- 8. cell type found in roots that has a large surface area to absorb water and mineral ions
- 9. outside layer of a plant cell
- 11. Gaps mainly found on underside of leaf that allows water and gases to enter and leave the leaf