Across
- 3. A type of xylem tissue that has tapered ends
- 8. The underground part of the pant
- 9. A seed leaf in a seed
- 10. Type of cells that control the opening and closing of the stomata
- 13. Root hairs are found in this zone
- 14. This gas is needed for respiration in plants
- 17. The term used to describe when water molecules stick to each other
- 19. The above ground part of the plant
- 20. Holes in the underside of the leaf used for gas exchange
- 21. One of the Irish scientists that developed the cohesion tension model
Down
- 1. This part of the plant contains the zone of cell production
- 2. This group of plants have parallel veins and scattered vascular bundles
- 4. The opening and closing of stomata is controlled by this gas (2words)
- 5. The loss of water from the surface of the leaf
- 6. This tissue surrounds and protects the plant
- 7. Openings in the stems through which gas exchange can occur
- 11. The substance gives strength to xylem vessels and forms bark
- 12. This zone contains the root cap
- 15. A type of cell that controls the movement of food in a sieve tube element
- 16. Loss of water through transpiration causes ___ in the xylem
- 18. This type of tissue contains the xylem and phloem