Across
- 2. transports sugar and other nutrients
- 4. transports water
- 6. collection of tube-like tissues that flow through plants
- 8. increase the efficiency of gas exchange
- 9. spine of leaf
- 10. facilitate the exchange of gases essential to the process of photosynthesis
- 11. they expand when hydrated and close when dehydrated
- 13. under the waxy cuticle that also prevents excess water and debris from getting into the leaf
- 16. lines coming out of midrib and helps transport nutrients
- 17. packed full of chloroplasts
Down
- 1. stem of leaf
- 3. has the same function of the upper epidermis
- 5. area between the upper epidermis and lower epidermis
- 7. prevents excess water and debris from getting into the leaf
- 12. top of the leaf
- 14. outer edge of leaf
- 15. passageway for gas and water to get in to the plant
