Zusammenfassung der Ressource
Structure of a leaf
- Waxy Cuticle
- Stops water entering the leaf
- Upper Epidermis
- Palisade Layer
- Spongy Mesophyll Layer
- Carbon Dioxide Air Space
- Allows Photosynthesis to take place
- Carbon Dioxide + Water --------> Glucose + Oxygen
- Xylem
- transports water around the plant
- made from dead cells
- Phloem
- Transports 'food' around the plant
- made from living cells
- Lower Epidermis
- Stomata/stoma
- Swell when the plant has enough water to reduce water loss
- Guard Cells
- Allows Carbon Dioxide in
- Stops/allows water in
and out