Photosynthesis

6. something present in the environment in such short supply that it restricts life processes.
8. lets gases in and out.
10. a protective, translucent layer that lets light through.
12. makes cell wall
14. is produced and released into the air.
15. found in chloroplasts.

1. the process where plants produce their own food.
2. ions used for making chlorophyll.
3. growth and repair in cells.
4. moves up from the root through the xylem vessel.
5. lots of chloroplasts for photosynthesis.
7. made in the leaf and provide the plant with food.
9. provides energy.
11. minimises evaporation.
13. what glucose may be converted to as a form of insoluble storage compound.