Across
- 3. allows carbon dioxide in the plant
- 5. the layer that covers the top and bottom of a leaf
- 8. Type of trees that do lose their leaves
- 9. the structure in a plant cell that performs photosynthesis
- 10. the process through which plants make their own food
Down
- 1. the process when plants lose water
- 2. A measurement of how much ultraviolet radiation a place receives at one time.
- 4. Type of tree that does not lose its leaves
- 6. the substance that makes plants green
- 7. the study of plants