Across
- 2. comes from the sun
- 5. the type of reaction photosynthesis is
- 7. dioxide what humans breath out
- 8. the color a leaf turns when iodine is added
Down
- 1. the thing that makes leaves green
- 3. a product used for respiration from photosynthesis
- 4. the gaps at the bottom of a leaf
- 6. a reactant that can come from rain