Across
- 5. a factor thats a variable of a system, causing change
- 6. the bottom layer of leaf
- 8. helps photosynthesis take place faster
- 9. what does iodine help test for?
- 10. substance needed for photosynthesis
Down
- 1. the gaseous product of photosynthesis
- 2. chemical equation is C6H12O6
- 3. the green pigment in plants that absorb light energy
- 4. the top layer of the plant
- 7. the part of the plant that carries water to cells and takes glucose away