Across
- 5. Which plant tissue carries dissolved sugars?
- 6. What are the bubbles released in the pondweed practical?
- 10. Which tissue in the leaf contains lots of chloroplasts?
- 12. Which cells control the opening of the stomata?
- 14. What is the name for the pores on the underside of a leaf?
- 16. What is a product of photosynthesis vital for human life?
- 17. What is the name of the variable we measure in an experiment?
Down
- 1. Light intensity, carbon dioxide concentration and temperature are examples of what that affect the rate of photosynthesis?
- 2. What do guard cells work in response to?
- 3. What plant material can we use to measure the rate of photosynthesis?
- 4. What is the name of the variable we keep the same in an experiment?
- 7. Which plant tissue carries water and mineral ions?
- 8. What is a product of photosynthesis used for plant growth?
- 9. What is the name of the substance that absorbs light energy?
- 11. Where does the xylem carry water to?
- 13. What type of energy is needed for photosynthesis to happen?
- 15. What is the name of the variable we change in an experiment?