Across
- 4. What is the scientific name for sugar?
- 7. Respiration that occurs with oxygen
- 8. Technical name for windpipe.
- 11. Respiration that does not happen with oxygen
- 12. Which organelle does respiration take place in?
- 13. Energy source for photosynthesis.
- 15. Name of the acid produced from anaerobic respiration.
- 17. Cells where photosynthesis take place
- 19. Cells that transport sugars.
- 21. Good blood _____, adaptation of lungs.
- 22. Respiratory systems contain two of these.
- 23. ___ mesophyll layer that contains gaps.
- 25. Large ____ area, adaptation of lungs.
- 26. ___ Dioxide is a reactant for photosynthesis.
Down
- 1. Tiny tubes found in lungs.
- 2. Cells that transport water.
- 3. Name of anaerobic respiration that takes place in yeast.
- 5. Which organelle does photosynthesis take place in?
- 6. Gaps in the bottom of a leaf.
- 9. The green chemical needed for photosynthesis.
- 10. _____ cuticle found at the top of the leaf.
- 11. Tiny air sacs found in lungs.
- 14. Process by which gases enter and leave a leaf.
- 16. ____ cells that control the stomata.
- 18. Anaerobic respiration takes place when you are?
- 20. Organs responsible for gas exchange.
- 24. Starchy food that utilises anaerobic respiration.