Across
- 1. Respiration that uses oxygen
- 3. The green pigment in the leaf
- 4. Tightly coiled, double helix structure
- 6. At the start of the food chain
- 7. Where anaerobic respiration takes place
- 9. Cells that surround stomata
- 10. Reacts with Oxygen in aerobic respiration
- 11. When a species dies out
- 12. Top of the food chain
- 15. These help animals and plants survive in certain environments
- 19. How producers make their food
Down
- 2. Where photosynthesis takes place
- 4. After exercise, the body is in Oxygen ____
- 5. Controls the cell, full of DNA
- 8. Where aerobic respiration takes place
- 13. A short section of DNA
- 14. The energy needed in photosynthesis
- 16. Layer of the plant full of chloroplast
- 17. Respiration without oxygen
- 18. The acid that gets produced in anaerobic
