Across
- 4. A under-water plant
- 5. An animal cell that helps with respiration
- 8. An animal process
- 10. A photosynthesis product
- 11. A plant process
Down
- 1. A respiration product
- 2. A plant cell that helps with photosynthesis
- 3. A layer of gases
- 6. A organ used for breathing
- 7. A type of sugar
- 9. A plant found in forests