Across
- 1. transport of food
- 3. transport of water
- 4. another word for sugar
- 6. the constant recycling on carbon
- 9. when plants and animals produce the gas, carbon dioxide during energy producing process
- 11. these stick out on plants
- 12. for general growth
- 14. plants use this method to make their own food
- 16. farmers have these
- 18. this happens when too much carbon dioxide is being released tinto the atmosphere
- 20. helps the plants grow
- 21. gives the plant energy
Down
- 2. what we use to breath
- 5. burning
- 7. plants use this and turn it into energy
- 8. this travels up through the roots
- 10. these absorb water
- 13. green stuff where the chemical reactions happen
- 14. makes leaves healthy
- 15. found in ponds
- 17. fuels like coal and oil
- 19. test for startch
