Across
- 4. materials that don't allow heat to pass through
- 9. to lie or relax in a warm place
- 10. animals that need the sun to stay warm
- 12. stem of a tree
- 15. an animal without a spine
- 16. take in water and hold the plant in place
- 17. plans use sunlight, water and co2 to make sugar
- 18. make the seeds that can become new plants
- 20. flat plant part that makes food by using photosynthesis
- 21. supports branches, leaves and flowers\
Down
- 1. carries water through the leaves
- 2. the average weather in a place
- 3. a part of a tree that grows out from the trunk
- 5. a fine powder made by plants
- 6. keep in one place
- 7. place where animals live and grow
- 8. a hard covering that protects the body of an animal
- 11. animals that keep themselves warm
- 13. an animal with a spine
- 14. a sweet liquid made by flowers
- 19. to stay alive