Across
- 3. Choosing not to use our natural resources.
- 5. Type of natural resource that renews itself continuously.
- 8. When animals die, they release this into the soil.
- 9. They anchor the plant into the ground.
- 10. A tree is a woody plant that can grow to be _________ feet or higher (Spelled).
- 12. An example of a renewable resource.
- 17. Example of a non-renewable resource.
- 19. Animals give off this for plants to live.
- 20. An example of a non-exhaustible resource.
- 22. Carries food from the roots up to the rest of the plant.
- 23. Trees that drop their leaves in the fall.
- 25. Limited resources that cannot be replaced.
- 27. Plants produce this. Needed for humans to breathe.
- 28. Top part of the tree.
- 29. Example of a deciduous tree (produces acorns).
- 30. Carries food from the leaves down to the rest of the plant.
Down
- 1. Produces Oxygen. Contains chlorophyll.
- 2. Idea that all natural resources depend on each other.
- 4. Trees that have cones, needles, and keep their leaves throughout winter.
- 5. Natural resources that can last forever.
- 6. Objects, materials, creatures, or energy that are found in nature and can be used by humans.
- 7. Science of developing, caring for, or cultivating a tree covered environment.
- 11. Growing part of the trunk.
- 13. As the population increases, natural resource use will ___________
- 14. Natural resource that reproduces itself.
- 15. _________ rings = good growing season.
- 16. Example of preservation: Viewing trees for their ________ rather than using them for paper or bulding material.
- 18. Central supporting pillar of the tree.
- 21. Example of conservation
- 24. Protects the tree from the outside.
- 25. _________ rings = poor growing season.
- 26. The wise use of our natural resources.