Across
- 2. fossil fuel that is built by microorganisms
- 5. broken down rock
- 7. will regenerate in your lifetime
- 9. all types of renewable resources
- 12. eat plants and animals
- 15. all types of nonrenewable resources
- 17. the liquid in all oceans
- 19. a producer that gets its energy from the sun
Down
- 1. doesn't come back within your lifetime
- 3. eat, drink, or ingest
- 4. uses the sun to make food
- 6. one of the substances used for plants to photosynthesize
- 8. the way sedimentary rock is formed
- 9. a natural body of compromised solids
- 10. consumer at the top of the food chain
- 11. starts all food chains
- 13. a substance formed by earth
- 14. fossil fuel that is generated by microorganisms
- 16. fossil fuel that is formed by plants
- 18. eats only other animals