Across
- 4. Thing that cannot be created or destroyed
- 5. Eats both plants and animals
- 7. Sourced from living things, dead things, soil, and volcanic eruptions
- 13. Includes the rocks and minerals
- 15. Eats only dead matter
- 16. They obtain their energy by eating other organisms (Consumers)
- 17. Eats only plants
- 18. Autotrophs and heterotrophs
- 20. Breaks down organic matter
Down
- 1. Can move through anything, in fertilizer
- 2. At the very top of the food chain
- 3. Total amount of water found on earth
- 6. Primary and secondary in the food chain,
- 8. Main energy source for life on Earth
- 9. The envelope of gases surrounding the earth or other planets
- 10. Thing that is liquid that all living things need to survive
- 11. Bottom of food chain, 100% energy
- 12. Eats only animals
- 14. Where life exists
- 19. Make their own energy from the sun (Plants)