Across
- 3. Type of Ecosystem the earth is, just like a sealed bottle
- 5. A bloom of algae caused by fertilizers
- 7. Number of species in an area
- 8. Kitchen scraps broken down by decomposers
- 11. The nutrient rich layer of soil
- 13. Happens in Mitochondria
- 14. How plants make sugar
- 16. Helps roots grow
- 17. Place where photosynthesis happens
- 19. Bacteria and Fungi that create ammonia
- 20. Dead shells of aquatic creatures
- 21. Places where more carbon goes in and stays for longer
- 22. Something that lives off of another organism
Down
- 1. Helps the immune system of plants
- 2. all the Earth's water
- 4. The use of worms
- 6. Makes plants green
- 9. All the earth's rock and sand
- 10. How balanced an ecosystems is in its nutrient cycles
- 12. Type of managed forest fire
- 15. How evenly spread the biodiversity is
- 18. Process of turning nitrates back to nitrogen gas