Across
- 3. Earth's layer that supports life
- 5. Ecosystem category for most land and freshwater
- 8. To set aside natural ecosystems and keep them viable
- 13. Reserve selection to manage individual species
- 15. Biotic and abiotic components functioning together
- 16. All populations of species in an area
- 17. Total alteration of ecosystem structure and function
- 18. Reduced when habitat degradation occurs
- 20. Illustrates the 90% energy loss at each trophic level
- 21. Group of interbreeding organisms
- 22. Species that need large, contiguous habitats
- 24. Ecosystem dominated by humans domestic plants and animals
- 25. Succession beginning with bare rock
Down
- 1. Major ecosystem types typical of large geographic areas
- 2. Large habitat divided into two or more pieces
- 4. One species in a defined area
- 6. Reserve selection to protect a range of ecosystems
- 7. One organism
- 9. What your grandparents ate
- 10. Sequence of ecosystems
- 11. Each transitory ecosystem in succession
- 12. Theory that more species on closer larger islands
- 14. To repair damaged ecosystems and support natural diversity
- 19. Sustainable use of ecosystems for humans and wildlife
- 23. Succession beginning after major disturbance of ecosystem