Across
- 3. pockets ecosystems at the bottom of the ocean near divergent plate boundaries
- 5. relationship between a plant and a fungus
- 6. populations become so large they aren't able to be supported by ecosystems
- 8. water ecosystems
- 10. species that evolve and are only found in one isolated geographic location
- 12. key organisms in an ecosystem that helps stabilize/maintain the ecosystem
- 14. predictable changes in an ecosystem as itprogresses from pioneer species on bare rock to a mature climax community
- 16. mature form of an ecosystem
- 17. clearing forested land and repurposing it for non forest use like agriculture/urban development
- 18. non native species in a community
- 20. introduction of harmful materials into the environment
- 21. long term changes in average global temp. causes changes in weather patterns
Down
- 1. land ecosystems
- 2. predictable changes in an ecosystem after a disturbance as it progresses towards reestablishing a mature climax community
- 4. biomes where fresh and salt water meet
- 7. measurement of the variety and richness of an ecosystem
- 9. Collection of ecosystems characterized with similar temperatures, rainfall totals, and climax communities
- 11. first species to invade/populate an area
- 13. no two species can occupy the same niche in an ecosystem
- 14. doesn't have sunlight and unable to support photosynthesis
- 15. sunlight penetrates and supports photosynthesis
- 19. visual representation of the feeding interactions in ecosystems