Across
- 6. over using a species (Hunting)
- 7. to separate an environment and make it smaller
- 9. when organisms build up something inside of them when they consume other organisms
- 10. resource that can only be used once
- 12. using living organisms to detoxify pollution
- 14. to use a resource at a controlled rate
- 15. variety of species in an area
- 16. Different characteristics in an enviroment
- 18. resource that can be used more than once
- 20. Variety of life in an area
Down
- 1. species that are transported to a different environment
- 2. large amount of species get extinct in 1 time spand
- 3. normal or natural extinction
- 4. a build up of nitrogen that makes algae to bloom
- 5. adding predators to an area
- 8. Conditions of an ecosystems on its boundaries
- 11. variety of ecosystems in a biosphere
- 13. resources found in an environment
- 17. disappearance of a species
- 19. species that are only found in one area