Across
- 2. variety of species in an ecosystem
- 4. is a mineral used in insolation that causes respiratory issues
- 6. degrading of land due to human actions
- 8. nitrates into nitrogen gas
- 11. makes its own food
- 12. is the build-up of pollutants or a substance up a food chain
- 13. comes from natural and replenishable resources
- 18. a species that does not belong
- 20. humans lions and whales
- 21. finest soil
- 22. a layer of soil
- 24. outermost shell of the atmosphere
Down
- 1. living
- 3. exceeds carrying capacity
- 5. a type of species that serves as a warning for a damaged ecosystem
- 7. deposit at the mouth of a river (triangle)
- 9. produces glucose from CO2 and water
- 10. benefits one not the other
- 14. gaseous mass surrounding the Earth
- 15. is a widespread source of pollution
- 16. preys on others
- 17. types of plates that move away from each other
- 19. status of an organism within its community
- 23. day to day variation in temp, precipitation, air pressure etc
- 25. a group of organisms that interact in an environment
- 26. hides from others