Environmental crossword
Across
- 3. breaks down dead organisms for nutrients.
- 5. the living parts of an ecosystem.
- 7. renewable material that comes from plants and animals.
- 9. large region with a certain climate and certain types of living things.
- 12. states how efficient an ecosystem is.
- 13. an organism that uses photosynthesis for their main source of food.
- 14. water movement from soil to plants.
- 16. an organism that has bee around for a long time and is harmful to water ecosystems.
- 17. occurs when the environment becomes enriched with nutrients.
- 18. microscopic organisms that drift around in water.
- 19. make their own food.
- 20. the process where liquid gets turned to gas.
Down
- 1. when an organism makes food using chemicals as the energy source.
- 2. eats plants
- 4. a community of biological, physical, and chemical components.
- 6. non-living part of an ecosystem.
- 8. process of turning nitrogen components into ammonia.
- 10. sheds its leaves annually
- 11. the part of the water cycle where it is liquid.
- 15. can produce their own food using light, water, or carbon dioxide.