Across
- 1. A relationship in which two different species live in close association
- 3. Growing or living in water
- 7. The colors or patterns on animals that help them hide in their surroundings
- 9. The process of liquid water changing into gas due to heating
- 11. An organism that feeds on other organisms
- 15. A large area of the earth that has similar ecosystems and weather
- 16. Having to do with the solid parts of the earth
- 17. The tops of the forest trees
- 18. An area of water that has salt
- 20. All the food chains in a community that are linked to one another
- 22. An area of water with no salt
Down
- 2. Of or from the sun
- 4. The air that surrounds the earth
- 5. The feeding order of organisms in a community
- 6. An organism that makes its own food
- 8. When organisms try to use the same resources
- 10. Poisonous
- 12. A relationship in which one species eats another species
- 13. The total area of the earth that contains and supports life
- 14. The average weather of a region over a long period of time
- 19. The plant life in an area\
- 21. An organism at the end of a food chain that feeds by breaking down dead organisms