Across
- 3. process when carbon moves throughout the atmosphere and its organisms and then back again
- 4. a relationship between two organisms where one benefits from it but the other is not affected.
- 6. is rain, snow, sleet, or hail or any form of water from the sky
- 10. drains or flows off water.
- 11. an organism that lives and feeds on other organisms of species
- 15. relationship that benefits two organism
- 19. is the process when a liquid or a solid becomes a vapor
- 20. is the loss or remove of nitrogen or its compounds
- 23. living together of two different organisms
Down
- 1. the separation of a substance into a basic element
- 2. is small drops of water that forms on a surface
- 5. an animal that lives by killing other organisms
- 7. bacteria that changes nitrogen gas from the atmosphere into solid nitrogen usable by plants.
- 8. to exist at the the same time together.
- 9. when plants absorb water through their roots and give off water vapor
- 12. an organism that lives and feeds on other organisms of species
- 13. working or acting together for a common purpose
- 14. the act of killing and eating other animals
- 16. the process of trying to win something that someone else is trying to get.
- 17. is water that is held underground in soil or rocks.
- 18. Is the cycle of water circulating between different points and involve different forms of water.
- 21. an animal that is hunted for food
- 22. an organism that harbors a parasite
