Across
- 2. catching/removing to much from a population
- 3. makes its own food
- 4. the role an organism plays in it's community
- 6. a substance or object that's used to make something
- 9. 2 or more individuals/populations fight for resources
- 10. largest population an area can hold
- 11. precipitation that runs over the land and into rivers and streams
- 12. living parts of environment
- 14. all living/nonliving organisms in an environment
- 15. characteristicts that were passed to offspring
- 17. characteristic that helps organisms survive
- 18. to many of one species in an area
- 19. the surroundings in which an animal lives
- 20. human made structure underwater
- 22. organism that eats other organisms
- 24. the natural passing down of traits through reproduction
- 25. single identifiable source of pollution
- 26. the study of interactions of living organisms
- 27. differences in traits among organisms of the same species
- 28. nonliving parts of environment
Down
- 1. change in behavior that occurs as a result of experience
- 5. any resources that limit the size of a population
- 7. not being harmful to environment, therefor helping it
- 8. a number of the same species in an area
- 9. all populations of species that live in an area
- 13. the dependence of 2 or more people/things on each other
- 16. variety of living things in an area
- 21. the way energy is transferred from one animal to another
- 23. pollution resulting from many diffuse resources