Unit 9 Vocabulary Review
Across
- 1. relationship between members of the same or different species interacting to acquire limited resources
- 4. the process where groups of organisms work or act together for common or mutual benefits
- 6. a symbiotic relationship where both organisms benefit
- 11. to live in the same habitat without competition
- 13. Relationship a close interaction between two or more different species
- 18. Density number of individuals in a population that occupies an area of limited size
- 22. a symbiotic relationship between two species in which one species is harmed
- 24. a close relationship between two different species of organisms living together
Down
- 2. an organism that can make its own food through photosynthesis or chemosynthesis
- 3. Cycle the movement and exchange of carbon atoms through living and nonliving parts of the environment
- 5. all the communities of organisms in an area and the abiotic factors they interact with
- 7. Factors any abiotic or biotic factor that limits the number of individual organisms in a population
- 8. Factors any non-living part of the environment such as water, temperature, sunlight, air and soil that are factors that influence the living parts of the environment
- 9. organism that breaks down tissue and releases nutrients back into the ecosystem
- 10. Cycle the movement and exchange of nitrogen atoms through living and nonliving parts of the environment
- 12. organism that gets its energy from eating other organisms
- 13. group of organisms that reproduces only with other members of the same group
- 14. a trait that helps an organism survive in a particular environment
- 15. Capacity a species' average population size in a particular habitat
- 16. the populations of different organisms that interact in the same area
- 17. the place where an organism lives
- 19. an organism’s role in its environment
- 20. Factors any living or once-living organism in the environment
- 21. all the individuals of one species that live in the same area
- 23. a symbiotic relationship that benefits one organism without affecting the other organism