Across
- 4. the area of environment in which a species regularly lives.
- 9. An _______ species lives in an area or environment which it does not normally live.
- 10. Refers the the belief that natural selection drives evolution.
- 12. The specific type of adaptation refers to changes in how an organism acts or behaves.
- 14. The ability of a species to change over time with desirable characteristics best suited for survival.
- 15. This term simply means to change over time.
Down
- 1. This six letter word is an example of biotic organisms.
- 2. _________ selection is the selection and manipulation of desirable characteristics by humans.
- 3. An organisms role in its environment.
- 5. The ability for a species to develop an immunity to certain diseases or harmful chemical agents.
- 6. An abiotic factor that contributes to the biotic factors of an ecosystem would be ______.
- 7. Has the role of maintaining population sizes in an ecosystem.
- 8. This is what the process is called when two organisms fight for the same resources.
- 11. A factor of the environment that is considered to be living.
- 13. Two different species _______ occupy the same niche in the same habitat.