Across
- 3. The factor that limits the population of a speceis from getting above a certain level
- 9. Feeling hunger or sensing danger
- 14. A limiting factor that affects the population, regardless of the population density
- 15. The non-living parts of an ecosystem
- 16. The environment where a specific species lives
- 17. Species adapting over time
Down
- 1. The living and formerly living parts of an ecosystem.
- 2. A large region characterized by climate and temperature
- 4. A limiting factor that only affects a population when it reaches a certain level
- 5. The living and non-living factors of an area.
- 6. The chemical process that allows organisms to use energy
- 7. All of the living things in a certain area
- 8. The number of individuals of a species in an area
- 10. The study of the relationships between living and non-living things. And their environment.
- 11. The maximum # of a species that an environment can sustain
- 12. Maintaining a regulated internal balance
- 13. Anywhere that supports life