Across
- 2. a positive or negative affect correlation to population size
- 4. all of earth's organisms and their environment
- 7. group of individuals
- 10. departure of organisms from a given area
- 11. members of a species that live in the same area
- 12. to show how the deaths of likelihood varies with age in a population
- 14. number of individual organisms present
- 15. Interacts with organisms
- 16. what a organism needs to survive like food and water
- 20. visual tools to show the age structure of organisms
- 21. all of the populations in a specific area
- 25. organisms arranged within an area
- 26. ecosystems with living things and past living things
- 27. maximum potential to produce offspring no matter the conditions
Down
- 1. whose influence is not affected by population density
- 3. characteristics of the environment that limit population growth
- 5. organisms outside of a given area
- 6. a large population size where they can sustainably support the environment
- 8. all of the living things and their physical environment in a certain area
- 9. the number of individuals within a population per unit area
- 13. ecosystems that have never been living
- 17. a population increases rapidly
- 18. the specific environment where a organism lives
- 19. proportion of males to females
- 22. seasonal movement in and out a given area
- 23. number of organisms of each age within a population
- 24. growth is when a population starts to slow down in growing rapidly