Across
- 3. limits growth
- 5. the study of the relationships of living things
- 6. number of individuals in an area
- 7. a group of organisms that share similar characteristics
- 9. multiple populations
- 11. anywhere organisms live
- 12. system the things that help function an organism
- 15. things in cells
- 16. the place of an organism
Down
- 1. The processes that let organisms use energy
- 2. the limit of a species
- 4. Large areas that have distinct characteristics
- 8. Maintaining an internal balance
- 10. organisms of the same species together
- 11. has cells
- 13. living and nonliving together
- 14. a living thing
- 17. non living