Across
- 5. Factor A non-living part of an ecosystem that shapes its environment.
- 8. A biological community of interacting organisms and their physical environment.
- 11. - An individual animal, plant, or single-celled life form.
- 12. selection - The identification by humans of desirable traits in plants and animals.
Down
- 1. - The act or process of changing to better suit.
- 2. - The natural home or environment of an animal, plant, or other organism.
- 3. - The change in the characteristics of a species over several generations.
- 4. - A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
- 6. selection - The process whereby organisms better adapted to their environment tend to survive and produce more offspring.
- 7. - A group of people living in the same place or having a particular characteristic in common.
- 9. Factor A living organism that shapes its environment.
- 10. - The number of people in a single area.