Studying Ecology
Across
- 4. all of the living or once living parts of an ecosystem
- 6. all of the populations in an area
- 8. members of a species that live in the same area at the same time
- 9. group of individuals that interbreed and produce fertile offspring
Down
- 1. all of the living things and the environment in an area
- 2. specific environment in which an organism lives
- 3. anything an organism needs to survive
- 5. parts of an ecosystem that have never been living
- 7. all parts of Earth that host life
- 10. study of how organisms interact with each other and the environment