Emma and Kennedy Crossword
Across
- 6. study of how organisms interact with their environment and each other
- 7. describes how organisms are arranged in an area
- 9. number of organisms present in a population
- 10. number of individual of a population in an area
- 12. all living things and their physical environment
- 13. nonliving parts of a ecosystem
- 15. describes relitave number organisms of an age in a population
- 16. a group that interbreeds and produces fertile offspring
Down
- 1. all populations in an area
- 2. all parts of earth that host life
- 3. visual tools to show age structure of a population
- 4. specific environment in which an organism lives
- 5. members that live in an area at the same time
- 8. living parts of an ecosystem
- 11. proportion of males to females
- 14. anything an organism needs