Across
- 4. A group of food chains.
- 7. A group of living and nonliving things in an environment.
- 9. Third in rank, value and importance.
- 10. The order in which organisms depend on each other for food.
- 11. First in rank, value, and importance.
Down
- 1. To create, or bring into being.
- 2. A group of similar organisms that are able to reproduce.
- 3. A place where an animal lives, that provides food, shelter and water.
- 5. To break down into smaller parts.
- 6. Second in rank, value, and importance.
- 8. A living thing.
