Across
- 2. Key:
- 3. A study that counts how many of a certain species is present
- 5. A place where an organism lives
- 9. Organisms that eat other organisms
- 10. A group of organisms that interact with their environment together
- 12. Living factors in the environment
- 13. Organisms that only eat other animals
- 15. The animals and plants that live in a particular area and share resources
- 16. The wise management of our existing natural resources
Down
- 1. Organisms that only eat plants
- 4. The study of interactions between living things and their environment
- 6. Non-living factors in the environment
- 7. A study that asks if something is present (yes/no answer)
- 8. used to identify plants and animals
- 11. Plants or animals that produce their own food
- 14. Organisms that eat plants and animals
