Across
- 5. An animal that kills and eats other
- 6. Green plants utilize sunlight with water and air to do this.
- 8. The transfer of food energy through animals.
- 9. Animals that are killed and eaten by other animals.
- 12. Organisms that get their energy from feeding on other organisms.
- 16. Things that surrounds an organism.
- 17. Feeds primarily on plant matter
- 18. Any living thing such as plant, animal, or microbe.
Down
- 1. Consumes plants and animals.
- 2. Animals that feed on other animals.
- 3. Characteristics producing better adjustment to environment.
- 4. Number of one particular species in a defined area.
- 7. Organisms that break down dead materials into simpler forms.
- 10. Feeds on dead plant and animal matter.
- 11. A group things that live and interact together.
- 12. A series of continuous changes that always return to their starting point.
- 13. Serve as food for other organisms.
- 14. Provides food, water, shelter, and space for the organism.
- 15. A unit of living organisms and non-living elements that interact.