Across
- 3. dead;not alive
- 6. an organism deriving its nutritional requirements from complex organic substances
- 9. organisms that need to eat food to obtain their energy
- 10. feeding level
- 12. an animal that feeds on flesh
- 13. one consecutive line; one producer
Down
- 1. only eats plants
- 2. all living things get their energy
- 4. bacteria
- 5. multiple producers; spreads like a web
- 7. 3rd consumer
- 8. uses energy from light
- 11. eats both plants and animals