Across
- 2. Relating to feeding levels
- 3. Breaks down dead matter
- 4. Organism's natural environment
- 6. Hunts other organisms
- 10. Eats both plants and animals
- 11. Hunted by predators
- 12. Substances providing nourishment
- 13. Complex feeding connections
- 15. Vitals for survival
- 16. Organism that eats others
Down
- 1. Surrounding conditions
- 4. Plant-eating organism
- 5. Plant food making process
- 7. Meat-eating organism
- 8. Makes own food (usually plants)
- 9. Individual living entity
- 14. Warm blooded, hairy vertebrate