Across
- 3. one benefits
- 6. eats food
- 9. plants only
- 11. specific job
- 13. ability to survive
- 14. makes own food
- 15. any food
- 17. hunter
- 19. live together
Down
- 1. energy transferred
- 2. multiple chains
- 4. both benefit
- 5. one benefits other is harmed
- 7. group of one species
- 8. chemical autotroph
- 10. area of life
- 12. meat only
- 13. sun->grass->deer->wolf
- 16. huntee
- 18. amount of life