Across
- 2. role of organism
- 3. has both abiotic and biotic factors
- 5. one organism benefits, the other is harmed
- 11. region where different populations interact
- 12. 1 path diagram that shows transfer of energy through different organisms
- 14. they eat food
- 16. they break down dead organic matter
- 18. makes own food
- 20. shows many paths of energy transfer among organisms
Down
- 1. total weight of living matter
- 4. link in food chain
- 6. both organisms benefit
- 7. close relationships with organisms
- 8. nonliving parts of environment
- 9. one species benefits, other one is not harmed or helped
- 10. living things in an environment
- 13. portions of earth that support life
- 15. interbreeding organisms that live together
- 17. study of interaction between organisms
- 19. where organism lives