Across
- 4. A less linear model that shows all food chains within an ecosystem
- 5. Organism that feeds off dead organisms
- 8. A _ organism holds an ecosystem together
- 9. An impulse or response organisms use to survive
- 10. Linear sequence of energy transfer
- 14. Maximum amount of an organism that a habitat can hold for them to survive
- 15. Things that can stop a population from increasing
- 17. Living things in an ecosystem
- 19. Consumer that eats producers
- 20. Non-living things part of an ecosystem
- 21. Organism that hunts another organism
Down
- 1. An organism's home
- 2. Percentage of energy transferred from one organism to another
- 3. Organism hunted by another organism
- 6. Shows energy found in each trophic level of an ecosystem
- 7. Variety of all living things
- 11. Nonative organism that harms ecosystem is an _ species
- 12. Organism that produces its own food
- 13. Variation that occurs within a species
- 16. A position an organism has within it's ecosystems food chain
- 18. When two or more species compete for a resource in limited supply