Across
- 3. A community or communities plus the physical environment, interacting in a large, more or less self-contained area
- 5. The change in species composition, structure, or architecture through time
- 8. A place that is particularly appropriate for something, due to being very specific and different from others
- 9. The natural environment where an organism lives
- 10. The type of symbiosis in which one partner, the parasite, derives benefit from the other, the host
- 11. Autotrophs
- 12. Organisms that break down dead organic matter into smaller molecules
- 14. The study of the interactions between organisms and their environment
- 17. level, Each of the steps in a food chain
- 18. exclusion, The elimination of one species by another as a result of competition
- 20. selection, A mechanism of evolutionary change that results when individuals that are better adapted than others in meeting the challenges of the environment produce more offspring
- 21. The variety of life in the world or in a particular habitat or ecosystem
- 22. species, Aa species on which other species in an ecosystem largely depend, if it were removed the ecosystem would change drastically
- 23. Individuals of the same kind that cannot breed with those of other kinds
- 24. A living component of the environment
Down
- 1. Heterotrophs
- 2. The type of symbiosis in which both partners benefit from the relationship
- 4. web, All of the interconnecting feeding relationships in a community
- 6. A type of symbiosis in which one species obtains shelter, food, or other benefits without affecting the host
- 7. Organisms that feed on dead organic material, especially plant detritus
- 13. partitioning, The sharing of resources by specialization
- 15. The process in which one species evolves in response to another
- 16. chain, The steps of transfer of energy from primary producers through consumers
- 19. A non-living component of the environment (physical or chemical)