Across
- 4. A symbiotic relationship between organisms of two or more different species in which all parties are benefitted.
- 6. Layer of Earth that includes all the water in the planet.
- 7. When too many fish are taken out of the ocean, thus often causing the area’s food web to fall apart.
- 11. Symbiotic relationship in which one party is benefitted, while the other isn’t either harmed or helped out.
- 14. Layer of Earth that includes the rocks and minerals.
- 15. System divided by levels in which the organisms that are in the lower levels get eaten by the ones in the higher levels, thus passing on their energy as well.
- 17. Measure of how equally distributed among species the organisms in an area are.
- 18. (species) Organism that isn’t native to a particular area, and often causes harm to it.
- 19. An organism’s role in its environment.
- 20. Type of population growth characterized for having an S shape when graphed.
Down
- 1. Measure regarding the number of species and the distribution of organisms among those species in an area.
- 2. The amount of different kinds of species in a specific region.
- 3. Interaction between organisms that occurs when they need to fight over a resource.
- 5. The organism being harmed from a parasitic relationship.
- 8. An often long-term physical bilateral relationship between two organisms, in which at least one of them is benefitted
- 9. Layer of gases that surrounds a planet and is kept in place because of gravity.
- 10. The intentional clearing of trees in forested land.
- 12. The organism being benefited from a parasitic relationship.
- 13. Type of population growth characterized for having a J shape when graphed.
- 16. A symbiotic relationship between no more than two parties, in which one organism is benefited, while the other is harmed.