Across
- 1. Sharing of resources due to the decreased supply, and the increased demand.
- 6. A factor that negatively affects an ecosystem or species
- 8. A niche that wasn't previously a choice, but once conditions change, somewhat forces an organism to take up.
- 10. Any list of niches that an organism can take up in the regular habitat conditions.
- 11. The attachment of one organism benefiting off of another, harming the host.
- 12. An organism that doesn't have a lot of niches, and because of that, is planted in that specific habitat.
- 13. A group of the same organisms in one ecosystem.
Down
- 2. One organism as the hunter, and the other as prey/food.
- 3. Each organism benefiting in a relationship between 2 different species.
- 4. The relationship of one species benefiting off of the other without anything good or bad in return.
- 5. The presence of a species that cannot survive well in specific conditions, are limited to their habitat.
- 7. A special ecosystem job that a species or organism provides to keep life going easier for the surrounding organisms.
- 9. An organism that has a wide range of niches, and is able to move habitats with ease.