Use the terms in this quizlet to help answer the questions in the community ecology packet.
Terms : Hide Images
| 13676002005 | Community | A group of interdependent organisms inhabiting the same region and interacting with each other |  | 0 |
| 13676002007 | Symbiosis | the relation between two different species of organisms that are interdependent |  | 1 |
| 13676002008 | Competition | the struggle between organisms to survive in a habitat with limited resources |  | 2 |
| 13676002009 | Mutualism | symbiotic relationship in which both species benefit from the relationship. +/+ |  | 3 |
| 13676002010 | Commensalism | the relation between two different kinds of organisms when one receives benefits from the other without damaging it. +/0 |  | 4 |
| 13676002011 | Parasitism | a relationship between two species in which one species benefits and from the other species, which is harmed, involves a host |  | 5 |
| 13676002012 | Host | an animal or plant that nourishes and supports a parasite |  | 6 |
| 13676002013 | Parasite | an organism that lives in or on another organism; one who lives off another person |  | 7 |
| 13676002014 | Predation | an interaction in which one organism captures and feeds on another organism. +/- |  | 8 |
| 13676002017 | Carrying Capacity | largest number of individuals of a population that a given environment can support |  | 9 |
| 13676002018 | Ecological Niche | the sum of a species' use of the biotic and abiotic resources in its environment. Like a "profession". |  | 10 |
| 13676002029 | Keystone Species | a species that is critical to the functioning of the ecosystem in which it lives because it affects the survival and abundance of many other species in its community |  | 11 |
| 13676002030 | Invasive Species | plants and animals that have migrated to areas where they did not originate; often displace native species by outcompeting them for resources (exotic species) |  | 12 |
| 13676002031 | Ecological Succession | series of changes in the species in a community, often following a disturbance |  | 13 |
| 13676002032 | Primary Succession | an ecological succession that begins in a an area where no biotic community previously existed |  | 14 |
| 13676002033 | Secondary Succession | succession following a disturbance that destroys a community without destroying the soil. Yellowstone Fire in 1988 for example. |  | 15 |
