| A | B |
| Ecology | study of ecosystems |
| biotic factors | living factors in an environment |
| abiotic factors | non living factors in an evironment |
| limiting factors | what is the most scarce resource |
| habitat | where an organism lives |
| niche | what an organism does in it's habitat |
| interactions between organisms are | dynamic and complex |
| predator Prey | interaction where one organism eats another |
| evolutionary game | organisms evolve in response to prior interactions |
| interspecific competition | competition between members of the same species for the same resources and mates |
| intra-specific competition | competition between different species for the same resources |
| parasitism | one organism benefits while the other is hurt |
| commensalism | one organism benefits the other is not effected |
| mutualism | both organisms benefit |
| symbiotic relationship | close long lasting relationship between two species |