Term | Defintion |
Abiotic | an environmental factor that is not associated with the activities of living |
Organisms | a living thing, anything that can carry out life processes independently |
Biotic | an environmental factor that is associated with or results from activities of living organisms |
Carbon Cycle | the movement of carbon from nonliving environment into living things and back |
Commensalism | a relationship between two organisms in which one organism in which one organisms benefits and the other is unaffected |
Competition | ecological relationship in which two or more organisms depend on the same limited resource |
Consumer | an organism that eats other organisms or organic matter |
Decomposer | an organism gets energy by breaking down the remains of des organisms or animal waste and consuming or absorbing the nutrients |
Ecology | the study of the interactions of living organisms with one another with their environment |
Ecosystem | a community of organisms and their abiotic, or nonliving, environment |
Energy Pyramid | a triangle diagram that shows an ecosystems loss of energy, which results as energy passes through the ecosystems food chain; each row in the pyramid represents a trophic feeding level in an ecosystem, and the energy stored in that trophic level |
Food Chain | the pathway of energy transfer through various stages as a result of the feeding patterns of a series of organisms |
Food Web | a diagram that shows the feeding relationship between organisms in an ecosystem |
Limiting Factor | an environmental factor that prevents an organism or population from reaching it's full population from reaching its full potential of size or activity |
Mutualism | a relationship between two species in which both species benefit |
Parasitism | a relationship between two species in which one species, the parasite, benefits from the other, the host, which his harmed |
Predator | an organism that kills and eats all or part of another organism |
Prey | an organism that is killed and eaten by another organms |
Producer | an organism that can make it's own food by using energy from it surroundings |
Symbiosis | a relationship in which two different organisms live in close association with each other |
Water Cycle | the continuous movement of water between the atmosphere, the land, the oceans and living things |
Niche | The role of species in its community, including use of its habitat and its relationship with other species |
Habitat | The place where an organism usually lives |