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ecology terms
Term | Definition |
---|---|
Ecology | study of all the interactions among organisms and their environment. |
Abiotic factor | Any non-living part of the environment such as water,sunlight,temperature,and air. |
Biotic factor | any living or once living organism in an environment |
Population | all of the individuals of one species that live in the same space at the same time. |
Community | all the populations of different spieces in a given are that interact in the same way and depend on one another for food and water. |
Ecosystem | all the communities in a given area and the abiotic factors that effect them. |
Biosphere | part of earth that supports life-the top part of earths crust,all the waters covering the earth surface,and the surrounding atmosphere. |
population destiny | number of individuals in a population that occupations area of limited size. |
limiting factor | any biotic or abiotic factor that limits the number of individuals in a population |
symbosis | any close interaction among two or more different species,including mutralism, and how it gets food |
niche | role of an organism in the ecosystem,including what it eats ,how it interacts with other organism ,and how it gets its food |
habitat | a place where an organism lives |
food chain | model that describes how energy passes from one organism to the next |
food web | model that describes the energy from food moves through a community |
water cycle | continuous cycle of water molecules on the earth throughout the process of evaporation,condensation,precipitation. |