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7.10ABC Organisms, Environments, and Ecosystems

ECOSYSTEM System consisting of all of the interactions that occur between the abiotic & biotic factors within an environment; "eco-" = earth
BIOME 1 of the world’s major communities, classified according to the predominant vegetation; characterized by adaptation of organisms to that particular environment.
HABITAT Place where an organism naturally lives & grows.
MICROHABITAT Very small, specialized habitat, such as the space under a rock; "micro-" = small
POPULATION Group of organisms of the same species located within the same geographical location.
BIODIVERSITY Number of different species of plants & animals in an area.
ECOLOGICAL SUCESSION Change in types of species present in a community over time, such as after a disturbance.
CLIMAX COMMUNITY Relatively stable state of succession, or the end product of succession.
SUSTAINABLE Capable of maintaining the current community at a steady level without exhausting natural resources or causing severe ecological damage.
ORGANISM Individual animal, plant, or single-celled life form.
BIOTIC FACTOR Living or once living part of an organism's habitat; "bio-" = life
ABIOTIC FACTOR Non-living parts of an ecosystem such as soil, climate & rainfall; "a-"= not or without
TERRESTRIAL BIOME Large geographic land areas with similar climates & ecosystems; "terra-" = earth
AQUATIC BIOME Various water (fresh & salt) systems that make up distinct communities; "aqua-" = water
PRIMARY SUCCESSION Ecological succession that begins in an area where no biotic community previously existed.
SECONDARY SUCCESSION Succession on a site where an existing community has been disrupted.
Created by: trauberk