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24 Cards in this Set
- Front
- Back
Ecosystem
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All organisms in a certain area and the environment in which they live.
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Population
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A reproducing group of organisms of the same species, in a certain area or region.
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Habitat
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The place and conditions in which an organism lives.
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Ecology
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The study of the interactions of organisms and their environment.
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Environment
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The place in which an organism lives and the circumstances in which it lives. It's physical "home" as well as the humidity and temperature of the place.
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Biomes
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The worlds major communities, classified by predominant vegetation and the adaptations of organisms to that environment.
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Carnivore
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An organism that eats meat exclusively. Most carnivores are animals, but a few fungi, plants and protists are as well.
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Consumer
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An organism that must consume other organisms to meet it's energy needs.
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Producer
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An organism that gets it's energy from inorganic (nonliving) sources. Most producers are green plants and protists.
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Scavenger
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An organism that feeds on dead or dying organisms.
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Ominvore
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Literally an organism that will eat anything - plants or animals.
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Niche
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The portion of the environment which a species occupies, and the conditions under which an organism can survive.
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Parasite
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An organism that lives on or in a host (another organism); it obtains nutirnts from the host without benifiting or killing the host (it may damage the host.
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Prey
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Organism hunted and eaten by a predator.
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Tropics - Tropical
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Region in which the climate undergoes little seasonal change in temperature or rainfall. Regions between 30 degrees north and south of the equator.
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Terrestrial
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Living on land.
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Tundra
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Vast, mostly flat, treeless Artic region of Europe, Asia and North America in which the subsoil is premanently frozen.
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Stasis
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A period of little or no discernable change.
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Temperate grasslands
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Region in which the climate is dry for long periods of summer and freezes in the winter.Vegetation is mostly grasses and erect herbs - no trees or shrubs.
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Tiaga
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Extensive coniferous forest across Northern hemisphere. Harsh winters and short summers.
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Desert
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Characterized by sparse rainfall. rapid evaporation and little vegetation. No soil.
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Savanna
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Dominated by grasses and scattered trees. Fairly dry during long summers and very wet during "winter".
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Chapparal
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Characterized by dense spiny shrubs and evergreens. Mild rainy winters and long, hot, dry summers.
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Coniferous Forrest
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Biome in which the principal trees are cone bearers.
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