Ecology Terms

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Organism

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An individual living thing

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Population

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A group of individuals that belong to the same species and live in the same area

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Community

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All the different populations that live together in an area

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Ecosystem

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A biological community of interacting organisms and their physical environment.

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Biome

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A group of ecosystems that share similar climates and typical organisms

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Biosphere

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Consists of all life on Earth and all parts of the Earth in which life exists, including land, water, and the atmosphere.

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Carrying Capacity

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Largest number of individuals of a population that an environment can support

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Habitat

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Place where an organism lives

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Exponential Growth

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Growth whose rate becomes ever more rapid in proportion to the growing total number or size.

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Logistical Growth

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Population growth pattern that begins with rapid growth, and slows down as the environmental carrying capacity is reached; characterized by an S-shaped curve when graphed.