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15 Cards in this Set
- Front
- Back
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RADIANT ENERGY |
energy from electromagnetic waves especially the SUN |
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CHEMICAL ENERGY |
that part of the energy in a substance that can be released by a chemical reaction |
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ECOLOGICAL SUCCESSION |
the natural and orderly process by which an ecosystem changes as it develops or regrows |
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PRIMARY SUCCESSION |
there may be little or no soil as when a glacier retreats or when lava flow covers an area- areas that have not previously occupied |
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PIONEER SPECIES |
the first living organisms to move into an unpopulated area; they are usually moss and lichens |
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SECONDARY SUCCESSION |
the normal re-growth of organisms into an area where soil already exists- richer soil and greater diversity of plants |
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CLIMAX COMMUNITY |
an intact, mature ecosystem- the point an area reaches a stable point where very few new plants or animals are introduced- will remain intact until disturbed by some outside force |
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NITROGEN CYCLE |
the process by which nitrogen is removed from the atmosphere fixed in the soil absorbed by living things and released back into the atmosphere |
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PERMAFROST |
a thick surface layer of soil that remains frozen throughout the year occuring chiefly in polar regions |
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DECOMPOSITION |
the process of rotting, decay slowly broken down by natural process, chemicals, etc. |
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POPULATION |
a group of individuals of the (specific) same species that live together in the same area at the same time |
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BIOTIC |
describes the LIVING part of the environment made up of organisms and the organic matter they produce- plants, animals & humans *living- move, reproduce and breathe |
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ABIOTIC |
describes the physical or NONLIVING part of the environment, including water, rocks(soil), light(sunlight), air and temperature * must have abiotic factors for biotic things to live |
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BIOSPHERE
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the sum of all ecosystems on Earth
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ORGANISM
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any individual living thing that breeds only with each other
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