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15 Cards in this Set
- Front
- Back
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Biogeochemical Cycle |
The flow of chemical compounds and elements between living organisms and the physical environment. |
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Ground Water |
The water that has seeped down beneath the surface of the ground |
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Transpiration |
The process by which moisture is carried from roots to small pores on the underside of leaves, where is changes to vapor and releases into the atmosphere. |
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Precipitation |
rain, snow, sleet, or hail that falls to the ground |
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Runoff |
The water, from rain, snowmelt, or other sources, that flows over the land surface, and is a major component of the water cycle. |
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Evaporation |
The process of a liquid changing into gas. |
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Percolation |
The process of a liquid slowing passing througha filter. |
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Nitrogen Fixation |
The chemical processes by which atmospheric nitrogen is assimilated into organic compounds. |
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Respiration |
The process in living organisms involving the production of energy, typically with the intake of oxygen and the release of carbon dioxide |
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Combustion |
The rapid chemical combination of a substance with oxygen, usually producing heat and light. |
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Erosion |
The gradual destruction of something |
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Assimilation (biology) |
Occurs in every cell of the body to help develop new cells |
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Ammonification |
The conversion of organic nitrogen to ammonium by the action of decomposers. |
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Nitrification |
The chemical process in which a nitro group is added to an organic compound. |
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Denitrification |
The conversion nitrates into nitrogen gas which is then released into the atmosphere. |
