Process that releases carbon from limestones to streams, rivers, oceans and the atmosphere
Carbonation
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Process in which carbohydrates fixed in photosynthesis are converted to CO2
Respiration
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Occurs when organic material reacts or burns in the presence of oxygen
Combustion
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Process in which green plants convert water and CO2 into starch and sugar in the presence of sunlight
Photosynthesis
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The in situ breakdown of rocks exposed at or near the land surface
Weathering
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Carbonation is an example of ... weathering
Chemical
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When atmospheric CO2 dissolves in rainwater to form weak carbonic acid
Precipitation
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Freeze-thaw is an example of ... weathering
Physical
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Chelation is an example of ... weathering
Biological
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Organisms such as bacteria and fungi breakdown dead organic matter, extracting energy and releasing CO2 to the atmosphere and mineral nutrients to the soil
Decomposition
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What 'pump' involves the mixing of surface and deep water ocean currents to create a more even distribution of carbon
Physical pump
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What 'pump' exchanges carbon between the oceans and atmosphere through the actions of marine organisms
Biological pump
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What is an example of these marine organisms that drive this pump
Phytoplankton
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Other cards in this set
Card 2
Front
Process in which carbohydrates fixed in photosynthesis are converted to CO2
Back
Respiration
Card 3
Front
Occurs when organic material reacts or burns in the presence of oxygen
Back
Card 4
Front
Process in which green plants convert water and CO2 into starch and sugar in the presence of sunlight
Back
Card 5
Front
The in situ breakdown of rocks exposed at or near the land surface
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