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What are biogeochemical cycles? Give examples of matter that have such cycles. Compare and contrast exchange pools and reservoirs in biogeochemical cycles. Give an example of each. How does water change as it moves through the water cycle? Illustrate your answer with examples.
Most of the energy needed to cycle matter through earth's systems comes from the sun. The cycling of matter. Because there are only finite amounts of nutrients available on the earth, they must be recycled in order to ensure the continued existence of living organisms.
A biogeochemical cycle, or more generally a cycle of matter, [1] is the movement and transformation of chemical elements and compounds between living organisms, the atmosphere, and the Earth's crust. Major biogeochemical cycles include the carbon cycle, the nitrogen cycle and the water cycle.
Carbon moves from the atmosphere to the land, ocean, and life through biological, chemical, geological and physical processes in a cycle called the carbon cycle. Any change in the cycle that shifts carbon out of one reservoir puts more carbon in the other reservoirs.
Matter moves in a different way than how energy moves. Thus, unlike the one-way flow of energy, matter is recycled within and between ecosystems. Elements that pass through from one organism to the other in closed loops is called biogeochemical cycles.
Cycles of matter are called biogeochemical cycles, because they include both biotic and abiotic components and processes. Components that hold matter for short periods of time are called exchange pools, and components that hold matter for long periods of time are called reservoirs.
biogeochemical cycle, any of the natural pathways by which essential elements of living matter are circulated. The term biogeochemical is a contraction that refers to the consideration of the biological, geological, and chemical aspects of each cycle.
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