For the sedimentary type of biogeochemical cycles, the reservoir is
A
Atmosphere
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B
Water
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C
Earth's crust
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D
Living organisms
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Solution
The correct option is C Earth's crust Biogeochemical cycles are also called as nutrient cycles. It includes gaseous cycles such as carbon cycle, oxygen cycle and sedimentary cycle. Sedimentary cycle consists of weathering of an existing rock followed by the erosion of minerals, transport and deposition. It has earth's crust as the reservoir pool. Examples of sedimentary cycle include sulphur cycle, phosphorous cycle, iron cycle, calcium cycle.