Which Biogeochemical Cycle Lacks an Atmospheric Component

question 14

Multiple Choice

Which biogeochemical cycle lacks an atmospheric component?

• A) The hydrologic cycle.
• B) The carbon cycle.
• C) The nitrogen cycle.
• D) The phosphorous cycle.

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Definitions:

Oceanic Trench

Deep, underwater canyons formed by the subduction of one tectonic plate under another at convergent plate boundaries.

Magmatic Belt

A geographic zone that is extensively populated by igneous rocks which have been or are being formed by magmatic processes typically related to tectonic plate boundaries.

Passive Margin

The transition zone between oceanic and continental lithosphere that is not an active plate boundary.

Subduction Zone

The region where one tectonic plate moves under another, into the mantle, typically associated with volcanic arcs and oceanic trenches.