The Global Phosphorus Cycle Is Called a ʺCycle,ʺ Yet It

question 96

Essay

The global phosphorus cycle is called a ʺcycle,ʺ yet it has no atmospheric component. Phosphorus weathers from rocks and enters the soil. Once phosphorus is incorporated into plants or animals, how is it returned to the rock phase?

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Definitions:

Auditory Stimulus

A sound or noise that elicits a response or reaction from the auditory system of an organism.

Amplitude Activity

The strength or intensity of various types of waves, including sound waves and brain waves, measured from a baseline to the peak of the wave.

Schema Theory

A theory suggesting that all knowledge is organized into units, or schemas, which are networks of connected facts and concepts that help us understand and interpret information.

Attention

The mental process of focusing conscious awareness on a particular aspect of the environment or a specific task.