Why Do Areas of Upwelling Tend to Have Large and Diverse

question 39

Multiple Choice

Why do areas of upwelling tend to have large and diverse populations of organisms?

• A)Upwelling brings nutrient-rich water up from the ocean depths.
• B)Upwelling brings aphotic organisms to the ocean surface.
• C)Upwelling lowers the level of oxygen in the water.
• D)Upwelling mixes deep-ocean fresh water with salt water from rivers.
• E)Upwelling moves dinoflagellates to the aphotic zone.

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Definitions:

MPS

Marginal Propensity to Save, which is the proportion of an increase in income that is saved rather than spent on consumption.

Saving

The process of setting aside a portion of current income for future use, typically in the form of investments or deposit accounts.

Disposable Income

Economic latitude for households in spending and saving after the removal of income taxes.

APS

Automatic positioning system; however, in an economic context, it often refers to the Average Propensity to Save, indicating the proportion of income that is saved rather than spent.