Which of the Following Encourages the Movement of Water Over

question 27

Multiple Choice

Which of the following encourages the movement of water over gills?

• A) beating cilia
• B) a fish swimming with its mouth closed
• C) the diaphragm contracting
• D) a muscular tail contracting

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Definitions:

ATC

An abbreviation for Average Total Cost, a financial metric calculated by dividing the total cost by the quantity of output produced.

MC

Often referred to as Marginal Cost, it is the increase in total cost that arises from an extra unit of production.

Inputs

Resources used in the production process to produce goods or services.

Production

The process of creating goods or services using inputs such as labor, materials, and technology.