Which Behavior Represents the Smallest Component Per Unit Time of the Average

question 3

Multiple Choice

Which behavior represents the smallest component per unit time of the average daily metabolic rate (ADMR) ?

• A) An animal chasing a prey
• B) An animal avoiding a predator
• C) An animal sleeping in the shade
• D) An animal standing guard

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Definitions:

Plankton

Small and often microscopic organisms that drift or float in water, forming the base of aquatic food webs.

Primary Productivity

The rate at which plants and other photosynthetic organisms produce organic compounds (such as carbohydrates) from carbon dioxide and water in the presence of sunlight, which serves as the basis for most food chains.

Photic

Pertaining to the upper layer of a body of water that is illuminated by sunlight, allowing photosynthesis to occur and supporting the majority of aquatic life.

Epipelagic

Relating to the upper layer of the ocean, from the surface to about 200 meters deep, where there is enough sunlight for photosynthesis.