One Species of Fish Feeds in the Muddy Bottom of a Lake

question 46

Multiple Choice

One species of fish feeds in the muddy bottom of a lake. A second species eats insects that land on the water surface. This is an example of

• A) behavioral isolation.
• B) mechanical incompatibility.
• C) ecological isolation.
• D) temporal isolation.
• E) geographic isolation.

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Definitions:

U.S. Sources

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Calorie-Free

Referring to foods or beverages that contain minimal or no calories, often used in dietary management to reduce energy intake.

Fat-Free

A label for foods that contain less than 0.5 grams of fat per serving, often used to market products as healthier options.

Nutrition

The process by which living organisms receive and process the materials necessary for them to maintain health, grow, reproduce, and carry out their essential functions.