A Pond Ecosystem Includes Small Water Fleas Which Feed on Submerged

question 57

Multiple Choice

A pond ecosystem includes small water fleas which feed on submerged aquatic plants. When the water fleas die, they sink to the bottom of the pond and where they decompose with the help of bacteria. How many kingdoms are represented in this ecosystem?

• A) 1
• B) 2
• C) 3
• D) 4
• E) 5

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Definitions:

Central America

A geographical region in the Americas comprised of seven countries located between Mexico and South America.

Eastern Europe

A geographical and cultural region of Europe, traditionally comprising the countries east of Germany and west of the Ural Mountains.

Symbolic Value

The importance or meaning something holds which is not based on its practical utility but on what it represents or signifies.

Human Hierarchy

Describes a system or organization in which people or groups are ranked one above the other according to status or authority.