The Main Source of the Dissolved Load in a Stream

question 18

Multiple Choice

The main source of the dissolved load in a stream is ________.

• A)material along the sides of the stream channel
• B)material along the bottom of the stream channel
• C)groundwater
• D)salt flats
• E)cut bank soil

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Definitions:

Consumers

Organisms that obtain their energy and nutrients by eating other organisms, cannot produce food themselves and are part of the food chain.

Ecosystem

A biological community interacting with its environment.

Energy Flow

The passage of energy through the components of an ecosystem, from the sun through producers to consumers and then to decomposers.

Cyclical

Describes a process that occurs in a repeated sequence or in cycles.