Flowing-Water Ecosystems, Especially Headwater Streams, Receive Most of Their Energy

question 61

Multiple Choice

Flowing-water ecosystems, especially headwater streams, receive most of their energy from:

• A) light.
• B) water.
• C) wind.
• D) organic detritus.
• E) minerals.

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Definitions:

Agricultural Products

Goods produced through farming and agriculture, including crops, livestock, and other raw materials used for food, fuel, and other purposes.

Long-Run Problem

Issues or challenges that take a significant period to resolve and often require strategic planning and adjustments to address effectively.

Farm Output

The total quantity of agricultural products produced by farms, including crops and livestock.

Agriculture

The practice of cultivating the soil, producing crops, and raising livestock for food, fiber, medicinal plants, and other products.