Which of the Following Is True of the Biosphere

question 60

Multiple Choice

Which of the following is true of the biosphere?

• A)It includes Earth's crust and a portion of the upper mantle.
• B)It exists on other planets in the solar system.
• C)It is not connected to the overlapping inorganic spheres.
• D)It extends from the floor of the oceans to 8 km (5 mi. )into the atmosphere.
• E)It encompasses all of Earth's water,including that in the atmosphere and subsurface.

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Definitions:

Economy's Growth

The increase in the market value of the goods and services produced by an economy over time, typically measured as the percentage increase in real gross domestic product (GDP).

Total Output

The complete quantity of goods or services produced by a firm or within an economy during a given period.

Purely Competitive

A market structure characterized by a large number of small firms, a homogeneous product, and free entry and exit.

Marginal Revenue Product

The additional revenue generated from using one more unit of a factor of production.