Ozone in the Outer Layer of the Atmosphere Has Important

question 5

Multiple Choice

Ozone in the outer layer of the atmosphere has important consequences for living things in that it:

• A)is a pollutant.
• B)is involved directly in respiration.
• C)aids in the aggregation of molecules.
• D)absorbs ultraviolet rays from sunlight.
• E)is used by autotrophs to make sugars.

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Definitions:

Variable Cost

Expenditures that fluctuate according to the degree of production or the volume of goods produced.

Fixed Cost

Costs that remain constant regardless of any change in a firm's activity level, such as lease payments or insurance premiums.

Depreciation

The systematic allocation of the depreciable amount of an asset over its useful life.

Discount Rate

In discounted cash flow analysis, it's the rate used to bring future cash flows down to their present worth.