Which of the Following Best Describes the Opening and Closing

question 36

Multiple Choice

Which of the following best describes the opening and closing of the stomata in most plants?

• A)They are open during the day and closed at night.
• B)They are open at night and closed during the day.
• C)They are open almost all of the time.
• D)They are closed except for brief periods of time during the day.

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Definitions:

Average Price

The mean price of a good or service calculated by dividing the total cost by the number of units sold.

Variable Costs

Costs that vary with the level of output produced.

Fixed Costs

Business expenses that remain constant regardless of the level of production or sales.

Variable Costs

Costs that change in proportion to the business activity or production levels, including raw materials and hourly labor.