If a Disease Quickly Spreads Through a Desert and Kills

question 14

Multiple Choice

If a disease quickly spreads through a desert and kills moths that are the sole pollinators of long-lived yucca plants,the most likely outcome would be

• A)another pollinator would quickly take over and begin to pollinate the yucca plants.
• B)the yucca plants would self-pollinate.
• C)the yucca plants would die the season after the last yucca moth died.
• D)the yucca plants would not be pollinated and would eventually go extinct.

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Definitions:

Variable Costs

Costs that vary in proportion to the level of production or business activity.

Fixed Costs

Expenses that do not change with the amount of goods or services produced over a short period.

Variable Costs

Costs that vary directly with the level of production or service provision.

Fixed Costs

Expenses that do not change with the level of goods or services produced over a short time.