Which of the Following Is Most Clearly a Case of Density-

question 13

Multiple Choice

Which of the following is most clearly a case of density- dependent population regulation?

• A)the occurrence of rainstorms for an opportunistic desert annual
• B)the first hard frost of fall for a population of annual morning glory vines
• C)the summer drying of savanna grass for an insect that feeds on grass sap
• D)a dangerous new flu strain that is transmitted among humans by sneezing

---

Definitions:

Profit

The financial gain realized when the revenue generated from business activities exceeds the expenses, costs, and taxes involved in sustaining the activity.

Transfer Price

The price at which goods or services are sold between divisions within the same company or between companies under common control.

Variable

A quantity or factor in an experiment or equation that can change or be changed.

Variable Production Cost

Costs that vary directly with the level of production output, including raw materials, direct labor, and other expenses that increase with production volume.