What Is the Difference Between a Community and an Ecosystem

question 27

Multiple Choice

What is the difference between a community and an ecosystem?

• A)A community and an ecosystem are the same thing in ecology.
• B)A community includes abiotic factors, while an ecosystem does not.
• C)A community includes interacting populations with their surrounding environment, while an ecosystem does not include the surrounding environment.
• D)A community includes interacting populations without their surrounding environment, while an ecosystem includes the surrounding environment.

---

Definitions:

Stock Variable

A measure of a quantity at a particular point in time, such as wealth or capital.

Flow Variable

A quantity that is measured over a specific period of time, such as income or expenditure.

Federal Taxes

Taxes collected by the federal government from individuals and corporations to fund public goods and services.

Federal Debt

The total amount of money owed by the federal government, accrued from past borrowing.