Use the Following to Answer Questions

question 144

Multiple Choice

Use the following to answer questions:
Figure: Price and Quantity 1
-(Figure: Price and Quantity 1) In the diagram, at which price is quantity demanded equal to the quantity supplied?

• A) $40
• B) $50
• C) $60
• D) $80

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Definitions:

Natural Ecosystems

Communities of living organisms in conjunction with the nonliving components of their environment, interacting as a system.

Introducing New Species

The act of bringing a species into an ecosystem where it does not naturally occur, potentially disrupting local ecosystems.

Population Change Curve

A graph that shows how the size of a population changes over time.