Based on Paine's Studies, What Has Allowed the Sea Palm

question 12

Multiple Choice

Based on Paine's studies, what has allowed the sea palm to persist in shoreline areas despite the presence of a superior competitor (Mytilus) ?

• A) Allelopathy by the sea palm
• B) Character displacement
• C) Competitive exclusion
• D) Periodic disturbances

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Definitions:

Market Failure

A scenario in which the distribution of goods and services through a free market fails to be efficient, frequently resulting in a decrease in net social welfare.

Negative Externalities

Costs experienced by someone who is not directly involved in the production or consumption of a good or service.

Positive Externalities

Benefits experienced by third parties or society at large as a result of an economic activity, without the third party incurring any cost.

Public Goods

Goods that are non-excludable and non-rivalrous, meaning no one can be prevented from using them and one person's use does not reduce availability to others.