Predators That Are Keystone Species Can Maintain Species Diversity in a Community

question 62

Multiple Choice

Predators that are keystone species can maintain species diversity in a community if they ________.

• A) competitively exclude other predators
• B) prey on the community's competitively dominant species
• C) reduce the number of disruptions in the community
• D) prey only on the least abundant species in the community

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Definitions:

Life Estate

A property interest that gives a person the right to possess and use property for a time that is measured by his lifetime or that of another person.

Statute of Frauds

A legal principle that requires certain types of contracts to be in writing and signed by all parties involved, in order to be enforceable.

Express Easements

Rights granted explicitly in writing that allow one party the use of another's land for a specific, limited purpose.

Fee Simple Interest

The most complete form of ownership in real estate, granting the owner full possessory rights and legal ownership, subject to governmental regulations.