Which of the Following Experiments Would Help to Identify a Keystone

question 60

Multiple Choice

Which of the following experiments would help to identify a keystone species?

• A) Introduce more of the suspected species into the area and observe the effects on other community members.
• B) Introduce an invasive species related to the suspected species into the area and observe the effects on the suspected species.
• C) Remove the suspected species from the area and observe the effects on other community members.
• D) Introduce additional individuals of the suspected species' food source into the area and observe the effects on community members.

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Definitions:

Pre-existing Duty

A legal concept where a party's promise to perform a duty that is already owed under the law or under a pre-existing contract is not considered sufficient consideration for a new contract.

Statute of Limitations

Laws setting the maximum period one can wait before filing a lawsuit, depending on the type of claim or crime.

Unilateral Contract

A contract in which only one party makes a promise or undertakes a performance, while the other party must act to trigger the obligation.

Legally Sufficient Consideration

Value that the law recognizes as adequate to support a contract, ensuring that each party agrees to give or do something of value.