Logical Reasoning

PT131 · S1 · Q13 It is a mistake to think

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It is a mistake to think, as ecologists once did, that natural selection will eventually result in organisms that will be perfectly adapted to their environments.

Opposing Point:

Natural selection will eventually result in organisms that will be perfectly adapted to their environments.

Premises:

An individual’s environment can vary tremendously.

No single set of attributes could possibly prepare an organism to cope with all the conditions that it could face.

Intermediate Conclusion:

Perfect adaptation of an individual to its environment is impossible.

Main Conclusion:

It is a mistake to think, as ecologists once did, that natural selection will eventually result in organisms that will be perfectly adapted to their environments.

13.

Which one of the following most accurately expresses the main conclusion of the argument?

  1. It is not possible for

    Intermediate Conclusion

    This is an intermediate conclusion that is supported by a premise and that also supports the main conclusion.

    17% picked this

  2. Correct

    Natural selection will never result

    Why this is right

    This best paraphrases the argument’s conclusion.

    Skill tested: Main Conclusion · how this choice captures the argument's function is the move to repeat next time.

    70% picked this

  3. No single set of attributes

    Premise

    This is a premise that supports the argument’s intermediate conclusion.

    2% picked this

  4. Because an individual's environment can

    Intermediate Argument

    This is both a premise and intermediate conclusion of the argument.

    9% picked this

  5. Ecologists once believed that natural

    Opposing Point

    This is the point the author sets out to refute.

    2% picked this

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