11th Class Mental Ability Syllogisms Question Bank Question - Syllogism

  • question_answer
    Direction: Each of the following questions contains two statements followed by two conclusions numbered I and II. You have to consider the two statements to be true, even if they seen to be at variance at the commonly known facts. You have to decide which of the given conclusions definitely follows from the given statements.
    You are to give your answer as: (a) if only I follows ; (b) if only conclusion II follows ; (c) if either I or II follows; (d) if neither I nor II follows and (e) if both I and II follow.
    Statement:  
    A. All flowers are garlands.
    B. All garlands are fruits.
    C. All fruits are trees.
    Conclusions:
    I. All trees are flowers.
    II. Not all trees are flowers.

    A) Only I follows

    B) Only II follows

    C) Either I or II follows

    D) Neither I or II follows

    E) None of these

    Correct Answer: B

    Solution :

    Explanation Option (b) is correct. The conclusion drawn from these three statements is All flowers are trees. So I is invalid. II can be re-written as. Some trees are flowers. This is obvious from the derived conclusion.


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