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    Question

    Read the given statements and the following conclusions

    carefully and select which of the conclusions logically follow(s) from the statements. Statements: · All locusts are insects. · All insects are worms. Conclusions: 1. All locusts are worms. 2. All insects are locusts.
    A All the conclusions follow. Correct Answer Incorrect Answer
    B Only conclusion 2 follows. Correct Answer Incorrect Answer
    C Only conclusion 1 follows. Correct Answer Incorrect Answer
    D No conclusions follow. Correct Answer Incorrect Answer

    Solution

    All locusts are insects (A) + All insects are worms (A) → All locusts are worms (A). Hence conclusion I follows. All locusts are insects (A) → Conversion → Some insects are locusts (I). Hence conclusion II does not follow.

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