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    Question

    Three years ago a group of (1) scientists made a

    breathtaking (2) breakthrough discovery (3) by publishing a genetic map showing the DNA breakdown of the human race (4). Directions : In the following sentence, four words are emboldened. They are marked as 1, 2, 3 and 4. Out of these, one word is redundant. Choose the word that I redundant as the answer. If all the words are correct, mark option 5, “No error” as your answer.
    A 1 Correct Answer Incorrect Answer
    B 2 Correct Answer Incorrect Answer
    C 3 Correct Answer Incorrect Answer
    D 4 Correct Answer Incorrect Answer
    E No error Correct Answer Incorrect Answer

    Solution

    The word ‘breakthrough’ means ‘an important discovery or development that helps to solve a problem’. So, the word ‘discovery’ need not be used again. Three years ago a group of scientists made a breathtaking breakthrough by publishing a genetic map showing the DNA breakdown of the human race.

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