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.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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