Railways R.R.C. (Gorakhpur) Solved Paper Held on 1st Shift 23-11-2014

  • question_answer
    What is the correct chronological order of the instruments or materials used by the early man?

    A) Stone tools, copper tools, iron tools

    B) Stone tools, iron tools, copper tools

    C) Copper tools, stone tools, iron tools

    D) Stone tools, aluminums tools, copper tools

    Correct Answer: A


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