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  3. 4th Class
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  5. Science and Technology

4th Class General Knowledge Science and Technology Question Bank Science and Technology

  • question_answer
    Which of these was invented by Stephen Perry and is used to hold objects together?

    A)  Safety pin                    

    B)  Ice-cream cone 

    C)  Rubber band    

    D)  Stapler pin

    Correct Answer: C

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