2nd Class Science Rocks and Soil Question Bank Rock and Minerals

  • question_answer 19) Which of the following pairs is NOT correct?

    A)  Pencil lead ? graphite

    B)  Steam engine ? coal

    C)  Blackboard pencil ? chalk

    D)  Jewellery ? granite

    Correct Answer: D

    Solution :

    Granite is used to build houses whereas diamond is used in Jewellery.

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