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2nd Class General Knowledge Science and Technology Question Bank Science and Technology

  • question_answer
    Sometimes hot molten rocks from inside the earth are forced out through openings in the earth?s surface such as the craters in volcanoes. What is the molten rock inside the earth called?

    A)  Magma                      

    B)  Sludge

    C)       Coal tar         

    D)       None of these 

    Correct Answer: A

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