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5th Class Science Rocks and Soil / चट्टानें और मिट्टी Question Bank Soil, Rocks and Minerals

  • question_answer
    Which of the following is a fine-grained and glossy igneous rock?

    A)  Granite                               

    B)                         Limestone                         

    C)                         Obsidian                            

    D)                         Pumice

    Correct Answer: C

    Solution :

    Obsidian is formed by the quick cooling of lava and so is fine grained and glossy


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