2. Sample Papers
  3. 4th Class
  4. Science

4th Class Science Sample Paper Science Olympiad Model Test Paper-9

  • question_answer
    Obsidian is a:

    A) Igneous rock                  

    B) Sedimentary rock

    C) Metamorphic rock          

    D) All of these

    E)  None of these

    Correct Answer: A

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