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8th Class Science Sample Paper Science Olympiad Model Test Paper-13

  • question_answer
    What do you mean by pleochroism?

    A) The phenomenon of displaying more than one colors by metals is called pleochroism

    B) The phenomenon of displaying one color by metals is called pleochroism

    C) The phenomenon of displaying seven colorsby metals is called pleochrois

    D) All of these

    E) None of these

    Correct Answer: A

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