6th Class Science Sample Paper Science Olympiad Model Test Paper-7

  • question_answer
    A heap of metal scrap in a factory contains objects made of copper, aluminium, zinc, nickel, cobalt, brass, graphite and lead. Which of these can be separated by using magnet?

    A) Copper and aluminium

    B) Lead and aluminium

    C) Zinc and cobalt

    D) Cobalt and nickel

    E) None of these

    Correct Answer: D


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