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  1. Which one of the following pairs is not correctly matched?

    2. A.

     Haematite : Copper
    B.

     Bauxite : Aluminium
    C.

     Monazite : Thorium
    D.

     Pitchblende : Uranium

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    Answer : Option A

    Explanation :

    Haematite : Copper is not correctly matched.

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