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Discussion :: World Geography

  1. The heavier silicates named as 'Sima' or silica + magnesium are most abundant in the

  2. A.

     crust

    B.

     core

    C.

     mantle

    D.

     ocean floors

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    Answer : Option D

    Explanation :

    The heavier silicates named 'Sima' or silica + magnesium are most aboundant in the ocean floor.


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