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SSC MTS 2025 · PYQ · Geography · medium

In the context of crust, the main mineral constituents of the continental mass are ______.

  1. A.nickel and ferrous
  2. B.silica and alumina✓ Correct
  3. C.nickel and bauxite
  4. D.silica and magnesium

Explanation

The continental crust, often called 'sial', is mainly composed of silica and alumina, which are lighter and less dense than the oceanic crust.
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