Multiple choice

Moho-discontinuity is found between the

  1. crust and mantle

  2. upper mantle and lower mantle

  3. mantle and core

  4. inner core and outer core

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A Correct answer
Explanation

The Mohorovicic discontinuity, commonly called the Moho, is the boundary layer that separates the Earth's crust from the underlying mantle. It is identified by a sharp increase in the velocity of seismic waves.