Question

The upper portion of mantle is called---------------------------------- (a) Asthenosphere (b) Crust (c) Lithosphere (d) Focus.

Answer 1

Answer:

option C

Explanation:

lithosphere

Two parts of the upper mantle are often recognized as distinct regions in Earth's interior: the lithosphere and the asthenosphere. The lithosphere is the solid, outer part of the Earth, extending to a depth of about 100 kilometers (62 miles).

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Answer 2

Answer:

The upper portion of mantle is called Lithosphere

Explanation:

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