CTET PAPER II 2018 · PYQ · Geography / Earth's Interior · easy
Identify the various layers of the earth in order from interior to the outermost layer:
Answer
The correct answer is D: Inner core, outer core, mantle, crust. The Earth's layers from the deepest interior to the outermost are: (1) Inner core (solid iron-nickel at the center), (2) Outer core (liquid iron-nickel), (3) Mantle (semi-solid silicate rock), and (4) Crust (the thin outermost solid layer where we live). So the correct order…
A.Crust, mantle, outer core, inner core
B.Mantle, crust, outer core, inner core
C.Inner core, outer core, crust, mantle
D.Inner core, outer core, mantle, crust✓ Correct
Explanation
The Earth's layers from the deepest interior to the outermost are: (1) Inner core (solid iron-nickel at the center), (2) Outer core (liquid iron-nickel), (3) Mantle (semi-solid silicate rock), and (4) Crust (the thin outermost solid layer where we live). So the correct order from interior to outermost is: Inner core, outer core, mantle, crust.
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