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7th Class (CBSE) Social Science: Inside Our Earth - Quiz

7th Class (CBSE) Social Science: Inside Our Earth – Quiz

7th Class (CBSE) Social Science: Inside Our Earth – Quiz

17 Multiple Choice Questions related to 7th Class (CBSE) Social Science: State Government:

  • The Earth is made of three layers – the crust, the mantle and the core.
  • The crust (5-70 km thick) is the outermost and thinnest layer. The mantle (2900 km thick) is made of the upper mantle and semi-solid inner mantle.
  • The crust and the outer part of the upper mantle form lithosphere.

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