Question

1)The uppermost layer of the earth a)Moraine 2)Metamorphic Rocks b)Sanddune 3)Work of river c)Marble 4)Work of wind d)Floodplain 5)Eroded form of the glacier e)Sial​

Answer 1

Answer: Metamorphic Rocks, Sand dune , Moraine and Sial

Explanation: if we mix Metamorphic Rocks, Sand dune , Moraine and Sial

if we mix it , then it will form the crust