Inside the Earth

The layers of the Earth between inner core and crust is

• Mantle

• Core

• Outer core

• Mantle and outer core

In which country the deepest mines in the world is located?

• South Africa

• India

• Brazil

• Japan

The rock which is made up of molten magma is

• Igneous

• Sedimentary

• Metamorphic

Gold, petroleum and coal are examples of

• Rocks

• Minerals

• Fossils

Rocks which contain fossils are

• Sedimentary Rocks

• Metamorphic Rocks

• Igneous Rocks

The thinnest layer of the Earth is

• Crust

• Mantle

• Core

The oceanic crust mainly consists of

• Silica and Aluminium

• Silica and Magnesium

• Silica and Ferrous

• None of these

Igneous and Sedimentary rocks can change into (a)   rocks.

In rock cycle is it possible that igneous rocks can change into

• magma

• sediments

• metamorphic rocks

• all of the above

When molten magma cools down inside the earth's crust , the rocks formed in this way are known as

• intrusive igneous rocks

• extrusive igneous rocks

• sedimentary rocks

• all of the above