Inside our earth

What type of rocks are formed when the magma cools down deep inside the earth's crust?

• Magma rocks

• Intrusive igneous rocks

• Sedimentary rocks

• Mantle rocks

What type of minerals are found in the continental masses?

• Nickel and iron

• Silica and iron

• Silica and alumina

Which type of rock is called a primary rock?

• Metamorphic rocks

• Fossils

• Igneous rocks

The innermost layer of the earth is

• Mantle

• Crust

• Core

Red fort is made up of

• Red sand stone

• Black sand stone

• Red marble

• Laterite stone