Quiz on Inside Our Earth

The innermost layer of the earth is

• Mantle

• Core

• Sima

• Crust

Red fort is made up of

• Red sandstone

• Black sandstone

• Black marble

• Red marble

Which layer has a radius of about 3500 km?

• Mantle

• Outer core

• Crust

• Sial

The remains of the dead plants and animals trapped in the layers of rocks are called

• Conventional

• Fossils

• Rocks

• Minerals

Sandstone is made from

• Grains of plants

• Grains of water

• Grains of soil

• Grains of sand

When magma from deep below forces its way up to earth's surface, it is called

• Sand

• Volcano

• Marble

• Sediments

Which type of rocks is called primary rocks?

• Sedimentary

• Fossils

• Igneous

• Metamorphic

There are three major types of rocks except

• Igneous rocks

• Metamorphic rocks

• Sedimentary rocks

• Mantle rocks

Silica and magnesium are the constituents of

• Rock

• Inner Core

• Outer Core

• Mantle

What happens when igneous and sedimentary rocks go under heat and pressure?

• They change into metamorphic rocks

• They change into fossils

• They change into minerals

• They change into graphite