Quiz on Inside Our Earth

The Deccan plateau is made up of:

• Clay

• Granite

• Limestone

• Basalt

The depth of the deepest mine in South Africa is about:

• 4 km

• 3 km

• 7 km

• 5 km

The innermost layer of the Earth is made of:

• Nickel and Iron

• Copper and Zinc

• Silica and Magnesium

• Silica and Alumina

What is the meaning of igneous?

• Air

• Water

• Fire

• Lime

The radius of the Earth is:

• 6000 km

• 6300 km

• 6400 km

• 6371 km

Igneous and sedimentary rocks can change into:

• Intrusive igneous rocks

• Extrusive igneous rocks

• Metamorphic rocks

• Volcanic rocks

Depth of the mantle layer of the Earth is:

• 2900 km

• 3000 km

• 3200 km

• 3100 km

In search for oil, engineers have dug a hole about:

• 3 km

• 4 km

• 5 km

• 6 km

Igneous rocks are made when:

• The molten magma cools

• The cool magma solidifies

• Solid magma becomes liquid

• The solid magma melts

Gold, Petroleum, and Coal are examples of what?

• Rocks

• Fossils

• Minerals

• Gems