Rock Types and Properties Quiz Practice

What is the main type of volcanic rock found in Earth's crust?

• Granite

• Basalt

• Marble

• Limestone

Which characteristic makes granite particularly valuable as a building material?

• Its softness

• Its porosity

• Its hardness and impermeability

• Its ability to split into layers

How is marble formed?

• From cooling magma underground

• From sand deposits over time

• From heat and pressure acting on limestone

• From volcanic activity at Earth's surface

What makes slate useful for roofing tiles?

• Its foliated structure allows it to split easily

• Its resistance to acid rain

• Its crystalline composition

• Its porous nature

Which rock type is formed from the remains of dead organisms in bodies of water?

• Sandstone

• Granite

• Slate

• Limestone

What percentage of all volcanic rock is basalt?

• 75%

• 80%

• 85%

• More than 90%

Which rock is particularly vulnerable to acid rain damage?

• Slate

• Both marble and limestone

• Basalt

• Sandstone

What type of rock is granite?

• Metamorphic

• Sedimentary

• Igneous

• Foliated

Why does granite contain large crystals?

• Because it forms underwater

• Because of slow cooling underground

• Because of exposure to acid rain

• Because of its mineral composition

Which rock type is important for forming natural underground water reservoirs?

• Marble

• Granite

• Sandstone

• Slate