Rocks – True or false

Limestone is formed underwater from plant and animal remains deposited on sea beds millions of years ago. Over time, these remains are compressed together to produce limestone.

Where does the formation of limestone primarily occur?

• On land

• Underwater

• In caves

• In the atmosphere

What are the primary components that contribute to the formation of limestone?

• Minerals and rocks

• Plant and animal remains

• Sand and clay

• Volcanic ash

How long ago were the plant and animal remains deposited to form limestone?

• Thousands of years ago

• Hundreds of years ago

• Millions of years ago

• Billions of years ago

What process transforms the deposited remains into limestone?

• Compression

• Erosion

• Evaporation

• Melting

What is the final product of the compression of plant and animal remains over time?

• Marble

• Granite

• Limestone

• Sandstone