Understanding Fossils

What are fossils?

• Preserved remains or traces of plants and animals from long ago

• Living organisms found in ancient sediments

• Minerals found in rocks

• Modern animals and plants

Which of the following is NOT a method of fossil preservation mentioned in the passage?

• Petrification

• Compression

• Mummification

• Moulds and casts

Why are ammonites considered excellent guide fossils?

• They are found in all types of rocks

• They help determine the relative age of rock layers

• They are the oldest fossils discovered

• They are found only in one location

What is the rarest form of fossilization?

• Petrification

• Compression

• Preservation of original skeletons and soft body parts

• Moulds and casts

Where are fossils typically found?

• Igneous rocks

• Sedimentary rocks

• Volcanic rocks

• Granite rocks