Fossil Record Quiz

What are fossils?

• Imprints of organisms that lived in the past

• Fossils are not real

• Remains of modern organisms

• Artificial imprints of organisms

How do geologists determine the ages of rocks?

• By looking at the size of the rocks

• By comparing their color

• By measuring the amounts of radioactive isotopes

• By counting the layers of rock

What is the purpose of the geological time scale?

• To measure the age of the Earth

• To represent evolutionary time

• To determine the age of fossils

• To classify different types of rocks

What is the era after Precambrian Time?

• Paleozoic

• Proterozoic

• Mesozoic

• Cenozoic

During which era did dinosaurs roam the Earth?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

What is the age of the Earth according to the geological time scale?

• 4.6 billion years

• 570 million years

• 252.2 million years

• 10,000 years

How are petrified fossils formed?

• By volcanic ash

• By ice

• By being preserved by clay

• By being buried in sediment and changing to rock over time

What is the role of a paleontologist?

• To study the Earth's atmosphere

• To study living organisms

• To study fossils

• To study rocks

What is the first era after Precambrian Time?

• Paleozoic

• Mesozoic

• Proterozoic

• Cenozoic

What is the age of the Earth according to the geological time scale?

• 252.2 million years

• 4.6 billion years

• 570 million years

• 10,000 years