Geologic Time & Fossil Quiz

Using the Geologic Time Scale, we are in the _____ epoch.

• Miocene

• Pliocene

• Eocene

• Holocene

Using the Geologic Time Scale, how many millions of years ago did the Mesozoic Era begin?

• 65.5

• 1.8

• 252

• 542

The Geologic Time Scale is divided into units according to _____.

• Rocks

• Fossils (Creatures)

• Time

• Land

Humans appeared in the _____ Era.

• Cenozoic

• Paleozoic

• Mesozoic

• Devonian

_____ is the longest unit of time.

• Eon

• Epoch

• Period

• Era

_____ is the shortest period of time.

• Eon

• Epoch

• Period

• Era

_____ is the Age of the Reptiles.

• Paleozoic

• Mesozoic

• Cenozoic

• Archean

_____ is the Age of Mammals.

• Paleozoic

• Mesozoic

• Cenozoic

• Archean

Fossils usually form in _____ rocks.

• Igneous

• Sedimentary

• Metamorphic

Which of the following is an example of a trace fossil?

• Dinosaur bone

• Shark tooth

• Insect in amber

• Dinosaur footprint