Fossils and Extinction Quiz

Only a few organisms become extinct each year.

• True

• False

Fossils can help scientists know how animals move.

• True

• False

Today, all that is left of dinosaurs are their fossils.

• True

• False

Scientists believe that dinosaurs became extinct after a huge hail storm.

• True

• False

Dinosaurs once lived in what is now the United States.

• True

• False

Fossils can be used to find out how Earth has changed over time.

• True

• False

All endangered organisms will become extinct.

• True

• False

At which layer would the oldest fossil be found?

• first layer

• second layer

• third layer

• fourth layer

In which category is the woolly mammoth found?

• thriving

• threatened

• endangered

• extinct

The remains of something that lived long ago is _____

• a drought

• a population

• a fossil

• a flood