Fossils and Geologic Time - Dawkins

Front

Earth's long history is divided into units of time. Which of the following is the largest? (Options: Era, Period, Epoch, None of the above)

Back

Era

Front

Which of the following is NOT an example of an era? Paleozoic, Cenozoic, Holocene, Mesozoic

Back

Holocene

Front

Precambrian refers to ---

Back

the earliest span of time in Earth's history

Front

Epochs are smaller than eras.

Back

True

Front

Scientists believe that humans first appeared in the --- era.

Back

Cenozoic

Front

Dinosaurs inhabited the --- era.

Back

Mesozoic

Front

The geologic time scale is ---

Back

the known history of the Earth and its rocks and fossils.

Front

Paleontologists and geologists believe the Earth is ---

Back

4.6 billion years old

Front

Geologic time has ended.

Back

False

Front

Scientists believe that the largest extinction event took place in the --- era.

Back

Paleozoic