Geologic Time Scale

Which ERA is known as the "Age of Mammals"?

• Precambrian

• Cenozoic

• Mesozoic

• Paleozoic

Which ERA is known as the "Age of Fish"?

• Precambrian

• Cenozoic

• Mesozoic

• Paleozoic

Which ERA is known as the "Age of Reptiles"?

• Precambrian

• Cenozoic

• Mesozoic

• Paleozoic

Which ERA is known for having almost no life?

• Precambrian

• Cenozoic

• Mesozoic

• Paleozoic

Which ERA lasted for nearly 87% of Earth's history?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4

How many PERIODS make up the Paleozoic Era?

• SIX

• TEN

• EIGHT

• TWO

Tags

NGSS.MS-ESS1-4

How many PERIODS make up the Mesozoic Era?

• SIX

• TEN

• THREE

• TWO

Tags

NGSS.MS-ESS1-4

How many PERIODS make up the Cenozoic Era?

• SIX

• TEN

• THREE

• TWO

In which time period are we currently living?

• Precambrian Time

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

Dinosaurs, small mammals, and birds are found in this time period.

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-LS4-1