Earth History

Front

Which is the most recent era of time- the one that we are currently in? Options: Mesozoic, Paleozoic, Cenozoic, Precambrian

Back

Cenozoic

Front

Which era is known as the "age of reptiles"? Options: Paleozoic Era, Cenozoic Era, Mesozoic Era, Precambrian Era

Back

Mesozoic Era

Front

The Era when humans first appeared was...
Options: Cenozoic, Mesozoic, Paleozoic, Precambrian

Back

Cenozoic

Front

Which time span lasted the longest? Options: Precambrian, Paleozoic, Mesozoic, Cenozoic

Back

Precambrian

Front

Which era is known as the "age of mammals"? Options: Cenozoic Era, Precambrian Era, Paleozoic Era, Mesozoic Era

Back

Cenozoic Era

Front

The single land mass that existed about 245 million years ago is named what?

Back

Pangea

Front

When did the Precambrian era begin? Options: 66 mya, 4.6 bya, 540 mya, 245 mya

Back

4.6 bya

Front

During which era did the earliest dinosaurs appear? Options: Cenozoic, Paleozoic, Mesozoic, Precambrian

Back

Mesozoic

Front

Pangaea broke up during the

Back

Mesozoic

Front

During which era did the ice ages occur? Options: Precambrian, Paleozoic, Mesozoic, Cenozoic

Back

Cenozoic