Paleozoic & Mesozoic Eras

Front

What is the most recent era of geological time?

Back

Cenozoic Era

Front

What event usually marks the end of an Era?

Back

A Mass Extinction

Front

When did the first humans appear?

Back

Cenozoic Era

Front

Which era did trilobites, fishes, and other marine organisms dominate?

Back

Paleozoic Era

Front

What time period do we currently live in?

Back

Cenozoic Era

Front

What are the three main eras of the Phanerozoic Eon?

Back

Paleozoic, Mesozoic, Cenozoic

Front

What significant event occurred at the end of the Mesozoic Era?

Back

The mass extinction that wiped out the dinosaurs.

Front

What type of organisms were dominant during the Mesozoic Era?

Back

Dinosaurs and early mammals.

Front

What is the significance of the Paleozoic Era in terms of biodiversity?

Back

It saw the emergence of many marine life forms and the first land plants.

Front

What major geological event occurred during the Paleozoic Era?

Back

The formation of Pangaea.