Precambrian and Paleozoic Era Review

Front

What period is known for the dominance of huge land plants that eventually became coal and oil?

Back

Carboniferous

Front

During which period did insects evolve?

Back

Middle Paleozoic

Front

In which period did the first fishes appear?

Back

Devonian

Front

During which era did vertebrates evolve?

Back

Paleozoic Era

Front

What is the era known as the 'age of ancient life'?

Back

Paleozoic

Front

What major geological event occurred during the Carboniferous period?

Back

Formation of extensive coal deposits from plant material.

Front

What significant evolutionary development occurred in the Devonian period?

Back

The appearance of the first fishes.

Front

Which era is characterized by the development of early land plants and the first amphibians?

Back

Paleozoic Era

Front

What is the significance of the Cambrian period in Earth's history?

Back

It marks the 'Cambrian Explosion' when most major animal phyla appeared.

Front

What type of organisms were dominant during the Precambrian time?

Back

Simple, single-celled organisms.