Paleozoic Era Quiz

Which of the following best describes the length of the Paleozoic Era?

• 50 million years

• 100 million years

• 290 million years

• 1 billion years

The Paleozoic Era is divided into how many periods?

• 4

• 5

• 6

• 7

Which period marks the beginning of the Paleozoic Era?

• Cambrian

• Ordovician

• Devonian

• Permian

Tags

NGSS.MS-ESS1-4

What was the primary cause of the mass extinction at the end of the Permian period?

• An asteroid impact

• Extreme volcanic activity

• Global cooling

• Large-scale flooding

Tags

NGSS.MS-LS4-1

The Cambrian Explosion refers to:

• A massive volcanic eruption

• A significant increase in the diversity of life

• The formation of supercontinents

• The mass extinction at the end of the Paleozoic Era

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

Which of the following organisms first appeared in the Ordovician period?

• Fish

• Insects

• Amphibians

• Dinosaurs

Tags

NGSS.MS-LS4-1

What type of organism dominated the early Paleozoic seas?

• Reptiles

• Mammals

• Fish

• Birds

The Devonian period is often called:

• The Age of Mammals

• The Age of Fish

• The Age of Reptiles

• The Age of Amphibians

What important evolutionary event occurred during the Silurian period?

• Plants colonized land

• First birds appeared

• Mammals evolved

• Dinosaurs became dominant

Tags

NGSS.MS-LS4-1

During the Carboniferous period, extensive forests of which type of plant formed?

• Conifers

• Ferns and horsetails

• Flowering plants

• Cacti