Geologic Time Scale Quiz

What is the oldest era in the geologic time scale?

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

• Precambrian Time

Tags

NGSS.MS-ESS1-4

Which era is known as the "age of reptiles"?

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

• Precambrian Time

Tags

NGSS.MS-LS4-1

During which era did mammals become the dominant land animals?

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

• Precambrian Time

Tags

NGSS.MS-LS4-1

What is the significance of the fossil record?

• It provides evidence of past geological events.

• It shows the history of life on Earth.

• It is used to predict future geological changes.

• It is a record of human history.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which era is characterized by the development of fish, amphibians, and the first life on land?

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

• Precambrian Time

Tags

NGSS.MS-LS4-1

What is radiometric dating used for in geology?

• Determining the color of rocks

• Measuring the hardness of minerals

• Estimating the age of rocks and fossils

• Predicting volcanic eruptions

Which era ended with the largest mass extinction in Earth's history, leading to the demise of about 90% of all species?

• Paleozoic Era

• Mesozoic Era

• Cenozoic Era

• Precambrian Time

Tags

NGSS.MS-LS4-1

The Cenozoic Era is subdivided into two periods, the Paleogene and the Neogene. Which event marks the beginning of the Cenozoic Era?

• The appearance of the first birds

• The extinction of the dinosaurs

• The formation of the Rocky Mountains

• The first appearance of flowering plants

Tags

NGSS.MS-ESS1-4

What does the Precambrian time encompass?

• The first appearance of complex life

• The majority of Earth's history, before the appearance of complex life

• The development of mammals

• The era of the dinosaurs

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4

Which method of radiometric dating is most commonly used to date ancient rocks?

• Carbon-14 dating

• Uranium-lead dating

• Potassium-argon dating

• Rubidium-strontium dating