Paleozoic Era Quiz

What percentage of Earth's history is represented by the Paleozoic Era?

What is the age of the Earth in billion years?

What is the term used to describe the relatively stable and immobile part of a continent?

What is the term used to describe the exposed portion of the crystalline basement rocks of a continent?

What is the term used to describe a shallow inland sea that transgressed and regressed over the craton?

What are the three major geological eras in Earth's history?

What is the term used to describe the part of a continent where flat or gently-dipping sedimentary rocks were deposited?

Define cratons.

What is the term used to describe elongated areas of mountain-building activity?

What is the term used to describe a shallow inland sea that transgressed and regressed over the craton?