Possible questions for the geo 102 exam

Well it's what I think the questions are

What is an extinction?

The total disappearance of a species or higher taxon from the rock record

What is a mass extinction?

The worldwide and geologically fast decline of a species and organisms across different clades

Which of the following is NOT a cause of extinction?

Species evolving

What happens after mass extinctions?

Adaptive Radiation

What is the end Ordovician Extinction?

The second largest mass extinction in earth’s history

What caused the end Ordovician Extinction?

Global cooling and regression

What majority of species were killed in the late Devonian Extinction?

Marine

Major anomalies in carbon and oxygen isotopes = ?

Changes in oceanic circulation

What caused the Late Devonian Extinction?

The expansion of plants over land

What is the Permo-Triassic Extinction?

The largest extinction in earth’s history

Which is NOT a possible cause of the Permo-Triassic Extinction?

Global cooling

What species were NOT affected the most in the End Triassic Extinction?

Turtles

Abundance of black shales and geochemical anomalies = ?

Chances in oceanic circulation

What is a PRESUMED cause of the end Jurassic Extinction?

Global warming from volcanism

What happened to the diversity in the Cretaceous and Jurassic?

It increased