Exam 22: Mesozoic Earth and Life History

The ____ orogeny consisted of a series of individual mountain-building events that occurred in different regions at different times.

____ plants came to dominance in the Cretaceous.

What was the effect of the global rise in sea level during the Cretaceous?

More species went extinct at the end of the Permian than at the end of the Mesozoic.

Many of the large dinosaurs such as Tyrannosaurus are known as the ____________________ dinosaurs.

The Mesozoic Era is known as the age of ____.

The pterosaur adapted to flight with ____.

What is the difference between a reptile's lower jaw and a mammal's lower jaw?

Cycads evolved during the Triassic.

Low-grade copper deposits associated with large subduction related intrusions are called ____________________ deposits.

Graywacke, volcanic breccia, siltstone, black shale, chert, pillow basalt, and blue schists make up the ____.

Which characteristic sets dinosaurs apart from reptiles?

Mountain building in western North America did not begin until the Late Cretaceous Period.

The Atlantic Ocean began to form in the ____________________ Period.

The common ancestor of modern marsupials and placental mammals were the ____________________.

Major copper deposits are associated with oolitic limonite and hematite in Jurassic rocks of Western Europe.

What were the two groups of marine reptiles?

Where are most of the world's diamond resources found?

The Cretaceous extinction event was uniformly disastrous to all marine and nonmarine organisms.

Geologic evidence indicates that more than 25% of the entire Pacific Coast of North America consists of ____.