Exam 22: Mesozoic Earth and Life History

As the Gulf of Mexico began to form,the shallow restricted basin was conducive for red bed formation.

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

Because of the nature of the world-wide climatic conditions in the Mesozoic,organisms ____.

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

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

The Atlantic Ocean began to form in the ____________________ Period.

How did the breakup of Pangaea influence geologic and biologic events during the Mesozoic?

What is the name of the type of gold deposit found at Sutter's Mill,Coloma,California in 1848,and how are they formed? How did prospectors extract the gold from the deposit?

Evaporite deposition ended and normal marine sedimentation began in the Gulf region by the ____________________ Period.

The Early Cretaceous sedimentation in the Gulf Coastal region was related to a (transgressive/regressive)____________________ seaway.

What are the major classes of Mesozoic mollusks?

Continental growth is

The Sonoma orogeny occurred at the ____________________-____________________ boundary.

A carnivorous dinosaur that used its heavily armored tail to kill for food was the ____________________.

The marine fauna that repopulated the oceans after the Permian extinction was more diverse than the Paleozoic marine fauna.

Mesozoic birds are similar to Cenozoic birds in that both have teeth.

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

The first Mesozoic mammals were very distinctive from their ancestral reptiles.

Diamonds

The major reef builder of the Mesozoic was the ____________________.