Section 1 Test

1: The term 'dinosaur' was coined in 1842 by:

John Ostrom

U.S. President John Tyler

Charles Darwin

Sir Richard Owen

2: The Mesozoic Era is comprised of what three geologic periods?

Permian, Triassic, Cretaceous

Triassic, Jurassic, Cretaceous

Cambrian, Silurian, Devonian

Jurassic, Cambrian, Permian

3: The Cretaceous Period started and ended how many years ago?

Started 150 Ma (million years ago), ended 100 Ma

Started 145.5 Ma, ended 65.5 Ma

Started 125.2 Ma, ended 85 Ma

Started 145.5 Ma, ended 51 Ma

4: During the Triassic, almost all of earth’s landmass was concentrated in one giant supercontinent called

Rodinia

Gondwana

Pangaea

Kenorland

5: The K-T boundary, which separates the Cretaceous from later rocks, is marked by a thin layer of rock that is rich in the radioactive element iridium.

True

False

6: The impact crater that is possibly responsible for the extinction of the dinosaurs is located where?

Meteor Crater, Arizona

Manson Crater, Iowa

Chicxulub Crater, Mexico

Shoemaker Crater, Australia

7: A species of this type of dinosaur probably survived the meteorite impact of 65.5 Ma, and lived on for several hundred thousand years.

Hadrosaur

Tyrannosaur

Triceratops

Velociraptor

8: The rising and falling of sea levels, resulting in the movement of deposition zones for sandstone, shale, and limestone, is known as:

Shifting deposition

Transgression and regression

Advancement and retreat

Zonal changes

9: A ____________ is a group consisting of a species (extinct or extant) and all its descendants.

10: An exposure of rock deposits at the earth's surface is called an outcrop.

True

False

11: The earth's system responsible for moving the continents on the earth's surface is

The Continental System

The Shield System

The Convection System

The Tectonic System

12: Geologic periods are divided into Ages. In chronostratigraphy, a Stage is a succession of rock strata laid down in a single Age on the geologic timescale.

True

False

13: The Jurassic Period started and ended how many years ago?

Started 251 Ma, ended 65.5 Ma

Started 228 Ma, ended 161.2 Ma

Started 199.6 Ma, ended 145.5 Ma

Started 175 Ma, ended 125 Ma

14: The climate during the Mesozoic Era was colder than it is today.

True

False

15: A species is said to be ________if there is not enough scientific data to support it being a species.

16: The ______________ group of dinosaurs is characterized by having a 'lizard' type hip.

17: The other group of dinosaurs, characterized by having a 'bird' type hip, are called the _______.

18: The Triassic Period started 251.0 million years ago, and ended 199.6 million years ago.

True

False

19: During the Jurassic Period, the one giant supercontinent broke into two supercontinents, named Laurasia and _______.

20: When Pangaea broke apart, it formed a sea called:

Baltic

Tethys

Atlantica

Nautica