Middle and Recent Earth History Answers

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1
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The Cenozoic was a time of _______.

A
mountain building
B
continental breakup
C
global warming
D
slow, global extinctions
2
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Which of the following appeared during the Mesozoic Era?

A
Birds
B
Dinosaurs
C
Mammals
D
All of the above
3

Seed-bearing plants are also referred to as

A
Gymnosperms
B
Hypnosperms
C
Sporosperms
D
Amniosperms
4

Dinosaurs were definitely cold blooded.

A
T
B
F
5

Most mammals during the Mesozoic were

A
small and rodent-like
B
large and rodent-like
C
small and reptile-like
D
large and reptile-like
6

During the Mesozoic Era, Pangaea separated into ______.

A
North and South America
B
Laurasia and Gondwanaland
C
Gondwanaland and Gaia
D
Laurasia and Eurasia
7

Flowering plants are ______.

A
gymnosperms
B
laurasians
C
angiosperms
D
archaeopteryx
9

Dinosaurs were the dominant land animal of the Mesozoic Era.

A
T
B
F
10

The mass extinction at the end of the Mesozoic Era was caused by ______.

A
solar radiation
B
a meteor or asteroid colliding with Earth
C
an ice age
D
volcanic activity

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