Section #: 24.2
Mesozoic Life
Practice Test
1.
What is a sauropod dinosaur?
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a.
a herbivorous dinosaur
b.
a quadrupedal dinosaur
d.
all of the above
Hint
2.
What did all ornithischian dinosaurs have in common?
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a.
All were herbivores.
b.
They were bipedal.
c.
They were large.
d.
They were carnivores.
Hint
3.
What theory may explain the mass extinction event at the end of the Mesozic Era?
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a.
the theory of evolution
b.
the Big Bang theory
c.
the theory of plate tectonics
d.
the meteorite impact theory
Hint
4.
What is a pterosaur?
SC.D.1.4.4
a.
a flying reptile that had light, hollow bones like modern birds
b.
a mammal that lived in the Mesozoic grasslands
c.
a swimming reptile that resembles a modern dolphin
d.
a modern-day turtle that evolved in the Mesozic Era
Hint
5.
What characteristic of dinosaurs distinguishes them from other reptiles?
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a.
the large range of sizes of dinosaurs
b.
the upright posture of dinosaurs
c.
Dinosaurs were herbivores and carnivores.
d.
Most reptiles lived in the oceans during the Mesozoic.
6.
How do scientists distinguish between mammals and reptile fossils?
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a.
the presence or absence of a wishbone
b.
by the shape of the teeth, number of ear bones, and the number of lower jawbones
c.
the ear bone structure only
d.
by their hip-bones and the shape of their teeth
Hint
7.
What is the Mesozoic commonly referred to?
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a.
the Permo-Triassic Extinction age
b.
the Age of the First Mammals
c.
the Age of Humans
d.
the Age of Reptiles
Hint
