Quiz about Mesozoic Era

Question 1

Which Periods make up the Mesozoic Era?

Accepted Answer

Cretaceous

Accepted Answer

Triassic

Accepted Answer

Jurassic

Answer

Cambrian

Answer

Tertiary

Question 2

Which of the following animals did NOT live during the Mesozoic era?

Accepted Answer

Monkeys

Answer

Birds

Answer

Dinosaurs

Answer

Fish

Answer

Reptiles

Question 3

What are the two main groups of dinosaurs?

Accepted Answer

Ornithischian "bird-hipped"

Accepted Answer

Saurischian "lizard-hipped"

Answer

Mammischian "mammal-hipped"

Answer

Aquaschian "fish-hipped"

Question 4

What type of dinosaur is shown?

Accepted Answer

Pachycephalosaur

Answer

Ceratopsian

Answer

Prosauropod

Answer

Theropod

Question 5

How long ago did the Mesozoic Era begin?

Accepted Answer

245 mya

Answer

544 mya

Answer

65 mya

Answer

1.8 mya

Question 6

What is the name of the supercontinent that existed during the late Paleozoic and early Mesozoic eras?

Accepted Answer

Pangaea

Answer

Gondwana

Answer

Laurasia

Answer

Rodinia

Question 7

The Mesozoic Era is also known as the...

Accepted Answer

Age of Reptiles

Answer

Age of Mammals

Answer

Age of Fishes

Answer

Age of Invertebrates

Question 8

The skeleton pictured above is...

Accepted Answer

Saurischian "lizard-hipped"

Answer

Ornithischian "bird-hipped"

Question 9

Which of the following did NOT first appear during the Mesozoic era?

Accepted Answer

Reptiles

Answer

Flowering plants

Answer

Birds

Answer

Mammals

Question 10

What is the name of the supercontinent that breaks apart during the Jurassic period?

Accepted Answer

Pangea

Answer

Rhodonia

Answer

Laurasia

Answer

Pannotia

Question 11

Most early mammals are small because...

Accepted Answer

To better avoid dinosaurs, their predators.

Answer

They are early in their evolutionary history.

Answer

The Earth was too hot for large mammals in the Mesozoic era.

Question 12

What do birds and theropods have in common?

Accepted Answer

Standing on two legs

Accepted Answer

Hollow bones

Accepted Answer

Feathers

Accepted Answer

Three-toed feet

Answer

Wings

Question 13

Why do early flowering plants have large centers compared to most modern flowers?

Accepted Answer

There were not as many pollinators in the Mesozoic era.

Accepted Answer

They needed more pollen than modern flowers.

Answer

Petals are hard to grow.

Answer

Because there were more plants then compared to today.

Question 14

What type of dinosaur is shown?

Accepted Answer

Spinosaurus

Answer

Pteradactyl

Answer

Tyrannosaurus

Answer

Sauropod

Question 15

Why do scientists believe a meteor impact caused the KT mass extinction event?

Accepted Answer

A layer of iridium which has dinosaur fossils below it

Answer

A crater on the surface of the Earth

Answer

Damage seen on dinosaur fossils

Answer

Based on information from previous extinction events, it is the mostly likely cause

Question 16

Why do supercontinents break apart?

Accepted Answer

Heat trapped under the surface of the continent causes the surface to raise and split apart.

Answer

They push against each other and break

Answer

Heat escapes easily from the continental surface.

Answer

Oceans flood parts of the continents leading to new seas.

Question 17

The dinosaurs and reptiles were dominant in which Era?

Accepted Answer

Mesozoic

Answer

Precambrian

Answer

Paleozoic

Answer

Cenozoic

Question 18

During which era did the earliest dinosaurs appear?

Accepted Answer

Mesozoic

Answer

Cenozoic

Answer

Paleozoic

Answer

Precambrian

Question 19

Which animal would have lived during the Mesozoic Era?

Accepted Answer

tyrannosaurus rex

Answer

humans

Answer

wooly mammoth

Answer

saber tooth tiger

Question 20

How old do Paleontologists believe the Earth is?

Accepted Answer

4.6 billion years old

Answer

2020 years old

Answer

3.6 billion years old

Answer

4.6 million years old

Question 21

What type of event usually marks the end of an Era

Accepted Answer

A Mass Extinction

Answer

A Quinceanera

Answer

An earthquake

Answer

A Volcanic Eruption

Question 22

What major event marks the end of the Mesozoic Era?

Accepted Answer

B) The extinction of the dinosaurs

Answer

A) The formation of the supercontinent Pangaea

Answer

C) The first appearance of mammals

Answer

D) The rise of flowering plants

Question 23

Which of the following periods is part of the Mesozoic Era?

Accepted Answer

B) Jurassic

Answer

A) Cambrian

Answer

C) Silurian

Answer

D) Devonian

Question 24

What was a significant climatic feature of the Mesozoic Era?

Accepted Answer

B) Predominantly warm and dry climate

Answer

A) Extensive glaciations

Answer

C) Frequent ice ages

Answer

D) Constant volcanic winters

Question 25

Which of the following geological events occurred during the Mesozoic Era?

Accepted Answer

A) The breakup of Pangaea

Answer

B) The formation of the Himalayas

Answer

C) The last ice age

Answer

D) The formation of the Grand Canyon

Mesozoic Era

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