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Worksheets

Gen Bio

Total questions: 11

Worksheet time: 6mins

Name
Class
Date
1.

During the Mesozoic Era, _______ distinct periods unfolded.

a)

three

b)

two

c)

six

d)

five

2.

What period was the beginning of Mesozoic Era?

a)

Permian Period

b)

Jurassic Perion

c)

Triassic Period

d)

Cretaceous Period

3.

During the Cretaceous Period, large long-necked herbivores, like Brachiosaurus and Stegosaurus, roamed the land, and tiny mammals started to evolve.

a)

True

b)

FALSE, Triassic Period

c)

False, Jurassic Period

d)

False, Precambrian

4.

One of the most significant developments during the Cretaceous was the appearance and rapid diversification of the first flowering plants.

a)

TRUE

b)

FALSE

5.

When did the first dinosaurs, marine reptiles, lizards, and tortoises first appear?

a)

Mesozoic Era

b)

Triassic Period

c)

Cretaceous Period

d)

Jurassic Period

6.

The time when dinosaurs ruled the earth.

a)

Triassic Period

b)

Jurassic Period

c)

Cretaceous Period

d)

Mesozoic Era

7.

What period lasted from about 145 to 66million years ago?

a)

Cenozoic Period

b)

Jurassic Period

c)

Cretaceous Period

d)

Triassic Period

8.

What is widely believed the cause of mass extinction of the dinosaurs during the Mesozoic Era?

a)

Lack of Oxygen

b)

No foods

c)

All of the Above

d)

Asteriods

9.

What event is known as a global extinction event responsible for eliminating approximately 80 percent of all species of animals?

a)

Cretaceous-Paleogene (K-Pg) extinction

b)

Jurassic-Triassic (J-Ts) extinction

c)

Cretaceous-Jurassic (K-Js) extinction

d)

Jurassic-Paleogene (J-Pg) extinction

10.

What supercontinent broke apart during the mesozoic era, specially the Triassic Period?

a)

Gondwana

b)

Pangaea

c)

Pannotia

d)

Rodinia

11.

Bonus question:

What era was tackled awhile ago? (type in all uppercase letter)

(a)