WorksheetsEras of Earth's History
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
At the end of Precambrian time, multi-celled organisms started to grow
a)
True
b)
False
2.
A vertebrate...
a)
has a backbone
b)
does NOT have a backbone
3.
During Silurian period, plants and insects become abundant
a)
False
b)
True
4.
What is an amphibian?
a)
an animal that has no backbone
b)
an animal that feeds its young milk
c)
an animal that lives part of its life on land and part of its life in water
d)
a ball of ice and dust
5.
Reptiles...
a)
are vertebrates
b)
are invertebrates
6.
When did Pangaea exist?
a)
4.6 billion years ago
b)
299-250 million years ago
c)
20 million years ago
d)
400-350 million years ago
7.
What is a mass extinction?
a)
when there was no water
b)
when many species evolve
c)
when the Earth was formed
d)
when many types of species die out
8.
The Mesozoic Era was known as...
a)
the age of reptiles
b)
the age of mammals
c)
the age of plants
d)
the age of birds
9.
The Triassic Period saw the rise of ...
a)
plants
b)
mammals
10.
What period are WE living in right now?
a)
Jurassic Period
b)
Mesozoic Era
c)
Cambrian Period
d)
Quaternary Period
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