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WorksheetsTimeline of Earth's History
Total questions: 13
Worksheet time: 8mins
Name
Class
Date
1.
Which organism appeared first?
a)
Development of Fish
b)
Appearance of Humans
c)
First single-celled organisms (Cyanobacteria)
d)
Appearance of Jellyfish and Corals
2.
During which era/eon did the dinosaurs live and die?
a)
Paleozoic
b)
Pre-Cambrian
c)
Mesozoic
d)
Cenozoic
3.
During which era/eon did life on land first evolve?
a)
Paleozoic
b)
Pre-Cambrian
c)
Mesozoic
d)
Cenozoic
4.
During which era/eon do humans live in?
a)
Cenozoic
b)
Pre-Cambrian
c)
Paleozoic
d)
Mesozoic
5.
During which era did the mammoth live?
a)
Precambrian
b)
Paleozoic
c)
Mesozoic
d)
Cenozoic
6.
What does the term paleozoic mean?
a)
old life (ancient life)
b)
rock strata
c)
Ancient rock
d)
Fossils
7.
How old do Paleontologists believe the Earth is?
a)
2015 years old
b)
3.6 billion years old
c)
4.6 billion years old
d)
4.6 million years old
8.
Where did most of the life live during the paleozoic era?
a)
Land
b)
Water
c)
Air
d)
None. There was no life in the paleozoic era.
9.
The time scale of Earth History is called the:
a)
Earth Time Scale
b)
Geologic Time Scale
c)
Earth History Time Scale
d)
Radiometric Time Scale
10.
The disappearance of a species.
a)
Evolution
b)
Extinction
c)
Migration
d)
Mutation
11.
Known as the age of the mammals?
a)
Mesozoic Era
b)
Holocene Epoch
c)
Cenozoic Era
d)
Cambrian
12.
Paleozoic, Mesozoic & Cenozoic are all
a)
Epochs
b)
Eras
c)
Periods
d)
Eons
13.
Which example timeline best represents Earth's history?
a)
Timeline A
b)
Timeline B
c)
Timeline C
d)
Timeline D
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