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WorksheetsGeologic Time
Total questions: 25
Worksheet time: 13mins
Name
Class
Date
1.
In which time period are we currently living?
a)
Precambrian
b)
Paleozoic Era
c)
Mesozoic Era
d)
Cenozoic Era
2.
Jellyfish are one of the oldest species on Earth. In what time period did they first appear?
a)
Precambrian Time
b)
Paleozoic Era
c)
Mesozoic Era
d)
Cenozoic Era
3.
In what time period did Pangaea, the super continent, appear?
a)
Precambrian Time
b)
Paleozoic Era
c)
Mesozoic Era
d)
Cenozoic Era
4.
Dinosaurs, small mammals, and birds are found in this time period.
a)
Precambrian Time
b)
Paleozoic Era
c)
Mesozoic Era
d)
Cenozoic Era
5.
Which time period is the longest?
a)
Precambrian Time
b)
Paleozoic Era
c)
Mesozoic Era
d)
Cenozoic Era
6.
What does relative age tell about rock layers or fossils?
a)
The age of one rock layer or fossil compared to another.
b)
The exact age of the fossil detrmined by radiometric dating.
c)
The location of the fossil.
d)
How the animal died.
7.
What does absolute age tell about a rock layer or fossil?
a)
The age of one rock layer or fossil compared to another.
b)
The exact age of a fossil determined by radiometric dating.
c)
The location of the fossil.
d)
How the animal died.
8.
Which of the following are characteristics of index fossils?
a)
Easily recognizable, abundant, wide geographic distribution, live a short time.
b)
Hard to recognize, rare, found in one area, live a long time.
c)
Easily recognized, abundant, found in one area, live a short time.
d)
Hard to recognize, abundant, wide geographic distribution, live a long time.
9.
Which rock layer is the newest?
a)
A
b)
B
c)
C
d)
D
10.
What evidence do scientists use to determine the age of the Earth?
a)
Absolute and relative dating of rocks and fossils.
b)
The depth of the oceans
c)
Depth of sediment
d)
Only the half life of radioactive elements.
11.
Approximately how old is the Earth?
a)
4.6 billion years
b)
2.5 billion years
c)
500 years
d)
25, 000, 000 years
12.
Saying you are older than your sister is an example of
a)
relative age
b)
absolute age
c)
bragging
d)
sibling rivalry
13.
If the same index fossils are found in different rock strata miles apart, what is probably true about the rock layers?
a)
They are the same age.
b)
The one found first is older.
c)
They are not the same age.
d)
The one found first is younger.
14.
Preserved remains of plants and animals from the remote past are called?
a)
fossils
b)
corpses
c)
geologic markers
d)
bounty
15.
The end of life for a group of organisms, usually a species, is called?
a)
Mass extinction
b)
localized extinction
c)
a freak accident
d)
a purge
16.
Who first proposed the theory of continental drift?
a)
Alfred Wegener
b)
Harry Hess
c)
Bill Nye
d)
Thomas Edison
17.
What was the name of the super continent proposed by Alfred Wegener?
a)
Pangaea
b)
Pantene
c)
Superland
d)
Giganticus
18.
A scientist who studies the Earth's crust as well as the processes and history that shaped it is?
a)
Geologist
b)
Meteorologist
c)
Paleontologist
d)
Microbiologist
19.
The law that state that newest rock layers are on top of older rock layers is?
a)
Law of Universal Gravitation
b)
Law of Superposition
c)
Newton's Third Law
d)
Law of Conservation of Mass
20.
What kind of fossils indicate the boundaries of geologic time?
a)
Index fossils
b)
Imprints
c)
Molds and Casts
d)
Trace fossils
21.
The longest chunk of time is
a)
Eon
b)
Era
c)
Period
d)
Epoch
22.
How many major extinctions have occurred throughout Earth's history?
a)
Five
b)
One
c)
Three
d)
Seven
23.
Radiometric dating is based on?
a)
The half life of radioactive elements.
b)
Varves in lakes
c)
Tree rings
d)
relative position of rocks in strata
24.
A paleontologist is a scientist who studies?
a)
fossil remains found in Earth's surface.
b)
Chemical reactions
c)
Photosynthesis and Respiration
d)
Engineers civil construction
25.
A branch of geology dealing with the arrangement of sedimentary rock layers.
a)
Stratigraphy
b)
Oceanography
c)
Geochemical processes
d)
Law of Superposition scientist
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