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WorksheetsPaleontology Review
Total questions: 23
Worksheet time: 38mins
Name
Class
Date
1.
The Law of Superposition helps scientists to determine what?
a)
The absolute age of rock layers
b)
The age of fossils
c)
The relative age of rock layers
d)
the super powers of rocks
2.
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
3.
According to the law of superposition, the oldest fossils are found
a)
At the top of the rock layers
b)
Near the bottom of the rock layers
c)
In the middle of the rock layers
d)
Somewhat near the surface
4.
Which rock layer in the diagram seems to be the oldest?
a)
F
b)
E
c)
B
d)
A
5.
What can scientists learn from the sequence of rock layers?
a)
Geologic history of that area
b)
Future geological events
c)
the number of organisms that live in the area
d)
the impact that hikers have had on an area.
6.
Which of the following is the oldest?
a)
Layer L
b)
Intrusion D
c)
Intrusion H
d)
Layer E
7.
Letter "F" is a....
a)
inclusion
b)
intrusion
c)
fault
d)
unconformity
8.
Whats an index fossil?
a)
is an organism that lived for a short amount of time , were plentiful, and lived in a wide geographical area
b)
are fossils that have spaces inside that are filled in with minerals from groundwater
c)
is a thin film of carbon remains of a once living organism that was preserved as a fossil
d)
are the remains of bones, teeth, or shells of once living organisms
9.
Scientists use ____ rock to determine the relative age of fossils.
a)
Intrusive Igneous Rock
b)
Extrusive Igneous Rock
c)
Metamphorphic Rock
d)
Sedimentary Rock
10.
The fossil record...
a)
Has gaps
b)
Shows the history of life on earth
c)
Helps scientists understand how species have evolved over time
d)
All of these are correct
11.
Why is the fossil record incomplete?
a)
fossils get eroded away over time
b)
most organisms never became fossils
c)
scavengers and decomposers eat them too quickly
d)
all of the above
12.
Relative dating of rock layers tells us that the deeper we dig, _______.
a)
the younger the rocks get
b)
the smellier the rocks get
c)
the harder the rocks get
d)
the older the rocks get
13.
What can we learn from fossils?
a)
How earthquakes formed.
b)
How erosion changed mountains
c)
How Earth's magnetic field was formed
d)
How Earth's environment has changed
14.
Most of the fossils found in Virginia are marine organisms. This means Virginia was probably once covered by
a)
Ocean
b)
Volcanoes
c)
Grassland
d)
Pavement
15.
Which best describes fossils?
a)
They are the preserved remains or evidence of ancient living things
b)
They are the preserved remains or evidence of ancient living and nonliving things
c)
They are the preserved bones of ancient animals
d)
They are impressions of plant leaves in ancient rocks
16.
Which of the following places the geologic time eras in order from oldest to most recent?
a)
Precambrian, Paleozoic, Mesozoic, Cenozoic
b)
Mesozoic, Cenozoic, Paleozoic, Precambrian
c)
Cenozoic, Mesozoic, Paleozoic, Precambrian
d)
Paleozoic, Cenozoic, Precambrian, Mesozoic
17.
The ______________ era covers almost 90% of earth's history.
a)
Paleozoic
b)
Mesozoic
c)
Cenozoic
d)
Precambrian
18.
Paleozoic, Mesozoic & Cenozoic are all
a)
Epochs
b)
Eras
c)
Periods
d)
Eons
19.
If an index fossil is found in two rock layers that are separated by an ocean, what do you know about the relationship between the two rock layers?
a)
they are about the same age
b)
they used to be in the same area
c)
the are made of the same kind of rock
d)
the rock layers are unrelated
20.
Which type of dating method can be used on rock layers by applying the Law of Superposition?
a)
relative dating
b)
absolute dating
c)
radioactive dating
d)
radiometric dating
21.
What was probably the first organism on Earth?
a)
Plants
b)
Alligators
c)
Bacteria
d)
Fish
22.
What time Era do we live in?
a)
Triassic
b)
Cenozoic
c)
Paleozoic
d)
Tertiary
23.
The disappearance of a species.
a)
Evolution
b)
Extinction
c)
Migration
d)
Mutation
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