WorksheetsFossils 101
Total questions: 16
Worksheet time: 35mins
Name
Class
Date
1.
A fossil is...
a)
a radioactive element used to determine the age of a rock layer
b)
the remains or evidence of a once-living organism
c)
only the hard parts of a organism
d)
only found in ice
2.
Which of the following statements about fossils is NOT true?
a)
They can be used to correlate rock layers.
b)
They can always be found as living specimens today.
c)
They can be used to determine relative age.
d)
They can indicate what climates were like in the past.
3.
Why don't all living things become fossils?
a)
because some living things are too small
b)
because some living things are too big
c)
because some are subject to catastrophism and others are not
d)
because environmental conditions have to be just right to prevent decay
4.
How do fossils form?
a)
Living things die and their remains are covered by sediment
b)
insects are covered in tree sap
c)
all of these are correct
d)
Freezing preserves the remains of an organism
5.
What type of fossil is this?
a)
Mold
b)
Carbonized
c)
Cast
d)
Preserved
6.
When an organism dies, is buried, and decays leaving behind a cavity in the shape of the organism is considered which type of fossil?
a)
cast
b)
mold
c)
trace
d)
petrified
7.
Which type of fossil is formed when the remains of a former living thing is turned into stone?
a)
cast
b)
preserved
c)
carbonized
d)
petrified
8.
People who study fossils are called ____.
a)
meterologists
b)
fossilologists
c)
paleontologists
9.
What type of fossil is this?
a)
preserved
b)
petrified
c)
carbonized
d)
cast
10.
What is hardened tree sap called?
a)
coprolites
b)
index fossils
c)
gastroliths
d)
amber
11.
Which of the following is NOT a characteristic of an index fossil?
a)
has a wide geographic range
b)
is hard to find
c)
is easily recognized
d)
existed for a short geologic time
12.
A woolly mammoth found frozen in the permafrost of Siberia is an example of...
a)
a mold
b)
an altered hard part
c)
a cast
d)
preserved remains
13.
Fossils of fish are found under land where cows now live. What does this tell you?
a)
the fish were dropped their by flying birds
b)
this land was once under the ocean
c)
farmers fed the fish to the cows
d)
fish used to live on land
14.
Which animal part would MOST LIKELY form a fossil?
a)
fur
b)
lung
c)
bone
d)
muscle
15.
In which kind of rock do we usually find a fossil?
a)
sedimentary rock
b)
rock candy
c)
hard rock
16.
Which of the following events happens FIRST?
a)
Slowly, minerals in the water replace the bone.
b)
Sediment covers the bone.
c)
An animal dies.
d)
The bone is no longer a bone, but a rock copy.
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