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Fossils Unit Test Review
Test Description: First Test
Instructions: Answer all questions to get your test result.
1) What are body fossils?
A
Are formed from animal bodies or their imprints.
B
Are any imprint of an animal activity from the past.
C
Used to help relative date fossils.
D
Finds exact age of organisms
2) What are trace fossils
A
Are any imprint of an animal activity from the past.
B
Are formed from animal bodies or their imprints.
C
Finds exact age of organisms.
D
Used to help relative date fossils.
3) What is absolute dating?
A
Every animal of the same type die.
B
Puts organisms in order of age.
C
States that the older fossils are found deeper in the ground if layers are undisturbed.
D
Finds exact age of organisms.
4) What is relative dating?
A
States that the older fossils are found deeper in the ground if layers are undisturbed.
B
Finds exact age of organisms.
C
Puts organisms in order of age.
D
Every animal of the same type die.
5) What is the Law of Superposition?
A
Every single animal of many types die.
B
Used to help relative date fossils.
C
States that the older fossils are found deeper in the ground if layers are undisturbed.
D
All organisms that have been found on Earth as fossils.
6) What are index fossils?
A
Every single animal of many types die
B
Used to help relative date fossils.
C
States that the older fossils are found deeper in the ground if layers are undisturbed.
D
All organisms that have been found on Earth as fossils.
7) What is an extinction?
A
Every animal of the same type die.
B
Every single animal of many types die.
C
Used to help relative date fossils.
D
Puts organisms in order of age.
8) What is the fossil record?
A
Puts organisms in order of age.
B
Are any imprint of an animal activity from the past.
C
All organisms that have been found on Earth as fossils.
D
Finds exact age of organisms.
9) What is a mass extinction?
A
All organisms that have been found on Earth as fossils.
B
Every single animal of many types die.
C
Every animal of the same type die.
D
Used to help relative date fossils.
10) What two things must happen for an organism to become a fossil?
A
Be buried in fine sediment and make an imprint before decomposing.
B
Be buried in coarse sediment and decompose quickly.
C
Be weathered and eroded into sediment.
D
Have hard tissues and be burned.
11) What is more likely to fossilize a jellyfish or a snail? Why?
A
Snail because it is a small animal.
B
Jellyfish because it is made of soft body parts.
C
Jellyfish because it is found in and near water.
D
Snail because it has a hard shell and can be buried in sediment.
12) Which one is not a body fossil?
A
skeleton
B
Nests
C
skull
D
plant imprint
13) Which is not a trace fossil?
A
trails
B
burrows
C
ribs
D
tracks
14) Which one is NOT a characteristics of index fossils?
A
Index fossils are extinct today.
B
Index fossils lived for a relatively short period of time.
C
Index fossils are widely distributed.
D
Index fossils are found in a few locations around the world.
15) The fossil record shows that life on Earth has changed over time. For example, paleontologists have found that older rocks contains fossils of
A
Organisms that are simpler than those alive today.
B
Both simple and complex organisms.
C
Organisms are more complex than those alive today.
D
Only organisms that are alive today.
16) Why is limestone a good sedimentary rock for fossil creation?
A
It is coarse sediment to protect the organism.
B
It is made of medium sediment to provide pressure for an imprint.
C
It is because it's a sedimentary rock.
D
It is made of fine sediment to keep out water carrying oxygen.
17) How should an organism decompose to have the chance at being a fossil?
A
quickly
B
fast
C
slow
D
medium
18) Which is NOT a way a fossil can be destroyed before getting discovered?
A
crushed
B
eroded
C
frozen
D
moved
19) When using the Law of Superposition, where is the oldest rock? Youngest rock?
A
top, bottom
B
bottom, middle
C
bottom, top
D
middle, top
20) Which one is an example of absolute dating?
A
A scientist comparing rocks to one another.
B
A scientist has a short period of time to figure out the age.
C
A scientist is trying to figure out if a fossil is older or younger than another in the fossil record.
D
A scientist uses the radioactive decay of uranium to find the age of a rock.
*select an answer for all questions
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