Download Earth Science Chapter 13 Section 1 Review

Name: ________________________ Class: ___________________ Date: __________
Earth Science Chapter 13 Section 1 Review
Multiple Choice
Identify the choice that best completes the statement or answers the question.
____
1. How old is Earth?
a. 2 billion years
b. 4.6 million years
c.
d.
16 million years
4.56 billion years
____
2. Which span of geologic time spans covers about 88 percent of Earth’s history?
a. Cenozoic
c. Paleozoic
b. Mesozoic
d. Precambrian
____
3. Some continents contain large core areas of Precambrian rocks called ____.
a. plates
c. plateaus
b. rifts
d. shields
____
4. Which of the following gases was NOT part of Earth’s original atmosphere?
a. water vapor
c. nitrogen
b. oxygen
d. carbon dioxide
____
5. What is the major source of free oxygen in the atmosphere?
a. molten rock
c. green plants
b. water
d. silicate minerals
____
6. According to the Precambrian rock record, much of Earth’s first free oxygen combined with ____.
a. potassium
c. iron
b. silicon
d. carbon
____
7. How far back does the fossil record extend?
a. 3 million years
b. 560 million years
____
c.
d.
1 billion years
3.5 billion years
8. The most common Precambrian fossils are layered mounds of calcium carbonate called ____.
a. prokaryotes
c. trilobites
b. chert
d. stromatolites
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ID: A
Name: ________________________
____
ID: A
9. Figure 13-1 shows the times of appearance and relative abundance of major groups of organisms. According
to Figure 13-1, the fossils of which type of organism would be characteristic of the Precambrian era?
a. amphibians
c. algae
b. fishes
d. birds
Completion
Complete each statement.
10. Most Precambrian rocks do not contain ____________________, which makes correlating rock layers
difficult.
11. Earth’s original atmosphere was made up mainly of water vapor, carbon dioxide, and
____________________.
12. Many ancient fossils from the Precambrian era are preserved in a hard, dense chemical sedimentary rock
called ____________________.
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Name: ________________________
ID: A
Short Answer: Complete TWO questions for FIVE points each. Each additional correct answer is worth one point
extra credit.
13. When did the Precambrian Era end?
14. Where does much of our history of Precambrian rocks come from?
15. What are stromatolites?
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ID: A
Earth Science Chapter 13 Section 1 Review
Answer Section
MULTIPLE CHOICE
1.
2.
3.
4.
5.
6.
7.
8.
9.
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
ANS:
D
D
D
B
C
C
D
D
C
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
PTS:
1
1
1
1
1
1
1
1
1
DIF:
DIF:
DIF:
DIF:
DIF:
DIF:
DIF:
DIF:
DIF:
L1
L1
L1
L1
L1
L2
L1
L1
L2
OBJ:
OBJ:
OBJ:
OBJ:
OBJ:
OBJ:
OBJ:
OBJ:
OBJ:
13.1
13.1
13.2
13.2
13.2
13.2
13.3
13.3
13.3
COMPLETION
10. ANS: fossils
PTS: 1
11. ANS: nitrogen
DIF: L2
OBJ: 13.1
PTS: 1
12. ANS: chert
DIF: L1
OBJ: 13.2
PTS: 1
DIF: L2
OBJ: 13.3
SHORT ANSWER
13. ANS:
approximately 4 billion years ago
PTS: 1
DIF: L1
14. ANS:
ores mined from shields
OBJ: 13.1
PTS: 1
DIF: L1
OBJ: 13.2
15. ANS:
distinctively layered mounds or columns of calcium carbonate that were deposited by algae during the
Precambrian Era
PTS: 1
DIF: L1
OBJ: 13.3
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