Earth Science Geology, the Environment, and the Universe

Section 3: Soil

Self-Check Quizzes-English

1
Which soil horizon layer is also called parent material?
A)C
B)B
C)A
D)O
2
What two variables control how fast a soil forms?
A)residual vs. transported soil
B)type of parent rock and climate
C)temperature and pressure
D)type and age of parent rock
3
Soil that has been moved to a location away from its parent rock is called __________.
A)residual soil
B)transported soil
C)organic-rich soil
D)soil profile
4
What soil horizon has high concentrations of organic matter and humus?
A)horizon A
B)horizon B
C)horizon Z
D)horizon C
5
Which location would have a thicker, more organic rich soil?
A)hillside
B)valley
C)mountaintop
D)plateau
6
What can be added to soil to reduce acidity?
A)clover
B)beans
C)potassium
D)limestone
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