Weathering and Soil Answers
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1
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Which property of soil depends on the size of particles?
A
colorB
odorC
temperatureD
texture2
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Which correctly lists the three parts of soil that are classified by their particle size?
A
bedrock, humus, and clayB
clay, bedrock, and siltC
humus, sand, and clayD
sand, clay, and silt3
Organic material provides nitrogen for plants. Which soil component contributes the most nitrogen to plants?
A
clayB
humusC
sandD
silt4
Which is one factor that scientists use to classify orders of soil?
A
fertilityB
climateC
drynessD
bedrock5
The map shows the Soils of America.
A
frozenB
sandyC
weatheredD
young6
Which describes the formation of Horizon B?
A
forms at the surfaceB
features parent materialC
undergoes the most changeD
forms due to decomposed material7
Which describes the horizons in a soil profile?
A
Horizon A is mineral deficient.B
Horizon O forms from organic material.C
Horizon B undergoes the least amount of change.D
Horizon C is most affected by the soil formation process.8
Which factor contributes to both chemical and mechanical weathering?
A
abrasionB
freezingC
oxidationD
water9
Which is one property of silt soils?
A
is looseB
retains waterC
drains quicklyD
has coarse particles10
Which increases the rate of soil formation?
A
mixed layersB
more precipitationC
cooler temperaturesD
very hard parent materialDid you find these answers helpful?
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