Minerals, Rocks, Weathering, Soil, Soil Conservation, Erosion Question Preview (ID: 38717)


Minerals, Rocks, Weathering, Erosion, Soil. TEACHERS: click here for quick copy question ID numbers.

What happens to small pieces of sediment when they are broken away by wind or water?
a) plants use them for energy
b) they become food for animals
c) they turn into earthworms
d) they become part of the soil

Strip mining
a) prevents erosion
b) does not disturb soil
c) removes soil from the surface
d) adds soil to the surface

In the 1900s the Great Plains in the U.S. was hit by drought causing a serious problem. This was known as the Dust Bowl. What inference can be made as to the cause of the Dust Bowl?
a) Cars on dirt roads created large clouds of dust that settled on everything
b) there were too many farms in one area
c) drought and then rain caused the soil to wash away
d) farming exposed the soil, it dried out and blew away

Every year thousands of square kilometers of the tropical rain forest are cleared for lumber, farming, and grazing. This process is called deforestation. How does deforestation affect the soil in this region?
a) the soil is exposed to wind and rain and erosion increases
b) the soil becomes more fertile and less erosion occurs
c) the soil gets more sunshine so erosion cannot occur
d) Increased farming creates better soil with less erosion

The property to classify minerals by the color of their powder is
a) hardness
b) luster
c) streak
d) density

The property of identifying a mineral by the ability to scratch another mineral is
a) hardness
b) streak
c) luster
d) cleavage

The scale used to measure the hardness of a mineral is
a) the Richter scale
b) the Mercalli scale
c) Mohs scale
d) the magnitude intensity scale

The property to identity minerals by the way they reflect light is
a) color
b) density
c) streak
d) luster

Metamorphic rock can be changed to sedimentary rock by
a) weathering, erosion, cooling, and hardening
b) melting, followed by cooling and crystallization
c) weathering, erosion, compaction, and cementation
d) heat and pressure followed by melting

The Great Plains suffered severe drought in the 1800s. This was called
a) The Drought
b) The Dust Bowl
c) The Wind Bowl
d) The Erosion Bowl

Planting the same crop year after year decreases the fertility of soil. What can be planted to replenish the soil?
a) legumes/peanuts
b) corn
c) cotton
d) wheat

Deforestation/clear cutting, the removing of trees in an area, would be a major cause of
a) erosion
b) deposition
c) weathering
d) pollution

The Dust Bowl of the 1930s was a result of poor farming practices and
a) drought followed by freezing
b) rain followed by drought
c) drought followed by winds
d) rain followed by freezing

A canyon cut by running water would have different rock layers exposed. The oldest rock layer would most likely
a) be the thickest layer
b) the layer under the other layers
c) the layer rich in fossils
d) intrusive igneous rock

How can you describe a valley that was formed by glacial erosion?
a) V-shapped
b) U-shapped
c) thin and narrow
d) shallow and thin

Which soil horizon would contain the most humus?
a) A
b) B
c) C
d) R

Planting rows of trees or tall shrubs to help prevent soil erosion is called
a) terracing
b) no till farming
c) conservation plowing
d) windbreaks

What is a mixture of weathered rock and organic matter called?
a) humus
b) bedrock
c) soil
d) litter

Water that enters a crack in rock, freezes, and thaws will most likely cause
a) the rock to become stronger due to the ice
b) the rock to become layered pieces
c) the crack to get larger and break the rock
d) the rock to go together when it thaws

The formation of caves can be attributed to
a) chemical weathering
b) erosion
c) deposition
d) mechanical weathering

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