Question 1

Which of the numbered soil horizons is most likely to have remnants of weathered bedrock?

Accepted Answer

A) 1 
B) 2 
C) 3 
D) 4 
E) 5 
A) 1 
B) 2 
C) 3 
D) 4 
E) 5

Question 2

Which of the following is NOT a common trigger for slope failure?

Accepted Answer

A) adding water to a slope 
B) volcanic eruption 
C) shaking during an earthquake 
D) oversteepening of cliffs or hillslopes during road construction 
E) all of these are common triggers for slope failure 
A) adding water to a slope 
B) volcanic eruption 
C) shaking during an earthquake 
D) oversteepening of cliffs or hillslopes during road construction 
E) all of these are common triggers for slope failure

Question 3

What type of slope failure is depicted in this photograph?

Accepted Answer

A) creep 
B) rock fall 
C) debris avalanche 
D) permafrost 
A) creep 
B) rock fall 
C) debris avalanche 
D) permafrost

Question 4

The main feature shown in this photograph illustrates?

Accepted Answer

A) weathering 
B) flooding 
C) permafrost 
D) slope failure 
A) weathering 
B) flooding 
C) permafrost 
D) slope failure

Question 5

Which of the numbered soil horizons are most likely to represent an accumulation of organic debris?

Accepted Answer

A) 1 and 2 
B) 2 and 3 
C) 3 and 4 
D) 4 and 5 
E) all of these 
A) 1 and 2 
B) 2 and 3 
C) 3 and 4 
D) 4 and 5 
E) all of these

Question 6

What is the main process by which soils form?

Accepted Answer

A) deposition of silt on a floodplain 
B) deposition of silt by the wind 
C) weathering 
D) erosion 
A) deposition of silt on a floodplain 
B) deposition of silt by the wind 
C) weathering 
D) erosion

Question 7

What is the main force involved in the stability of slopes?

Accepted Answer

A) water pressure 
B) sunlight 
C) wind 
D) gravity 
E) radioactivity decay 
A) water pressure 
B) sunlight 
C) wind 
D) gravity 
E) radioactivity decay

Question 8

Soil that is reddish,intensely leached,and rich in iron and aluminum minerals most likely forms in:

Accepted Answer

A) tropical climate 
B) temperate climate 
C) arid climate 
D) an area with only minor soil development 
E) a short amount of time 
A) tropical climate 
B) temperate climate 
C) arid climate 
D) an area with only minor soil development 
E) a short amount of time

Question 9

Which of the following is the main hazard for areas along the river terrace?

Accepted Answer

A) shrinking and swelling of clays 
B) slow movement of material downslope 
C) rock falls 
D) debris flows that carry large blocks from the volcano 
A) shrinking and swelling of clays 
B) slow movement of material downslope 
C) rock falls 
D) debris flows that carry large blocks from the volcano

Question 10

What is a common rock that can be dissolved by water and weak acids?

Accepted Answer

A) quartzite 
B) quartz-rich sandstone 
C) limestone 
D) all of these 
A) quartzite 
B) quartz-rich sandstone 
C) limestone 
D) all of these

Question 11

Which of the following has the lowest potential for landslides?

Accepted Answer

A) Pacific Northwest 
B) southern California 
C) bluffs along rivers in the central U.S. 
D) Florida 
E) Appalachian Mountains 
A) Pacific Northwest 
B) southern California 
C) bluffs along rivers in the central U.S. 
D) Florida 
E) Appalachian Mountains

Question 12

Which of the following slope failures moves at the slowest rate?

Accepted Answer

A) earth flow 
B) rock avalanche 
C) debris flow 
D) rock fall 
E) debris avalanche 
A) earth flow 
B) rock avalanche 
C) debris flow 
D) rock fall 
E) debris avalanche

Which of the numbered soil horizons is most likely to have remnants of weathered bedrock?

Which of the following is NOT a common trigger for slope failure?

What type of slope failure is depicted in this photograph?

The main feature shown in this photograph illustrates?

Which of the numbered soil horizons are most likely to represent an accumulation of organic debris?

What is the main process by which soils form?

What is the main force involved in the stability of slopes?

Soil that is reddish,intensely leached,and rich in iron and aluminum minerals most likely forms in:

Which of the following is the main hazard for areas along the river terrace?

What is a common rock that can be dissolved by water and weak acids?

Which of the following has the lowest potential for landslides?

Which of the following slope failures moves at the slowest rate?

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Sedimentary Environments and Rocks

Deformation and Metamorphism

Geologic Time

The Seafloor and Continental Margins

Mountains, basins, and Continents

Earthquakes and Earths Interior

Climate, weather, and Their Influences on Geology

Glaciers, shorelines, and Changing Sea Levels

Streams and Flooding

Water Resources

Energy and Mineral Resources

Geology of the Solar System

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Exam 15: Weathering, soil, and Unstable Slopes

Which of the numbered soil horizons is most likely to have remnants of weathered bedrock?

Which of the following is NOT a common trigger for slope failure?

What type of slope failure is depicted in this photograph?

The main feature shown in this photograph illustrates?

Which of the numbered soil horizons are most likely to represent an accumulation of organic debris?

What is the main process by which soils form?

What is the main force involved in the stability of slopes?

Soil that is reddish,intensely leached,and rich in iron and aluminum minerals most likely forms in:

Which of the following is the main hazard for areas along the river terrace?

What is a common rock that can be dissolved by water and weak acids?

Which of the following has the lowest potential for landslides?

Which of the following slope failures moves at the slowest rate?

The Nature of Geology

Investigating Geologic Questions

Plate Tectonics

Earth Materials

Igneous Environments

Volcanoes and Volcanic Hazards

Sedimentary Environments and Rocks

Deformation and Metamorphism

Geologic Time

The Seafloor and Continental Margins

Mountains, basins, and Continents

Earthquakes and Earths Interior

Climate, weather, and Their Influences on Geology

Glaciers, shorelines, and Changing Sea Levels

Streams and Flooding

Water Resources

Energy and Mineral Resources

Geology of the Solar System

Filters