Fall Semester 2025 – December California Certified
Engineering Geologist (CEG) Complete Study Guide
| Engineering Geology Principles, Field
Investigation Methods, Seismic Hazard Analysis,
Landslide Evaluation, Soil & Rock Mechanics,
Mapping Techniques & High-Yield CEG Exam
Preparation
1. What is the primary purpose of an engineering geologist in construction
projects?
• A. To assess geological hazards.
• B. To design structural elements.
• C. To handle administrative tasks.
• D. To oversee construction schedules.
CORRECT ANSWER: A
Rationale: Engineering geologists primarily assess geological hazards to ensure safe
and stable construction practices.
2. Which of the following is NOT a common type of geological hazard?
• A. Landslides
• B. Flooding
• C. Traffic congestion.
• D. Earthquakes
CORRECT ANSWER: C
Rationale: Traffic congestion is a transportation issue, not a geological hazard.
3. In California, which agency is primarily responsible for the regulation of
geological investigations?
• A. California Department of Water Resources
• B. California Geological Survey.
• C. California Department of Transportation
• D. California Environmental Protection Agency
,CORRECT ANSWER: B
Rationale: The California Geological Survey oversees geological investigations and
regulatory compliance in the state.
4. What is the main risk associated with soil liquefaction during an earthquake?
• A. Structural damage due to vibration.
• B. Loss of soil strength and support.
• C. Increased water levels in soil.
• D. Shortened lifespan of structures.
CORRECT ANSWER: B
Rationale: Soil liquefaction can cause a loss of soil strength, leading to significant
structural support issues during earthquakes.
5. Which of the following is an essential characteristic of alluvial soils?
• A. High clay content
• B. Variable particle size and composition.
• C. Presence of organic material
• D. Inability to retain water
CORRECT ANSWER: B
Rationale: Alluvial soils are formed by sediments deposited by rivers, resulting in
variable particle size and composition.
6. The Cone of Depression is associated with which of the following?
• A. Coastal erosion
• B. Groundwater extraction.
• C. Soil compaction
• D. Rock weathering
CORRECT ANSWER: B
Rationale: A cone of depression forms around a well as groundwater is extracted,
lowering the water table in that area.
7. Which type of rock is formed from the cooling and solidification of magma?
, • A. Sedimentary
• B. Igneous.
• C. Metamorphic
• D. Fossilized
CORRECT ANSWER: B
Rationale: Igneous rocks are formed through the cooling and solidification of magma or
lava.
8. What does the term "fetch" refer to in coastal geology?
• A. The distance over water that winds can blow.
• B. The growth of beaches over time.
• C. The angle of wave incidence.
• D. The movement of coastal sediments.
CORRECT ANSWER: A
Rationale: "Fetch" is the distance that wind travels across open water, influencing wave
size and energy.
9. Which method is commonly used for determining the age of geological
formations?
• A. Soil testing
• B. Radiometric dating.
• C. Ground penetrating radar
• D. Surface erosion analysis
CORRECT ANSWER: B
Rationale: Radiometric dating measures the decay of isotopes to determine the age of
geological formations.
10. Which of the following best defines "subsidence"?
• A. The movement of soil sideways.
• B. The sinking or settling of the ground.
• C. The tilting of land masses
• D. The erosion of land surfaces
, CORRECT ANSWER: B
Rationale: Subsidence refers to the ground sinking or settling, often due to the removal
of underground resources or natural compression.
11. Earthquakes are measured using which of the following scales?
• A. Beaufort Scale
• B. Richter Scale.
• C. Celsius Scale
• D. Mohs Scale
CORRECT ANSWER: B
Rationale: The Richter Scale measures the magnitude of earthquakes based on seismic
wave amplitude.
12. In what type of environment are normally consolidated soils typically found?
• A. Near glaciers
• B. Underlying water bodies.
• C. Rocky terrains
• D. Mountain slopes
CORRECT ANSWER: B
Rationale: Normally consolidated soils are often found in environments where they are
continuously burdened by water.
13. Which of the following factors is most significant in the formation of landslides?
• A. Temperature
• B. Slope angle.
• C. Vegetation cover
• D. Population density
CORRECT ANSWER: B
Rationale: The steepness of a slope is a critical factor that affects the likelihood of
landslides occurring.
14. The process of weathering can be classified into which two main types?
Engineering Geologist (CEG) Complete Study Guide
| Engineering Geology Principles, Field
Investigation Methods, Seismic Hazard Analysis,
Landslide Evaluation, Soil & Rock Mechanics,
Mapping Techniques & High-Yield CEG Exam
Preparation
1. What is the primary purpose of an engineering geologist in construction
projects?
• A. To assess geological hazards.
• B. To design structural elements.
• C. To handle administrative tasks.
• D. To oversee construction schedules.
CORRECT ANSWER: A
Rationale: Engineering geologists primarily assess geological hazards to ensure safe
and stable construction practices.
2. Which of the following is NOT a common type of geological hazard?
• A. Landslides
• B. Flooding
• C. Traffic congestion.
• D. Earthquakes
CORRECT ANSWER: C
Rationale: Traffic congestion is a transportation issue, not a geological hazard.
3. In California, which agency is primarily responsible for the regulation of
geological investigations?
• A. California Department of Water Resources
• B. California Geological Survey.
• C. California Department of Transportation
• D. California Environmental Protection Agency
,CORRECT ANSWER: B
Rationale: The California Geological Survey oversees geological investigations and
regulatory compliance in the state.
4. What is the main risk associated with soil liquefaction during an earthquake?
• A. Structural damage due to vibration.
• B. Loss of soil strength and support.
• C. Increased water levels in soil.
• D. Shortened lifespan of structures.
CORRECT ANSWER: B
Rationale: Soil liquefaction can cause a loss of soil strength, leading to significant
structural support issues during earthquakes.
5. Which of the following is an essential characteristic of alluvial soils?
• A. High clay content
• B. Variable particle size and composition.
• C. Presence of organic material
• D. Inability to retain water
CORRECT ANSWER: B
Rationale: Alluvial soils are formed by sediments deposited by rivers, resulting in
variable particle size and composition.
6. The Cone of Depression is associated with which of the following?
• A. Coastal erosion
• B. Groundwater extraction.
• C. Soil compaction
• D. Rock weathering
CORRECT ANSWER: B
Rationale: A cone of depression forms around a well as groundwater is extracted,
lowering the water table in that area.
7. Which type of rock is formed from the cooling and solidification of magma?
, • A. Sedimentary
• B. Igneous.
• C. Metamorphic
• D. Fossilized
CORRECT ANSWER: B
Rationale: Igneous rocks are formed through the cooling and solidification of magma or
lava.
8. What does the term "fetch" refer to in coastal geology?
• A. The distance over water that winds can blow.
• B. The growth of beaches over time.
• C. The angle of wave incidence.
• D. The movement of coastal sediments.
CORRECT ANSWER: A
Rationale: "Fetch" is the distance that wind travels across open water, influencing wave
size and energy.
9. Which method is commonly used for determining the age of geological
formations?
• A. Soil testing
• B. Radiometric dating.
• C. Ground penetrating radar
• D. Surface erosion analysis
CORRECT ANSWER: B
Rationale: Radiometric dating measures the decay of isotopes to determine the age of
geological formations.
10. Which of the following best defines "subsidence"?
• A. The movement of soil sideways.
• B. The sinking or settling of the ground.
• C. The tilting of land masses
• D. The erosion of land surfaces
, CORRECT ANSWER: B
Rationale: Subsidence refers to the ground sinking or settling, often due to the removal
of underground resources or natural compression.
11. Earthquakes are measured using which of the following scales?
• A. Beaufort Scale
• B. Richter Scale.
• C. Celsius Scale
• D. Mohs Scale
CORRECT ANSWER: B
Rationale: The Richter Scale measures the magnitude of earthquakes based on seismic
wave amplitude.
12. In what type of environment are normally consolidated soils typically found?
• A. Near glaciers
• B. Underlying water bodies.
• C. Rocky terrains
• D. Mountain slopes
CORRECT ANSWER: B
Rationale: Normally consolidated soils are often found in environments where they are
continuously burdened by water.
13. Which of the following factors is most significant in the formation of landslides?
• A. Temperature
• B. Slope angle.
• C. Vegetation cover
• D. Population density
CORRECT ANSWER: B
Rationale: The steepness of a slope is a critical factor that affects the likelihood of
landslides occurring.
14. The process of weathering can be classified into which two main types?
