Geology for Civil Engineers (Part-1)

What is the most common type of rock found in the Earth’s crust?

A Basalt
B Granite
C Limestone
D Shale

What is the process called when rocks are broken down by weathering agents?

A Erosion
B Lithification
C Weathering
D Deposition

What type of soil has the smallest particle size?

A Sand
B Silt
C Gravel
D Clay

What type of geological map shows the distribution of rocks at the surface?

A Geologic map
B Geological hazard map
C Topographic map
D Structural map

What is the main cause of landslides?

A Earthquakes
B Soil erosion
C Heavy rainfall
D Volcanic activity

What is the term for the study of Earth’s internal structure?

A Stratigraphy
B Geophysics
C Seismology
D Geomorphology

Which mineral is the hardest on the Mohs scale of hardness?

A Diamond
B Quartz
C Talc
D Calcite

What is the primary function of geotechnical investigation in civil engineering?

A To locate minerals
B To analyze groundwater flow
C To assess soil strength and stability
D To identify fault lines

What is a characteristic of sedimentary rocks?

A They form under high pressure and temperature
B They are often layered
C They contain no fossils
D They are formed from volcanic activity

What is the term for the study of Earth’s surface features and landforms?

A Petrology
B Seismology
C Geophysics
D Geomorphology

What is the purpose of core sampling in geotechnical investigations?

A To measure groundwater levels
B To predict weather patterns
C To obtain a sample of the soil or rock for analysis
D To determine fault lines

Which type of rock is formed from cooling and solidification of magma?

A Igneous
B Sedimentary
C Metamorphic
D Volcanic

What type of geological hazard is associated with earthquakes?

A Tsunamis
B Landslides
C Soil liquefaction
D All of the above

What is the process by which rocks change due to temperature, pressure, or chemical reactions?

A Sedimentation
B Metamorphism
C Weathering
D Erosion

What is an aquifer?

A A type of rock
B A groundwater reservoir
C A type of soil
D A weathering process