GLGY 202 – Applications of Geoscience

Disclaimer: While every reasonable effort is made to ensure that the information provided is accurate, no guarantees for the currency or accuracy of information are made. It takes several proof readings and rewrites to bring the quiz to an exceptional level. If you find an error, please contact me as soon as possible. Please indicate the question ID-Number or description because server may randomize the questions and answers.

Go to: Final Exam

Geology (GLGY 202-UCAL) Midterm Exam

Some questions have hints and explanations. Click Start to begin.

Start

Congratulations - you have completed Geology (GLGY 202-UCAL) Midterm Exam.

You scored %%SCORE%% out of %%TOTAL%%. With incorrect multiple attempts your score is %%PERCENTAGE%%

Your performance has been rated as %%RATING%%

Your answers are highlighted below.

Question 1

The case study of Lake Peigneur - Jefferson Island salt mine collapse is primarily cause by... (ID-GAM-41)

A	poor planing of drilling by the oil company.
B	drainage of the Lake Peigneur into the Jefferson Island through naturally existing fractures.
C	lack of understanding of subsurface salt deposits by the mining company.
D	increased overburden pressures directly on top of the salt mines.
E	reduced drainage of subsurface fluids such as water and oil.

Question 2

Which of the following type of volcano commonly produce rhyolitic magma and has a higher tendency for explosive eruptions compare to others? (ID-GAM-74)

A	Composite volcanoes
B	Shield volcanoes
C	Cinder cone volcanoes
D	Dome volcanoes

Question 3

The area between the water table and the ground surface is known as... (ID-GAM-26)

A	void zone.
B	accumulation zone.
C	leaching zone.
D	vadose zone.
E	low pressure zone.

Question 4

If you had no choice but to live close to a known earthquake zone, what type of subsurface geology best suited for your home to minimize the impact of earthquake shaking? (ID-GAM-49)

A	Older compacted silt and mud
B	Younger silt and mud
C	Older igneous rocks
D	Alluvium
E	Older sedimentary rocks

Question 4 Explanation: 

Material amplification; Environmental Geology 9th Edition by Edward A. Keller; ISBN-978-0-321-64375-9

Question 5

Materials that rupture before plastic deformation occur are... (ID-GAM-15)

A	elastic.
B	brittle.
C	ductile.
D	plastic.

Question 6

Majority of the rotational slides or slump type landslides are observed under what conditions? (ID-GAM-37)

A	Areas with subsurface characterized by alternating strong and weak layers of rocks (eg. schist foliation planes of weakness).
B	Areas closer to heat sources such as volcanoes.
C	Areas with large volume of igneous and metamorphic rocks.
D	Areas with large volume of unconsolidated soils.
E	Areas with high seismic activities such as plate boundary regions (eg, Japan).

Question 7

A _____ is a hot, turbulent mixture of expanding gases and volcanic ash that flows rapidly down the side of a volcano. (ID-GAM-69)

A	mud flow
B	lava flow
C	hyaloclastic flow
D	pyroclastic flow
E	magma flow

Question 8

Soil particles often cling together in aggregates called ______ that are classified according to ______ into several types. Answers in respective order. (ID-GAM-08)

A	subsoils , mineral assemblage
B	molds , shape
C	molds , mineral assemblage
D	peds , mineral assemblage
E	peds , shape

Question 8 Explanation: 

Shapes or textures

Question 9

This type of volcanoes has a beautiful cone shape (Eg. Mount St. Helens, USA) and is characterized by maga with an intermediate silica content of about 60%. (ID-GAM-72)

A	Cinder cone volcanoes
B	Dome volcanoes
C	Composite volcanoes
D	Shield volcanoes
E	None of the listed answers are correct.

Question 10

According to the soil classification introduced in the textbook (Keller), what order name would be given to the following soil description? (ID-GAM-05)
"No horizon development; many are recent alluvium; synthetic soils are included; are often young soils."

A	Histosols
B	Ulfisols
C	Aridisols
D	Entisols
E	Vertisols

Question 10 Explanation: 

Environmental Geology 9th Edition by Edward A. Keller; ISBN-978-0-321-64375-9

Question 11

Hydrostatic stress... (ID-GAM-55)

A	typically increases with depth.
B	typically result in negative pore pressure in deeper parts of subsurface.
C	typically higher in subduction zones.
D	is the pressure exerted by liquids such as lakes and rivers on the subsurface.
E	is the pressure that is a controlled by the contact surface area between grains within sediments.

Question 12

What is talus? (ID-GAM-28)

A	Accumulation of rock fragments from a landslide.
B	Exposed surface left behind after a landslide.
C	A zone of contaminant accumulation from a leaching site.
D	Debris left behind by movement of glaciers.
E	A region with highly soluble minerals which could result in landslides and sinkholes.

Question 13

During a subsurface study for an agricultural development project for the City of Calgary, you found the soil samples are close to 100% dry. Which of the following statement would you include in your final report as a Professional Geoscientist? (ID-GAM-58)

A	Pore pressure within the dry zone is most likely at zero or close to zero.
B	Water table must be above the dry zone.
C	Subsurface geology must be composed of 100% or close to 100% impermeable layers.
D	Area is not suitable for agricultural development.
E	Dry zone must be located within a unsaturated zone.

Question 14

Which of the following is correct about the Indian Ocean Tsunami Warning System? (ID-GAM-80)

A	It was originated as a result of UN conference held in India.
B	It heavily relies on data obtained through live satellite imagery of tectonic plates.
C	It comes in to service in 2006.
D	It failed to detect and send out proper warning signals on 2004 Indian Ocean earthquake and tsunami.

Question 14 Explanation: 

The only thing you have to remember is that it came online after the 2004 Indian Ocean earthquake. This is not a tricky "remember the facts" type of question.

Question 15

If you were to build a waste disposal site for the City of Calgary, which of the following location would you pick as a geologist responsible for minimizing environmental impact? (ID-GAM-25)

A	Area with mixture of sand and shale layers with water table cutting across it.
B	Area with good subsurface porosity and permeability.
C	Area with large sand subsurface with water table below the sand layer.
D	Area with large shale subsurface with water table below the shale layer.

Question 15 Explanation: 

Shale will prevent leaching of waste hence it is preferred over and while having a low water table will minimize contamination of fresh groundwater supply. Shale will act as a barrier to the leaching.

Question 16

Shield volcanoes have ______ bases and ______ inclined slopes. Answers are in respective order. (ID-GAM-70)

A	broad , gently
B	broad , steeply
C	narrow , steeply
D	narrow , gently

Question 17

Why does soil chronosequence important? (ID-GAM-07)

A	It can be used to generate groundwater table.
B	It can be used to determine the porosity and permeability of older layers, which can be used to interpret groundwater drainage patterns.
C	It can be used to evaluate geologic stability and conditions in the past and predict future conditions.
D	It can be used to determine the current fertility of soils.
E	There is no economic reasons for soil chronosequence, but it is used in research by scientists.

Question 18

Capillary water between grains are observed within the ______ zone where it has ______ pore pressure. Answers are in respective order. (ID-GAM-56)

A	saturated , negative
B	unsaturated , positive
C	unsaturated , negative
D	saturated , positive
E	high pressure , negative
F	high pressure , positive

Question 19

Which of the following is the best definition of rock strength? (ID-GAM-16)

A	The ability for a rock to hold a certain weight of materials.
B	The ability for a rock to withstand shear forces.
C	How far above a standard failure envelope, a rock can withstand without failure.
D	The minimum stress required to increase the pressure within the rock above 1000 N.
E	The maximum stress a rock can experience before failure.

Question 20

Which of the following mechanism would produce earthquakes primarily due to shear forces? (ID-GAM-44)

A	Normal faulting
B	Spreading of Mid Ocean Ridges
C	Reverse faulting
D	Strike-slip faulting

Question 21

What is geodesy? (ID-GAM-53)

A	A situation where odd or uncommon minerals are found within rocks.
B	A branch of science that involved in study of Earth's tectonic plates movement.
C	None of the listed answers are correct.
D	A type of movement observed in ocean currents during a tsunami.
E	The process in which the magnetic reversal occurs.

Question 22

This type of volcanoes are relatively small and formed from mostly tephra. (ID-GAM-73)

A	Cinder cone volcanoes
B	Shield volcanoes
C	All of the listed types of volcanoes can have such characteristics.
D	Composite volcanoes
E	Dome volcanoes

Question 23

What cause the majority of large scale soil erosion around the world? (ID-GAM-06)

A	Boulder size sediments
B	Water runoff
C	High temperatures and pressures
D	High slope angle or relief
E	Low temperatures and pressures

Question 24

This type of wave associated with earthquakes moves along the surface by oscillating side to side as opposed to up and down and only produce horizontal motion. (ID-GAM-47)

A	S waves
B	P waves
C	Love waves
D	Rayleigh waves
E	Body waves

Question 25

Which of the following is not a surface wave associated with earthquakes? (ID-GAM-46)

A	S waves
B	Rayleigh waves
C	None of the above answers are correct.
D	Love waves
E	Tsunami

Question 26

According to the EPA in the United States, what is the most common cause of death? (ID-GAM-75)

A	Drunk driving
B	Radon gas
C	Airline crashes
D	Drowning
E	Natural and man made fires

Question 26 Explanation: 

The second highest is the radon gas.

Question 27

Which of the following statement is correct? (ID-GAM-34)

A	Natural streams have different sediment depositional sequences (different deposits) than channelized streams.
B	Typically natural streams have much higher flow velocities than channelized streams.
C	None of the answers listed here are correct.
D	Natural streams are better at controlling flash floods than channelized streams.
E	Both natural streams and channelized streams tends to produce meanders.

Question 28

As the elastic deformation decreases... (ID-GAM-59)

A	ductility increases.
B	possibility of faulting decreases.
C	brittleness increases.
D	None of the answers are correct.
E	density increases.

Question 29

Subsidence can result in all of the following, except... (ID-GAM-61)

A	Ground cracks
B	All of these can be caused by subsidence.
C	Flooding
D	Change in the direction of river flows.
E	Uplift Hint: Common misconception!

Question 29 Explanation: 

Note, uplift can be caused by subsidence. If there is a local subsidence, it could result in uplift of another area as the forces in subsurface changes dramatically over period of time.

Question 30

Which of the following is true? (ID-GAM-14)

A	Strain only occurs in solid mediums while stress occurs in both solids, liquids and gases.
B	Stress can be directly calculated using alignment of mineral grains and position of fractures.
C	Stress is force per unit area while strain is the deformation resulted from stress.
D	Strain is force per unit area while stress is the force that result in deformation.
E	Stress can be directly calculated using deformation of rocks.

Question 30 Explanation: 

Note stress is not observed or measured in nature. We measure strain and infer stress using strain evaluations.

Question 31

Why did Canada sold asbestos from Quebec to India as recently as 2012? (ID-GAM-62)

A	Pressure from the Indian Government to keep the Canadian mine open.
B	Political corruption within the Canadian Provincial and Federal Governments.
C	Strong independent activist who advocated for cheap building materials for India.
D	There are no other cheaper alternative to asbestos in India or elsewhere.
E	McGill University study proved that asbestos is safe for consumers.

Question 31 Explanation: 

Note: John Corbett McDonald from McGill University took money from asbestos industries to publish reports supporting the industry. However, it was the political support that allowed such activities to take place at the first place. Even today, most Canadians are in denial of corruption in Canada because we are busy pointing fingers at other countries. It wasn't India's corruption that resulted in this issue, it was Canada's corruption.

Question 32

What is an active fault? (ID-GAM-45)

A	If the fault has moved at least 10 cm during the last 5 years.
B	The definition is depend on the geological regulations in a given region.
C	The the fault has produced some seismic activities during the last 5 years.
D	If a fault has moved at last 10 cm during the last 10 years.
E	If the fault has produced significant earthquakes during the last few years.

Question 33

What is a supershear? (ID-GAM-51)

A	It occurs when amplitude attenuates over a very short period of time.
B	It occurs when rupture along the fault surface occurs at speeds in excess of the seismic shear wave.
C	It occurs when two shear waves compliments each other leading to higher frequencies.
D	It occurs when the amplitude of shear waves exceeds the velocity of primary wave.
E	It is an event that occurs in all earthquakes where the epicenter is directly on top of the focus.

Question 34

Which of the following statement is true about flash floods? (ID-GAM-32)

A	They are mostly governed by global climatic changes not local weather events.
B	There has been no record of flash floods in arid regions such as Las Vegas, Nevada.
C	They are typically associated with upper parts of the drainage basin.
D	They exclusively occur in meandering river floodplains.
E	They are becoming more uncommon occurrence due to global warming.

Question 35

Point bars on meandering rivers form as a result of which of the following? (ID-GAM-31)

A	Seasonal floods that resulting overprinting of existing low elevation regions of floodplains.
B	Erosion of the floodplain due to increased in flow velocity close to the outside of the bend.
C	Sediment deposition due to decreased in the flow velocity close to the outside of the bend.
D	Erosion of the floodplain due to increased in flow velocity on both sides of the bend.
E	Sediment deposition due to increased in the flow velocity close to the outside of the bend.

Question 36

Which of the following statement best describe tsunamis? (ID-GAM-52)

A	A natural hazard that is only found in the Asian regions such as Japan and Indonesia.
B	Sudden vertical movement of ocean waters caused by an underwater seismic event.
C	Generate only P type seismic waves.
D	Only occurred during the last 10,000 years.
E	Occurs when two earthquakes occurs under water at the same (or close to each other) time.

Question 37

During a Geotechnical Mitigation process, which of the following would result in safer environment? (ID-GAM-60)

A	Decrease in effective stress
B	Increase in internal friction angle.
C	Decrease in soil shear strength
D	Increase in pore pressure
E	Decrease in grain friction.

Question 37 Explanation: 

S = (σ–u) tan Φ Check this...

Question 38

Which of the following landslide type has the slowest lateral movement of earth materials? (ID-GAM-35)

A	Soil creeps
B	Mud flows
C	Earth flows
D	High angle rockfalls
E	Debris avalanches

Question 38 Explanation: 

Soil creeps could move few cm per day to 100s of meters per day depending on variety of geological conditions. But typically the term "creep" is used to describe very slow (cm scale) movement of earth.

Question 39

According to the 2016 radon gas concentrations study in Calgary area by a University of Calgary research team, at least one in how many homes are over the acceptable maximum limit of radon concentration (in Calgary)? (ID-GAM-76)

A	1 in 60
B	1 in 30
C	1 in 5
D	1 in 10
E	1 in 100

Question 40

Zone of accumulation have which of the following soil horizon(s)? (ID-GAM-03)

A	A and C
B	B and C
C	C
D	O , A and E
E	B

Question 41

Which of the following trace element is associated with goiter which is caused by the enlargement of the thyroid gland? (ID-GAM-78)

A	Manganese
B	Arsenic
C	Iodine
D	Radon
E	Fluorine

Question 42

A tsunami that travels towards the nearby coast is known as ______ and another tsunami that travels out to the deep ocean is known as ______. (ID-GAM-66)

A	Japanese tsunami , Chinese tsunami
B	local tsunami , distant tsunami
C	low intensity tsunami , high intensity tsunami
D	high intensity tsunami , low intensity tsunami
E	coastal tsunami , distal tsunami

Question 43

Which of the following statement is true about seismic waves generated by earthquakes? (ID-GAM-50)

A	P wave travel at a much slower velocity than the S saves.
B	Seismic amplitude arrival times become shorter (faster) as you move away from the epicenter.
C	Magnitude of an earthquake at the focus is directly measured by seismic monitoring centers.
D	Seismic frequency attenuation effect is large with the loner distance from the epicenter.
E	Majority of the shaking of large tall buildings at a significant distance to epicenter is caused by high frequency seismic waves.

Question 43 Explanation: 

Attenuation is a reduction of signal strength during traveling across different mediums. Attenuation weaken and reduce the frequency of waves. Geophysics majors in this class and Geology students who will take Geophysics classes as options will learn about signal attenuation in depth in future classes.

Question 44

When analyzing slope stability, the Safety Factor (SF) is said to be within the stable limits when.... (ID-GAM-36)

A	SF is greater than 1.
B	SF is equal to 0.
C	SF is equal to 1.
D	SF is greater than 100.
E	SF is equal 100.

Question 44 Explanation: 

Safety Factor (SF) is the ratio of resisting forces to driving forces.

Question 45

What properties of rock fracture systems are most important to geologists and engineers? (ID-GAM-22)

A	Depth and overburden pressures that resulted in fractures.
B	None of the answers are correct.
C	Frequency and orientation of fractures.
D	Temperature and pressure that causes the fracture network.
E	Length and width of fractures.

Question 45 Explanation: 

This is a difficult question because four answers are correct. But in multiple choice exams, you should be able to choose the most important factors. This will become very important in some advanced classes. Welcome to the University new comers!

Question 46

What is the major assumption in the dilatancy-diffusion model (theory) of earthquakes? (ID-GAM-65)

A	Pressure is the primary cause of all earthquakes.
B	Earthquakes and other tectonic activities are the major driving forces for global warming.
C	Earthquakes are caused as a result of significant movement of tectonic plates.
D	Earthquake zones are always accompanied by volcanic activities.
E	At first stage of earthquake development, the elastic strain increases in rocks.

Question 46 Explanation: 

Environmental Geology 9th Edition by Edward A. Keller; ISBN-978-0-321-64375-9

Question 47

Seismic frequency can be best described as... (ID-GAM-48)

A	length of signal wavelets.
B	wavelets per minute.
C	cycles per second.
D	distance between the peak and trough of a wavelet.
E	vibrations per period.

Question 48

One of the characteristic of high sediment carrying stream would be that they have a.... (ID-GAM-29)

A	low gradient.
B	high rate of discharge.
C	small flood plain.
D	large flood plain.
E	wider river channel.

Question 49

According to the worldwide magnitude and frequency of earthquakes by descriptor classification, the term "Major Earthquake" is used for seismic events that exceed what magnitude? (ID-GAM-43)

A	Magnitude 5
B	Magnitude 4
C	Magnitude 7
D	Magnitude 3
E	Magnitude 6

Question 50

High concentration of which of the following trace element in our environment is associated with deafness? (ID-GAM-77)

A	Manganese
B	Radon
C	Iodine
D	Arsenic
E	Fluorine

Question 51

The layers between the two yellow dash lines on the following picture is within the zone of leaching and also includes the top soil layer. Which of the following soil horizons would most likely to be present in this highlighted section? (ID-GAM-02)

A	A , B and R
B	A , E and O
C	B , C and R
D	B , R and C
E	B , E and O

Question 51 Explanation: 

A and E are within the zone of leeching and the top layer you observe in this picture is the O horizon.

Question 52

Majority of solid waste in modern day urban centers are composed of which of the following? (ID-GAM-24)

A	Wood
B	Paper
C	Plastics
D	Metals
E	Glass

Question 52 Explanation: 

Environmental Geology 9th Edition by Edward A. Keller; ISBN-978-0-321-64375-9

Question 53

Which of the following best describe expansive soils? (ID-GAM-11)

A	They have the ability to increase in volume with change water content.
B	They have the ability to decrease in volume with change water content.
C	They are mostly made up of silicate minerals such as quartz and pyroxenes.
D	They have the ability to either increase or decrease in volume with change water content.
E	They have larger soil particles than other types of soils.

Question 54

What causes majority of sinkholes? (ID-GAM-27)

A	Physical breakdown of compacted sediments.
B	Physical breakdown of subsurface rocks.
C	Shrinking of salt deposits due to high overburden pressure.
D	Reduction of pressure caused by extraction of fluids from pores.
E	Chemical weathering of soluble rocks.

Question 55

Which of the following would you expect to observe, if you were to place a hydroelectricity dam for on a natural river? Upstream refers to river from origin point to the dam and downstream refers from the dam to the river mouth. (ID-GAM-30)

A	Upstream deposition of sediments while significant downstream erosion.
B	Increased in sediment stability in the upstream.
C	Increased in biodiversity in the upstream environments due to higher availability of water.
D	Increased in river avulsion both upstream and downstream.

Question 56

In Canada, radon gas pollution is often observed in houses. It is a dangerous gas that cause lung cancer and is produced by what type of rock or mineral? (ID-GAM-23)

A	Calcium bearing rocks
B	Iron and metal oxides bearing rocks
C	Gold bearing rocks
D	Uranium bearing rocks
E	Cesium bearing rocks

Question 57

Which of the following could potentially would not result in a sinkhole? Note, all listed answers could cause sinkholes, but one is least likely. (ID-GAM-40)

A	Subsurface natural drainage systems.
B	Intrusion of igneous magmas across metamorphic rocks in the subsurface.
C	Chemical weathering of subsurface limestone.
D	Increased in overburden pressure due to urbanization and building developments.
E	Liquefaction caused by earthquakes and other naturally occurring vibrations.

Question 57 Explanation: 

Metamorphic rocks are typically strong solid rocks. While intrusion of magmas across these types of rocks could reduce the strength of rocks, it is not usually large enough to cause sinkholes. Magma intrusions could also potentially increased the strength of rocks by fusing existing caverns and fractures.

Question 58

What is the most common test performed on rocks to determine their strengths? (ID-GAM-21)

A	Extensional Strength test.
B	Uniform Comprehensive Force test.
C	Unified Conditional Strength test.
D	Common Load test.
E	Unconfined Comprehensive Strength test.

Question 59

Some soil profiles have E horizon. E horizon is characterized by which of the following? (ID-GAM-04)

A	Extensive organic root networks.
B	None of the answers are correct.
C	Iron-bearing components.
D	Highly concentrated organic matter such as decomposing or decomposed leaves.
E	Unweathered or unaltered materials.

Question 60

How does the retention pond flood mitigation method work? (ID-GAM-33)

A	Increasing the volume of water in rivers.
B	Reducing the storm drainage discharge rate.
C	Increasing the penetration of water in the subsurface.
D	Increasing the discharge rate of rivers.
E	Holding water from a flood indefinitely.

Question 61

What is the difference between magma and lava? (ID-GAM-68)

A	Molten rock and minerals in subsurface is known as magma while it is on the surface known as lava.
B	Magma has a higher viscosity and low flow rate than lava.
C	Magma is produced at plate boundaries without volcanic activity while lava is produced at volcanic zones.
D	Magma solidify at much higher temperatures than lava.
E	Lava is produced when the molten solution has at least 40% of water or hydrous minerals.

Question 62

On the following stress-strain diagram, what is highlighted by the the position label III? (ID-GAM-19)

Original: https://en.wikipedia.org/wiki/Deformation_%28engineering%29

A	Rupture point
B	Ultimate strength
C	Proportional elastic limit or yield strength
D	Rupture or fracture strength

Question 63

Majority of volcanic gas is composed of what type of compound? (ID-GAM-71)

A	nitrogen
B	ammonia
C	methane
D	water
E	carbon dioxide

Question 64

Which seismic wave is released first during an earthquake? (ID-GAM-79)

A	Rayleigh wave
B	None of the answers are correct.
C	P-wave
D	Love wave
E	S-wave

Question 64 Explanation: 

All seismic waves are released at the same time during a seismic event. However, the arrival time to a detection center at a some distance varies with P-wave being the first wave to arrive.

Question 65

At the water table, the water is mostly subjected to which of the following? (ID-GAM-57)

A	Static-dynamic pressure
B	Overburden load pressure
C	Hydrostatic pressure
D	Atmospheric pressure
E	Pore pressure

Question 66

Why would we sometimes observe increased in radon gas in water wells months or weeks before an earthquake? (ID-GAM-54)

A	Build up of pressure causes the radon gas to move from the fault surface to other regions.
B	Change in density of gases in the subsurface due to multiple forces acting in the fault region result in radon flowing to low density zones.
C	Some earthquake zones produce radon gas as a byproduct of fiction between rocks.
D	Energy released just before the earthquakes result in expedite decay of uranium.
E	Expansion of rocks and fractures with influx of water in the region just before an earthquake allow radon gas to migrate.

Question 67

Which of the following is involved in the environmental mitigation process? (ID-GAM-12)

A	Creation of a plan for land-use for the project.
B	Identification of important environmental issues.
C	Detailed evaluation of several selected sites.
D	Finding methods to minimize environmental damage.

Question 67 Explanation: 

Environmental Geology 9th Edition by Edward A. Keller; ISBN-978-0-321-64375-9

Question 68

Building structures on the beach often leads to which of the following issue? (ID-GAM-64)

A	Subsidence
B	Increased in sea level
C	Interruption of longshore drift result in increased erosion
D	Increased in tidal current frequency

Question 69

Long Beach, USA subsidence is caused by... (ID-GAM-63)

A	human activities such as building large structures hence increasing the pressure in subsurface and increasing subsidence.
B	human extraction of fluids from the subsurface.
C	natural seepage of fluids from the subsurface.
D	tectonic activities near the San Andreas Fault.

Question 70

Given the following information, calculate the Factor of Safety (SF). (ID-GAM-38)
Driving force = 4.2 x 10¹⁰ Nm
Resisting force = 12.6 x 10¹⁰ Nm
Shear strength = 2.0 x 10⁶ Nm

A	SF = 0.33
B	SF = 6
C	SF = 2
D	SF = 6
E	SF = 3

Question 70 Explanation: 

SF = resisting force /driving force
SF = (12.6 x 10¹⁰ Nm)/(4.2 x 10¹⁰ Nm) =3

Question 71

Granular soil texture is most common in ______ horizons and platy texture is most common in ______ horizons. Answers are in respective order. (ID-GAM-09)

A	A type , E type
B	B type , E type
C	C type , E type
D	B type , C type
E	A type , B type

Question 72

When is a soil sample block is said to be saturated (geological engineering tests)? (ID-GAM-10)

A	If the pore space is completely saturated with gas(s).
B	If the sample has no pore space due to tight compaction.
C	If the sample shows no evidence of flow or fluid migration.
D	If the pore space is completely filled with fluid(s).
E	If the sample has no porosity due to tight compaction.

Question 72 Explanation: 

Typically it is water saturation. In Alberta, you often come across oil or petroleum or organic fluid saturated samples. You will learn about these in detail in higher level geology classes.

Question 73

Drainage control can stabilize a potentially hazardous areas by performing which of the following fundamental task? (ID-GAM-39)

A	Completely diverting all possible water drainage into the hazardous zones. Hint: It is impossible to completely divert all sources.
B	Reducing the water flow within the subsurface hence decreasing the pore pressure within subsurface that could encourage landslides.
C	Reducing the possibility of subsurface springs within the hazardous zones hence reducing the water accumulation in the region.
D	Increasing the pore pressure within the subsurface hence increasing the friction between potential failure planes and the subsurface.

Question 73 Explanation: 

This question is a bit difficult question. You should know that reducing water within subsurface sediments will also reduce the pore pressures and increase the friction between grains. This will add to the resisting force hence lowering the possibility of landslides.

Question 74

Which of the following is not required in order to classify a substance as soil? (ID-GAM-01)

A	Solid earth materials that can be removed without blasting.
B	A material that can support growth of plants through allowing roots to penetrate.
C	Earth materials that has been altered by biological processes.
D	Specific assemblage of minerals and rock fragments.
E	Earth materials that has been altered by physical processes.

Question 75

What are seismic gaps? (ID-GAM-67)

A	Time duration intervals between each arrival of seismic wavelets to the monitoring center.
B	Difference in arrival times between the P wave and S wave at the monitoring center.
C	Distance between the first geophone and the epicenter of an earthquake.
D	It describes our lack of understanding of seismic events due to complexity of plate tectonics and fault propagation mechanisms.
E	Time duration between major earthquakes near an active zone.

Question 76

On the following stress-strain diagram, what is highlighted by the the position label II? (ID-GAM-18)

Original: https://en.wikipedia.org/wiki/Deformation_%28engineering%29

A	Rupture or fracture strength
B	Ultimate strength
C	Proportional elastic limit or yield strength
D	Rupture point

Question 77

On the following stress-strain diagram, what is highlighted by the the position label I? (ID-GAM-17)

Original: https://en.wikipedia.org/wiki/Deformation_%28engineering%29

A	Proportional elastic limit or yield strength
B	Ultimate strength
C	Rupture point
D	Rupture or fracture strength

Question 78

What what term is used to describe the point of origin of an earthquake? (ID-GAM-42)

A	Focus
B	Epicenter
C	Scarp
D	Foreshock
E	Hypocenter

Question 79

Which factors have the greatest impact against environmental law? (ID-GAM-13)

A	Natural environmental problems such as floods
B	Sudden unexpected failures in environmental mitigation programs.
C	Natural animal activities such as bears in populated neighborhoods.
D	Wealth and power.
E	Political donations.

Question 79 Explanation: 

Environmental Geology 9th Edition by Edward A. Keller; ISBN-978-0-321-64375-9

Question 80

One of the movies you watched in class, a character picked up a rock and called it a dolomite. Why would you disagree with this statement? (ID-GAM-20)

A	This class is so hip and crazy.
B	Physical appearance of the rock sample is not that of calcite.
C	The environment which the movie scene took place cannot be producing calcite.
D	It could be quartz.
E	It could be calcite.

Once you are finished, click the button below. Any items you have not completed will be marked incorrect. Get Results

There are 80 questions to complete.

←

List

→

Return

Shaded items are complete.

1	2	3	4	5
6	7	8	9	10
11	12	13	14	15
16	17	18	19	20
21	22	23	24	25
26	27	28	29	30
31	32	33	34	35
36	37	38	39	40
41	42	43	44	45
46	47	48	49	50
51	52	53	54	55
56	57	58	59	60
61	62	63	64	65
66	67	68	69	70
71	72	73	74	75
76	77	78	79	80
End

Return

You have completed

questions

question

Your score is

Correct

Wrong

Partial-Credit

You have not finished your quiz. If you leave this page, your progress will be lost.

Correct Answer

You Selected

Not Attempted

Final Score on Quiz

Attempted Questions Correct

Attempted Questions Wrong

Questions Not Attempted

Total Questions on Quiz

Question Details

Results

Date

Score

Hint

Time allowed

minutes

seconds

Time used

Answer Choice(s) Selected

Question Text

All done

Need more practice!

Keep trying!

Not bad!

Good work!

Perfect!

If you get a question wrong, you can still click on the other answers. You have multiple opportunities to select the correct answer. This will open up hints and explanations (if available), which will provide additional information.