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Geology (GLGY 201-UCAL) Final Exam

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Question 1

The physical processes exists today also operated in the past roughly at the same rates and these processes were responsible for the formation of geologic features. This statement is best known as the... (ID-GLF-15)

A	Theory of Rock Cycle
B	Theory of Plate Tectonics
C	Principle of Original Horizontality
D	Principle of Superposition
E	Principle of Uniformitarianism
F	Theory of Geologic Evolution

Question 2

All hydrocarbons contain which of the following elements? (ID-GLF-50)

A	Carbon, nitrogen and oxygen
B	Carbon and hydrogen
C	Carbon and nitrogen
D	Carbon, hydrogen and oxygen
E	Carbon and oxygen

Question 3

Cone of dispersion will result in... (ID-GLF-89)

A	lowering of the groundwater table at the regional scale.
B	raising of the groundwater table at the global scale.
C	increased availability of groundwater in shallow wells.
D	lowering of the groundwater table at the global scale.
E	raising of the groundwater table at the regional scale.

Question 3 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 4

The following image of a large outcrop can be best described as... (ID-GLF-107)
Please pay attention to the circled (green) area of the image.

A	structural feature originated primarily due to an igneous event.
B	deformation that resulted in folding.
C	deformation that resulted in faulting.
D	deformation caused by extensional tectonics.

Question 5

Why earthquakes are rare below 660 km? (ID-GLF-119)

A	Mantle is ductile
B	Increase in frictional forces
C	Lack of water
D	Increase in pressure
E	Lower temperatures

Question 5 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 6

You are standing on this feature if the topographic contours on either side of you are decreasing. (ID-GLF-80)

A	Ridge or hill top
B	Normal fault line
C	Valley or topographic depression
D	Reverse fault line

Question 7

Geothermal energy relies on heat from what source? (ID-GLF-76)

A	Earth's crust
B	Friction heat produced at plate margins
C	Heat absorbed by surface rocks
D	Radioactive decay within the Earth's core
E	Earth's mantle

Question 8

When does sediment liquefaction occur? (ID-GLF-55)

A	It occur when the pore water pressure increased enough to push sediment grains apart from each other.
B	It occurs when ground shake due to P-wave vibrates sediments hard enough resulting solids behaving like liquids.
C	It occurs due to nuclear radiation caused by decomposition of radioactive elements within sediments and minerals.
D	It occurs when sediments from deep underground which are formed under high pressure were exhumed in a short period of time.
E	It occurs as the heat from magma melts the wall rock (country rock) resulting melting of the surrounding.

Question 9

What is closure temperature? (ID-GLF-23)

A	The temperature above which crystals are first formed.
B	The temperature below which magma no longer have the ability to erupt out of the volcano.
C	The temperature above which the water is neither a gas nor a liquid.
D	The temperature below which crystals are first formed.
E	The temperature below which isotopes are no longer free to move.

Question 10

Mountain building along convergent boundaries would result in formation of fold thrust belts _____ and the subduction related volcanoes _____. (ID-GLF-101)

A	seawards , on the extinct arc
B	landwards , on overriding pate
C	on overriding plate , landwards
D	None of the answers are correct.

Question 10 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 11

Which of the following statement is true about seismic waves? (ID-GLF-115)

A	Seismic waves were first discovered by Andrija Mohorovicic.
B	Seismic waves are able to sustain their energy in softer mediums for a longer period of time.
C	Seismic waves that enters a faster medium from a slower medium will undergo refraction towards the normal.
D	Seismic waves travel faster in high density mediums.
E	Surface seismic waves are the fastest in terms of travel time.

Question 12

Which earthquake intensity scale takes into account the amount of slip that has occurred along the fault plane? (ID-GLF-01)

A	Wadati-Benioff scale
B	Richter scale
C	Seismic-moment magnitude scale
D	Mercalli scale

Question 13

Upstream erosion of a river is known as... (ID-GLF-92)

A	headward erosion.
B	surface erosion.
C	drainage erosion.
D	dendritic network.
E	fracture network.

Question 13 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 14

Which of the following is the main force in driving plate tectonics? (ID-GLF-13)

A	slab pull
B	ridge push
C	suction force
D	trench roll back

Question 15

Geophysicists recognized that the Earth’s outer core was liquid because... (ID-GLF-05)

A	S-waves disappeared at the mantle-outer core boundary
B	P-waves disappeared at the mantle-outer core boundary
C	L-waves disappeared at the mantle-outer core boundary
D	R-waves disappeared at the mantle-outer core boundary

Question 16

This process occurs due to air becoming warmer, buoyant and rises. The primary driving force for this process is the temptation variations on the Earth's surface. What is this process? (ID-GLF-41)

A	Convective lifting
B	Frontal lifting
C	Divergent lifting
D	Orographic lifting
E	Convergence lifting

Question 17

What is permineralization? (ID-GLF-67)

A	Formation of new minerals when preexisting minerals change into new minerals as a result of an increase in pressure and temperature.
B	The process by which a magma becomes progressively more silicic as it cools, because early formed crystals settle out.
C	The fossilization process in which plant material becomes transformed into rock by the precipitation of silica from groundwater.
D	The clumping together of clay suspended in river water into bunches that are large enough to settle out.
E	The process by which atoms dissolved in a solution come together and form minerals.

Question 18

Which of the following substance is most common in ocean salts? (ID-GLF-64)

A	Chloride
B	Calcium
C	Sodium
D	Potassium
E	Magnesium

Question 19

Mushrooms and yeast belong to this Eukarya domain. (ID-GLF-69)

A	Bacteria
B	Protista
C	Animalia
D	Fungi
E	Plantae

Question 20

____ is the condition that exists when the buoyancy force pushing lithosphere up equals the gravitational force pulling lithosphere down. (ID-GLF-48)

A	Accretion
B	Isostasy
C	Orogeny
D	Mesopause
E	Induced equilibrium

Question 21

Which of the following is not a type of primary porosity? (ID-GLF-85)

A	Vesicles and voids within matrix
B	Reef framework
C	Inter granular porosity
D	Dissolution

Question 21 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 22

The boundary between the crust and the mantle is know as the... (ID-GLF-07)

A	Wadati-Benioff discontinuity
B	Wegener discontinuity
C	Mohorovic discontinuity
D	Mercalli discontinuity

Question 23

The sorted sediments deposited by a stream is known as/form... (ID-GLF-58)

A	alluvium.
B	braided plane.
C	graded deposits.
D	alluvium fan.
E	stream terraces.

Question 24

You have been hired as a Geotechnical Specialist, a Geologist or a Geological Engineer by the City of Calgary. You have been assigned to find out why a road surface crumbles as a result of "popping-up" during wet Winter/Spring and subsiding during warm hot summers. What is the most likely fundamental conclusion you would submit to the City of Calgary? Note: This is a real world problem happening here in Dhalhouise, Calgary right now. (ID-GLF-91)

A	Weight of the materials used to construct the road surface is effecting the groundwater pressures in the subsurface.
B	The groundwater must be flowing at a faster rate during wet spring and summer than during winter causing subsurface erosion.
C	There must be a very large cone of depression directly under the road surface in question causing surface to subside during warm and dry seasons.
D	Pore pressures that holds the grains apart fluctuates causing subsidence during warm summers and uplift during wet winters and springs.

Question 24 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 25

Diversity of genera/organisms peaked during what time? (ID-GLF-21)

A	Late Cenozoic
B	Early Cambrian
C	Early Cenozoic
D	Early Proterozoic
E	Late Mesozoic

Question 26

An earthquake of magnitude 5.0 is _______ than an earthquake of magnitude 4.0. (ID-GLF-118)

A	10 times less
B	1 times less
C	10 times more
D	100 times less
E	100 times more
F	1 times more

Question 26 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 27

Paleozoic era is divided in to several periods. Which is the oldest Paleozoic era? (ID-GLF-19)
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this question without using any AIDS.

A	Paleogene
B	Silurian
C	Devonian
D	Cretaceous
E	Cambrian

Question 28

The ___ is defined by the average environmental conditions while ___ is defined by the local and short term environmental conditions. (ID-GLF-42)

A	weather seasons , plate tectonics
B	temperature . heat
C	precipitation . rain
D	high pressure systems , low pressure systems
E	climate , weather

Question 29

Which of the following is used for representing relationships between organisms and their ancestors? (ID-GLF-70)

A	taxonomy diagram
B	historical tree
C	phylogenetic tree
D	hierarchical diagram
E	ancestral diagram

Question 30

The ____ has a relatively stable and stratified column of air that also contains most of the ozone layer in our atmosphere. (ID-GLF-36)

A	troposphere
B	thermosphere
C	stratosphere
D	exosphere
E	mesosphere

Question 31

What is a river gradient? (ID-GLF-94)

A	It measures the change in capacity of sediment load over a distance.
B	It measures the elevation change over the distance of flow.
C	It measures the largest clast/sediment size a stream/river can transport.
D	It measures the speed at which the river flows.
E	It measures the rate at which the transport system deposit its load over a distance.

Question 31 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 32

How do we measure stress experienced by geologic materials in nature? (ID-GLF-112)

A	We measure stress using changes in pressure and temperature observed within geologic materials over a period.
B	We measure stress based on detection of earthquakes and their magnitudes with respect to location.
C	None of the answers are correct.
D	We measure stress using specialized equipment that keep track of movement of geologic masses.
E	We cannot directly measure stress, but we can infer stress using strain preserved as deformations in minerals and rocks.

Question 32 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.
Note: Most than one answer is correct. But on multiple choice exams, you should choose the MOST suitable answer. Consider this question as a good example for your future university exams.

Question 33

Following animation demonstrates ___ type of fault. (ID-GLF-45)
Note: Do not worry about the vector arrows. This animation was created for 300/500-level structure classes.
NONE

A	Right lateral strike-slip fault
B	Not enough information is provided in the question.
C	Left lateral strike-slip fault
D	Reverse fault
E	Normal fault

Question 34

About 99% of the air in our atmosphere lies below this altitude. (ID-GLF-33)

A	About 1 km
B	About 5 km
C	About 100 km
D	About 10 km
E	About 30 km

Question 34 Explanation:

The answers are intentionally spread apart in altitude value. This is because you do not have to know the exact altitude, but you should have a rough idea.

Question 35

What process result in pelagic sediment depositions? (ID-GLF-63)

A	Accumulation of microscopic shells and file flakes of clay at the ocean floor.
B	Deposition of organic matter on terrestrial sediments due to decay of plants and organisms.
C	Erosion of high standing sedimentary structures and subsequent deposition of the materials downstream.
D	Deposits of rock fragments and sediments left behind after a glacier has migrated through a region.
E	Sudden decrease in energy of a river system result in accumulation of the bedloard.

Question 36

Seismic waves traveling through a faster medium (eg. peridotite) enter a slower medium (eg. sandstone). The waves will ______ as they enter the slower medium. (ID-GLF-74)

A	bent away from the normal
B	be refracted
C	split into several rays
D	bent towards the normal
E	disintegrate

Question 37

Which of the following statement regrading Appalachian orogeny is true? (ID-GLF-103)

A	Appalachian orogeny occurred at the same time as the Grenville orogeny.
B	Allegheny Mountains formed before the both of the Appalachian and Grenville orogenies.
C	Appalachian orogeny is occurred as a result of four separate continental collisions. Hint: Three separate continental collisions.
D	Appalachian orogeny occurred after the Grenville orogeny.

Question 37 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 38

What is the most fundamental factor that determine the shape of a canyon or valley? (ID-GLF-59)

A	Its elevation from the sea level.
B	Resistance of its walls to erosion slumping.
C	Sediment load of the river/stream.
D	Flow rate of the water (velocity) and the volume of water.

Question 39

Abandoned deltas are characterized by which of the following? (ID-GLF-97)

A	Smaller lobes
B	Headward erosion
C	Downcutting
D	Uplift
E	Subsidence

Question 39 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 40

Which of the following is an example of a orogenic mountain belt that has formed from the collision of two large continents? (ID-GLF-12)

A	Basin and Range
B	Canadian Rockies
C	Himalayas
D	Hawaiian Islands

Question 41

What is the best description of the fold depicted in the following cross section? (ID-GLF-84)

A	Symmetric syncline
B	Overturned syncline
C	Symmetric anticline
D	Asymmetric anticline
E	Asymmetric syncline

Question 42

What is the difference between a focus and an epicenter of an earthquake? (ID-GLF-53)

A	They are interchangeable terms used geoscientists to describe earthquakes.
B	The focus is the geographic location of the seismometer and the epicenter is the physical position of the earthquake.
C	The epicenter is the location where a fault slips during an earthquake while focus is the point on the surface of the Earth directly above the focus of an earthquake.
D	The focus is the location where a fault slips during an earthquake while epicenter is the point on the surface of the Earth directly above the focus of an earthquake.
E	The term focus is used when the earthquake occur under water/in oceans while the term epicenter is used when it occurs on land.

Question 43

What is the most common cause of earthquakes? (ID-GLF-110)

A	Human interference such as construction and nuclear detonations
B	Magma migration
C	Crustal fault slips
D	Volcanic eruptions
E	Sudden changes in mineral structures

Question 43 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 44

What is adiabatic cooling or adiabatic heating? (ID-GLF-34)

A	Cooling or heating of air or matter without the addition or subtraction of atoms or molecules.
B	Cooling or heating of air or matter without decreasing or increasing of temperature.
C	Cooling or heating of air or matter without increasing or decreasing of pressure.
D	Cooling or heating of air or matter through compression solidification or decompression melting.
E	Cooling or heating of air or matter without the addition or subtraction of thermal energy.
F	Cooling or heating of air or matter through geologic uplift.

Question 45

Oil forming temperature range is known as the... (ID-GLF-51)

A	ideal window.
B	ideal temperature.
C	oil window.
D	decomposition temperature.
E	critical temperature.
F	critical window.

Question 46

When the ocean formed at the early stage of the Earth, the atmosphere because rich in what type of gas? (ID-GLF-32)

A	carbon dioxide
B	oxygen
C	nitrogen
D	ammonia
E	water vapor

Question 47

Radiometic age dating techniques using the Ab – Xy system (not areal system) in the mineral quarky (not a real mineral) in the diorite dyke found that the mineral started off with 160 parent isotopes, and today only 20 parent isotopes remain. The half life for the Ab – Xy system is 125 million years. What is the age of the diorite dyke? (ID-GLF-81)

A	100 Ma
B	250 Ma
C	125 Ma
D	375 Ma
E	300 Ma

Question 47 Explanation:

A = A* (1/2)^(t/h) where A=final amount, A*=initial amount, t= time and h=half-life. You would have to isolate t for the above answer.

Question 48

What is the best estimate of the age of Earth according to current scientific observations and evidence? (ID-GLF-25)

A	3.92 Ga
B	3.55 Ga
C	4.54 Ga
D	3.87 Ga
E	4.03 Ga

Question 49

Which of the following type of aquifer has the highest possibility for contamination and contaminant transport? (ID-GLF-87)

A	Unconfined aquifers with very high permeability.
B	Aquifers with very high porosity, but very low permeability.
C	Confined aquifers with very high permeability.
D	Aquifers with very low porosity and permeability.

Question 49 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 50

The following diagram depict a map view of a fault plane displacing a geologic units. Based on the displacement, what kind of fault is it? (ID-GLF-77)

A	Right-lateral strike slip fault
B	Thrust fault
C	Normal fault
D	Left-lateral strike slip fault
E	Reverse fault

Question 50 Explanation:

The key term "map view" should taken in to account. If you do not pay attention to that two words, you may pick the normal fault.

Question 51

What is 3H on the following diagram? (ID-GLF-30)
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this question without using any AIDS.

A	Permian
B	Jurassic
C	Carboniferous
D	Pennsylvanian
E	Devonian
F	Cretaceous

Question 52

What is the magnitude difference between a M5.0 and a M5.5 earthquakes? (ID-GLF-117)

A	5%
B	0.5%
C	5.5%
D	31.6%

Question 52 Explanation:

Log base-10: (10^5) / (10^5.5) x 100 =31.6%

Question 53

Force per unit area applied to a rock is known as.... (ID-GLF-03)

A	stress
B	shear
C	strain
D	deformation

Question 54

What is 3L on the following diagram? (ID-GLF-20)
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this question without using any AIDS.

A	Ordovician
B	Triassic
C	Devonian
D	Pennsylvanian
E	Jurassic

Question 55

The point within the Earth where an earthquake originates is called the... (ID-GLF-09)

A	trigger point
B	epicenter
C	slip point
D	focus

Question 56

What is the average frequency of earthquakes? (ID-GLF-109)

A	Daily
B	Weekly
C	Yearly
D	Monthly

Question 56 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 57

Where do majority of fossils found? (ID-GLF-66)

A	Within underwater mudslides
B	Within sedimentary rocks
C	Within metamorphic rocks
D	Within fluvial deposits
E	Withing igneous rocks

Question 57 Explanation:

Note, almost no fossil can survive metamorphism and very few fossils have been found in very good condition in igneous rocks.

Question 58

Alluvial fans deposits are characterized by which of the following features? (ID-GLF-95)

A	High clastic sediment deposits on the edge of the fan.
B	Gradual decrease in grain size from corasest to finest as moving from the mouth to the distal edge.
C	Very thick sandy deposits distally on the edge of the fan.
D	Muddy deposits closer to the mouth and sandy deposits distally at the edge.

Question 58 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 59

This type of faults occurred in subsurface and are invisible. (ID-GLF-111)

A	Inactive faults
B	Crustal faults
C	Marginal faults
D	Active faults
E	Blind faults

Question 59 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 60

Stream piracy occurs when.... (ID-GLF-61)

A	water levels are not high enough to maintain the flow resulting in change in stream direction.
B	reversing of the flow direction due to change in the direction of slope due to tectonic of other events.
C	water levels and flow rates are too high for a river bed to maintain its shape result in collapse of valleys or canyons.
D	headward erosion by one stream causes the stream to intersect another stream.

Question 61

What is a seismic zone? (ID-GLF-73)

A	None of the listed answers are correct.
B	An area that has been known to have earthquakes in high frequency in the past.
C	An area that is damaged by a recent earthquake.
D	An area where geoscientists predicted to have an earthquake in near future.
E	The epicenter of an earthquake.

Question 62

Majority of volcanic gas is composed of what type of compound? (ID-GLF-31)

A	nitrogen
B	carbon dioxide
C	water
D	ammonia
E	methane

Question 63

What is Laurentia? (ID-GLF-28)

A	None of the answers are correct.
B	A proposed Precambrian supercontinent that existed around 1 billion years ago.
C	The ocean that was once covered the Alberta region, which helped the formation of oil/gas deposits.
D	A continent in the early Paleozoic Era composed of today’s North America and Greenland.
E	A supercontinent that consisted of today’s South America, Africa, Antarctica, India, and Australia.

Question 64

In this section of our atmosphere the short-wavelength solar energy strips nitrogen molecules and oxygen molecules if their electrons and transforms them into positive ions. (ID-GLF-38)

A	Mesosphere
B	Ionosphere
C	Thermosphere
D	Troposphere
E	Stratosphere
F	Exosphere

Question 65

Which of the following is most likely a trace fossil? (ID-GLF-68)

A	Skeletons
B	Amber embedded fossils
C	Shell fragments
D	Petrified wood
E	Burrows

Question 66

Which of the following will not result in favorable environment for meandering streams? (ID-GLF-96)

A	Soft substrate with high degree of erosion
B	Narrow flood plains
C	Very low stream gradient
D	High sediment carrying capacity

Question 66 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 67

According to P-wave and S-wave arrival time equations, the difference between P-wave arrival and S-wave arrival time increases with the... (ID-GLF-116)

A	increase in density.
B	increase in density of the medium.
C	increase in travel distance.
D	decrease in density of the medium.

Question 67 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.
Note: Any changes in density of the medium affect both P and S waves.

Question 68

Mountain building involves all of the following except... (ID-GLF-105)
-Deformation
-Faulting
-Folding
-Partial melting
-Foliation
-Metamorphism
-Glaciation
-Erosion
-Sedimentation

A	Glaciation and Sedimentation
B	Partial melting, Sedimentation and Glaciation
C	Partial melting
D	Partial melting and Sedimentation
E	All of the above can be observed in mountain building processes.

Question 68 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 69

Generally, which of the following seismic wave arrive at the seismic station first? Choose the best answer. (ID-GLF-56)

A	S-wave
B	Surface wave
C	Shock wave
D	P-wave
E	Body wave

Question 70

Radiometic age dating techniques using the Ab – Xy system (not areal system) in the mineral quarky (not a real mineral) in the diorite dyke found that the mineral started off with some amount of parent isotopes, and today only 40 parent isotopes remain. The half life for the Ab – Xy system is 125 million years and the age of the diorite dyke is 250 million years. What is the initial parent isotopes count in the mineral? (ID-GLF-82)

A	125 parent isotopes
B	40 parent isotopes
C	160 parent isotopes
D	250 parent isotopes
E	100 parent isotopes

Question 70 Explanation:

A = A* (1/2)^(t/h) where A=final amount, A*=initial amount, t= time and h=half-life. You would have to isolate A* for the above answer.

Question 71

Continental rifts are mostly associated with which of the following? (ID-GLF-120)

A	Thrust faults
B	Abnormal faults
C	Normal faults
D	Strike-slip faults
E	Reverse faults

Question 71 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 72

What is 2A on the following diagram? (ID-GLF-24)
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this question without using any AIDS.

A	Pennsylvanian
B	Cenozoic
C	Phanerozoic
D	Mesozoic
E	Proterozoic

Question 73

At what range of depth does the brittle-plastic transition occurs in continental crust? (ID-GLF-57)

A	About 10 to 15 km
B	About 0 to 5 km
C	About 90 to 100 km
D	About 30 to 40 km
E	About 50 to 70 km

Question 74

The principle of inclusions state... (ID-GLF-18)

A	inclusions are younger than the rock which contains them.
B	younger rocks are always will be on top of the older rocks.
C	inclusions only occur in magma chambers.
D	inclusions are always older than the rock which contains them.
E	inclusions never appear on the surface of rocks.

Question 75

Where is the ocean floor deepest? (ID-GLF-10)

A	on the continental shelf
B	in rift valleys
C	in oceanic trenches
D	on the abyssal plain

Question 76

What is the primary contributing factor/force for sick-slip behavior of faults? (ID-GLF-54)

A	Ductile nature of the two moving sections.
B	Non-uniform boundary conditions between two moving sections.
C	Mineral alignment along the contact points between two moving sections.
D	Compression pressure along the contact boundary between two moving sections.
E	Friction between two moving sections.

Question 77

Which of the following sedimentary rocks would it be easiest to determine the type of rocks from which the sediment was derived? (ID-GLF-78)

A	Mudstone
B	Siltstone
C	Sandstone
D	Conglomerate

Question 78

What is 1A on the following diagram? (ID-GLF-24)
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this question without using any AIDS.

A	Proterozoic
B	Pennsylvanian
C	Phanerozoic
D	Cenozoic
E	Mesozoic

Question 79

Where does the mesopause boundary located? (ID-GLF-37)

A	Around the 10 km altitude.
B	Between Mesosphere and Troposphere.
C	Around the 45 km altitude.
D	Between Mesosphere and Stratosphere.
E	Between Mesosphere and Thermosphere.

Question 80

Folds with limbs dipping away from the hinge is known as __I__ and folds with dips dipping towards the hinge is known as __II__. (ID-GLF-47)

A	I. anticlines II. synclines
B	I basins II. arcs
C	I. arcs II. basins
D	I. synclines II. anticlines

Question 81

A geologic fold structure that is shaped like an arch where the limbs of the fold have the same dip angle in opposite directions is called a(an)... (ID-GLF-04)

A	asymmetrical syncline
B	symmetrical syncline
C	asymmetrical anticline
D	symmetrical anticline

Question 82

Groundwater extraction result in formation of cones of depression. Which of the following scenario would create the largest (deepest and most laterally extensive) depression cones? (ID-GLF-90)

A	Injection/addition of water into the ground due to heavy rainfall.
B	Extraction of groundwater in large volumes in a long period of time.
C	Extraction of groundwater in large volumes in a small period of time.
D	Higher rate of leaking groundwater into rivers and lakes due to higher formation pressures.

Question 82 Explanation:

Groundwater extraction at a higher rate/volume will reduce the window needed to "bounce back" of cone of depression by infilling the pore space.
Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 83

Which of the following characteristic of seismic belts is true? (ID-GLF-52)

A	They runs parallel to the equator of the Earth.
B	They usually coincide with plate boundaries.
C	They are defined by the magnetic forces of the Earth.
D	They only occur in ductile regions.
E	They are usually stationary and has been that for since the beginning of the Earth.

Question 84

The process whereby which early formed minerals in magma physically separate from the magma is called... (ID-GLF-14)

A	fractional melting
B	partial crystallization
C	fractional crystallization
D	decompression crystallization

Question 85

Which of the following statement is true on biological extinction? (ID-GLF-71)

A	It occurs when the last member of a given genus dies without producing any offspring.
B	It occurs when the last member of a given kingdom dies without producing any offspring.
C	It occurs when the last member of a given family dies without producing any offspring.
D	It occurs when the last member of a given class dies without producing any offspring.
E	It occurs when the last member of a given species dies without producing any offspring.

Question 86

Geologists use this term to describe the condition where the buoyancy force pushing lithosphere up equals to the gravitational force pulling lithosphere down. (ID-GLF-104)

A	Equilibrium
B	Orogeny
C	Isostasy
D	Induced stability

Question 86 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 87

What is 3G on the following diagram? (ID-GLF-39)
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this question without using any AIDS.

A	Eocene
B	Permian
C	Jurassic
D	Cretaceous
E	Cenozoic
F	Devonian

Question 88

Folding usually occur under what condition? Choose the best answer. (ID-GLF-46)

A	Ductile deformation
B	High pressure and low temperature
C	Brittle deformation
D	Low pressure and high temperature
E	At extensional settings

Question 89

In ___ volcanic eruption, groundwater interacts with the magma and the eruption blasts stream, ash and coarser blocks skyward, but little if any lava appears at the surface. (ID-GLF-72)

A	phreatic
B	plinean
C	vulcanian
D	surtseyan
E	strombolian

Question 90

What is orogeny? (ID-GLF-43)

A	Change in stress fields during metamorphism creating a differential stress which result in lineation of minerals.
B	Collision of two or more air masses which result in formation of clouds, wind and rain.
C	Movement of tectonic plates that result in formation of new crust due to upwelling of magma.
D	Forces and events leading to a large structural deformation of the Earth's lithosphere resulting mountain building.
E	Change in pressure and temperature in magma underground which eventually leads to fractional crystallization.

Question 91

A rock that has undergone deformation may...(choose all the correct answers) (ID-GLF-06)

A	most likely maintain the original mineral composition
B	change its location
C	change its shape by shortening
D	retains the primary igneous structures.
E	change its orientation

Question 92

In Geology, the term orogenesis refers to which of the following? (ID-GLF-99)

A	Study of the origins of rocks and minerals.
B	Process of mountain building.
C	Process of magma generation and solidification.
D	Study of the origin of Earth and its evolution.
E	Process of biological and geological evolution of life and Earth.

Question 92 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 93

Precambrian is divided into two Eons as shown on the following diagram as 1C and 1D. What are they? (ID-GLF-62)
Note: DO NOT scroll down to the Geologic Time scale on this page. Answer this question without using any AIDS.

A	Paleozoic and Phanerozoic
B	Proterozoic and Archean
C	Cenozoic and Mesozoic
D	Paleozoic and Mesozoic
E	Phanerozoic and Proterozoic

Question 94

What is the difference between a joint and a fault? (ID-GLF-106)

A	Joints are fractures that have no offsets, while faults are fractures with offsets.
B	Joints are much smaller in scale than faults.
C	Joints are planar metamorphic fabrics while faults are planer surfaces of physical separations within rocks.
D	Joints only occur in softer materials such as sediments and faults occur in hard rocks.
E	Joints are usually associated with igneous processes and faults are usually associated with orogenic processes.

Question 94 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 95

Deep focus earthquakes are most commonly associated with ____. (ID-GLF-02)

A	hot spots
B	transform zones
C	mid-ocean ridges
D	subduction zones

Question 96

What is Gondwana? (ID-GLF-29)

A	A continent in the early Paleozoic Era composed of today’s North America and Greenland.
B	A proposed Precambrian supercontinent that existed around 1 billion years ago.
C	The ocean that was once covered the Alberta region, which helped the formation of oil/gas deposits.
D	None of the answers are correct.
E	A supercontinent that consisted of today’s South America, Africa, Antarctica, India, and Australia.

Question 97

Which of the following describes the earthquake waves that travel through the interior of the Earth? (ID-GLF-08)

A	Rayleigh waves
B	Body waves
C	Love waves
D	Interior waves

Question 98

Arrange the geologic events on the following cross section from the oldest event (first one) to the youngest event (last one). (ID-GLF-83)

I. Deposition and folding of units 1 to 7
II. Intrusion of the granite pluton
III. Deposition of units A to C
IV. Formation of the unconformity
V. Faulting
VI. Intrusion of the gabbro dyke

A	V (oldest) , II , VI , IV , III , I (youngest)
B	VI (oldest) , I , III , V , II , IV (youngest)
C	I (oldest) , II , VI , IV , III , V (youngest)
D	VI (oldest) , II , III , IV , I , V (youngest)
E	I (oldest) , III , VI , IV , II , V (youngest)
F	V (oldest) , III , VI , IV , II , I (youngest)

Question 99

Which of the following statement is most likely correct about wetlands? (ID-GLF-88)

A	The water table must be relatively high in the wetland regions.
B	The permeability must be very low in the wetland regions.
C	The vadose zone must be extremely large (deep) in the wetland regions.
D	The hydraulic head must be very high in the wetland regions.

Question 99 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 100

The two most abundant rocks within oceanic crust are... (ID-GLF-11)

A	basalt and shale
B	basalt and gabbro
C	shale and limestone
D	shale and gabbro

Question 101

What is an isobar? (ID-GLF-40)

A	It is a bar where ice cold drinks are served only for cool geoscientists.
B	It is a line on a map used to separate different air pressures.
C	It is a representation of pressure - temperature boundaries which specific minerals may form out of a magma.
D	It is a graphical representation of change in temperature with depth in the lithosphere.
E	It is an imaginary line that separates the four major layers of atmosphere.

Question 102

The ____ is the layer of air that lies between the surface of the Earth and an elevation of 5 km to 18 km. It is the first (lowest) layer of the Earth's atmosphere. (ID-GLF-35)

A	exosphere
B	thermosphere
C	troposphere
D	stratosphere
E	ionosphere
F	mesosphere

Question 103

Typically orogenesis would create which of the following rock type? (ID-GLF-100)

A	Sedimentary rocks due to regional heating.
B	Igneous rocks due to uplift.
C	Metamorphic rocks due to contact metamorphism.
D	Sedimentary rocks due to regional subduction.

Question 103 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 104

Which of the following statement is correct about oxbow lakes? (ID-GLF-60)

A	Melting of glaciers due to friction between the ground and itself forms oxbow lakes at the base of the glacier.
B	Melting of glaciers at the surface (top) due to the heat from sun result in formation of oxbow lakes on top of the glacier itself.
C	A meander that has been cut off yet remains filled with water forms an oxbow lake.
D	Oxbow lakes are formed as a result of downcutting of the river into soft sediments hence they are unusually deep areas of a river.
E	All meandering rivers always from oxbow lakes.

Question 105

Structural geologists measure deformation on outcrops as... (ID-GLF-44)

A	stress.
B	pressures.
C	lineation. Hint: This is true, but this is an observation and not a measurement.
D	foliations. Hint: This is true, but this is an observation and not a measurement.
E	strain.

Question 106

Deformation of rocks exclusively through distortion (and distortion only) will most likely result in which of the following features? (ID-GLF-108)

A	Fractures
B	Folds
C	Faults
D	Upside down beds (oldest on top)

Question 106 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 107

Which of the following energy product has the highest number of carbons in their hydrocarbon molecule? (ID-GLF-49)

A	Natural gas
B	Heating oil
C	Tar
D	Gasoline
E	Bottled gas
F	Kerosene

Question 107 Explanation:

Note tar is also the most most viscous material listed above.

Question 108

What is a fossil assemblage? (ID-GLF-17)

A	A group of fossil species found in a specific sequence of sedimentary rock.
B	A set of fossils belongs to the same family of organisms.
C	A group of fossils native to a specific region.
D	None of the answers are correct.
E	A set of fossils that can be arranged in chronological order.

Question 109

What is Rodinia? (ID-GLF-27)

A	A continent in the early Paleozoic Era composed of today’s North America and Greenland.
B	The creatonic platform that forms the modern day Canada, USA and Mexico.
C	A proposed Precambrian supercontinent that existed around 1 billion years ago.
D	The ocean that was once covered the Alberta region, which helped the formation of oil/gas deposits.
E	A supercontinent that consisted of today’s South America, Africa, Antarctica, India, and Australia.

Question 110

Normal faults are more more abundant in which of the following Geologic setting? (ID-GLF-102)

A	Extensional rifting environments
B	Collisional orogenesis environments
C	Strike-slip environments
D	Mid-oceanic ridge environments

Question 110 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 111

What is competence of a sediment transport system? (ID-GLF-93)

A	It measures the volume of sediments transported by a stream/river system.
B	It measures the largest clast/sediment size a stream/river can transport.
C	It measures the rate of sediment supply to a stream/river system.
D	It measures the rate at which the transport system deposit its load.
E	It measure the flow rate of sediments at a fixed given location.

Question 111 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 112

The transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase is known as... (ID-GLF-98)

A	transpiration.
B	evaporation.
C	sublimation.
D	precipitation.
E	infiltration.

Question 112 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 113

Which isotopic system has the longest half-life period? (ID-GLF-22)

A	Rb/Sr
B	K/Ar
C	U/Pb
D	Sm/Nd

Question 113 Explanation:

While you do not have to know all the isotopic system, the U/Pb system is so important that at least you should know that.

Question 114

Ductile behavior occurs below ____ in the crust. (ID-GLF-113)

A	40 - 50 km
B	500 - 1000 m
C	5 - 7km
D	1000 - 1500 m
E	15 - 20 km

Question 114 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

Question 115

What is the exaggeration factor for a cross section with horizontal scale of 1:20,000 and vertical scale of 1:10,000? (ID-GLF-79)

A	Factor of 1
B	Factor of 20,000
C	Factor of 10,000
D	Factor of 3
E	Factor of 2

Question 116

Which of the following statement is true? (ID-GLF-65)

A	Higher the depth of a river, larger the volume of sediment deposition and accumulation on the river bed.
B	Dykes are formed primarily due to preexisting weak planes of the country rock.
C	Higher the mountains in collisional or convergent orogen, the deeper the crustal root.
D	Plate tectonic movement is mostly driven by the energy obtained through the rotation of the Earth. Hint: This is what some scientists thought long time ago. This has been proven to be incorrect.
E	Higher the friction between a glacier and the ground, faster the migration of the glacier.

Question 117

Which of the following statement is true? (ID-GLF-75)

A	Increasing depth often increase in hydrocarbon production. Hint: Yes, when you are within an oil/gas windows. But just because you increase in depth, doesn't mean it will favor formation of oil/gas.
B	Highly permeable rocks make very good petroleum seals/traps. Hint: Seal or trap rock/layers must be non-permeable to prevent hydrocarbons from escaping.
C	Oil window is smaller that that of natural gas window.
D	Permeability refers to the fraction of open space within rocks.
E	Kerogen forms at the Earth's surface.

Question 118

Sediments accumulates on fairly flat surfaces. This concept is found in which of the following? (ID-GLF-16)

A	Principle of Uniformitarianism
B	Theory of Plate Tectonics
C	Theory of Geologic Evolution
D	Principle of Superposition
E	Principle of Original Horizontality

Question 119

Aquifers are __I__ and aquitards are __I__. (ID-GLF-86)

A	I. subsurface regions where water accumulates II. subsurface structures that allow free flow of water
B	I. geologic materials that transmit water II. geologic materials that act as a barrier to flow
C	I. subsurface structures that allow free flow of water II. subsurface regions where water accumulates
D	I. geologic materials that act as a barrier to flow II. geologic materials that act as a barrier to flow
E	I. also known as vadose zones II. also known as zones of saturation
F	I. sediment or rock structures that has very low permeability II. sediment or rock structures that has very high permeability

Question 119 Explanation:

Ref: Dr. Alexander Dutchak Fall 2015 lecture notes.

Question 120

Which of the following is a characteristic of compressional waves? (ID-GLF-114)

A	Causes ground to ripple up and down like water waves in a lake.
B	Material moves back and forth parallel to the wave direction.
C	They are S-waves that intersects the land surface.
D	They are P-waves that intersects the land surface.
E	Slower than S-waves but faster than Love waves.

Question 120 Explanation:

Ref: Dr. Brandon Karchewski Fall 2015 lecture notes.

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Credits: Based on the excellent class notes provided by, Dr. Gerald Osborn during Fall 2010 and textbook ISBN-978-0-393-93750-3. This version has been updated on between September and December 2015 using excellent class notes provided by, Dr. Glenn Dolphin, Alex Dutchak and Dr. Brandon Karchewski during Fall 2015.
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Concepts and Additional Questions for Fall 2010 Final

Important!

↑ Some of these are already in the exam type questions in the quiz(above) ↑
Answers to these will NOT be posted. These are based on 2010 lecture notes!

-Know the definitions and features of Composite Volcanos (CV) and Shield volcanos (SV).
-Types of crystallization processes
-Geologic zones; subduction, mid ocean, etc and their features
-Difference between nonconformity and disconformity.
-Difference between stress and strain.
-Differences between tensile stress, compressional stress and shear stress
-Understanding geologic events based on relative deposition.
-Earthquakes and their nature of intensity.
-Types of waves; S-,P-,L- and R- waves.
-Earth’s components and their variation in composition.
-Be able to interpret features on a given map or cross-section.
-Mohorovic discontinuity and it’s importance to geologic studies.
-Know, asymmetrical syncline/anticline, symmetrical syncline/anticline.
-General history of geology as a study subject.
-Concept; slab pull, ridge push and hypothesis on why these occur.
-You should memorize this time scale. Yes, this will most likely appear on the final, but also very useful for the future of your geologic carrier. Most geologists and geophysicsts remember the Geologic Time Scale with respect to important events took place in the history.

Sanuja Senanayake

Geology 201 Final Exam-University of Calgary

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Geology (GLGY 201-UCAL) Final Exam

Concepts and Additional Questions for Fall 2010 Final

Standing on the shoulders of giants

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Geology (GLGY 201-UCAL) Final Exam

Concepts and Additional Questions for Fall 2010 Final

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Standing on the shoulders of giants