Final Exam

Navigation » List of Schools » Glendale Community College » Oceanography » Ocean 115 – Introduction to Oceanography » Winter 2022 » Final Exam

Need help with your exam preparation?

Existing Quiz Clients Login here

Below are the questions for the exam with the choices of answers:

Try The Exam

Question #1

Which is an example of coastal upwelling affecting weather onshore?

A A warm-water pool accumulates and warm moist air rises, inducing rainfall.

B Dry, cold air is transported from the north, inducing drought conditions.

C Southerly winds bring warm temperatures and dry weather.

D Cold water is transported away from the shore causing abnormally high temperatures.

E Cold water is brought to the surface that chills the air above, inducing cool, wet weather.

Question #2

What changes are caused by the El Niño Southern Oscillation in the Pacific Ocean?

A High pressure builds in the eastern Pacific.

B Low pressure builds in the western Pacific.

C Equatorial currents move faster.

D Trade winds blow from east to west.

E Trade winds blow from west to east.

Question #3

Why is humid air less dense than dry air?

A Molecules of water vapor have less mass than the displaced nitrogen and oxygen.

B Molecular movement of water vapor occupies less space than dry air.

C Molecular movement of water vapor occupies more space than dry air.

D Water vapor molecules are more compressed than dry air molecules.

E Molecules of water vapor have more mass than the displaced nitrogen and oxygen.

Question #4

What causes a decrease in oxygen levels beyond the sunlit layer?

A There are fewer animals present

B Mineral precipitation

C The respiration of marine animals and bacteria

D The by-products of photosynthesis

E Decreased saturation because of cooler water

Question #5

What type of water mass dissolves a higher concentration of gases?

A tropical water masses

B subtropical water masses

C temperate water masses

D polar water masses

E equatorial water masses

Question #6

The solar heating of Earth varies with ____ and ____.

A winds; convection

B seasons; latitude

C seasons; longitude

D longitude; latitude

E winds; reflection

Question #7

Which area receives the least amount of solar energy on Earth?

A mid-latitudes

B equatorial regions

C polar regions

D temperate regions

E tropical regions

Question #8

The concentration of ____ increases with depth, causing an increase in ocean acidity and influencing the calcite compensation depth.

A oxygen

B my mind

C carbon dioxide

D ammonia

E nitrogen

Question #9

During a change in state of water, which is true?

A As temperature increases, density stays the same.

B As heat is applied, temperature increases (or as heat is removed, temperature decreases).

C As heat is removed, density stays the same.

D As temperature increases, heat stays the same.

E As heat is applied (or removed), temperature stays the same.

Question #10

Ice is effective at cooling drinks because of the ____.

A diffusion of heat energy

B latent heat of fusion

C sensible heat loss of water

D latent heat of vaporization

E heat capacity of water

Question #11

What property of water is responsible for the amount of time it takes for water to reach the boiling point?

A adhesion

B heat capacity

C surface tension

D capillary rise

E density

Question #12

What is true of density, salinity, and temperature?

A Water masses of the same density will not combine.

B Only one combination of temperature and salinity can yield a given density.

C Both temperature and salinity decrease with depth.

D Many combinations of temperature and salinity can yield the same density.

E Density of water tends to decrease with depth.

Question #13

What describes the theoretical direction of Ekman transport in the Southern Hemisphere?

A In the same direction as the wind

B 90° to the right of wind direction

C 90° to the left of wind direction

D 45° to the left of wind direction

E 45° to the right of wind direction

Question #14

Active margins are also referred to as

A Atlantic-type margins

B Pacific-type margins

C Hot spots

D Spreading centers

E Fracture zones

Question #15

Where on the seafloor would you expect to find the thickest piles of sediment?

A Around hot spot volcanoes

B At a mid-ocean ridge

C Along the continental margin

D In a submarine canyon

E In a deep ocean trench

Question #16

As sediment accumulates in a continental margin, how will isostatic forces cause Earth’s crust behave?

A It will stay the same

B It will spread out

C It will be uplifted

D It will grow thicker

E It will subside

Question #17

Which condition is necessary for a planet to have a permanent liquid ocean?

A Perfectly spherical orbit

B Few moons

C Optimum distance from a star

D Toxic atmosphere

E Low gravity

Question #18

Only 10% of the energy is passed along from one trophic level to the next.

A True

B False

Question #19

El Nino events occur roughly every 4 to 7 years due to a reversal of Pacific trade winds.

A False

B True

Question #20

The seafloor is oldest at the Mid-Atlantic Ridge.

A True

B False

Question #21

The construction of jetties, groins or breakwaters interrupts the longshore current.

A True

B False

Question #22

An eastern boundary current is slower and colder than a western boundary current.

A False

B True

Question #23

In one hour, the Earth rotates through 15 degrees.

A False

B True

Question #24

Land has a greater heat capacity than water.

A False

B True

Question #25

The average salinity of the world’s ocean in about 3.5%

A True

B False

Question #26

Lines of latitude are parallel to one another.

A False

B True

Question #27

During an ice age, sea level would have been relatively lower than it is today.

A False

B True

Question #28

Petroleum most likely formed from which organic substrate?

A Whale falls

B Sea grasses

C Planktonic organisms and bacteria

D Fossilized fish

E Water column debris

Question #29

What is a major product of combustion for all hydrocarbons?

A oxygen

B hydrogen

C nitrous oxide

D nitrogen

E carbon dioxide

Question #30

What is an example of symbiosis?

A carrying capacity

B environmental resistance

C commensalism

D succession

E progression

Question #31

Which area is most likely to have the most populous and diverse community of organisms?

A intertidal zone

B deep ocean

C cobble beaches

D surface of a polar ocean

E surface of temperate ocean

Question #32

Which of the following is a ring-shaped island of coral?

A Barrier reef

B Fringing reef

C Drumlin

D Atoll

E Mangrove

Question #33

What type of tidal patterns exists on the west coast of the United States, which receives two high tides and two low tides of varying heights per day?

A diurnal tides

B semidiurnal mixed tides

C semidiurnal tides

D neap tides

E spring tides

Question #34

How fast does a wave with wavelength of 20 meters and period of 20 seconds travel?

A 1 meter per second

B There is not enough information to tell

C 20 meters per second

D 10 meters per second

E 400 meters per second

Question #35

What is true about the Coriolis effect?

A It is absent at the equator.

B It causes Northern Hemisphere surface currents to flow to the left of the wind direction.

C It causes cold-core eddies in the Northern Hemisphere to rotate clockwise.

D It is strongest near the equator.

E It causes the peak of the “hill” in the center of the gyre to be steeper on the eastern side.

Question #36

An air mass pausing above a warm ocean surface will have what characteristics?

A Cold, dry air with zones of low pressure

B Warm, humid air with zones of low pressure

C Warm, dry air with zones of high pressure

D Warm, humid air with zones of high pressure

E Cold, dry air with zones of high pressure

Question #37

Why can seawater hold many times more carbon dioxide than either nitrogen or oxygen at saturation?

A Carbon dioxide combines chemically with water to form carbonic acid.

B Carbon dioxide is more reactive.

C Carbon dioxide is used by plankton for energy

D Carbon dioxide is not used in photosynthesis.

E Carbon dioxide is used in mineral formation.

Question #38

An abundance of foraminifera shells would be described as what type of sediment?

A calcareous ooze

B evaporitic sediment

C siliceous ooze

D turbidic sediment

E diatomaceous earth

Question #39

What process gives trenches their unique arc-shaped depressions?

A Turbidity

B Volcanic eruptions

C Spreading

D Subduction

E Erosion

Question #40

As mountains erode, how will isostatic forces cause Earth’s crust beneath the mountain to behave?

A Rise

B Stay the same

C Subduct

D Sink

E Spread out

Question #41

Which extreme environment may have favored the origin of life on Earth?

A polar sea ice

B rainforest sediments

C hydrothermal vents

D estuarine bays

Question #42

What is the prevailing wind direction at a latitude of 30 degrees North?

A From west to east

B From east to west

C From north to south

D Ascending up into the atmosphere

E Descending down to land surface

Question #43

Match the appropriate plate boundary.Trenches

A Convergent plate boundary

B Transform plate boudary

C Divergent plate boundary

Question #44

Match the appropriate plate boundary.Seafloor spreading

A Convergent plate boundary

B Transform plate boudary

C Divergent plate boundary

Question #45

Match the appropriate plate boundary.Magnetic “stripes” on the seafloor

A Divergent plate boundary

B Convergent plate boundary

C Transform plate boudary

Question #46

Match the appropriate plate boundary. Fracture zones

A Transform plate boudary

B Convergent plate boundary

C Divergent plate boundary

Question #47

Match the appropriate plate boundary. Island arc

A Transform plate boudary

B Divergent plate boundary

C Convergent plate boundary

Question #48

Which of the following statements about coastal waters is CORRECT?

A Coastal waters are of minor importance for shipping because they traverse the open ocean.

B Coastal waters only support about 15% of the total mass of life in the oceans.

C Coastal waters serve as nursery grounds for many species that inhabit the open ocean.

D Coastal waters have limited opportunities for oil production and recreational activities.

E Coastal waters receive land-derived pollutants after they pass through the open ocean.

Question #49

Which of the following currents contributes to the South Eastern United States being humid?

A North Equatorial Current

B Brazil Current

C California Current

D Gulf Stream

E North Atlantic Current

Question #50

Which of the following powers tropical cyclones?

A A density-driven circulation that is initiated at the ocean surface by temperature and salinity.

B An apparent force resulting from Earth’s rotation that causes particles in motion to be deflected.

C Heat transfer in a gas or liquid by the circulation of currents from one region to another.

D The vast amounts of latent heat as water evaporates and condenses.

E West Wind Drift

Question #51

The strength of a hurricane stems from water’s ________.

A latent heat of condensation

B latent heat of fusion

C latent heat of melting

D latent heat of sublimation

E latent heat of deposition

Question #52

A tropical maritime air mass is likely to be ________.

A dry and warm

B wet and cold

C wet and warm

D dry and cold

E not enough information to tell

Question #53

A warming ocean will be able to hold _______ dissolved gases.

A less

B more

C the same

Question #54

The pycnocline develops primarily as a result of _____ temperature with depth.

A the same

B higher

C lower

Question #55

Solutes _____ the freezing point of water

A lower

B increase

C has no effect to

Question #56

Hydrogen bonds are about _____ % as strong as covalent bonds.

A 10 to 15

B 1 to 5

C 5 to 10

D 15 to 20

Question #57

Soil has a ______ heat capacity than water.

A higher

B lower

C the same

Try The Exam

Fresh Grad Lands Job as Real Estate Agent With Help from Professional Writers

Need help with your exam preparation?

Below are the questions for the exam with the choices of answers:

Christian S.

Tyra

Linda

Manush

We accept payment