Unit 2 Geological Oceanography

Jennifer Tuxford
Quiz by Jennifer Tuxford, updated more than 1 year ago
Jennifer Tuxford
Created by Jennifer Tuxford almost 4 years ago
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Description

Geological Oceanography Unit

Resource summary

Question 1

Question
Which layer is the rigid outer layer of the Earth?
Answer
  • Inner Core
  • Outer Core
  • Mantle
  • Crust

Question 2

Question
Which layer of the earth is made of mostly solid metals?
Answer
  • Inner Core
  • Outer Core
  • Mantle
  • Crust

Question 3

Question
Which layer of the earth is made of mostly liquid metals?
Answer
  • Inner Core
  • Outer Core
  • Mantle
  • Crust

Question 4

Question
In which layer of the Earth do convection currents occur?
Answer
  • Inner Core
  • Outer Core
  • Mantle
  • Crust

Question 5

Question
The movement of Earth's plates, known as Plate Tectonics, is caused by?
Answer
  • Convection Currents
  • Gravity
  • This is still unknown
  • Ocean Currents

Question 6

Question
The lithosphere is made up of the Earth's crust. Which of the following statements is correct.
Answer
  • The Earth is made up of continental crust and oceanic crust. Continental crust is more dense than oceanic crust.
  • The Earth is made up of continental crust and oceanic crust. Oceanic crust is more dense than continental crust.
  • The Earth is made up of continental crust and oceanic crust. Continental crust and oceanic crust are equally dense.
  • The Earth is made up of many different types of crust. All types of crust have differing levels of density.

Question 7

Question
This diagram represents which of the following?
Answer
  • Divergent Plate Boundary
  • Convergent Plate Boundary
  • Transform Plate Boundary
  • Strike-Slip Fault

Question 8

Question
This diagram represents which of the following?
Answer
  • Divergent Plate Boundary
  • Convergent Plate Boundary
  • Transform Plate Boundary
  • Strike-Slip Fault

Question 9

Question
This image is an example of which of the following?
Answer
  • Convergent Plate Boundary
  • Divergent Plate Boundary
  • Transform Plate Boundary
  • Subduction Zone

Question 10

Question
Mountains form from which of the following?
Answer
  • Convergence of a continental plate and a continental plate
  • Divergence of a continental plate and a continental plate
  • Convergence of a continental plate and an oceanic plate
  • Divergence of a continental plate and an oceanic plate

Question 11

Question
What is occurring this diagram?
Answer
  • The North American Plate is subducting under the Juan de Fuca Plate because continental crust is more dense
  • The North American Plate is subducting under the Juan de Fuca Plate because oceanic crust is more dense
  • The Juan de Fuca Plate is subducting under the North American Plate because oceanic crust is more dense
  • The Juan de Fuca Plate is subducting under the North American Plate because continental crust is more dense

Question 12

Question
What stages are occurring in this diagram?
Answer
  • Two plates slide past each other allowing magma to rise and turn into lava. As lava cools it becomes Metamorphic rock.
  • Two plates converge allowing magma to rise and turn into lava. As lava cools it becomes igneous rock.
  • Two plates diverge allowing magma to rise and turn into lava. As lava cools it becomes metamorphic rock.
  • Two plates diverge allowing magma to rise and turn into lava. As lava cools it becomes igneous rock.

Question 13

Question
The following diagram depicts a submarine canyon cutting into the continental shelf and continuing down the continental slope. All of the following are causes of submarine canyons, except
Answer
  • They were carved out from rivers
  • They were carved out from the erosion of sediments
  • They were carved out from underwater avalanches of muddy water mixed with rocks and other debris
  • They were carved out by diverging plate boundaries

Question 14

Question
Underwater avalanches of muddy water mixed with rocks and other debris are called
Answer
  • Submarine Canyons
  • Turbidity Currents
  • Trenches
  • Whirlpools

Question 15

Question
A continental margin is land, or continental crust, that has become overtaken by ocean waters. There are several parts to this area. In this diagram, letter A represents the
Answer
  • Continental Rise
  • Continental Shelf
  • Abyssal Plain
  • Continental Slope

Question 16

Question
A continental margin is land or continental crust that has become overtaken by ocean waters. There are several parts to this area. In this diagram, letter E represents the
Answer
  • Continental Shelf
  • Continental Rise
  • Abyssal Plain
  • Shelf Break

Question 17

Question
A continental margin is land or continental crust that has become overtaken by ocean waters. There are several parts to this area. In this diagram, letter D represents the
Answer
  • Submarine Canyons
  • Shelf Break
  • Continental Rise
  • Continental Shelf

Question 18

Question
We can use sonar to study the ocean floor because
Answer
  • We can't measure the depth
  • We have detailed maps of the complete sea floor
  • We know the speed of sound in water
  • Satellites provide the rate of gravity

Question 19

Question
Which one of the following water bodies is the largest ocean?
Answer
  • Pacific Ocean
  • Atlantic Ocean
  • Arctic Ocean
  • Indian Ocean

Question 20

Question
The measurement of ocean depths and the charting of the shape or topography of the ocean floor is
Answer
  • Sonimetry
  • None of these
  • Oceanography
  • Bathymetry

Question 21

Question
The deepest parts of the ocean are long, narrow features known as deep-ocean...
Answer
  • Ridges
  • Rifts
  • Trenches
  • Canyons

Question 22

Question
The most prominent features in the oceans, forming an almost continuous mountain range, are the...
Answer
  • Canyons
  • Trenches
  • Ridges
  • Rifts

Question 23

Question
Seafloor sediments are classified based on their grain size and
Answer
  • Age
  • Composition
  • Origin
  • Shape

Question 24

Question
Plankton remnants are an example of what type of ocean sediment?
Answer
  • Lithogenous
  • Biogenous
  • Cosmogenous
  • Hydrogenous

Question 25

Question
Minerals or chemicals that dissolve in seawater, river runoff or hydrothermal vent water are examples of which type of ocean sediment?
Answer
  • Hydrogenous
  • Biogenous
  • Cosmogenous
  • Lithogenous

Question 26

Question
Deep-ocean sediment that has more than 30% biogenic material is known as
Answer
  • Sludge
  • Ooze
  • Decay
  • Terrogenous

Question 27

Question
Rivers flowing into the _____________ Ocean cover more land than those flowing into the ______________ Ocean. Therefore, the ____________ Ocean has more sediment than the ______________ Ocean.
Answer
  • Pacific, Atlantic. Pacific Atlantic.
  • Atlantic, Pacific. Pacific, Atlantic.
  • Atlantic, Pacific. Atlantic, Pacific.
  • Pacific, Atlantic. Atlantic, Pacific.

Question 28

Question
Clay is the smallest ocean sediment.
Answer
  • True
  • False

Question 29

Question
Ocean sediments can provide information on Earth’s pollution patterns.
Answer
  • True
  • False

Question 30

Question
Rivers, wind, ice and other geologic processes erode and transport rocks and minerals into the sea. These sediments are called
Answer
  • Lithogenous
  • Cosmogenous
  • Biogenous
  • Hydrogenous

Question 31

Question
Strong swimming consumers such as fish, turtles and whales are known as
Answer
  • Nekton
  • Decomposers
  • Benthos
  • Plankton

Question 32

Question
Waters that occur near estuaries, where the river meets the sea, are generally considered
Answer
  • Fresh Water
  • Salt Water
  • Brackish Water
  • None of these

Question 33

Question
Which ocean zone holds 90% of all marine organisms?
Answer
  • Pelagic Zone
  • Intertidal Zone
  • Abyssal Zone
  • Bathyl zone

Question 34

Question
The sunlight zone ranges from 0-200 meters deep. What is the scientific name for this zone?
Answer
  • Epipelagic Zone
  • Mesopelagic Zone
  • Bathypelagic Zone
  • Hadopelagic Zone

Question 35

Question
The Challenger Deep lies in the Mariana Trench. Within what oceanic zone does the Challenger Deep reside?
Answer
  • Hadopelagic Zone
  • Abyssopelagic Zone
  • Bathypelagic Zone
  • Epipelagic Zone

Question 36

Question
The coldest, darkest oceanic zone with the least diverse marine life forms, is the
Answer
  • Hadopelagic Zone
  • Abyssopelagic Zone
  • Mesopelagic Zone
  • None of these

Question 37

Question
All of the following are examples of benthos organisms, except
Answer
  • Oysters
  • Clams
  • Squid
  • Sea Anemones

Question 38

Question
Why do most ocean organisms reside in Zone 1?
Answer
  • It is euphotic
  • It is aphotic
  • It is disphotic
  • None of these

Question 39

Question
What am I?
Answer
  • Nekton
  • Plankton
  • Benthos
  • Decomposer

Question 40

Question
What stages are occurring here?
Answer
  • Atoll, active volcano, fringe reef, barrier reef
  • Active volcano, atoll, fringe reef, barrier reef
  • Active volcano, fringe reef, barrier reef, atoll
  • Barrier reef, atoll, fringe reef, volcano

Question 41

Question
What am I?
Answer
  • Barrier reef
  • Fringe reef
  • Atoll
  • Volcano

Question 42

Question
The Hawaiian Islands are a chain of volcanic islands. These islands were most likely formed by
Answer
  • Hot spots inside the Earth
  • Gaseous explosions at subduction boundaries
  • Earthquakes from converging boundaries
  • There are currently no theories

Question 43

Question
The Ring of Fire has 452 volcanoes and is home to over 75% of the world's active and dormant volcanoes. The Ring of Fire...
Answer
  • is a random circle of volcanoes with no known origin
  • is a direct result of gases exploding inside the Earth's mantle until they caused cracks in the Earth's crust and burst through
  • is a direct result of plate tectonics and the movement and collisions of crustal plates
  • has resulted in many volatile explosions that have led to dangerously poor air quality

Question 44

Question
What type of boundary lies between the North American Plate and the Pacific Plate? (Use the map to guide you).
Answer
  • Divergent
  • Convergent
  • Transform
  • None of these

Question 45

Question
What type of boundary lies between the continental portions of the Eurasian Plate and the African Plate? (Use the map to guide you).
Answer
  • Convergent
  • Divergent
  • Transform
  • None of these

Question 46

Question
An island arc is created from
Answer
  • a location on the Earth's surface that has experienced active volcanism for a long period of time
  • coral reefs forming around an active volcano and the volcano slowly slipping back down into the ocean
  • an underground explosion of magma that escapes through a crack
  • hot, remelted material from a subducting slab that rises and leaks into the crust, forming a series of volcanoes

Question 47

Question
The United States does not have any active volcanoes.
Answer
  • True
  • False

Question 48

Question
Subduction zones occur at
Answer
  • Divergent Boundaries
  • Convergent Boundaries
  • Transform Boundaries
  • Randomly

Question 49

Question
An active volcano can be dormant or erupting.
Answer
  • True
  • False

Question 50

Question
Phytoplankton use sunlight to create food through the process of photosynthesis, therefore they are not dependent upon the ocean's upswells to bring them nutrients.
Answer
  • True
  • False
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