Question 1

The compression of small biological particles into fecal pellets increases the rate at which they sink to the bottom.

Accepted Answer

A) True 
 B)False

Question 2

What organism is likely to be found in siliceous ooze?

Accepted Answer

A)  Foraminifera 
B)  Coccolithophore 
C)  Radiolarian 
D)  Pteropod 
A)  Foraminifera 
B)  Coccolithophore 
C)  Radiolarian 
D)  Pteropod

Question 3

The sediments that occur on the slope, rise, and deep ocean floor and originate in the ocean are called:

Accepted Answer

A)  neritic sediments 
B)  pelagic sediments 
C)  terrigenous sediments 
D)  well-sorted sediments 
A)  neritic sediments 
B)  pelagic sediments 
C)  terrigenous sediments 
D)  well-sorted sediments

Question 4

The increased presence of carbonic acid at deep depths causes calcium carbonate to precipitate into a solid beneath approximately 4500 meters.

Accepted Answer

A) True 
 B)False

Question 5

Paleoceanography analyzes layered sedimentary deposits to trace distinctive layers while establishing the ages of these deposits.

Accepted Answer

A) True 
 B)False

Question 6

What characterizes deep ocean sediments?

Accepted Answer

A)  The sediments are well-sorted due to high energy fluctuations 
B)  The sediments are well-sorted due to low energy fluctuations 
C)  The sediments are poorly sorted due to high energy fluctuations 
D)  The sediments are poorly sorted due to low energy fluctuations 
A)  The sediments are well-sorted due to high energy fluctuations 
B)  The sediments are well-sorted due to low energy fluctuations 
C)  The sediments are poorly sorted due to high energy fluctuations 
D)  The sediments are poorly sorted due to low energy fluctuations

Question 7

What are manganese nodules? How are they formed? Using the information regarding the usefulness of these nodules, can you infer why the mining of these nodules could become a political issue?

Accepted Answer

Answer should include:
•	Manganese nodul

Question 8

What is the distribution of neritic sediments, by size, from the shoreline outward towards the deep ocean? What facilitates the movement of each size of sediment?

Accepted Answer

Answer should include:
•	In general, the

Question 9

An area is found to have a high rate of erosion. What kind of sediment is likely to be in the surrounding waters?

Accepted Answer

A)  Well-sorted sediments 
B)  Poorly-sorted sediments 
C)  One size of sediment 
D)  Course grained sediments 
A)  Well-sorted sediments 
B)  Poorly-sorted sediments 
C)  One size of sediment 
D)  Course grained sediments

Question 10

Define well-sorted and poorly sorted sediments. What is expected on the deep ocean floor? Which is found close to shore? Include information about the energy associated with each and the avenues of transportation of these sediments.

Accepted Answer

Answer should include:
•	Well-sorted sed

Question 11

If a sediment is white in color, it is likely to be:

Accepted Answer

A)  undergoing oxidation. 
B)  terrigenous in origin. 
C)  biological in origin. 
D)  a nodular sediment. 
A)  undergoing oxidation. 
B)  terrigenous in origin. 
C)  biological in origin. 
D)  a nodular sediment.

Question 12

What is the calcium carbonate compensation depth?

Accepted Answer

A)  The depth at which calcium carbonate begins to precipitate into a solid. 
B)  The depth at which a calcareous ooze can start forming. 
C)  The depth at which calcium carbonate starts to dissolve. 
D)  The depth at which seawater becomes less acidic. 
A)  The depth at which calcium carbonate begins to precipitate into a solid. 
B)  The depth at which a calcareous ooze can start forming. 
C)  The depth at which calcium carbonate starts to dissolve. 
D)  The depth at which seawater becomes less acidic.

Question 13

Both basalt and granite are examples igneous rocks.

Accepted Answer

A) True 
 B)False

Question 14

What is not considered a disruption to the normal sorting of the neritic sediments?

Accepted Answer

A)  Glaciation 
B)  Turbidity currents 
C)  Wave action 
D)  Sea level changes 
A)  Glaciation 
B)  Turbidity currents 
C)  Wave action 
D)  Sea level changes

Question 15

Lithification is a process that is often pressure induced.

Accepted Answer

A) True 
 B)False

Question 16

The Pacific has a thinner layer of pelagic sediments than the Atlantic due to fewer rivers and an increase in trenches.

Accepted Answer

A) True 
 B)False

Question 17

What is often found in the middle of manganese nodules?

Accepted Answer

A)  Microtektites 
B)  Shark teeth or bone fragments 
C)  Living bacteria 
D)  Sand grains 
A)  Microtektites 
B)  Shark teeth or bone fragments 
C)  Living bacteria 
D)  Sand grains

Question 18

Most near shore sediments smell of hydrogen sulfide due to high levels of decomposing organic matter.

Accepted Answer

A) True 
 B)False

Question 19

Sometimes formations on land can shed light on ocean processes. What do the White Cliffs of Dover in England show?

Accepted Answer

A)  An accumulation of very fine ooze of mixed origin that was pushed above sea level from plate tectonics. 
B)  An accumulation of siliceous ooze that has risen above sea level from plate tectonics. 
C)  A lithified calcareous ooze that was pushed above sea level from plate tectonics. 
D)  A sheared cliff that formed during sea floor spreading 
A)  An accumulation of very fine ooze of mixed origin that was pushed above sea level from plate tectonics. 
B)  An accumulation of siliceous ooze that has risen above sea level from plate tectonics. 
C)  A lithified calcareous ooze that was pushed above sea level from plate tectonics. 
D)  A sheared cliff that formed during sea floor spreading

Question 20

A deep ocean ooze was discovered near Antarctica. What type is it likely to be?

Accepted Answer

A)  Radiolarian ooze 
B)  Calcareous ooze 
C)  Diatom ooze 
D)  Foraminfera ooze 
A)  Radiolarian ooze 
B)  Calcareous ooze 
C)  Diatom ooze 
D)  Foraminfera ooze

The compression of small biological particles into fecal pellets increases the rate at which they sink to the bottom.

What organism is likely to be found in siliceous ooze?

The sediments that occur on the slope, rise, and deep ocean floor and originate in the ocean are called:

The increased presence of carbonic acid at deep depths causes calcium carbonate to precipitate into a solid beneath approximately 4500 meters.

Paleoceanography analyzes layered sedimentary deposits to trace distinctive layers while establishing the ages of these deposits.

What characterizes deep ocean sediments?

What are manganese nodules? How are they formed? Using the information regarding the usefulness of these nodules, can you infer why the mining of these nodules could become a political issue?

What is the distribution of neritic sediments, by size, from the shoreline outward towards the deep ocean? What facilitates the movement of each size of sediment?

An area is found to have a high rate of erosion. What kind of sediment is likely to be in the surrounding waters?

Define well-sorted and poorly sorted sediments. What is expected on the deep ocean floor? Which is found close to shore? Include information about the energy associated with each and the avenues of transportation of these sediments.

If a sediment is white in color, it is likely to be:

What is the calcium carbonate compensation depth?

Both basalt and granite are examples igneous rocks.

What is not considered a disruption to the normal sorting of the neritic sediments?

Lithification is a process that is often pressure induced.

The Pacific has a thinner layer of pelagic sediments than the Atlantic due to fewer rivers and an increase in trenches.

What is often found in the middle of manganese nodules?

Most near shore sediments smell of hydrogen sulfide due to high levels of decomposing organic matter.

Sometimes formations on land can shed light on ocean processes. What do the White Cliffs of Dover in England show?

A deep ocean ooze was discovered near Antarctica. What type is it likely to be?

The Origin of the Ocean

A History of Marine Science

Earth Structure and Plate Tectonics

Ocean Basins

Water and Ocean Structure

Ocean Chemistry

Circulation of the Atmosphere

Circulation of the Ocean

Waves

Tides

Coasts

Life in the Ocean

Plankton, Algae, and Plants

Marine Animals

Marine Communities

Marine Resources

The Ocean and The Environment

Filters

Exam 5: Ocean Sediments

The compression of small biological particles into fecal pellets increases the rate at which they sink to the bottom.

What organism is likely to be found in siliceous ooze?

The sediments that occur on the slope, rise, and deep ocean floor and originate in the ocean are called:

The increased presence of carbonic acid at deep depths causes calcium carbonate to precipitate into a solid beneath approximately 4500 meters.

Paleoceanography analyzes layered sedimentary deposits to trace distinctive layers while establishing the ages of these deposits.

What characterizes deep ocean sediments?

What are manganese nodules? How are they formed? Using the information regarding the usefulness of these nodules, can you infer why the mining of these nodules could become a political issue?

What is the distribution of neritic sediments, by size, from the shoreline outward towards the deep ocean? What facilitates the movement of each size of sediment?

An area is found to have a high rate of erosion. What kind of sediment is likely to be in the surrounding waters?

Define well-sorted and poorly sorted sediments. What is expected on the deep ocean floor? Which is found close to shore? Include information about the energy associated with each and the avenues of transportation of these sediments.

If a sediment is white in color, it is likely to be:

What is the calcium carbonate compensation depth?

Both basalt and granite are examples igneous rocks.

What is not considered a disruption to the normal sorting of the neritic sediments?

Lithification is a process that is often pressure induced.

The Pacific has a thinner layer of pelagic sediments than the Atlantic due to fewer rivers and an increase in trenches.

What is often found in the middle of manganese nodules?

Most near shore sediments smell of hydrogen sulfide due to high levels of decomposing organic matter.

Sometimes formations on land can shed light on ocean processes. What do the White Cliffs of Dover in England show?

A deep ocean ooze was discovered near Antarctica. What type is it likely to be?

The Origin of the Ocean

A History of Marine Science

Earth Structure and Plate Tectonics

Ocean Basins

Water and Ocean Structure

Ocean Chemistry

Circulation of the Atmosphere

Circulation of the Ocean

Waves

Tides

Coasts

Life in the Ocean

Plankton, Algae, and Plants

Marine Animals

Marine Communities

Marine Resources

The Ocean and The Environment

Filters