Question 1

Which sediments cover the greatest area of seabed?

Accepted Answer

A) terrigenous sediments 
B) biogenous sediments 
C) hydrogenous (or authigenic)sediments 
D) cosmogenous sediments 
A) terrigenous sediments 
B) biogenous sediments 
C) hydrogenous (or authigenic)sediments 
D) cosmogenous sediments

Question 2

Neritic sediments are found on the ____.

Accepted Answer

A) deep ocean floor, mostly in the Atlantic Ocean 
B) continental shelf 
C) continental rise 
D) abyssal plains 
A) deep ocean floor, mostly in the Atlantic Ocean 
B) continental shelf 
C) continental rise 
D) abyssal plains

Question 3

Clays are the coarsest and most easily transported of the terrigenous sediments.

Accepted Answer

A) True 
 B)False

Question 4

What is the origin of manganese nodules?

Accepted Answer

Manganese nodules are hydrogenous sedime

Question 5

Which method would be valid for classifying sediments?

Accepted Answer

A) Studying the size and settling rate of sediment grains 
B) Studying the thickness of sediment layers 
C) Studying the color of the sediment 
D) Determining the age of the bedrock underlying the sediments 
A) Studying the size and settling rate of sediment grains 
B) Studying the thickness of sediment layers 
C) Studying the color of the sediment 
D) Determining the age of the bedrock underlying the sediments

Question 6

Which type of sediment is most abundant in neritic deposits?

Accepted Answer

A) terrigenous sediments 
B) biogenous sediments 
C) hydrogenous (or authigenic)sediments 
D) cosmogenous sediments 
A) terrigenous sediments 
B) biogenous sediments 
C) hydrogenous (or authigenic)sediments 
D) cosmogenous sediments

Question 7

Which sediments would be considered oozes?

Accepted Answer

A) terrigenous sediments 
B) biogenous sediments 
C) hydrogenous (or authigenic)sediments 
D) cosmogenous sediments 
A) terrigenous sediments 
B) biogenous sediments 
C) hydrogenous (or authigenic)sediments 
D) cosmogenous sediments

Question 8

An example of a terrigenous sediment is the manganese nodule.

Accepted Answer

A) True 
 B)False

Question 9

Sand is classified as sediment that has a maximum diameter of ____.

Accepted Answer

A) 4 mm 
B) 0.2 mm 
C) 2 mm 
D) 0.004 mm 
A) 4 mm 
B) 0.2 mm 
C) 2 mm 
D) 0.004 mm

Question 10

Scientists use ocean sediments to obtain information about ocean processes throughout the history of the ocean.

Accepted Answer

A) True 
 B)False

Question 11

Which of the following are hydrogenous sediments?

Accepted Answer

A) quartz sand 
B) phosphorite deposits 
C) siliceous oozes 
D) tektites 
A) quartz sand 
B) phosphorite deposits 
C) siliceous oozes 
D) tektites

Question 12

Paleoceanography is the study of past processes and past events that have occurred in the ocean. What types of questions do paleoceanographers ask and what are the methods they use to obtain information about the ocean's past?

Accepted Answer

Deep-sea sediments hold about a 180 mill

Question 13

An example of a siliceous ooze are those formed from radiolarian shells.

Accepted Answer

A) True 
 B)False

Question 14

Describe neritic sediments and explain what you would expect in the composition of a typical neritic sample.

Accepted Answer

Neritic sediments are those that form an

Question 15

Which of the following is a major source of terrigenous sediments?

Accepted Answer

A) erosion 
B) dissolved organic material 
C) dissolved nutrients 
D) precipitation over the open ocean 
A) erosion 
B) dissolved organic material 
C) dissolved nutrients 
D) precipitation over the open ocean

Question 16

The white cliffs of Dover are chalk-like deposits of coccolithophores and are around 100 million years old.

Accepted Answer

A) True 
 B)False

Question 17

Some sediment originates from the remnants of organisms.

Accepted Answer

A) True 
 B)False

Question 18

Which type of sediment is of organic origin, i.e., made by organisms?

Accepted Answer

A) terrigenous sediments 
B) biogenous sediments 
C) hydrogenous (or authigenic)sediments 
D) cosmogenous sediments 
A) terrigenous sediments 
B) biogenous sediments 
C) hydrogenous (or authigenic)sediments 
D) cosmogenous sediments

Question 19

Sediment that contains a mixture of various particle sizes is referred to as ____.

Accepted Answer

A) homogeneous 
B) poorly sorted 
C) well-sorted 
D) eroding sediments 
A) homogeneous 
B) poorly sorted 
C) well-sorted 
D) eroding sediments

Question 20

In the process of lithification , sediments ____.

Accepted Answer

A) are subducted into the mantle at a deep trench 
B) are converted into solid rock 
C) slip into the center of the mid-ocean ridges and become new seafloor 
D) are uplifted to form the edges of continents 
A) are subducted into the mantle at a deep trench 
B) are converted into solid rock 
C) slip into the center of the mid-ocean ridges and become new seafloor 
D) are uplifted to form the edges of continents

Which sediments cover the greatest area of seabed?

Neritic sediments are found on the ____.

Clays are the coarsest and most easily transported of the terrigenous sediments.

What is the origin of manganese nodules?

Which method would be valid for classifying sediments?

Which type of sediment is most abundant in neritic deposits?

Which sediments would be considered oozes?

An example of a terrigenous sediment is the manganese nodule.

Sand is classified as sediment that has a maximum diameter of ____.

Scientists use ocean sediments to obtain information about ocean processes throughout the history of the ocean.

Which of the following are hydrogenous sediments?

Paleoceanography is the study of past processes and past events that have occurred in the ocean. What types of questions do paleoceanographers ask and what are the methods they use to obtain information about the ocean's past?

An example of a siliceous ooze are those formed from radiolarian shells.

Describe neritic sediments and explain what you would expect in the composition of a typical neritic sample.

Which of the following is a major source of terrigenous sediments?

The white cliffs of Dover are chalk-like deposits of coccolithophores and are around 100 million years old.

Some sediment originates from the remnants of organisms.

Which type of sediment is of organic origin, i.e., made by organisms?

Sediment that contains a mixture of various particle sizes is referred to as ____.

In the process of lithification , sediments ____.

The Origin of the Ocean

A History of Marine Science

Earth Structure and Plate Tectonics

Ocean Basins

Water

Atmospheric Circulation

Ocean Circulation

Waves

Tides

Coasts

Life in the Ocean

Pelagic Communities

Benthic Communities

Uses and Abuses of the Ocean

Filters

Exam 5: Ocean Sediments

Which sediments cover the greatest area of seabed?

Neritic sediments are found on the ____.

Clays are the coarsest and most easily transported of the terrigenous sediments.

What is the origin of manganese nodules?

Which method would be valid for classifying sediments?

Which type of sediment is most abundant in neritic deposits?

Which sediments would be considered oozes?

An example of a terrigenous sediment is the manganese nodule.

Sand is classified as sediment that has a maximum diameter of ____.

Scientists use ocean sediments to obtain information about ocean processes throughout the history of the ocean.

Which of the following are hydrogenous sediments?

Paleoceanography is the study of past processes and past events that have occurred in the ocean. What types of questions do paleoceanographers ask and what are the methods they use to obtain information about the ocean's past?

An example of a siliceous ooze are those formed from radiolarian shells.

Describe neritic sediments and explain what you would expect in the composition of a typical neritic sample.

Which of the following is a major source of terrigenous sediments?

The white cliffs of Dover are chalk-like deposits of coccolithophores and are around 100 million years old.

Some sediment originates from the remnants of organisms.

Which type of sediment is of organic origin, i.e., made by organisms?

Sediment that contains a mixture of various particle sizes is referred to as ____.

In the process of lithification , sediments ____.

The Origin of the Ocean

A History of Marine Science

Earth Structure and Plate Tectonics

Ocean Basins

Water

Atmospheric Circulation

Ocean Circulation

Waves

Tides

Coasts

Life in the Ocean

Pelagic Communities

Benthic Communities

Uses and Abuses of the Ocean

Filters