Question 1

The relative molar abundance of carbon, nitrogen, and phosphorus in marine phytoplankton can be expressed in a relationship called the ________ ratio.

Accepted Answer

The answer of The relative molar abundance of carbon, nitrogen,...

Question 2

Carbon dioxide concentrations in seawater increase with depth.

Accepted Answer

A) True 
 B)False

Question 3

Salinity may be measured by checking the water's

Accepted Answer

A)  viscosity. 
B)  temperature. 
C)  conductivity. 
D)  pressure. 
E)  surface tension. 
A)  viscosity. 
B)  temperature. 
C)  conductivity. 
D)  pressure. 
E)  surface tension.

Question 4

The average salinity of the oceans is about ______ parts per thousand (‰).

Accepted Answer

A)  30 
B)  35 
C)  37 
D)  40 
E)  45 
A)  30 
B)  35 
C)  37 
D)  40 
E)  45

Question 5

Which of the following chemicals is commercially extracted from seawater?

Accepted Answer

A)  Sulfur 
B)  Gold 
C)  Manganese 
D)  Bromine 
E)  Phosphate 
A)  Sulfur 
B)  Gold 
C)  Manganese 
D)  Bromine 
E)  Phosphate

Question 6

Anoxic water contains too much oxygen.

Accepted Answer

A) True 
 B)False

Question 7

In order to change the pH of water by one integer number (from 7 to 8 or from 8 to 7 for instance) you would have to change the concentration of the hydrogen ion by a factor of

Accepted Answer

A)  1000. 
B)  500. 
C)  100. 
D)  50. 
E)  10. 
A)  1000. 
B)  500. 
C)  100. 
D)  50. 
E)  10.

Question 8

The dissolving ability of water is related to

Accepted Answer

A)  attraction between the water molecule's positive and negative charges and charges on other atoms. 
B)  its ability to form hydrogen bonds with other molecules. 
C)  its ability to transmit energy from water molecule to water molecule. 
D)  attraction between the water molecule's positive and negative charges and charges on other atoms and its ability to form hydrogen bonds with other molecules. 
E)  attraction between the water molecule's positive and negative charges and charges on other atoms, its ability to form hydrogen bonds with other molecules, and its ability to transmit energy from water molecule to water molecule. 
A)  attraction between the water molecule's positive and negative charges and charges on other atoms. 
B)  its ability to form hydrogen bonds with other molecules. 
C)  its ability to transmit energy from water molecule to water molecule. 
D)  attraction between the water molecule's positive and negative charges and charges on other atoms and its ability to form hydrogen bonds with other molecules. 
E)  attraction between the water molecule's positive and negative charges and charges on other atoms, its ability to form hydrogen bonds with other molecules, and its ability to transmit energy from water molecule to water molecule.

The relative molar abundance of carbon, nitrogen, and phosphorus in marine phytoplankton can be expressed in a relationship called the ________ ratio.

Carbon dioxide concentrations in seawater increase with depth.

Salinity may be measured by checking the water's

The average salinity of the oceans is about ______ parts per thousand (‰).

Which of the following chemicals is commercially extracted from seawater?

Anoxic water contains too much oxygen.

In order to change the pH of water by one integer number (from 7 to 8 or from 8 to 7 for instance) you would have to change the concentration of the hydrogen ion by a factor of

The dissolving ability of water is related to

The Water Planet

Earth Structure and Plate Tectonics

The Sea Floor and Its Sediments

The Physical Properties of Water

The Atmosphere and the Oceans

Ocean Structure and Circulation

The Waves

The Tides

Coasts, Beaches, and Estuaries

The Living Ocean

The Plankton, Energy, and Food Webs

The Nekton: Swimmers of the Sea

The Benthos: Living on the Sea Floor

Environmental Issues

The Oceans and Climate Disruption

Prologue: The History of Oceanography

Filters

Exam 5: Seawater

The relative molar abundance of carbon, nitrogen, and phosphorus in marine phytoplankton can be expressed in a relationship called the ________ ratio.

Carbon dioxide concentrations in seawater increase with depth.

Salinity may be measured by checking the water's

The average salinity of the oceans is about ______ parts per thousand (‰).

Which of the following chemicals is commercially extracted from seawater?

Anoxic water contains too much oxygen.

In order to change the pH of water by one integer number (from 7 to 8 or from 8 to 7 for instance) you would have to change the concentration of the hydrogen ion by a factor of

The dissolving ability of water is related to

The Water Planet

Earth Structure and Plate Tectonics

The Sea Floor and Its Sediments

The Physical Properties of Water

The Atmosphere and the Oceans

Ocean Structure and Circulation

The Waves

The Tides

Coasts, Beaches, and Estuaries

The Living Ocean

The Plankton, Energy, and Food Webs

The Nekton: Swimmers of the Sea

The Benthos: Living on the Sea Floor

Environmental Issues

The Oceans and Climate Disruption

Prologue: The History of Oceanography

Filters