Question 1

Nitrogen and phosphorus concentrations have no impact on primary productivity rates in marine ecosystems.

Accepted Answer

A) True 
 B)False

Question 2

Why are upwelling zones more productive than coastal oceans?

Accepted Answer

Coastal oceans are shallow in comparison

Question 3

Discuss the formation of the Gulf of Mexico dead zone. Why does this area form in the warmer months of the year?

Accepted Answer

Dead zones are areas of the oceans and r

Question 4

Catches above the maximum sustainable yield:

Accepted Answer

A)  can be increased to prevent overfishing. 
B)  produce decreased fishing effort. 
C)  result in increased populations of the target species. 
D)  result in overfishing. 
E)  result in underutilization of the target species. 
A)  can be increased to prevent overfishing. 
B)  produce decreased fishing effort. 
C)  result in increased populations of the target species. 
D)  result in overfishing. 
E)  result in underutilization of the target species.

Question 5

Bacteria that manufacture carbohydrates in the absence of solar energy from inorganic carbon are autotrophs.

Accepted Answer

A) True 
 B)False

Question 6

In primary production:

Accepted Answer

A)  carbon dioxide is released into the water. 
B)  oxygen is utilized by plants. 
C)  oxygen utilized by animals is less than the oxygen consumed by autotrophs. 
D)  proteins are made by animals. 
E)  there is a net gain in organic carbon. 
A)  carbon dioxide is released into the water. 
B)  oxygen is utilized by plants. 
C)  oxygen utilized by animals is less than the oxygen consumed by autotrophs. 
D)  proteins are made by animals. 
E)  there is a net gain in organic carbon.

Question 7

Overproduction of organic matter resulting in anoxic conditions is attributed to:

Accepted Answer

A)  autotrophication. 
B)  eutrophication. 
C)  net primary productivity. 
D)  photoperiodicity. 
E)  phototropism. 
A)  autotrophication. 
B)  eutrophication. 
C)  net primary productivity. 
D)  photoperiodicity. 
E)  phototropism.

Question 8

A symbiotic relationship in which one organism benefits and the other is unaffected is:

Accepted Answer

A)  commensalism. 
B)  ectoparasitism. 
C)  endoparasitism. 
D)  mutualism. 
E)  predation. 
A)  commensalism. 
B)  ectoparasitism. 
C)  endoparasitism. 
D)  mutualism. 
E)  predation.

Question 9

If the total caloric content of the autotrophic organisms in a marine ecosystem were 250,000 KCAL, then the expected caloric value for the second-level consumers would be 25,000 KCAL.

Accepted Answer

A) True 
 B)False

Question 10

Why do algal blooms frequently occur during spring and fall?

Accepted Answer

Algal growth is limited by nutrient avai

Question 11

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. 
-Choose the one option that does not fit the pattern.

Accepted Answer

A) decreased carbon dioxide concentration 
B) high light levels 
C) increased nitrogen concentration 
D) increased phosphorus concentration 
E) upwelling 
A) decreased carbon dioxide concentration 
B) high light levels 
C) increased nitrogen concentration 
D) increased phosphorus concentration 
E) upwelling

Nitrogen and phosphorus concentrations have no impact on primary productivity rates in marine ecosystems.

Why are upwelling zones more productive than coastal oceans?

Discuss the formation of the Gulf of Mexico dead zone. Why does this area form in the warmer months of the year?

Catches above the maximum sustainable yield:

Bacteria that manufacture carbohydrates in the absence of solar energy from inorganic carbon are autotrophs.

In primary production:

Overproduction of organic matter resulting in anoxic conditions is attributed to:

A symbiotic relationship in which one organism benefits and the other is unaffected is:

If the total caloric content of the autotrophic organisms in a marine ecosystem were 250,000 KCAL, then the expected caloric value for the second-level consumers would be 25,000 KCAL.

Why do algal blooms frequently occur during spring and fall?

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. -Choose the one option that does not fit the pattern.

Introduction to Planet Earth

Plate Tectonics and the Ocean Floor

Marine Provinces

Marine Sediments

Water and Seawater

Air-Sea Interface

Ocean Circulation

Waves and Water Dynamics

Tides

The Coast: Beaches and Shoreline Processes

The Coastal Oceans

Marine Life and the Marine Environment

Animals of the Pelagic Environment

Animals of the Benthic Environment

The Oceans and Climate Change

Filters

Exam 13: Biological Productivity and Energy Transfer

Nitrogen and phosphorus concentrations have no impact on primary productivity rates in marine ecosystems.

Why are upwelling zones more productive than coastal oceans?

Discuss the formation of the Gulf of Mexico dead zone. Why does this area form in the warmer months of the year?

Catches above the maximum sustainable yield:

Bacteria that manufacture carbohydrates in the absence of solar energy from inorganic carbon are autotrophs.

In primary production:

Overproduction of organic matter resulting in anoxic conditions is attributed to:

A symbiotic relationship in which one organism benefits and the other is unaffected is:

If the total caloric content of the autotrophic organisms in a marine ecosystem were 250,000 KCAL, then the expected caloric value for the second-level consumers would be 25,000 KCAL.

Why do algal blooms frequently occur during spring and fall?

Examine the five words and/or phrases and determine the relationship among the majority of words/phrases. -Choose the one option that does not fit the pattern.

Introduction to Planet Earth

Plate Tectonics and the Ocean Floor

Marine Provinces

Marine Sediments

Water and Seawater

Air-Sea Interface

Ocean Circulation

Waves and Water Dynamics

Tides

The Coast: Beaches and Shoreline Processes

The Coastal Oceans

Marine Life and the Marine Environment

Animals of the Pelagic Environment

Animals of the Benthic Environment

The Oceans and Climate Change

Filters