Question 1

The term by-catch refers to:

Accepted Answer

A)  krill and other shellfish. 
B)  non-target species that are caught along with commercial species. 
C)  species caught as part of traditional fisheries. 
D)  species harvested for industrial purposes. 
E)  species raised in aquaculture settings. 
A)  krill and other shellfish. 
B)  non-target species that are caught along with commercial species. 
C)  species caught as part of traditional fisheries. 
D)  species harvested for industrial purposes. 
E)  species raised in aquaculture settings. B

Question 2

The percentage of euphotic zone biomass that reaches the deep ocean floor is approximately:

Accepted Answer

A)  1%. 
B)  10%. 
C)  30%. 
D)  50%. 
E)  90%. 
A)  1%. 
B)  10%. 
C)  30%. 
D)  50%. 
E)  90%. A

Question 3

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)  Avicennia 
B)  Rhizophora 
C)  Sargassum 
D)  Spartina 
E)  Zostera 
A)  Avicennia 
B)  Rhizophora 
C)  Sargassum 
D)  Spartina 
E)  Zostera C

Question 4

Purse seines are nets that:

Accepted Answer

A)  are allowed to drift at the surface. 
B)  are dragged along the bottom or through the water column. 
C)  float at the surface. 
D)  are placed along the bottom to trap passing fishes. 
E)  surround and trap fishes. 
A)  are allowed to drift at the surface. 
B)  are dragged along the bottom or through the water column. 
C)  float at the surface. 
D)  are placed along the bottom to trap passing fishes. 
E)  surround and trap fishes.

Question 5

An area of the open ocean where the rate of primary productivity is very low is referred to as a(n):

Accepted Answer

A)  atrophic zone. 
B)  eutrophic area. 
C)  oligotrophic area. 
D)  photic zone. 
E)  polytrophic area. 
A)  atrophic zone. 
B)  eutrophic area. 
C)  oligotrophic area. 
D)  photic zone. 
E)  polytrophic area.

Question 6

Net primary production can be estimated as the amount of photosynthesis plus the amount of respiration.

Accepted Answer

A) True 
 B)False

Question 7

In temperate oceans during the winter months:

Accepted Answer

A)  nutrient concentrations are high, solar input is low, and water temperatures decrease. 
B)  nutrient concentrations are high, solar input is high, and water temperatures decrease. 
C)  nutrient concentrations are high, solar input is high, and water temperatures increase. 
D)  nutrient concentrations are low, solar input is high, and water temperatures decrease. 
E)  nutrient concentrations are low, solar input is low, and water temperatures decrease. 
A)  nutrient concentrations are high, solar input is low, and water temperatures decrease. 
B)  nutrient concentrations are high, solar input is high, and water temperatures decrease. 
C)  nutrient concentrations are high, solar input is high, and water temperatures increase. 
D)  nutrient concentrations are low, solar input is high, and water temperatures decrease. 
E)  nutrient concentrations are low, solar input is low, and water temperatures decrease.

Question 8

Marine algae that grow close to the limits of light penetration have accessory photosynthetic pigments that absorb high energy, short-wavelength light in the blue region of the electromagnetic spectrum.

Accepted Answer

A) True 
 B)False

Question 9

The relative productivity in the world's oceans from most productive to least productive is:

Accepted Answer

A)  polar waters, temperate waters, tropical waters. 
B)  polar waters, tropical waters, temperate waters. 
C)  temperate waters, polar waters, tropical waters. 
D)  temperate waters, tropical waters, polar waters. 
E)  tropical waters, temperate waters, polar waters. 
A)  polar waters, temperate waters, tropical waters. 
B)  polar waters, tropical waters, temperate waters. 
C)  temperate waters, polar waters, tropical waters. 
D)  temperate waters, tropical waters, polar waters. 
E)  tropical waters, temperate waters, polar waters.

Question 10

Although primary productivity in tropical areas is generally low, which of the following tropical locations have unusually high primary productivity rates?

Accepted Answer

A)  coastal upwelling zones 
B)  coral reefs 
C)  equatorial upwelling zones 
D)  mangrove swamps 
E)  All of the above tropical areas have relatively high primary productivity. 
A)  coastal upwelling zones 
B)  coral reefs 
C)  equatorial upwelling zones 
D)  mangrove swamps 
E)  All of the above tropical areas have relatively high primary productivity.

Question 11

Energy flow in an ecosystem is:

Accepted Answer

A)  bi-directional. 
B)  cyclic. 
C)  semi-conservative. 
D)  top down. 
E)  unidirectional. 
A)  bi-directional. 
B)  cyclic. 
C)  semi-conservative. 
D)  top down. 
E)  unidirectional.

Question 12

Discuss the feeding strategies employed by marine organisms including: suspension feeding (filter feeding), deposit feeding, and carnivorous feeding.

Accepted Answer

Marine organisms employ a variety of fee

Question 13

In temperate oceans during the summer months:

Accepted Answer

A)  nutrient concentrations are high, solar input is low, and oxygen solubility decreases. 
B)  nutrient concentrations are high, solar input is high, and oxygen solubility decreases. 
C)  nutrient concentrations are high, solar input is high, and oxygen solubility increases. 
D)  nutrient concentrations are low, solar input is high, and oxygen solubility decreases. 
E)  nutrient concentrations are low, solar input is high, and oxygen solubility increases. 
A)  nutrient concentrations are high, solar input is low, and oxygen solubility decreases. 
B)  nutrient concentrations are high, solar input is high, and oxygen solubility decreases. 
C)  nutrient concentrations are high, solar input is high, and oxygen solubility increases. 
D)  nutrient concentrations are low, solar input is high, and oxygen solubility decreases. 
E)  nutrient concentrations are low, solar input is high, and oxygen solubility increases.

Question 14

How can overfishing of target species lead to significant changes in marine ecosystems?

Accepted Answer

Overfishing of target species can lead t

Question 15

Distinguish between eutrophicand oligotrophic oceans. Where would you expect to find eutrophic areas in the ocean? Oligotrophic areas?

Accepted Answer

The answer of Distinguish between eutrophicand oligotrophic oceans. Where would...

Question 16

An overabundance of organic matter results in eutrophication.

Accepted Answer

A) True 
 B)False

Question 17

The percentage of biomass regularly recycled in the euphotic zone is about:

Accepted Answer

A)  1%. 
B)  10%. 
C)  30%. 
D)  50%. 
E)  90%. 
A)  1%. 
B)  10%. 
C)  30%. 
D)  50%. 
E)  90%.

Question 18

All of the following are effective means of regulating fisheries except:

Accepted Answer

A)  limiting the length of the fishing season. 
B)  limiting the size of the boat. 
C)  restricting the location of a legal catch. 
D)  setting catch limits. 
E)  setting gear limits. 
A)  limiting the length of the fishing season. 
B)  limiting the size of the boat. 
C)  restricting the location of a legal catch. 
D)  setting catch limits. 
E)  setting gear limits.

Question 19

Productivity in polar oceans is:

Accepted Answer

A)  light-limited. 
B)  nutrient-limited. 
C)  oxygen-limited. 
D)  light and nutrient-limited. 
E)  nutrient and oxygen-limited. 
A)  light-limited. 
B)  nutrient-limited. 
C)  oxygen-limited. 
D)  light and nutrient-limited. 
E)  nutrient and oxygen-limited.

Question 20

List the major taxonomic groups of marine primary producers and give an example of each.

Accepted Answer

The major taxonomic groups of marine pri

The term by-catch refers to:

The percentage of euphotic zone biomass that reaches the deep ocean floor is approximately:

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.

Purse seines are nets that:

An area of the open ocean where the rate of primary productivity is very low is referred to as a(n):

Net primary production can be estimated as the amount of photosynthesis plus the amount of respiration.

In temperate oceans during the winter months:

Marine algae that grow close to the limits of light penetration have accessory photosynthetic pigments that absorb high energy, short-wavelength light in the blue region of the electromagnetic spectrum.

The relative productivity in the world's oceans from most productive to least productive is:

Although primary productivity in tropical areas is generally low, which of the following tropical locations have unusually high primary productivity rates?

Energy flow in an ecosystem is:

Discuss the feeding strategies employed by marine organisms including: suspension feeding (filter feeding), deposit feeding, and carnivorous feeding.

In temperate oceans during the summer months:

How can overfishing of target species lead to significant changes in marine ecosystems?

Distinguish between eutrophicand oligotrophic oceans. Where would you expect to find eutrophic areas in the ocean? Oligotrophic areas?

An overabundance of organic matter results in eutrophication.

The percentage of biomass regularly recycled in the euphotic zone is about:

All of the following are effective means of regulating fisheries except:

Productivity in polar oceans is:

List the major taxonomic groups of marine primary producers and give an example of each.

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

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Exam 13: Biological Productivity and Energy Transfer

The term by-catch refers to:

The percentage of euphotic zone biomass that reaches the deep ocean floor is approximately:

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.

Purse seines are nets that:

An area of the open ocean where the rate of primary productivity is very low is referred to as a(n):

Net primary production can be estimated as the amount of photosynthesis plus the amount of respiration.

In temperate oceans during the winter months:

Marine algae that grow close to the limits of light penetration have accessory photosynthetic pigments that absorb high energy, short-wavelength light in the blue region of the electromagnetic spectrum.

The relative productivity in the world's oceans from most productive to least productive is:

Although primary productivity in tropical areas is generally low, which of the following tropical locations have unusually high primary productivity rates?

Energy flow in an ecosystem is:

Discuss the feeding strategies employed by marine organisms including: suspension feeding (filter feeding), deposit feeding, and carnivorous feeding.

In temperate oceans during the summer months:

How can overfishing of target species lead to significant changes in marine ecosystems?

Distinguish between eutrophicand oligotrophic oceans. Where would you expect to find eutrophic areas in the ocean? Oligotrophic areas?

An overabundance of organic matter results in eutrophication.

The percentage of biomass regularly recycled in the euphotic zone is about:

All of the following are effective means of regulating fisheries except:

Productivity in polar oceans is:

List the major taxonomic groups of marine primary producers and give an example of each.

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

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