Question 1

The biomass of planktonic, unicellular algae in tropical regions ________.

Accepted Answer

A)  remains nearly constant over the year 
B)  increases during the summer months 
C)  decreases during the summer months 
D)  increases during the winter months 
E)  decreases during the winter months 
A)  remains nearly constant over the year 
B)  increases during the summer months 
C)  decreases during the summer months 
D)  increases during the winter months 
E)  decreases during the winter months

Question 2

The most numerous and greatest biomass of herbivores are ________.

Accepted Answer

A)  zooplankton 
B)  fish 
C)  the great whales 
D)  primary consumers 
E)  zooplankton and primary consumers 
A)  zooplankton 
B)  fish 
C)  the great whales 
D)  primary consumers 
E)  zooplankton and primary consumers

Question 3

All harmful algal blooms are caused by dinoflagellates.

Accepted Answer

A) True 
 B)False

Question 4

Harmful algal blooms can ________.

Accepted Answer

A)  contaminate shellfish with toxins 
B)  kill fish 
C)  clog fishing nets 
D)  impact marine mammals 
E)  All of these are correct. 
A)  contaminate shellfish with toxins 
B)  kill fish 
C)  clog fishing nets 
D)  impact marine mammals 
E)  All of these are correct.

Question 5

Larval stages of starfish, barnacles, and crabs belong to the ________.

Accepted Answer

A)  nekton 
B)  benthos 
C)  phytoplankton 
D)  holoplankton 
E)  meroplankton 
A)  nekton 
B)  benthos 
C)  phytoplankton 
D)  holoplankton 
E)  meroplankton

Question 6

At high latitudes, phytoplankton blooms are typically most limited by ________.

Accepted Answer

A)  light 
B)  temperature 
C)  grazing 
D)  nutrients 
A)  light 
B)  temperature 
C)  grazing 
D)  nutrients

Question 7

Holoplankton spend only their larval stages in the plankton.

Accepted Answer

A) True 
 B)False

Question 8

There is less biomass per unit volume available for harvesting in the open ocean, as compared to upwelling and coastal zones, because ________.

Accepted Answer

A)  there are less nutrients 
B)  there is less oxygen 
C)  the salinity is greater 
D)  the temperature is lower 
E)  All of these are correct. 
A)  there are less nutrients 
B)  there is less oxygen 
C)  the salinity is greater 
D)  the temperature is lower 
E)  All of these are correct.

The biomass of planktonic, unicellular algae in tropical regions ________.

The most numerous and greatest biomass of herbivores are ________.

All harmful algal blooms are caused by dinoflagellates.

Harmful algal blooms can ________.

Larval stages of starfish, barnacles, and crabs belong to the ________.

At high latitudes, phytoplankton blooms are typically most limited by ________.

Holoplankton spend only their larval stages in the plankton.

There is less biomass per unit volume available for harvesting in the open ocean, as compared to upwelling and coastal zones, because ________.

The Water Planet

Earth Structure and Plate Tectonics

The Sea Floor and Its Sediments

The Physical Properties of Water

The Chemistry of Seawater

The Atmosphere and the Oceans

Ocean Structure and Circulation

The Waves

The Tides

Coasts, Beaches, and Estuaries

The Living Ocean

The Nekton: Swimmers of the Sea

The Benthos: Living on the Sea Floor

Environmental Issues

The Oceans and Climate Disruption

Filters

Exam 12: The Plankton, Productivity, and Food Webs

The biomass of planktonic, unicellular algae in tropical regions ________.

The most numerous and greatest biomass of herbivores are ________.

All harmful algal blooms are caused by dinoflagellates.

Harmful algal blooms can ________.

Larval stages of starfish, barnacles, and crabs belong to the ________.

At high latitudes, phytoplankton blooms are typically most limited by ________.

Holoplankton spend only their larval stages in the plankton.

There is less biomass per unit volume available for harvesting in the open ocean, as compared to upwelling and coastal zones, because ________.

The Water Planet

Earth Structure and Plate Tectonics

The Sea Floor and Its Sediments

The Physical Properties of Water

The Chemistry of Seawater

The Atmosphere and the Oceans

Ocean Structure and Circulation

The Waves

The Tides

Coasts, Beaches, and Estuaries

The Living Ocean

The Nekton: Swimmers of the Sea

The Benthos: Living on the Sea Floor

Environmental Issues

The Oceans and Climate Disruption

Filters