Question 1

From the figure below interpret the basic pattern of ocean currents and identify the reason why it is so.

Accepted Answer

A) The main ocean current flows south from the poles toward the equator partly due to the variations in density of seawater. 
B) The main ocean current flows clockwise in the Northern Hemisphere and counterclockwise in the Southern Hemisphere partly due to the ocean conveyor belt. 
C) The main ocean current flow counterclockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere partly due to gyres. 
D) The main ocean current flow clockwise in the Northern Hemisphere and counterclockwise in the Southern Hemisphere partly due to the Coriolis effect. 
A) The main ocean current flows south from the poles toward the equator partly due to the variations in density of seawater. 
B) The main ocean current flows clockwise in the Northern Hemisphere and counterclockwise in the Southern Hemisphere partly due to the ocean conveyor belt. 
C) The main ocean current flow counterclockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere partly due to gyres. 
D) The main ocean current flow clockwise in the Northern Hemisphere and counterclockwise in the Southern Hemisphere partly due to the Coriolis effect.

Question 2

The United Nations Fish Stocks Agreement is the first international treaty regulating freshwater fishing.

Accepted Answer

A) True 
 B)False

Question 3

Why are the coral shown in this photograph white?

Accepted Answer

A) All of the coral polyps are open and gathering food. 
B) These corals have been overgrazed by predators. 
C) These corals have lost their zooxanthellae. 
D) These corals have contracted a fungal disease. 
A) All of the coral polyps are open and gathering food. 
B) These corals have been overgrazed by predators. 
C) These corals have lost their zooxanthellae. 
D) These corals have contracted a fungal disease.

Question 4

What does the white area on this reef indicate? Discuss possible causes for this development and the ecological impact of this process.

Accepted Answer

The white area indicates areas of bleach

Question 5

How do cruise ships pose a threat to oceans?

Accepted Answer

A) They contribute to point source pollution. 
B) They lead to increased coastal development. 
C) They cause habitat destruction. 
D) They contribute to non-point pollution. 
A) They contribute to point source pollution. 
B) They lead to increased coastal development. 
C) They cause habitat destruction. 
D) They contribute to non-point pollution.

Question 6

Which of the following is NOT a source of human impact on the marine environment?

Accepted Answer

A) Coastal development for vacation properties. 
B) Fishing practices such as the use of drift nets and purse seines. 
C) Off shore extraction of manganese and oil. 
D) No exceptions, all of the above are sources of marine pollution. 
A) Coastal development for vacation properties. 
B) Fishing practices such as the use of drift nets and purse seines. 
C) Off shore extraction of manganese and oil. 
D) No exceptions, all of the above are sources of marine pollution.

Question 7

The ocean is so vast it is hard to visualize human activities could harm it. However, the evidence of human impact is unmistakable. Discuss the nature of marine ecosystem destruction from human activities.

Accepted Answer

As many as 3.8 billion people-about 60%

Question 8

Which of the following statements about coral reefs is FALSE?

Accepted Answer

A) Coral reefs may occur as barrier, fringing, or atoll formations. 
B) Coral reefs protect coastlines from erosion. 
C) Coral reefs are found in shallow, nutrient poor, tropical waters. 
D) No false statements, all of the above statements apply to coral reefs. 
A) Coral reefs may occur as barrier, fringing, or atoll formations. 
B) Coral reefs protect coastlines from erosion. 
C) Coral reefs are found in shallow, nutrient poor, tropical waters. 
D) No false statements, all of the above statements apply to coral reefs.

Question 9

Temperatures in parts of Great Britain are significantly warmer than parts of Canada at that same latitude because of what phenomenon?

Accepted Answer

A) An enhanced greenhouse effect. 
B) Because it is an island buffered by ocean water. 
C) The ocean conveyor belt 
D) ENSO conditions. 
A) An enhanced greenhouse effect. 
B) Because it is an island buffered by ocean water. 
C) The ocean conveyor belt 
D) ENSO conditions.

Question 10

The photograph below illustrates ___, one of the main problems with modern commercial fishing.

Accepted Answer

A) aquaculture 
B) bycatch 
C) invasive species 
D) overfishing 
A) aquaculture 
B) bycatch 
C) invasive species 
D) overfishing

Question 11

Which of the following is the BEST description of the euphotic zone?

Accepted Answer

A) It is part of the pelagic environment that overlies the ocean floor from the shoreline to a depth of 200 meters and is home to plankton and nekton. 
B) It is the upper level of the pelagic environment, which extends from the surface to a maximum depth of 150 meters in the clearest open ocean water where sufficient light penetrates to support photosynthesis. 
C) It is part of the pelagic environment that overlies the ocean floor at depths greater than 200 meters representing about 75% of the ocean's water with cold temperatures, high pressure, and for the most part an absence of sunlight. 
D) It is the area of shoreline between low and high tides that is a biologically productive but stressful environment. 
A) It is part of the pelagic environment that overlies the ocean floor from the shoreline to a depth of 200 meters and is home to plankton and nekton. 
B) It is the upper level of the pelagic environment, which extends from the surface to a maximum depth of 150 meters in the clearest open ocean water where sufficient light penetrates to support photosynthesis. 
C) It is part of the pelagic environment that overlies the ocean floor at depths greater than 200 meters representing about 75% of the ocean's water with cold temperatures, high pressure, and for the most part an absence of sunlight. 
D) It is the area of shoreline between low and high tides that is a biologically productive but stressful environment.

Question 12

How might global warming lead to lower temperatures in Europe?

Accepted Answer

A) Melting of Greenland ice will cool European waters. 
B) The ocean conveyor belt might shut down. 
C) Global warming will lead to more El Niño events, and less upwelling. 
D) Changing winds will lead to increased clouds and rainfall in Europe. 
A) Melting of Greenland ice will cool European waters. 
B) The ocean conveyor belt might shut down. 
C) Global warming will lead to more El Niño events, and less upwelling. 
D) Changing winds will lead to increased clouds and rainfall in Europe.

Question 13

The intertidal zone is the ecological region at the lowest level of a body of water such as an ocean or a lake, including the sediment surface and some sub-surface layers

Accepted Answer

A) True 
 B)False

Question 14

Sea grasses occur in both shallow and deep ocean waters.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following is NOT important in determining the distribution of organisms in aquatic biomes?

Accepted Answer

A) Light penetration 
B) Mineral nutrient concentrations 
C) Precipitation 
D) Salinity 
A) Light penetration 
B) Mineral nutrient concentrations 
C) Precipitation 
D) Salinity

Question 16

What is the map below representative of?

Accepted Answer

A) Marine pollution hot-spots. 
B) Areas where the largest commercial fishing operations are based. 
C) Locations of national marine sanctuaries. 
D) Areas that are best suited for aquaculture. 
A) Marine pollution hot-spots. 
B) Areas where the largest commercial fishing operations are based. 
C) Locations of national marine sanctuaries. 
D) Areas that are best suited for aquaculture.

Question 17

According to the World Resources Institute, where does the majority (80% or so)of global ocean pollution come from?

Accepted Answer

A) Offshore mining and drilling activities. 
B) Accidental oil spills. 
C) Deliberate dumping of litter in the ocean. 
D) Human activities on land that runoff into ocean ecosystems. 
A) Offshore mining and drilling activities. 
B) Accidental oil spills. 
C) Deliberate dumping of litter in the ocean. 
D) Human activities on land that runoff into ocean ecosystems.

Question 18

Reduced bone and muscle mass and light- producing organs are adaptations most likely to be seen in fish living in the:

Accepted Answer

A) euphotic zone 
B) benthic zone 
C) bathyal one 
D) Oceanic Province 
A) euphotic zone 
B) benthic zone 
C) bathyal one 
D) Oceanic Province

Question 19

The TAO/TRITON array collects oceanic and weather data during normal conditions and El Nino events in the Pacific Ocean.

Accepted Answer

A) True 
 B)False

Question 20

The ___________ is a phenomenon whereby a mass moving in a rotating system experiences a force acting perpendicular to the direction of motion and to the axis of rotation.

Accepted Answer

The answer of The ___________ is a phenomenon whereby a...

From the figure below interpret the basic pattern of ocean currents and identify the reason why it is so.

The United Nations Fish Stocks Agreement is the first international treaty regulating freshwater fishing.

Why are the coral shown in this photograph white?

What does the white area on this reef indicate? Discuss possible causes for this development and the ecological impact of this process.

How do cruise ships pose a threat to oceans?

Which of the following is NOT a source of human impact on the marine environment?

The ocean is so vast it is hard to visualize human activities could harm it. However, the evidence of human impact is unmistakable. Discuss the nature of marine ecosystem destruction from human activities.

Which of the following statements about coral reefs is FALSE?

Temperatures in parts of Great Britain are significantly warmer than parts of Canada at that same latitude because of what phenomenon?

The photograph below illustrates ___, one of the main problems with modern commercial fishing.

Which of the following is the BEST description of the euphotic zone?

How might global warming lead to lower temperatures in Europe?

The intertidal zone is the ecological region at the lowest level of a body of water such as an ocean or a lake, including the sediment surface and some sub-surface layers

Sea grasses occur in both shallow and deep ocean waters.

Which of the following is NOT important in determining the distribution of organisms in aquatic biomes?

What is the map below representative of?

According to the World Resources Institute, where does the majority (80% or so)of global ocean pollution come from?

Reduced bone and muscle mass and light- producing organs are adaptations most likely to be seen in fish living in the:

The TAO/TRITON array collects oceanic and weather data during normal conditions and El Nino events in the Pacific Ocean.

The ___________ is a phenomenon whereby a mass moving in a rotating system experiences a force acting perpendicular to the direction of motion and to the axis of rotation.

The Environmental Challenges We Face

Sustainability and Human Values

Environmental History, Politics, and Economics

Risk Analysis and Environmental Health Hazards

How Ecosystems Work

Ecosystems and Evolution

Human Population Change and the Environment

Air and Air Pollution

Global Atmospheric Changes

Freshwater Resources and Water Pollution

Mineral and Soil Resources

Land Resources

Agriculture and Food Resources

Biodiversity and Conservation

Solid and Hazardous Waste

Nonrenewable Energy Resources

Renewable Energy Resources

Filters

Exam 11: The Ocean and Fisheries

From the figure below interpret the basic pattern of ocean currents and identify the reason why it is so.

The United Nations Fish Stocks Agreement is the first international treaty regulating freshwater fishing.

Why are the coral shown in this photograph white?

What does the white area on this reef indicate? Discuss possible causes for this development and the ecological impact of this process.

How do cruise ships pose a threat to oceans?

Which of the following is NOT a source of human impact on the marine environment?

The ocean is so vast it is hard to visualize human activities could harm it. However, the evidence of human impact is unmistakable. Discuss the nature of marine ecosystem destruction from human activities.

Which of the following statements about coral reefs is FALSE?

Temperatures in parts of Great Britain are significantly warmer than parts of Canada at that same latitude because of what phenomenon?

The photograph below illustrates ___, one of the main problems with modern commercial fishing.

Which of the following is the BEST description of the euphotic zone?

How might global warming lead to lower temperatures in Europe?

The intertidal zone is the ecological region at the lowest level of a body of water such as an ocean or a lake, including the sediment surface and some sub-surface layers

Sea grasses occur in both shallow and deep ocean waters.

Which of the following is NOT important in determining the distribution of organisms in aquatic biomes?

What is the map below representative of?

According to the World Resources Institute, where does the majority (80% or so)of global ocean pollution come from?

Reduced bone and muscle mass and light- producing organs are adaptations most likely to be seen in fish living in the:

The TAO/TRITON array collects oceanic and weather data during normal conditions and El Nino events in the Pacific Ocean.

The ___________ is a phenomenon whereby a mass moving in a rotating system experiences a force acting perpendicular to the direction of motion and to the axis of rotation.

The Environmental Challenges We Face

Sustainability and Human Values

Environmental History, Politics, and Economics

Risk Analysis and Environmental Health Hazards

How Ecosystems Work

Ecosystems and Evolution

Human Population Change and the Environment

Air and Air Pollution

Global Atmospheric Changes

Freshwater Resources and Water Pollution

Mineral and Soil Resources

Land Resources

Agriculture and Food Resources

Biodiversity and Conservation

Solid and Hazardous Waste

Nonrenewable Energy Resources

Renewable Energy Resources

Filters