Question 1

Mariculture is the cultivation of marine organisms for human consumption.

Accepted Answer

A) True 
 B)False

Question 2

Corals are small soft bodied animals similar to jellyfish and sea anemones.

Accepted Answer

A) True 
 B)False

Question 3

Compare and contrast the two figures below. Explain in each case what the event is and what causes it to occur. Please include in your discussion: what effects the events have on marine life and why.

Accepted Answer

Figure A shows the normal climatic condi

Question 4

The Ocean Dumping Ban Act was passed by Congress mainly to control which of the following activities?

Accepted Answer

A) Dumping of trash in the oceans. 
B) Dumping of sewage and industrial waste into ocean waters. 
C) Nonpoint pollution runoff from land into the oceans. 
D) Excessive dumping of bycatch by commercial fishing vessels close to the coasts. 
A) Dumping of trash in the oceans. 
B) Dumping of sewage and industrial waste into ocean waters. 
C) Nonpoint pollution runoff from land into the oceans. 
D) Excessive dumping of bycatch by commercial fishing vessels close to the coasts.

Question 5

Plastic pollution has the potential to cause the following problem(s)for marine organisms:

Accepted Answer

A) Marine mammals and birds are susceptible to being entangled in and strangled by larger pieces of plastic. 
B) Many filter-feeding organisms near the bottom of the ocean food chain constantly ingest the smaller degraded pieces of plastic. 
C) The degraded plastic pieces may absorb and transport hazardous chemicals such as PCBs into marine food webs when organisms ingest the plastic. 
D) All of the above 
A) Marine mammals and birds are susceptible to being entangled in and strangled by larger pieces of plastic. 
B) Many filter-feeding organisms near the bottom of the ocean food chain constantly ingest the smaller degraded pieces of plastic. 
C) The degraded plastic pieces may absorb and transport hazardous chemicals such as PCBs into marine food webs when organisms ingest the plastic. 
D) All of the above

Question 6

Which of the following statements about kelp forests is TRUE?

Accepted Answer

A) Kelp forests are underwater ecosystems of sea grasses such as manatee grass, eelgrass, and turtle grass. 
B) Kelp forests occur in shallow quiet waters in the warm temperate, sub-tropical, and tropical parts of the ocean. 
C) Kelps, or brown algae, are food for a few animals but they are mainly consumed in the detritus food chain providing food for sponges, tunicates, worms, clams, and snails. 
D) Kelp forests provide habitat for manatees, green turtles, parrot fish, sturgeon fish, and sea urchins. 
A) Kelp forests are underwater ecosystems of sea grasses such as manatee grass, eelgrass, and turtle grass. 
B) Kelp forests occur in shallow quiet waters in the warm temperate, sub-tropical, and tropical parts of the ocean. 
C) Kelps, or brown algae, are food for a few animals but they are mainly consumed in the detritus food chain providing food for sponges, tunicates, worms, clams, and snails. 
D) Kelp forests provide habitat for manatees, green turtles, parrot fish, sturgeon fish, and sea urchins.

Question 7

Gyres are:

Accepted Answer

A) prevailing winds over the tropical oceans. 
B) circular ocean currents that encompass an entire ocean basin. 
C) an effect of El Niño on coastal waters. 
D) an upwelling of deeper waters. 
A) prevailing winds over the tropical oceans. 
B) circular ocean currents that encompass an entire ocean basin. 
C) an effect of El Niño on coastal waters. 
D) an upwelling of deeper waters.

Question 8

Aquaculture is:

Accepted Answer

A) fish farming. 
B) growing plants without soil. 
C) using desalinated water for irrigation. 
D) fishing without bycatch. 
A) fish farming. 
B) growing plants without soil. 
C) using desalinated water for irrigation. 
D) fishing without bycatch.

Question 9

In 1977 the Magnuson Fishery Conservation Act was passed in the United States regulating marine fisheries.

Accepted Answer

A) True 
 B)False

Question 10

Why are coral reefs limited to shallow water?

Accepted Answer

A) They require the lower salinity found in shallow waters. 
B) There are more nutrients found in shallow water. 
C) Their symbiotic zooxanthellae require light to survive. 
D) They require coastal upwellings in order to survive. 
A) They require the lower salinity found in shallow waters. 
B) There are more nutrients found in shallow water. 
C) Their symbiotic zooxanthellae require light to survive. 
D) They require coastal upwellings in order to survive.

Question 11

The difference(s)between fishing and aquaculture is/are:

Accepted Answer

A) Fish populations in aquaculture operations are more genetically homogenous than wild ones that are caught by fishing fleets. 
B) Highly developed nations harvest more fishes from the ocean while developing nations produce much more seafood by aquaculture. 
C) The limit on the size of a catch in fishing is the size of the natural population, whereas the limit on aquacultural production is primarily the size of the area in which organisms can be grown. 
D) All of the above are differences between fishing and aquaculture 
A) Fish populations in aquaculture operations are more genetically homogenous than wild ones that are caught by fishing fleets. 
B) Highly developed nations harvest more fishes from the ocean while developing nations produce much more seafood by aquaculture. 
C) The limit on the size of a catch in fishing is the size of the natural population, whereas the limit on aquacultural production is primarily the size of the area in which organisms can be grown. 
D) All of the above are differences between fishing and aquaculture

Question 12

Organic debris that drifts down from the upper, lighted regions of the oceanic province, and is the base of food chains for organisms of the deep ocean is called:

Accepted Answer

A) plankton 
B) zooxanthellae 
C) kelps 
D) marine snow 
A) plankton 
B) zooxanthellae 
C) kelps 
D) marine snow

Question 13

Where are acorn barnacles most likely to be found?

Accepted Answer

A) Benthic zone 
B) Intertidal zone 
C) Neritic zone 
D) Supratidal zone 
A) Benthic zone 
B) Intertidal zone 
C) Neritic zone 
D) Supratidal zone

Question 14

The three main zones of the marine environment are:

Accepted Answer

A) intertidal, benthic, pelagic 
B) bathyal, abyssal, hadal 
C) neritic, oceanic, pelagic 
D) intertidal, rocky shore, beach 
A) intertidal, benthic, pelagic 
B) bathyal, abyssal, hadal 
C) neritic, oceanic, pelagic 
D) intertidal, rocky shore, beach

Question 15

Adaptations found in inhabitants of the rocky intertidal zone include:

Accepted Answer

A) soft bodies. 
B) an anchor or some other means of attachment. 
C) streamlining. 
D) warning coloration. 
A) soft bodies. 
B) an anchor or some other means of attachment. 
C) streamlining. 
D) warning coloration.

Question 16

Where in the US is the largest protected marine area?

Accepted Answer

A) New England 
B) Florida 
C) the Gulf of Mexico 
D) Hawaii 
A) New England 
B) Florida 
C) the Gulf of Mexico 
D) Hawaii

Question 17

Which of the following statements does NOT apply to offshore extraction of manganese nodules from the ocean floor?

Accepted Answer

A) Dredging manganese nodules from the ocean floor would adversely affect sea life. 
B) The current market value for manganese wouldn't cover the expense of obtaining them from the seafloor using existing technology. 
C) It isn't clear which countries have legal rights to minerals like manganese nodules when they are in international waters. 
D) No exceptions, all of the above apply to the extraction of manganese nodules from the seafloor. 
A) Dredging manganese nodules from the ocean floor would adversely affect sea life. 
B) The current market value for manganese wouldn't cover the expense of obtaining them from the seafloor using existing technology. 
C) It isn't clear which countries have legal rights to minerals like manganese nodules when they are in international waters. 
D) No exceptions, all of the above apply to the extraction of manganese nodules from the seafloor.

Question 18

Which of the following pairs regarding the benthic zone is incorrect?

Accepted Answer

A) coral reefs - zooxanthellae 
B) seagrasses - anemones 
C) kelps - large brown algae 
D) benthic environment - mud or sand 
A) coral reefs - zooxanthellae 
B) seagrasses - anemones 
C) kelps - large brown algae 
D) benthic environment - mud or sand

Question 19

What is likely to be the MOST important global impact of bycatch?

Accepted Answer

A) Loss of ocean biodiversity. 
B) Coral bleaching. 
C) Nonpoint source pollution. 
D) Habitat destruction. 
A) Loss of ocean biodiversity. 
B) Coral bleaching. 
C) Nonpoint source pollution. 
D) Habitat destruction.

Question 20

Which of the following would NOT be found exclusively in the benthic environment?

Accepted Answer

A) Seagrass beds 
B) Coral reefs 
C) Oysters, clams, and barnacles 
D) Nekton 
A) Seagrass beds 
B) Coral reefs 
C) Oysters, clams, and barnacles 
D) Nekton

Mariculture is the cultivation of marine organisms for human consumption.

Corals are small soft bodied animals similar to jellyfish and sea anemones.

Compare and contrast the two figures below. Explain in each case what the event is and what causes it to occur. Please include in your discussion: what effects the events have on marine life and why.

The Ocean Dumping Ban Act was passed by Congress mainly to control which of the following activities?

Plastic pollution has the potential to cause the following problem(s)for marine organisms:

Which of the following statements about kelp forests is TRUE?

Gyres are:

Aquaculture is:

In 1977 the Magnuson Fishery Conservation Act was passed in the United States regulating marine fisheries.

Why are coral reefs limited to shallow water?

The difference(s)between fishing and aquaculture is/are:

Organic debris that drifts down from the upper, lighted regions of the oceanic province, and is the base of food chains for organisms of the deep ocean is called:

Where are acorn barnacles most likely to be found?

The three main zones of the marine environment are:

Adaptations found in inhabitants of the rocky intertidal zone include:

Where in the US is the largest protected marine area?

Which of the following statements does NOT apply to offshore extraction of manganese nodules from the ocean floor?

Which of the following pairs regarding the benthic zone is incorrect?

What is likely to be the MOST important global impact of bycatch?

Which of the following would NOT be found exclusively in the benthic environment?

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

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Exam 11: The Ocean and Fisheries

Mariculture is the cultivation of marine organisms for human consumption.

Corals are small soft bodied animals similar to jellyfish and sea anemones.

Compare and contrast the two figures below. Explain in each case what the event is and what causes it to occur. Please include in your discussion: what effects the events have on marine life and why.

The Ocean Dumping Ban Act was passed by Congress mainly to control which of the following activities?

Plastic pollution has the potential to cause the following problem(s)for marine organisms:

Which of the following statements about kelp forests is TRUE?

Gyres are:

Aquaculture is:

In 1977 the Magnuson Fishery Conservation Act was passed in the United States regulating marine fisheries.

Why are coral reefs limited to shallow water?

The difference(s)between fishing and aquaculture is/are:

Organic debris that drifts down from the upper, lighted regions of the oceanic province, and is the base of food chains for organisms of the deep ocean is called:

Where are acorn barnacles most likely to be found?

The three main zones of the marine environment are:

Adaptations found in inhabitants of the rocky intertidal zone include:

Where in the US is the largest protected marine area?

Which of the following statements does NOT apply to offshore extraction of manganese nodules from the ocean floor?

Which of the following pairs regarding the benthic zone is incorrect?

What is likely to be the MOST important global impact of bycatch?

Which of the following would NOT be found exclusively in the benthic environment?

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