Question 1

Match the environmental problem with its cause
-Animal entanglement/death

Accepted Answer

A) DDT 
B) agriculture runoff 
C) plastic wastes 
D) range extension of species 
A) DDT 
B) agriculture runoff 
C) plastic wastes 
D) range extension of species

Question 2

The following is not a heavy metal toxin:

Accepted Answer

A)  DDT. 
B)  mercury. 
C)  lead. 
D)  zinc. 
E)  copper. 
A)  DDT. 
B)  mercury. 
C)  lead. 
D)  zinc. 
E)  copper.

Question 3

Eutrophication occurs when

Accepted Answer

A)  species diversity increases. 
B)  coliform bacteria counts go up. 
C)  nutrient levels decline. 
D)  nutrient levels increase. 
E)  sea surface temperature decreases. 
A)  species diversity increases. 
B)  coliform bacteria counts go up. 
C)  nutrient levels decline. 
D)  nutrient levels increase. 
E)  sea surface temperature decreases.

Question 4

Ocean dumping began

Accepted Answer

A)  early in human history. 
B)  with the development of Middle Age cities. 
C)  with the Industrial Age. 
D)  in the early part of the 19th century. 
E)  in the 1960's. 
A)  early in human history. 
B)  with the development of Middle Age cities. 
C)  with the Industrial Age. 
D)  in the early part of the 19th century. 
E)  in the 1960's.

Question 5

Match the words with the most closely associated effect.
-Potential death of zooxanthellae and coral from low light levels

Accepted Answer

A) DDT 
B) ocean rising 
C) ocean warming 
A) DDT 
B) ocean rising 
C) ocean warming

Question 6

Recent outbreaks of the dangerous dinoflagellate Pfisteria in the waters off North Carolina have been linked to hog farming inland of the coast. What is the connection between the two?

Accepted Answer

Dinoflagellates are very sensitive to nu

Question 7

Greenhouse gases are associated with all except:

Accepted Answer

A)  global warming. 
B)  coral bleaching. 
C)  cooling of Arctic waters. 
D)  sea level rise. 
E)  melting of glaciers. 
A)  global warming. 
B)  coral bleaching. 
C)  cooling of Arctic waters. 
D)  sea level rise. 
E)  melting of glaciers.

Question 8

Algal blooms result when unusually high amounts of nutrients enter the sea from:

Accepted Answer

A)  runoff from land. 
B)  leaching from marine sediments. 
C)  direct intentional dumping. 
D)  input from wind. 
E)  shipboard disposal at sea. 
A)  runoff from land. 
B)  leaching from marine sediments. 
C)  direct intentional dumping. 
D)  input from wind. 
E)  shipboard disposal at sea.

Question 9

The heavier components of oil evaporate fairly quickly.

Accepted Answer

A) True 
 B)False

Question 10

A big obstacle preventing the protection of coastal wetlands is:

Accepted Answer

A)  lack of laws protecting wetlands. 
B)  lack of interested groups. 
C)  politically-motivated decisions to change the definitions of wetlands. 
D)  lack of scientific understanding about the ecosystems. 
E)  none of the above. 
A)  lack of laws protecting wetlands. 
B)  lack of interested groups. 
C)  politically-motivated decisions to change the definitions of wetlands. 
D)  lack of scientific understanding about the ecosystems. 
E)  none of the above.

Question 11

Match the words with the most closely associated organism.
-Filter feeders

Accepted Answer

A) presence indicates sewage pollution 
B) concentrate hepatitis viruses 
C) mercury poisoning, DDT and PCBs 
A) presence indicates sewage pollution 
B) concentrate hepatitis viruses 
C) mercury poisoning, DDT and PCBs

Question 12

When seawater rises more than 10 mm per year, symbiotic zoxoanthellae will

Accepted Answer

A)  increase due to the warm water. 
B)  be reduced without sufficient sunlight. 
C)  be reduced by the increased pressure. 
D)  increase due to the input of nutrients. 
E)  increase due to increased water pressure. 
A)  increase due to the warm water. 
B)  be reduced without sufficient sunlight. 
C)  be reduced by the increased pressure. 
D)  increase due to the input of nutrients. 
E)  increase due to increased water pressure.

Question 13

Toxins can lead to:

Accepted Answer

A)  increased harvestable metals in the ocean. 
B)  reduction in anaerobes in the sediment. 
C)  reduction in primary production. 
D)  increase in primary production. 
E)  increase in individual size and growth rates. 
A)  increased harvestable metals in the ocean. 
B)  reduction in anaerobes in the sediment. 
C)  reduction in primary production. 
D)  increase in primary production. 
E)  increase in individual size and growth rates.

Question 14

Plastics can best be described as being:

Accepted Answer

A)  persistent. 
B)  biodegradable. 
C)  harmless to marine animals. 
D)  found only in areas where they are dumped. 
E)  recyclable. 
A)  persistent. 
B)  biodegradable. 
C)  harmless to marine animals. 
D)  found only in areas where they are dumped. 
E)  recyclable.

Question 15

Discarded or lost drift nets will have a large impact on:

Accepted Answer

A)  schooling fishes. 
B)  marine mammals. 
C)  benthic invertebrates. 
D)  zooplankton. 
E)  both a and b 
A)  schooling fishes. 
B)  marine mammals. 
C)  benthic invertebrates. 
D)  zooplankton. 
E)  both a and b

Question 16

Sewage treatment is a way to prevent raw sewage causing

Accepted Answer

A)  oil spills. 
B)  oligotrophy. 
C)  eutrophication. 
D)  global warming. 
E)  coastal erosion. 
A)  oil spills. 
B)  oligotrophy. 
C)  eutrophication. 
D)  global warming. 
E)  coastal erosion.

Question 17

Match the words with the most closely associated term.
-Aliphatic hydrocarbons

Accepted Answer

A) polychlorinated biphenyls 
B) benzene and other ring-shaped molecules 
C) heptane and other straight-chain molecules 
D) coliforms 
A) polychlorinated biphenyls 
B) benzene and other ring-shaped molecules 
C) heptane and other straight-chain molecules 
D) coliforms

Match the environmental problem with its cause -Animal entanglement/death

The following is not a heavy metal toxin:

Eutrophication occurs when

Ocean dumping began

Match the words with the most closely associated effect. -Potential death of zooxanthellae and coral from low light levels

Recent outbreaks of the dangerous dinoflagellate Pfisteria in the waters off North Carolina have been linked to hog farming inland of the coast. What is the connection between the two?

Greenhouse gases are associated with all except:

Algal blooms result when unusually high amounts of nutrients enter the sea from:

The heavier components of oil evaporate fairly quickly.

A big obstacle preventing the protection of coastal wetlands is:

Match the words with the most closely associated organism. -Filter feeders

When seawater rises more than 10 mm per year, symbiotic zoxoanthellae will

Toxins can lead to:

Plastics can best be described as being:

Discarded or lost drift nets will have a large impact on:

Sewage treatment is a way to prevent raw sewage causing

Match the words with the most closely associated term. -Aliphatic hydrocarbons

Science and Marine Biology

Fundamentals of Ecology

Geology of the Ocean

Water, Waves, and Tides

Biological Concepts

Marine Microbes

Multicellular Primary Producers

Lower Invertebrates

Higher Invertebrates

Marine Fishes

Reptiles and Birds

Marine Mammals

Intertidal Communities

Estuaries

Coral Reef Communities

Continental Shelves and Neritic Zone

The Open Sea

Life in the Oceans Depths

Harvesting the Oceans Resources

Filters

Exam 20: Oceans in Jeopardy

Match the environmental problem with its cause -Animal entanglement/death

The following is not a heavy metal toxin:

Eutrophication occurs when

Ocean dumping began

Match the words with the most closely associated effect. -Potential death of zooxanthellae and coral from low light levels

Recent outbreaks of the dangerous dinoflagellate Pfisteria in the waters off North Carolina have been linked to hog farming inland of the coast. What is the connection between the two?

Greenhouse gases are associated with all except:

Algal blooms result when unusually high amounts of nutrients enter the sea from:

The heavier components of oil evaporate fairly quickly.

A big obstacle preventing the protection of coastal wetlands is:

Match the words with the most closely associated organism. -Filter feeders

When seawater rises more than 10 mm per year, symbiotic zoxoanthellae will

Toxins can lead to:

Plastics can best be described as being:

Discarded or lost drift nets will have a large impact on:

Sewage treatment is a way to prevent raw sewage causing

Match the words with the most closely associated term. -Aliphatic hydrocarbons

Science and Marine Biology

Fundamentals of Ecology

Geology of the Ocean

Water, Waves, and Tides

Biological Concepts

Marine Microbes

Multicellular Primary Producers

Lower Invertebrates

Higher Invertebrates

Marine Fishes

Reptiles and Birds

Marine Mammals

Intertidal Communities

Estuaries

Coral Reef Communities

Continental Shelves and Neritic Zone

The Open Sea

Life in the Oceans Depths

Harvesting the Oceans Resources

Filters