Question 1

Reported toxins' effects on marine phytoplankton include all of the following except

Accepted Answer

A)  increased sinking rate. 
B)  inhibited photosynthesis. 
C)  reduced growth. 
D)  reduced cell division. 
E)  tumors. 
A)  increased sinking rate. 
B)  inhibited photosynthesis. 
C)  reduced growth. 
D)  reduced cell division. 
E)  tumors.

Question 2

Describe at least 3 effects of oil spills on marine organisms and the marine environment.

Accepted Answer

Oil spills harm marine organisms and env

Question 3

In Long Beach, CA, recent proposals have suggested removing the breakwall that has protected the Los Angeles/Long Beach harbor for nearly half a century. This has been suggested as a way of returning the Long Beach coastline to its natural pre-breakwall state. Can you suggest any reasons why this may not be such a good idea?

Accepted Answer

Since the breakwall surrounds a heavily

Question 4

Treated sewage released into the ocean adds large amounts of ____ into the water.

Accepted Answer

A)  bacteria 
B)  DDT 
C)  PCBs 
D)  chlorine 
E)  zinc 
A)  bacteria 
B)  DDT 
C)  PCBs 
D)  chlorine 
E)  zinc

Question 5

Introduction of nonnative marine species often occurs through release of ballast water in ports of call.

Accepted Answer

A) True 
 B)False

Question 6

Match the pollution source category with a common activity.
-Medical waste

Accepted Answer

A) Fishing nets, buoys, and traps 
B) Building materials 
C) Food and beverage containers 
D) Condoms and tampons 
A) Fishing nets, buoys, and traps 
B) Building materials 
C) Food and beverage containers 
D) Condoms and tampons

Question 7

MATCHING
Match the words with the most closely associated term.
-Mercury

Accepted Answer

A) chlorinated toxin 
B) heavy metal 
C) garbage 
A) chlorinated toxin 
B) heavy metal 
C) garbage

Question 8

Future dumping of radioactive waste by U.S.-based organizations into the ocean requires:

Accepted Answer

A)  a permit by the Department of Commerce. 
B)  approval by the President of the United States. 
C)  an environmental impact statement and approval by both houses of Congress. 
D)  approval by the EPA. 
E)  approval by the Department of Energy. 
A)  a permit by the Department of Commerce. 
B)  approval by the President of the United States. 
C)  an environmental impact statement and approval by both houses of Congress. 
D)  approval by the EPA. 
E)  approval by the Department of Energy.

Question 9

It is estimated that ____ tons of plastic enter the ocean annually.

Accepted Answer

A)  500 
B)  500 thousand 
C)  1 million 
D)  10 million 
E)  100 million 
A)  500 
B)  500 thousand 
C)  1 million 
D)  10 million 
E)  100 million

Question 10

Match the words with the most closely associated term.
-PCBs

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

Question 11

The increase in the concentration of toxicants up the food chain is called:

Accepted Answer

A)  bioaccumulation. 
B)  biological magnification. 
C)  detoxification. 
D)  organic magnification. 
E)  none of the above. 
A)  bioaccumulation. 
B)  biological magnification. 
C)  detoxification. 
D)  organic magnification. 
E)  none of the above.

Question 12

Match the pollution source category with a common activity.
-Ocean and waterway activities

Accepted Answer

A) Fishing nets, buoys, and traps 
B) Building materials 
C) Food and beverage containers 
D) Condoms and tampons 
A) Fishing nets, buoys, and traps 
B) Building materials 
C) Food and beverage containers 
D) Condoms and tampons

Question 13

Match the pollution source category with a common activity.
-Shoreline and recreational activity

Accepted Answer

A) Fishing nets, buoys, and traps 
B) Building materials 
C) Food and beverage containers 
D) Condoms and tampons 
A) Fishing nets, buoys, and traps 
B) Building materials 
C) Food and beverage containers 
D) Condoms and tampons

Question 14

MATCHING
Match the words with the most closely associated term.
-PCB

Accepted Answer

A) chlorinated toxin 
B) heavy metal 
C) garbage 
A) chlorinated toxin 
B) heavy metal 
C) garbage

Question 15

Animals that are likely to be severely affected by DDT include:

Accepted Answer

A)  pelicans. 
B)  jellyfish. 
C)  anchovies. 
D)  mussels. 
E)  copepods.. 
A)  pelicans. 
B)  jellyfish. 
C)  anchovies. 
D)  mussels. 
E)  copepods..

Question 16

The largest oil spill in the United States was:

Accepted Answer

A)  near Santa Barbara. 
B)  at Valdez, Alaska. 
C)  at the Deepwater Horizon rig. 
D)  on the Hudson river, New York. 
E)  in San Francisco Bay. 
A)  near Santa Barbara. 
B)  at Valdez, Alaska. 
C)  at the Deepwater Horizon rig. 
D)  on the Hudson river, New York. 
E)  in San Francisco Bay.

Question 17

When a pollutant interferes with photosynthesis of phytoplankton it indirectly affects higher trophic levels.

Accepted Answer

A) True 
 B)False

Question 18

Ocean dumping of trash is an example of society doing all except

Accepted Answer

A)  abusing the ocean. 
B)  finding short-term profits in waste disposal. 
C)  finding a viable solution to trash. 
D)  having an "out of sight, out of mind" mentality. 
A)  abusing the ocean. 
B)  finding short-term profits in waste disposal. 
C)  finding a viable solution to trash. 
D)  having an "out of sight, out of mind" mentality.

Question 19

Match the pollution source category with a common activity.
-Dumping-related activities

Accepted Answer

A) Fishing nets, buoys, and traps 
B) Building materials 
C) Food and beverage containers 
D) Condoms and tampons 
A) Fishing nets, buoys, and traps 
B) Building materials 
C) Food and beverage containers 
D) Condoms and tampons

Question 20

What type of organism can concentrate microbes?

Accepted Answer

A)  Grazers 
B)  Filter feeders 
C)  Secondary consumers 
D)  Tertiary consumers 
E)  Scavengers 
A)  Grazers 
B)  Filter feeders 
C)  Secondary consumers 
D)  Tertiary consumers 
E)  Scavengers

Reported toxins' effects on marine phytoplankton include all of the following except

Describe at least 3 effects of oil spills on marine organisms and the marine environment.

Treated sewage released into the ocean adds large amounts of ____ into the water.

Introduction of nonnative marine species often occurs through release of ballast water in ports of call.

Match the pollution source category with a common activity. -Medical waste

MATCHING Match the words with the most closely associated term. -Mercury

Future dumping of radioactive waste by U.S.-based organizations into the ocean requires:

It is estimated that ____ tons of plastic enter the ocean annually.

Match the words with the most closely associated term. -PCBs

The increase in the concentration of toxicants up the food chain is called:

Match the pollution source category with a common activity. -Ocean and waterway activities

Match the pollution source category with a common activity. -Shoreline and recreational activity

MATCHING Match the words with the most closely associated term. -PCB

Animals that are likely to be severely affected by DDT include:

The largest oil spill in the United States was:

When a pollutant interferes with photosynthesis of phytoplankton it indirectly affects higher trophic levels.

Ocean dumping of trash is an example of society doing all except

Match the pollution source category with a common activity. -Dumping-related activities

What type of organism can concentrate microbes?

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

Reported toxins' effects on marine phytoplankton include all of the following except

Describe at least 3 effects of oil spills on marine organisms and the marine environment.

Treated sewage released into the ocean adds large amounts of ____ into the water.

Introduction of nonnative marine species often occurs through release of ballast water in ports of call.

Match the pollution source category with a common activity. -Medical waste

MATCHING Match the words with the most closely associated term. -Mercury

Future dumping of radioactive waste by U.S.-based organizations into the ocean requires:

It is estimated that ____ tons of plastic enter the ocean annually.

Match the words with the most closely associated term. -PCBs

The increase in the concentration of toxicants up the food chain is called:

Match the pollution source category with a common activity. -Ocean and waterway activities

Match the pollution source category with a common activity. -Shoreline and recreational activity

MATCHING Match the words with the most closely associated term. -PCB

Animals that are likely to be severely affected by DDT include:

The largest oil spill in the United States was:

When a pollutant interferes with photosynthesis of phytoplankton it indirectly affects higher trophic levels.

Ocean dumping of trash is an example of society doing all except

Match the pollution source category with a common activity. -Dumping-related activities

What type of organism can concentrate microbes?

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