Question 1

Do international agreements work in protecting fish stocks?

Accepted Answer

many governments promote overf

Question 2

Why is protecting marine biodiversity difficult?

Accepted Answer

A)  All the damage is highly visible to most people and they feel hopeless. 
B)  Most of the world's oceans lie within legal jurisdiction of a country. 
C)  People view the ocean as exhaustible. 
D)  Coastal development has contributed massive inputs of waste. 
A)  All the damage is highly visible to most people and they feel hopeless. 
B)  Most of the world's oceans lie within legal jurisdiction of a country. 
C)  People view the ocean as exhaustible. 
D)  Coastal development has contributed massive inputs of waste.

Question 3

What percentage of fish species exist in marine systems?

Accepted Answer

A)  43% 
B)  53% 
C)  63% 
D)  73% 
A)  43% 
B)  53% 
C)  63% 
D)  73%

Question 4

One source of invasive species in aquatic environments is the _________________________ of ships.

Accepted Answer

The answer of One source of invasive species in aquatic...

Question 5

Which animal was once considered the greatest threat to the Great Lakes?

Accepted Answer

A)  goldfish 
B)  sea lamprey 
C)  bluegills 
D)  carp 
A)  goldfish 
B)  sea lamprey 
C)  bluegills 
D)  carp

Question 6

Currently,the fishery throws away about ____________________% of the annual global catch.

Accepted Answer

The answer of Currently,the fishery throws away about ____________________% of...

Question 7

Which statement would a conservationist make about whales?

Accepted Answer

A)  Whales are a resource that should be harvested. 
B)  Whales should be protected on ethical grounds. 
C)  Whales pose a threat to humans. 
D)  Whales should be carefully hunted with small quotas set. 
A)  Whales are a resource that should be harvested. 
B)  Whales should be protected on ethical grounds. 
C)  Whales pose a threat to humans. 
D)  Whales should be carefully hunted with small quotas set.

Question 8

Turtle exclusion devices are used in the U.S.in the long lining of swordfish to prevent capture of cetaceans.

Accepted Answer

A) True 
 B)False

Question 9

Which country has a significant whaling industry and a market for whale meat?

Accepted Answer

A)  Great Britain 
B)  Australia 
C)  the United States 
D)  Japan 
A)  Great Britain 
B)  Australia 
C)  the United States 
D)  Japan

Question 10

Non-native species are an increasing threat to marine and freshwater biodiversity.

Accepted Answer

A) True 
 B)False

Question 11

What are the ethical reasons for not allowing whaling activities to increase?

Accepted Answer

whales are peaceful,

Question 12

After a lengthy period of being closed,Canada's cod fishery is showing signs of recovery according to statements by the Canadian government.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following will contribute to rebuilding the salmon populations?

Accepted Answer

A)  not releasing juveniles from hatcheries 
B)  not releasing extra water from dams 
C)  not allowing salmon to bypass dams 
D)  banning dams from being built in some stream areas 
A)  not releasing juveniles from hatcheries 
B)  not releasing extra water from dams 
C)  not allowing salmon to bypass dams 
D)  banning dams from being built in some stream areas

Question 14

What is one economic approach to reducing overfishing?

Accepted Answer

A)  improving the enforcement of fishing regulations 
B)  eliminating fishing subsidies 
C)  reducing the introduction of alien species 
D)  reducing bycatch levels 
A)  improving the enforcement of fishing regulations 
B)  eliminating fishing subsidies 
C)  reducing the introduction of alien species 
D)  reducing bycatch levels

Question 15

New Brunswick's Sackville Waterfowl Park is home to roughly ____________________ species of plants.

Accepted Answer

The answer of New Brunswick's Sackville Waterfowl Park is home...

Question 16

Which of the following is an outcome of human activities?

Accepted Answer

A)  an increase in large open-ocean fish such as tuna and sharks 
B)  introducing fish species that have enhanced native species 
C)  large catches of non-targeted species 
D)  bountiful cod stocks 
A)  an increase in large open-ocean fish such as tuna and sharks 
B)  introducing fish species that have enhanced native species 
C)  large catches of non-targeted species 
D)  bountiful cod stocks

Question 17

Seaweeds and other organisms are sources of some chemicals used in cosmetics and pharmaceuticals.

Accepted Answer

A) True 
 B)False

Question 18

What are some ways to rebuild salmon populations?

Accepted Answer

set appropriate fishing quotas

Question 19

What is one way to reduce the bycatch problem?

Accepted Answer

A)  use narrow-meshed nets 
B)  ban the throwing of edible and marketable fish back into the sea 
C)  control pollution more strictly 
D)  use escape-proof devices for turtles and seabirds 
A)  use narrow-meshed nets 
B)  ban the throwing of edible and marketable fish back into the sea 
C)  control pollution more strictly 
D)  use escape-proof devices for turtles and seabirds

Question 20

What is one feature of provincially significant wetlands?

Accepted Answer

A)  They have a lower biodiversity rating than other wetlands. 
B)  They are not protected from development. 
C)  They are only found close to development. 
D)  They may offer tax advantages to the land owner. 
A)  They have a lower biodiversity rating than other wetlands. 
B)  They are not protected from development. 
C)  They are only found close to development. 
D)  They may offer tax advantages to the land owner.

Exam 13: Sustaining Aquatic Biodiversity

Do international agreements work in protecting fish stocks?

Why is protecting marine biodiversity difficult?

What percentage of fish species exist in marine systems?

One source of invasive species in aquatic environments is the _________________________ of ships.

Which animal was once considered the greatest threat to the Great Lakes?

Currently,the fishery throws away about ____________________% of the annual global catch.

Which statement would a conservationist make about whales?

Turtle exclusion devices are used in the U.S.in the long lining of swordfish to prevent capture of cetaceans.

Which country has a significant whaling industry and a market for whale meat?

Non-native species are an increasing threat to marine and freshwater biodiversity.

What are the ethical reasons for not allowing whaling activities to increase?

After a lengthy period of being closed,Canada's cod fishery is showing signs of recovery according to statements by the Canadian government.

Which of the following will contribute to rebuilding the salmon populations?

What is one economic approach to reducing overfishing?

New Brunswick's Sackville Waterfowl Park is home to roughly ____________________ species of plants.

Which of the following is an outcome of human activities?

Seaweeds and other organisms are sources of some chemicals used in cosmetics and pharmaceuticals.

What are some ways to rebuild salmon populations?

What is one way to reduce the bycatch problem?

What is one feature of provincially significant wetlands?

Environmental Problems: an Introduction and Overview

Environmental History: Learning From the Past

Science, systems, matter, and Energy

Ecosystems: What Are They, and How Do They Work

Evolution and Biodiversity

Climate and Terrestrial Biodiversity

Aquatic Biodiversity

Community Ecology

Population Ecology

Applying Population Ecology: the Human Population

Sustaining Terrestrial Biodiversity: Managing and Protecting Ecosystems

Sustaining Biodiversity: the Species Approach

Food and Soil Resources

Water Resources

Geology and Nonrenewable Mineral Resources

Nonrenewable Energy Resources

Energy Efficiency and Renewable Energy

Risk,toxicology,and Human Health

Air Pollution

Climate Change and Ozone Loss

Water Pollution

Pest Management

Solid and Hazardous Waste

Sustainable Cities

Economics, environment, and Sustainability

Politics, environment, and Sustainability

Environmental World-views, ethics, and Sustainability

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