Question 1

Biologists believe the Endangered Species Act has been successful,but critics say it is a failure.Which argument below supports the critics?

Accepted Answer

A)  The ESA has not been in existence long enough for endangered species to recover. 
B)  Species are only listed when critically endangered;therefore,many will be lost. 
C)  More than one-half of listed species are stable or improving,and 99% are still alive. 
D)  The budget for protecting endangered species amounted to 9 cents per U.S.citizen. 
E)  Federal regulators have been heavy handed in enforcing the act. 
A)  The ESA has not been in existence long enough for endangered species to recover. 
B)  Species are only listed when critically endangered;therefore,many will be lost. 
C)  More than one-half of listed species are stable or improving,and 99% are still alive. 
D)  The budget for protecting endangered species amounted to 9 cents per U.S.citizen. 
E)  Federal regulators have been heavy handed in enforcing the act.

Question 2

The best way to limit the impact of invasive species is to ____.

Accepted Answer

A)  use pesticides to reduce their numbers 
B)  import and release their natural predators 
C)  prevent them from being introduced in the first place 
D)  hire lots of people and destroy them 
E)  alter their genes so they all die 
A)  use pesticides to reduce their numbers 
B)  import and release their natural predators 
C)  prevent them from being introduced in the first place 
D)  hire lots of people and destroy them 
E)  alter their genes so they all die

Question 3

Island species - often found nowhere else - are especially vulnerable to extinctions when their habitat is destroyed.

Accepted Answer

A) True 
 B)False

Biologists believe the Endangered Species Act has been successful,but critics say it is a failure.Which argument below supports the critics?

The best way to limit the impact of invasive species is to ____.

Island species - often found nowhere else - are especially vulnerable to extinctions when their habitat is destroyed.

Environmental Problems, their Causes, and Sustainability

Science, matter, energy, and Systems

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, species Interactions, and Population Control

The Human Population and Its Impact

Climate and Biodiversity

Aquatic Biodiversity

Sustaining Terrestrial Biodiversity: The Ecosystem Approach

Sustaining Aquatic Biodiversity

Food, soil, and Pest Management

Water Resources

Geology and Nonrenewable Mineral Resources

Nonrenewable Energy

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

Air Pollution

Climate Disruption and Ozone Depletion

Water Pollution

Solid and Hazardous Waste

Cities and Sustainability

Economics, environment, and Sustainability

Politics, environment, and Sustainability

Environmental Worldviews, ethics, and Sustainability

Filters

Exam 9: Sustaining Biodiversity: The Species Approach

Biologists believe the Endangered Species Act has been successful,but critics say it is a failure.Which argument below supports the critics?

The best way to limit the impact of invasive species is to ____.

Island species - often found nowhere else - are especially vulnerable to extinctions when their habitat is destroyed.

Environmental Problems, their Causes, and Sustainability

Science, matter, energy, and Systems

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, species Interactions, and Population Control

The Human Population and Its Impact

Climate and Biodiversity

Aquatic Biodiversity

Sustaining Terrestrial Biodiversity: The Ecosystem Approach

Sustaining Aquatic Biodiversity

Food, soil, and Pest Management

Water Resources

Geology and Nonrenewable Mineral Resources

Nonrenewable Energy

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

Air Pollution

Climate Disruption and Ozone Depletion

Water Pollution

Solid and Hazardous Waste

Cities and Sustainability

Economics, environment, and Sustainability

Politics, environment, and Sustainability

Environmental Worldviews, ethics, and Sustainability

Filters