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radon
colorless, odorless gas that is a naturally occurring decay product of uranium
formaldehyde
emitted from most manufactured building materials and furniture
asbestos
composed of fibers known to cause lung disease
lead
found in old plumbing pipes and fixtures and some ceramic glazes
fossil fuels
Solids, liquids, and gases created through the compression of ancient organic plant and animal material in the Earth’s crust are called
zebra mussels
an introduced alien species in the Great Lakes
erosion and desertification
Overgrazing of grasslands can lead to reduced range quality. Two of the major effects of overgrazing are
nonnative species
When species are transported geographically to an unknown area, they are called
sick building syndrome
In the workplace, bad air mixed with mold spores has led to
a deep layer of humus and decayed plant matter
Soils found in mid-latitude grasslands would be most accurately described as having
industry, transportation, and energy production
The three main anthropogenic sources of gaseous air pollutants in the United States are
increasing public awareness of the risks during pesticides
Rachel Carson’s contributions to the environmental movement include which of the following?
depletion of an aquifer by regional farmers
Which demonstrates the concept of tragedy of the commons?
DDTs
Which pesticide was banned due to its bioaccumulation in wildlife?
climax community
When an ecosystem reaches its final stage of balanced species development, it is called a(n)
O horizon
The soil layer that contributes organic material to topsoil is the
fuel efficiency
CAFE standards refer to
carrying capacity
“The maximum number of species that can be sustained in an ecosystem.” This sentence is defined by
motor vehicle exhaust
Ground-level ozone in most major United States cities results primarily from
reduction of crop damage to an economically tolerable level
An integrated pest management approach to pest control emphasizes which of the following?
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The half-life of radon gas is approx. four days. Four weeks after the introduction of radon into a sealed room, the fraction of the original amount remaining is closest to.
strip mining
Prior to mine reclamation laws, mine drainage and acidic runoff from coal tailings were toxic byproducts of
a greenhouse
Global warming works a lot like
coastal pine forest
Which community depends on periodic fires for reproduction?
urban areas trap more heat than rural areas do
Which of the following describes the heat-island effect?
atmosphere for N and rocks for S
The major reserves of nitrogen and sulfur in the biosphere are correctly identified by which of the following?
it doesn’t generate greenhouse gases
The biggest advantage of nuclear energy generation is that
uranium
Nuclear power is commonly generated using the element
using energy efficiently and reusing and recycling matter
A sustainable society would emphasize
national resource lands
Which of the following is managed on a multiple-use basis?
clockwise
In the Northern Hemisphere, ocean gyres flow in which direction?
increased water temperature
When logging is carried out in a watershed, a likely effect on the local streams is
enable the removal of the gray wolf from the endangered species list
Which of the following is a major goal of the program begun in 1995 to reintroduce the gray wolf into Yellowstone National Park?
CERCLA - Comprehensive Environmental Responsibility Compensation and Liability Act (aka Superfund)
Which of the following federal laws specifically deals with the cleanup of abandoned hazardous waste sites?
the second law of thermodynamics
Losses of usable energy between successive trophic levels in an ecosystem are best accounted for by which of the following?
absorption of infrared radiation by atmospheric gases
If the Earth had no atmosphere, the mean surface temperature would be approx. -15 C. With our present atmosphere, Earth’s mean surface temperature is approx. +15 C. Which of the following is the best explanation for this difference?
genetic variation within each species and number of species present
Which of the following can be used to assess the biological diversity of an area?
pollutants to collect
City heat islands cause
the cost to the environment is not reflected in the price of the products that produce the pollution
Pollution is considered an external cost when
ecosystem services
The consumption of mosquitoes by bats and the control of flooding provided by tropical forests in mountainous areas of Central America are examples of
a chlorinated hydrocarbon
The use of which of the following to control agricultural insect pests is most likely to have a negative and persistent impact on an ecosystem?
endocrine disruptors
Alligators in a Florida lake polluted by high levels of dioxins (chlorinated hydrocarbons) had low testosterone levels and failed to reproduce. Scientists came to the conclusion that the dioxins were acting as which of the following?
salmon
The most economically important fish affected by hydroelectric dams is
reducing human population size
Which of the following practices would have the biggest impact on achieving global sustainability?
elephant
Which of the following has a late-loss survivorship curve?
fertilizer runoff
What is the primary source of nitrates and phosphates in the wetland?
low pH
Acid rain would be evidenced by
turbidity
The unit JTU is a measurement of
seine net
The large net used for catching fish in the wetlands is called a