Which of the following most effectively allows forests to recover from tree harvesting?

cutting only medium-sized or mature trees

The current rate of species extinction is...

attributable to the actions of humans

As the amount of ozone in the stratosphere decreases,

more ultraviolet light is able to reach Earth's surface

Ultraviolet radiation is particularly dangerous because...

It can damage genetic material in cells.

Which of the following is a secondary pollutant?

smog formed in the presence of sunlight

Storage sited for nuclear wastes...

should be located in areas that are very geologically stable

which type of building would MOST likely have poop indoor air quality

one that is tightly sealed and air conditioned

Climate in a region is

the long term, prevailing atmospheric conditions

Given that most people live in urban areas, why should rural areas be preserved?

the provide ecological services

Which of the following describes the depletion of a renewable resource?

extreme cultivation of farmland that exhausts soil nutrients

Which of the following accurately describes the use of fossil fuel for energy?

Burning fossil fuels releases carbon dioxide into the air

involves the combining of atomic nuclei

A sustainable world would be characterized by...

indefinite existence of healthy and prosperous humans

The average global temperature has ___ during the 20th century

risen some years and fallen others but has increased overall

The density of a population is...

the number of individuals per unit area

Which of the following makes it difficult to reduce population growth?

Many people have low literacy and limited healthcare access

The carrying capacity of an environment is determined by the...

supply of the most limited resources

Chlorofluorocarbon molecules are environmentally significant because...

Their chlorine atoms destroy stratospheric ozone molecules

Deforestation if an especially serious problem in tropical rain forests because...

farmers repeatedly clear additional forest area

Which of the following is an advantage of nuclear energy?

it does not produce air pollution

Pest populations that damage plants...

become resistant to pesticides via natural selection

The difference between global warming and climate changes is that...

climate changed is the major cause of global warming

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Environmental Studies CP Final Exam

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Questions 66

Answers

1
Urban sprawl involves people moving from cities to land that was previously used for...
housing
food production and open space
industry and open space
power lines
2
Which of the following most effectively allows forests to recover from tree harvesting?
cutting only medium-sized or mature trees
allowing the forest to reseed itself
cutting only young trees and then replacing them
cutting all of the trees and then replanting the area
3
Acid precipitation can be traced back to
the burning of fossil fuels
the use of electrostatic precipitators
the release of particulate matter into the atmosphere
thermal inversions
4
Parasitic worms would be classified as which types of water pollutant?
heavy metals
inorganic chemicals
pathogen
organic matter
5
The current rate of species extinction is...
attributable to the actions of humans
slower than at any other time in this century
of little consequence to Earth's long-term survival
the result of natural environmental processes
6
As the amount of ozone in the stratosphere decreases,
less solar energy is able to reach Earth's surface
The amount of plankton in the ocean increases
more ultraviolet light is able to reach Earth's surface
the amount of methane in the atmosphere increases
7
Ultraviolet radiation is particularly dangerous because...
It can damage genetic material in cells.
Little has been done to save the ozone layer
It always leads to the rapid death of organisms
because it can be reflected in outer space
8
Which of the following is a secondary pollutant?
hydrocarbon emissions in car exhaust
VOCs release by a dry cleaner
smog formed in the presence of sunlight
sulfur dioxide created when electrical power is generated
9
Storage sited for nuclear wastes...
should be able to undergo the process of transmutation
should be located in areas that are very geologically stable
will always leak lethal amounts of radiation
can only be located in mountain ranges
10
which type of building would MOST likely have poop indoor air quality
one in an urban area where windows are often open
one what has not been repainted or recarpeted in many years
one in a cool climate with a good ventilation system
one that is tightly sealed and air conditioned
11
Climate in a region is
the atmospheric conditions on a given day
determined only by seasonal daylight hours
never affected by ocean currents
the long term, prevailing atmospheric conditions
12
____ is a material that is a pollutant if allowed to accumulate faster than it can decompose
newspaper
mercury
plastic
metal junk from cars
13
As a lake becomes more acidic, fish are harmed by ___ substances that leach out into the water
Copper
Aluminum
Iron
Calcium
14
Deep ocean current flow along the...
ocean surface
halocline
ocean floor
thermocline
15
Which of the following is a threat to coral reefs?
sewage
oil spills
pesticides
all of the above
16
Given that most people live in urban areas, why should rural areas be preserved?
they contain many develpments
the provide ecological services
they contain greenbelts
They provide crucial unfrastructure
17
With respect to matter, Earth is mostly...
a closed system
a bioshphere
An open system
an ecosystem
18
Which of the following describes the depletion of a renewable resource?
extreme cultivation of farmland that exhausts soil nutrients
increasing use of solar energy to generate electrical power
mining coal
hunting of excess deer to maintain a healthy population size
19
What pollutant forms when automobile emissions react with oxygen gas and ultraviolet rays
carbon dioxide
sulfur dioxide
radon
ozone
20
Which of the following accurately describes the use of fossil fuel for energy?
fossil fuels account for 20% of electricity generated in U.S
We will run out of fossil fuels in about 250 years
Burning fossil fuels releases carbon dioxide into the air
fossil fuel are used for powering wind turbines
21
During the ____ period(s), humans altered their habitats.
industrial revolution
agricultural revolution
hunter-gatherer
All of the above
22
Light pollution can be decreased by...
directing light downward
using incandescent light bulbs
lighting billboards from below
switching to LED bulbs
23
Nuclear FUSION
produces more radioactive waste than nuclear fission
involves the splitting of atomic nuclei
involves the combining of atomic nuclei
creates "daughter" nuclei
24
Which of the following pH measurements of rainwater would indicate acid precipitation?
pH 4.1
pH 6.0
pH 7.3
pH 9.6
25
A sustainable world would be characterized by...
max use of natural resources using advanced technologies
Creating safer storage for increased amounts of toxic wastes
Relocating rare animals from natural habitats to labratories
indefinite existence of healthy and prosperous humans
26
Which of the following is often used to remove poisonous gases from industrial emissions?
electrostatic precipitators
scrubbers
crushed limestone
catalytic converters
27
The average global temperature has ___ during the 20th century
risen some years and fallen others but has increased overall
increased every year
remained the same
risen some years and fallen others but has decreased overall
28
The density of a population is...
the proportion of males and females
the number of individuals per unit area
the number of individuals born every year
the number of individuals living in cities
29
Which of the following is NOT an environmental effect of deforestation?
soil erosion
reestablishment of trees
reduction in wildlife habitat
loss of topsoil
30
Which of the following activities is the largest producer of primary air pollutants in the U.S.
transportation
electricity production
agriculture
healthcare
31
What would increase energy efficiency in the U.S.?
turning thermostats down in winter and up in summer
using public transportation
all of the above
insulating homes and businesses
32
Which region is experiencing the biggest increase in population?
Asia
North America
Europe
Australia
33
What are wind and water erosion NOT likely to effect?
Tides
Soil
Rocks
Mountains
34
Which of the following best describes measurements of CO2 levels in the atmosphere since 1958?
Levels of CO2 have increased
Levels of CO2 were stable
Levels of CO2 are unknown
Levels of CO2 have decreased
35
Which of the following makes it difficult to reduce population growth?
High literacy rates result in women wanting more children
People live in cities, where large families are an advantage
Population sizes will not decline until people are starving
Many people have low literacy and limited healthcare access
36
The most energy-efficient vehicles available today are...
cars that use biomass fuel
fuel cell cars
cars with gasoline engines
hybrid cars
37
One way radon and asbestos are similar is that they...
increase the risk of cancer
are both gaseous pollutants
are primarily outdoor air pollutants
cut and scar the lungs
38
An example of a population is...
all animals in a forest
all plants in a forest
all trees in a forest
all maple trees in a forest
39
The ozone layer is located in the
troposphere
ionosphere
stratosphere
thermosphere
40
The carrying capacity of an environment is determined by the...
supply of the most limited resources
distribution of the population
reproductive potential of the species
number of individuals in the species
41
All of these fields of study contribute to environmental science EXCEPT
linguistics
physics and chemistry
social sciences
biology and earth sciences
42
Which of the following contributes most to acid precipitation?
ethanol
all of the above
burning of fossil fuels
radon and ozone
43
Using scientific information from chemistry and biology to devise a plan to clean up a lake is
Social Science
Earth Science
Environmental Science
Ecology
44
Chlorofluorocarbon molecules are environmentally significant because...
Their chlorine atoms destroy stratospheric ozone molecules
their absorption of lethal solar energy protects Earth
They break down ozone molecules produced as pollution
They are poisonous, flammable, and corrosive to metals
45
Deforestation if an especially serious problem in tropical rain forests because...
hot climate makes it take a long time for seedlings to grow
they're in nations with high per person resource consumption
farmers repeatedly clear additional forest area
the downed trees are left to rot, damaging the soil
46
What is reforestation?
removing all trees from an area
replanting trees in an area
reseeding overgrazed grasses
removing selected trees from an area
47
Which of the following is an advantage of nuclear energy?
It is cost efficient
It does not produce solid waste.
it does not produce air pollution
it poses no safety risks
48
Without the greenhouse effect, Earth's atmosphere would be ____ to support life.
lacking the oxygen
too wet
too hot
too cold
49
Pest populations that damage plants...
breed slower in hot climates
attack wild plants with greater success than crops
include only insects and small rodents
become resistant to pesticides via natural selection
50
The difference between global warming and climate changes is that...
Previous changes in climate were dramatic but short-lived
human-made chemicals (CFC's) do not influence global warming
climate changed is the major cause of global warming
Climate change only occurs along the equator
51
How many valence electrons does an atom of Chlorine have?
9
3
17
7
52
No-till farming helps to conserve soil fertility because
the ground is carefully turned to mix soil nutrients
deep ridges are cut across, not down, the slopes of hills
remnants of the previous crop are left to slowly decay
only organic fertilizers and natural pesticides are used
53
Most of today's environmental problems began during which period(s) in human history?
agricultural revolution
hunter-gatherer period
industrial revolution
Both (a) and (c)
54
The ______ group does not receive the experimental treatment in an experiment.
observed
data
control
experimental
55
Most air pollution is produced by
fuel buring
ozone layer depletion
volcanic eruptions
thermal inversions
56
The two most pressing issues with the human race are
weather and water
renewables and nonrenewables
population and consumption
supply and demand
57
The relationship between a lion and a gazelle is an example of...
predator and prey
mutualism
competition
parasite and host
58
What part of Earth encompasses all areas where organisms can obtain the energy they need?
hydrosphere
lithosphere
atmosphere
biosphere
59
An ecological footprint is...
number of trees people cut down
amount of land and ocean needed to support one person
number of animals a person has killed
mark a person's shoe makes in soft earth
60
What causes most coastal pollution in the United States?
overfishing
temperature changes
industrial waste and sewage
lakes and ponds
61
Which of the following is a side effect of heat islands?
increased precipitation
drought
lower temperatures
lower temperatures and drought
62
"Tragedy of the Commons" addresses the conflicts associated with what environmental challenge?
preventing pollution
curbing overpopulation
protecting shared resources
preserving biodiversity
63
Flooding of habitats, upset of ecosystems downstream, and reduced productivity of farmland are
from geothermal energy
from tidal power conversion
from ocean thermal energy
from hydroelectric energy
64
Which of the following is NOT a strategy that could slow population growth?
Public advertizing
Legal punishments
Economic incentives
Limiting education for women
65
which of the following is a source of nonpoint pollution?
leaking oil tanker
unlined landfill
runoff from agricultural feedlots
polluted waste-water from a chemical plant
66
Currents at the surface of the ocean are driven by
wind
tectonic plates
salinity
gravity

Environmental Studies CP Final Exam Flashcards | StudBud