Human Impact on the Environment Solved
Exam Questions
Course Introduction
This course examines the complex ways in which human activities have altered natural systems, with emphasis on the causes, consequences, and potential solutions to environmental challenges. Topics include population growth, resource consumption, pollution, land use change, biodiversity loss, and climate change. Through case studies and interdisciplinary approaches, students will analyze the interplay between societal development and environmental degradation, evaluate policy responses, and explore strategies for achieving sustainability in local and global contexts.
Recommended Textbook
Sustaining the Earth 10th Edition by G. Tyler Miller
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14 Chapters
1846 Verified Questions
1846 Flashcards
Source URL: https://quizplus.com/study-set/2132
Chapter 1: Environmental Problems, Their Causes, and Sustainability
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101 Verified Questions
101 Flashcards
Source URL: https://quizplus.com/quiz/42453
Sample Questions
Q1) The "tragedy of the commons" refers to lack of agricultural sustenance available for the common (poor)people in a country.
A)True
B)False
Answer: False
Q2) When a nonrenewable resource is completely exhausted,it is referred to as economically depleted.
A)True
B)False
Answer: False
Q3) The three principles of sustainability are
and
Answer: relying on solar energy,biodiversity,nutrient cycling (in any order)
Q4) Population growth has declined since the 1960's.
A)True
B)False
Answer: True
Page 3
Q5) How many Earths are we currently using compared to Earth's ecological capacity? Answer: 1.25
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Chapter 2: Science, Matter, Energy, and Systems
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162 Verified Questions
162 Flashcards
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Sample Questions
Q1) Energy can be formally defined as
A) the random motion of molecules.
B) the ability to do work or produce heat transfer.
C) a force that is exerted over some distance.
D) the movement of molecules.
E) the loss of matter.
Answer: B
Q2) Net primary productivity is the rate
A) at which producers manufacture chemical energy through photosynthesis.
B) at which producers use chemical energy through respiration.
C) at which producers manufacture chemical energy minus energy used through respiration.
D) at which chemical energy is transferred from one trophic level to the next.
E) at which consumers use chemical energy through respiration.
Answer: C
Q3) The law of conservation of matter has very important consequences in terms of how we handle our wastes.Explain this statement.
Answer: Matter can neither be created or destroyed therefore when was cannot truly 'dispose' of our waste. We can only change its chemical or physical form.
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Page 4
Chapter 3: Biodiversity and Evolution
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104 Verified Questions
104 Flashcards
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Sample Questions
Q1) The golden tree frog that can only be found in one particular area is an example on a(n)____________________ species.
Answer: endemic
Q2) Individuals,not populations,evolve to become genetically different. A)True
B)False
Answer: False
Q3) On the temperate-zone lake figure,choose the zone of open water where photosynthesis can occur.
Answer: A
Q4) Difference in genes among organisms of the same species is called A) ecological diversity. B) species diversity.
C) functional diversity.
D) biodiversity.
E) genetic diversity.
Answer: E
Q5) Toxic runoff from the hillsides will first affect the ____________________ zone of a lake.
Answer: littoral
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Chapter 4: Community Ecology, Population Ecology, and the Human Population
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117 Verified Questions
117 Flashcards
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Sample Questions
Q1) Silverfish insects travel with army ants to share the food the ants leave behind after eating.This is an example of ____.
A) mutualism
B) commensalism
C) succession
D) parasitism
E) speciesm
Q2) The effect of population increase or environmental resistance is not felt instantly in most cases.
A)True
B)False
Q3) Which of the following is a specialist species?
A) flies
B) cockroach
C) raccoons
D) rats
E) pandas
Q4) The ____________________ is the rate a population would grow if it had unlimited resources.
Q5) How do keystone species differ from foundation species?
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Chapter 5: Sustaining Biodiversity: The Species Approach
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114 Verified Questions
114 Flashcards
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Sample Questions
Q1) International treaties help protect wild species and thus help maintain biological diversity.
A)True
B)False
Q2) The pet trade has impacted all but which of the following wild pets?
A) Parrots
B) Reptiles
C) Amphibians
D) Guinea Pigs
E) Tropical fish
Q3) Rehabilitation of wild endangered species is best done in zoos,aquariums and botanical gardens.
A)True
B)False
Q4) The chemical DDT was able to climb the food chain from fish to fish eating birds by a process known as ____________________ .
Q5) ____________________ preserve plant species,which is the only remaining means of maintaining long-term genetic progress.
Q6) List 4 ways we can protect wild species from human caused extinctions.
Page 7
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Chapter 6: Sustaining Biodiversity: The Ecosystem Approach
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142 Verified Questions
142 Flashcards
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Sample Questions
Q1) Forests and woodlands cover about 30% of the earth's land.
A)True
B)False
Q2) Wilderness areas are needed for
A) aesthetic reasons.
B) getting away from noise and stress.
C) preserving biological diversity.
D) recreation.
E) all of these answers
Q3) A single park in Costa Rica is home to more bird species than are found in all of North America.
A)True
B)False
Q4) The major threats to freshwater ecosystems include A) dams restricting natural river flow.
B) excessive water withdrawal for agriculture.
C) destruction of wetlands.
D) invasive species crowding out native species.
E) all of these answers.
Q5) Name three major problems associated with building new roads into forests.
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Chapter 7: Food,Soil,and Pest Management
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151 Verified Questions
151 Flashcards
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Sample Questions
Q1) Producing and consuming meat more sustainably involves shifting to poultry and herbivorous fish rather than high-grain-consuming forms of animal protein.
A)True
B)False
Q2) Food production systems ranked in order of the proportion of the world's land area used are
A) Cropland, Rangeland, Fisheries
B) Rangeland, Cropland, Fisheries
C) Fisheries, Rangeland, Cropland
D) Cropland, Fisheries, Rangeland
E) none of these answers
Q3) Crossbreeding is a quick reliable process that combines genes from genetically dissimilar species to produce a valuable new crop.
A)True
B)False
Q4) ____________________ are chemicals emitted by living organisms to send messages to individuals of the same species and can be used as alternatives to pesticides.
Q5) A(n)____________________ is the specific type of pesticide used to kill a rat.
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Chapter 8: Water Resources and Water Pollution
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147 Verified Questions
147 Flashcards
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Sample Questions
Q1) Which of the following marine ecosystems is least polluted from ocean dumping and coastal development?
A) Mangrove swamps
B) Deep-ocean trenches
C) Coral reefs
D) Wetlands
E) Estuaries
Q2) Surface water from a watershed will become groundwater when it infiltrates the ground.
A)True
B)False
Q3) Which of the following statements about lakes is true?
A) Stratified layers of lakes are characterized by vertical mixing.
B) Pollutants dilute better in lakes than in rivers and streams.
C) Lakes are more vulnerable than streams to contamination.
D) Lakes are flushed more easily than streams.
E) All of these statements are true.
Q4) The process by which surface water percolates into the ground and replenishes groundwater supplies is know as ____________________ .
Q5) ____________________ treatment uses biological methods such as digestion.
Page 10
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Chapter 9: Nonrenewable Energy Resources
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100 Verified Questions
100 Flashcards
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Sample Questions
Q1) The net energy of a resource is the total useful energy available from the resource over its lifetime minus the amount of energy used and wasted in ____ the resource.
A) transporting
B) finding
C) processing
D) extracting
E) all of these answers
Q2) ____________________ can happen very quickly as in an atomic bomb,or in a more controlled manner which allows the energy to be captured for useful purposes.
Q3) Control of oil reserves is a catalyst for political instability.
A)True
B)False
Q4) Advantages to nuclear power include all but which one?
A) Abundant fuel supply
B) High net energy yield
C) Limited land use
D) Amply supplies of uranium
E) Less CO emissions than fossil fuels
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Chapter 10: Energy Efficiency and Renewable Energy
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114 Verified Questions
114 Flashcards
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Sample Questions
Q1) Photovoltaic solar cells work on cloudy days.
A)True
B)False
Q2) The renewable and perpetual resource(s)with the best availability in the short term and the long term is (are)
A) large- and small-scale dams.
B) low temperature solar heating and improved energy efficiency.
C) photovoltaics and high-temperature solar heating.
D) wind energy.
E) geothermal energy.
Q3) The advantages of shifting from large,centralized macropower systems to decentralized micropower systems include all of the following except
A) increased use of fossil fuels
B) improved economic security
C) improved national security
D) increased reliance on renewable energy sources
E) increased energy efficiency
Q4) ____________________ transform the sun's energy into heat,which is then used to produce electricity.
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Chapter 11: Environmental Hazards and Human Health
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116 Verified Questions
116 Flashcards
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Sample Questions
Q1) The incidence of tuberculosis is increasing because of all but which one?
A) Strains of the TB bacterium developing resistance to antibiotics
B) Increased population size and the advanced age of the population
C) Weakened immune systems from the spread of AIDS
D) Poverty
E) Lack of effective medicine
Q2) The explosion of the space shuttle Challenger and the accidents at Three Mile Island and Chernobyl were caused
A) by global climate change.
B) primarily by human error.
C) by the northern lights interfering with normal electrical transmission.
D) primarily by technological error.
E) by sabotage.
Q3) A person experiencing liver damage after a lifetime of alcohol abuse is showing
A) a chronic effect.
B) a subchronic effect.
C) an acute effect.
D) a subacute effect.
E) a superacute effect.
Q4) System reliability (%)= ____________________ x ____________________
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Chapter 12: Air Pollution, Climate Change, and Ozone
Depletion
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148 Verified Questions
148 Flashcards
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Sample Questions
Q1) Some uncertainty in climate models arise based on how
A) CO will affect the rate of photosynthesis.
B) changes in polar ice will occur.
C) ocean absorption of carbon dioxide will affect climate change.
D) air pollution might affect climate.
E) all of these answers
Q2) Which answer best states the current scientific position about global warming?
A) There is no problem-it's a hoax.
B) There is no need to worry. The projected change in temperature is no more than we experience on any given day.
C) The problem is the potential rise in average global temperature.
D) The problem is the quick rate of change in average global temperature.
E) The problem is the slow rate of change in average global temperature.
Q3) All of the following describe soils that are vulnerable to acid deposition except
A) thin.
B) low in buffering ions.
C) high in hydroxyl (OH-) ions.
D) acidic.
E) already depleted by decades of acid deposition.
Page 14
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Chapter 13: Urbanization and Solid and Hazardous Waste
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189 Verified Questions
189 Flashcards
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Sample Questions
Q1) ____________________ approaches attempt to reduce the environmental impact of solid waste without reducing the amount of waste produced; ____________________ approaches attempt to reduce waste and use what we do produce as resources.
Q2) All of the following reflect a low-waste approach except A) extending the useful lifetime of a product.
B) substituting less bulky products, such as a transistor for a vacuum tube.
C) assuring built-in obsolescence.
D) using modular construction for repair.
E) recycling materials.
Q3) By 2030,the percentage of people living in cities worldwide could increase to what percent?
A) 5%
B) 20%
C) 25%
D) 33%
E) 66%
Q4) Reuse is a way to reduce solid waste and save money. What are five individual strategies you use frequently to reuse used items? Where can you improve?
Q5) The two types are recycling are ____________________ and ____________________.
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Chapter 14: Economics, Politics, Worldviews, and Sustainability
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141 Verified Questions
141 Flashcards
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Sample Questions
Q1) Governments of developing countries can help eliminate poverty by all of the following methods except
A) shifting more of the national budget to aid the poor.
B) giving villages and urban poor title to common lands and to crops and trees they plant on common lands.
C) redistributing some of the land to the large landowners who have shown they use it most efficiently.
D) increasing spending on health, education, family planning, and sanitation.
E) increasing expenditure for rural development, land distribution, and protection of wilderness areas.
Q2) Effective environmental leadership
A) leads by working within the system.
B) leads by example.
C) leads by challenging the system.
D) all of these answers
E) a and b only
Q3) Economic development including the creation of more jobs and distribution of wealth to reach blue-collar workers is called ____________________.
Q4) Why are more companies embracing environmental regulations?
Page 16
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