1) The energy resource with the highest overall use and also the highest rate of increased consumption is
_______.
A) coal
B) biomass
C) oil
D) natural gas
E) nuclear
Answer: C
Diff: 2
Objective: 20.2 Alternative fuel contributions to energy supplies
2) Worldwide, the most widely used renewable energy resource is ________.
A) solar
B) hydroelectric
C) biomass
D) wind
E) nuclear
Answer: C
Diff: 2
Objective: 20.2 Alternative fuel contributions to energy supplies
3) Biofuels ________.
A) can be created by microbial action or burned directly as wood or dung
B) requires fossil fuel input to produce
C) produces no greenhouse gases when burned
D) could not supply an alternative fuel to gasoline
E) is a form of fossil fuel
Answer: A
Diff: 1
Objective: 20.5 Sources, scale, and impacts of biomass
4) ________ strongly influences the amount of energy generated from hydropower.
A) The temperature of reservoir water
B) Latitude
C) The phase of the moon
D) The volume of water released and the height of the fall
E) the temperature of water in the boiler and turbine
Answer: D
Diff: 1
Objective: 20.6 Scale, methods, and impacts of hydroelectric power
5) The run-of-river approach to hydropower describes ________.
A) impounding water in reservoirs behind concrete dams
B) the purchase of state-run dams by major corporations
C) dams that are reliable but unsustainable
D) the most expensive type of dams to build and maintain
E) diversion of a portion of a river's flow through pipes
Answer: E
Diff: 1
Objective: 20.6 Scale, methods, and impacts of hydroelectric power
6) New renewables include ________.
A) biodiesel
B) wind power
C) ethanol
D) sustainably harvested fuelwood
E) "biogas" methane
Answer: B
Diff: 2
Objective: 20.1 Need for alternatives to fossil fuels
7) Today ________ provide Sweden with most of its total energy and virtually all of its electricity.
A) nuclear, fossil fuels and new renewables
B) biomass, nuclear, hydrogen
C) fossil fuels, biodiesel and hydrogen
D) hydroelectric, nuclear, biofuels and new renewables
E) sulfur dioxide, fusion and fossil fuels
Answer: D
Diff: 2
Objective: 20.2 Alternative fuel contributions to energy supplies
8) Nuclear power plants ________.
A) were first developed commercially in the early 1990s
B) experienced the most growth during the 1970s and 1980s
C) are illegal in France and Lithuania
D) supply most of U.S. electricity
E) produce more greenhouse gas emissions than burning fossil fuels
Answer: B
Diff: 1
Objective: 20.3 Nuclear energy
9) Nuclear energy in power plants is created via ________.
A) fusion of electrons
B) ionic transformation of atoms
C) extraction of energy from the nucleus of cells
D) bombarding radioactive elements with electrons
E) fissioning uranium atoms by bombarding them with neutrons
Answer: E
Diff: 2
Objective: 20.3 Nuclear energy
10) Which of the following characterizes U.S. nuclear power plants?
A) largely unregulated
B) highly subsidized
C) widely trusted and accepted by the public
D) account for nearly half of domestic energy production
E) inexpensive to operate
Answer: B
Diff: 2
Objective: 20.4 Debate over nuclear power
11) Effects attributed to Chernobyl ________.
A) were contained within the Ukraine
B) have not been extensively documented
C) serious respiratory illnesses but no fatalities
D) increased incidence of thyroid cancers
E) increased incidence of emphysema
Answer: D
Diff: 1
Objective: 20.4 Debate over nuclear power
12) Which country leads the world in percentage of electricity derived from hydropower?
A) Norway
B) Sweden
C) Canada
D) United States
E) Russia
Answer: A
Diff: 2
Objective: 20.6 Scale, methods, and impacts of hydroelectric power
13) E-85 ________.
A) was an international summit of 85 nations that met to restrict greenhouse gas emissions
B) was an international summit of 85 nations that met to determine vehicle fuel efficiency standards
C) was an international summit of 85 nations that met to restrict CFC use
D) is an isotope of uranium used to generate electricity
E) is an ethanol–gasoline mixture used in flexible-fuel vehicles
Answer: E
Diff: 2
Objective: 20.5 Sources, scale, and impacts of biomass
14) The BioTour is a touring demonstration project that ________.
A) is fueled by waste oil from restaurants
B) runs on 100% ethanol
C) is solar powered
D) takes ecotours through the Brazilian rainforest
E) runs on hydrogen fuel
Answer: A
Diff: 2
Objective: 20.5 Sources, scale, and impacts of biomass
15) U.S. hydropower dam construction was greatest during the ________.
A) industrial revolution
B) 1930s to 1960s
C) 1970s to 2000
D) late 1800s
E) early 21st century
Answer: B
Diff: 1
Objective: 20.6 Scale, methods, and impacts of hydroelectric power
16) Which of the following are documented negative impacts of dams?
A) flooding, habitat destruction, alteration of river sediment deposition
B) alteration of river salinity
C) acid deposition
D) increased atmospheric carbon dioxide and CFCs
E) increased carbon monoxide emissions, decreased rainfall
Answer: A
Diff: 2
Objective: 20.6 Scale, methods, and impacts of hydroelectric power
17) Which of the following countries has the highest percentage of electricity generated from nuclear power
plants?
A) France
B) United States
C) Canada
D) Sweden
E) Russia
Answer: A
Diff: 2
Objective: 20.2 Alternative fuel contributions to energy supplies
18) Which of the following countries has the most nuclear power plants?
A) France
B) United States
C) Canada
D) Sweden
E) Russia
Answer: B
Diff: 2
Objective: 20.2 Alternative fuel contributions to energy supplies
19) Which of the following has the least heat yield when burned?
A) charcoal
B) petrodiesel
C) wood
D) ethanol
E) peat
Answer: E
Diff: 2
Objective: 20.5 Sources, scale, and impacts of biomass
20) Ultimately, all biofuels are ________, because they are the result of ________.
A) geological; sedimentation
B) solar; photosynthesis
C) inefficient; decomposition by microorganisms
D) synthetic; chemical manipulation of hydrocarbons
E) polymers; biological metabolic processes
Answer: B
Diff: 2
Objective: 20.5 Sources, scale, and impacts of biomass
21) Biofuels and nuclear power may prove useful as ______.
A) pollution-free sustainable energies
B) energies to bridge the time between fossil fuel depletion and new renewables
C) replacement fuels for motor vehicles
D) stages in the development of fusion generators
E) inexpensive technologies for developing nations
Answer: B
Diff: 2
Objective: 20.1 Need for alternatives to fossil fuels
22) Both pyrolysis and gasification are ways of producing ________ from _______.
A) methane and diesel fuels; biomass
B) coal; biomass
C) biodiesel; limestone
D) hydroelectric fuel; coal
E) pesticides and fertilizers; biomass
Answer: A
Diff: 2
Objective: 20.5 Sources, scale, and impacts of biomass
23) Sweden had to rescind its pledge to replace completely nuclear power with renewable energy because
_______.
A) The Copenhagen Conference of 2010 rescinded the Kyoto agreements
B) renewable energy was taking longer to develop than expected
C) they found a way to rapidly detoxify nuclear wastes
D) there was a strong public demand to return to fossil fuels
E) the pollution from wind and hydroelectric generators had contaminated ground water
Answer: B
Diff: 2
Objective: 20.4 Debate over nuclear power
24) Globally, more than 80% of all primary energy for today's economies comes from _______.
A) nuclear power
B) hydropower installations
C) biofuels
D) fossil fuels
E) solar, wind and ocean tides and waves
Answer: D
Diff: 2
Objective: 20.1 Need for alternatives to fossil fuels