Transcript Unit 7 Game

Water
The lake with the
largest water
volume is
A. Lake Victoria
B. Lake Superior
C. Lake Tanganyika
D. Lake Baikal
E. Lake Huron
Levees do which of the following?
I. prevent flooding
II. cause flooding downstream
III. prevent deposition of sediment on floodplains
A. I only.
B. II only.
C. III only.
D. II and III.
E. I, II, and III.
Dams are used for which of the following?
I. Create reservoirs for drinking water.
II. Power turbines that generate electricity.
III. Better conditions for salmon migration.
A. I only.
B. II only.
C. I and II.
D. I and III.
E. I, II, and III.
Aqueducts present problems in the areas in which
they are located. This may be due to the following:
I. diversion from the natural river channel flow
II. loss of water due to precipitation
III. political problems due to of water location
A. I only.
B. II only.
C. III only.
D. I and III.
E. I, II, and III.
The problem with the distillation method of
desalination is that
A. the technology is not readily available.
B. in the areas where it is needed, there is
not enough salt water.
C. it is energy intensive.
D. it produces brine, unlike the reverse
osmosis process.
Reverse osmosis is preferable to distillation
as a method of desalination because
A. it produces less salty brine which is
damaging to wildlife.
B. the salt it produces can be deposited
safely on land.
C. the salt is safely returned to the ocean.
D. the equipment is more efficient and often
less costly.
Water
availability
per capita
throughout
North Africa is
approximately
A. 15,000-70,000 m3 per capita per year.
B. 6,000-15,000 m3 per capita per year.
C. 1,700-2,500 m3 per capita per year.
D. 1,000-1,700 m3 per capita per year.
E. 0-1,000 m3 per capita per year.
Furrow irrigation
A. involves flooding an entire field.
B. involves dripping water near the roots of
a plant.
C. requires stripping old crops from a field.
D. involves digging trenches and filling them
with water.
The greatest per capita water use in the
world is seen in
A. Canada
B. United States
C. South Africa
D. Kenya
E. China
The oldest and least expensive type of
irrigation is
A. spray irrigation.
B. flood irrigation.
C. furrow irrigation.
D. drip irrigation.
E. also the least water intensive type of
irrigation.
Hydroponic agriculture
I. uses soil.
II. uses a nutrient rich solution.
III. uses little or no pesticides.
A. I only.
B. II only.
C. I and II.
D. II and III.
E. I, II, and III.
Household per
capita use of
water per day
is greatest in
A. Australia
B. The United States
C. Iraq
D. India
E. China
You are selecting a new dishwasher. You do
about 150 loads per year. The less efficient
model uses 9 gallons per load. The more
efficient model uses 6 gallons per load. How
many gallons of water will be saved over the
course of one year?
A. 45 B. 450 C. 4500 D. 45,000 E. 50
A method that has been implemented to reduce
water use in dry climates such as Nevada is to
A. prohibit people from planting grass on their
lawns.
B. pay people to plant native vegetation instead of
grass on their lawns.
C. prohibit use of washing machines during the day
when energy use is at a peak.
D. prohibit garden stores from selling vegetation
that doesn’t naturally grow in dry climates.
E. require watering lawns at night to reduce water
loss from evaporation.
In cultural eutrophication, game fish die
from
A. acid deposition.
B. suffocation from lack of oxygen.
C. toxic substances in the water.
D. salt.
E. loss of space.
Human wastewater entering into bodies of water
can be dangerous because
I. It causes a drop in the biological oxygen demand
II. It can lead to cultural eutrophication
III. The wastewater can carry pathogens
A. I only
B. II only
C. III only
D. II and III only
E. I, II, and III
Which developed country only has imported
cases of cholera?
A. country A
B. country B
C. country C
D. country D
E. country E
Which country has no reported cases of
cholera?
A. country A
B. country B
C. country C
D. country D
E. country E
What is the first step of treating wastewater
at a municipal sewage treatment plant?
A. Use of bacteria to break down organic
matter
B. Solid waste material settles out
C. Disinfection using chlorine or ozone
D. Water is removed from sludge
E. Water undergoes aeration to reduce
offensive odors
A country with approximately one sixth of
the world’s population and reported
incidences of cholera is
A. country A
B. country B
C. country C
D. country D
E. country E
Which of the following is a possible end result
for sludge from a sewage treatment plant?
I. Deposited in a landfill
II. Incinerated
III. Used as a fertilizer
A. I only
B. II only
C. III only
D. I and II only
E. I, II, and III
The SO2 emissions
in 2009 are about
half the amount
of the emissions of
A. 1980
B. 1990
C. 2000
D. 2006
E. 2008
The highest
concentrations of
mercury in 2008
are found
A. along the east coast
B. along the west coast
C. in the Midwest states
D. in the desert southwest states
E. along the Gulf of Mexico coast
The term subsidence refers to
A. failure of the groundwater supply.
B. accumulation of silt behind a dam.
C. sinking of ground when water has been
withdrawn.
D. intrusion of salt water into a freshwater
aquifer.
E. loss of water due to evaporation.
The state of
Texas reports
Hg concentrations
between
A. 10 and 12 ng/L
B. 10 and 14 ng/L
C. 10 and 16 ng/L
D. 9 and 16 ng/L
E. 8 and 16 ng/L
Which of the following is a nonpoint
source of water pollution?
A. sewage treatment plant
B. electric power plant
C. active and inactive coal mines
D. logged forest
E. factories
The coastal area
most likely to be
affected by
mercury in the
ocean waters would be
A. the northern Pacific
B. the southern Pacific
C. the Gulf of Mexico
D. the northern Atlantic
E. the southern Atlantic
Which pollutant or pollutants are most
likely to create eutrophic areas?
A. nitrates and phosphates
B. synthetic organic compounds
C. heavy metals
D. solid waste
E. pharmaceuticals
Methods used to remove spilled oil from the
surface of the ocean include
I. containment boom and oil vacuums
II. chemical dispersants
III. large screens
A. I only
B. II only
C. I and II only
D. I and III only
E. I, II, and III
when did the
Acid Rain Program
of the Clean Air
Act go into effect?
A. 1980
B. 1990
C. 1995
D. 2000
The material rotating in the North Pacific
Gyre can best be described as
A. solid waste composed of mostly plastics
B. organic waste dumped from cruiseships
C. medical waste dumped by the United
States
D. coal slag dumped by China
E. solid waste from countries without
landfills
The Federal Water Pollution control Act of
1948 was the precursor legislation to the
A. Endangered Species Act
B. Clean Air Act
C. Clean Water Act
D. Cradle to Grave Legislation
E. Superfund Act
Throughout the world, the most water is
used for
A. irrigation.
B. industrial processes.
C. needs of animals and humans.
D. transportation.
E. cooling towers of power plants.
It can be interpreted
from the graph that
the greatest
environmental
threat due to acid
deposition most likely
occurred
A. In the 1980s
B. In the 1990s
C. From 2000 to 2005
D. From 2005 to present
The largest use of water in the western
United States is
A. energy production.
B. cooling.
C. irrigation.
D. hosing down livestock pens.
E. manufacturing.
Dams
A. are relatively inexpensive to build.
B. destroy agricultural land and scenic
areas.
C. facilitate migration of fish.
D. provide downstream areas with nutrients.
E. prevent flooding.
Which lake has the
least maximum
depth?
A. Lake Superior
B. the Caspian Sea
C. Lake Tanganyika
D. Lake Baikal
E. Lake Victoria
One class of pollutants that can cause
excessive growth of algae is
A. radioactive substances.
B. oxygen-demanding wastes.
C. inorganic plant nutrients.
D. organic chemicals.
E. sediment.
The leading nonpoint source of water
pollution is
A. municipal landfills.
B. runoff from city streets and storm sewers.
C. agriculture.
D. industrial wastes.
E. leaks from offshore oil wells.
The only effective way to protect
groundwater is to
A. prevent contamination.
B. use monitoring wells.
C. cover all wells carefully.
D. treat all water from underground
sources.
E. using advanced sewage treatment.