or Abiotic?
Erosion is most likely when the soil is
A. bare and exposed to wind and rain
B. plowed along the contour of the land
C. covered with grass
D. planted to forest
What is bare and exposed to wind and rain ?
Which of the following represents nonpoint-source pollution?
A. unlined landfill
B. polluted wastewater from a chemical plant
C. leaking oil tanker
D. runoff from agricultural feedlots
What is runoff from agricultural feedlots?
Which of the following contributes most to acid precipitation?
A. burning of fossil fuels
B. ethanol
C. radon and ozone
D. All of the above
What is burning of fossil fuels?
One potential way to deal with the problem of seafood overharvesting is by intensifying efforts.
A. genetic engineering
B. subsistence farming
C. aquaculture
D. integrated pest management
What is aquaculture ?
Most of Earth’s fresh water is
A. suspended in atmospheric cloud formations
B. held in reservoirs behind large dams.
C. solidified at the North and South Poles
D. stored in large underground rock structures
What is solidified at the North and South Poles ?
Farmland may become desertified if
A. domestic animals are allowed to overgraze the land
B. too many crops are grown on the land and the land gradually loses its fertility
C. as a result of erosion, there is no fertile soil left to grow plants
D. All of the above
What is All of the above ?
All of the following are primary air pollutants except
A. carbon monoxide
B. nitric acid
C. sulfur oxides
D. VOCs
What is nitric acid?
Which of the following pH measurements of rainwater would indicate acid precipitation?
A. pH 6.0
B. pH 4.1
C. pH 7.3
D. pH 9.6
What is pH 4.1?
Regardless of where people live, they are dependent on resources produced in
A. rural areas
B. urban areas
C. national parks
D. wilderness areas
What is rural areas?
A true statement about aquifers is that
A. their water levels remain stable because they recharge so rapidly
B. they are hard to purify because the water collects in sand and rocks
C. They are formed by underground rivers and leakage from deep lakes
D. their water does not circulate in the water cycle because it cannot evaporate under the ground
What is they are hard to purify because the water collects in sand and rocks ?
Why is it important to preserve farmland?
A. Farmland provides an important oxygen source for urban areas
B. Farmland moderates the temperature of urban areas
C. Farmland provides crops and fruits to support urban and rural populations
D. All of the above
What is All of the above
The effects of water pollution on ecosystems
A. are always immediate and highly lethal
B. result mostly from point-source pollution sources
C. can magnify over time within food chains
D. can be demonstrated by natural eutrophication
What is can magnify over time within food chains ?
Which of the following activities is the largest producer of primary air pollutants in the United States?
A. electricity production
B. healthcare
C. transportation
D. agriculture
What is electricity production?
Which of the following statements about tree harvesting methods is correct?
A. Clear-cutting is quick but is more expensive than other methods due to the vast areas involved.
B. Selective cutting eliminates the possibility of soil erosion
C. Clear-cutting requires the most road building due to the large numbers of trees harvested
D. Selective cutting minimizes the impact on forest ecosystems
What is selective cutting minimizes the impact on forest ecosystems ?
Latitude strongly influences climate because _____________ solar energy falls on areas that are closer to the equator than to the poles
A. less
B. the same amount of
C. more
D. sometimes less
What is more?
Which of the following is true of land-use plans?
A. developers must prepare detailed reports assessing the environmental impact of their projects
B. the public often has input in land-use plans
C. Projects in environmentally sensitive areas may be hotly debated
D. All of the above
What is All of the above?
Which of the following represents point-source pollution?
A. unlined landfill
B. polluted wastewater from a chemical plant
C. leaking oil tanker
D. runoff from agricultural feedlots
What is polluted wastewater from a chemical plant
The automobile’s contribution to air pollution includes
A. water vapors released during combustion
B. fumes that escape when the gas tank is filled
C. nitrogen oxides emitted in exhaust
D. Both (b) and ©
What is nitrogen oxides emitted in exhaust ?
Which of the following is not true statement about the social and environmental impact of dams?
A. Dams are built to resolve disputes between neighboring countries
B. Environmental concern is one reason for their decreased construction
C. Dams allow a river’s natural power to be converted into useful energy
D. Land behind the dam undergoes change because of the change in the flow of the river
What is dams are built to resolve disputes between neighboring countries?
Climate in a region is
A. the long-term, prevailing atmospheric conditions
B. determined only by seasonal daylight hours
C. the atmospheric conditions on a given day
D. never affected by ocean currents
What is the long-term, prevailing atmospheric conditions
Most of the pollutants in the ocean come from
A. commercial boats and personal watercraft
B. spills from oil tankers
C. activities on land
What is activities on land
DAILY DOUBLE!
Which type of building would most likely have poor indoor air quality?
A. one in a cool climate with a good ventilation system
B. one in an urban area where windows are often open
C. one that is tightly sealed and air-conditioned
D.one that has not been repainted or recarpeted in several years
Which of the following is a good way to reduce salinization?
A. use ocean water instead of groundwater to irrigate crops
B. increase the use of synthetic pesticides
C. using rainwater instead of groundwater on crops
D. adopt no-till farming method
What is using rainwater instead of groundwater on crops ?
Integrated pest management can include chemical pest control,________________ and a mix of farming methods.
A. frequent tilling
B. aquaculture
C. biological pest control
D. All of the above
What is biological pest control ?
All of the following factors can cause famines except
A. the failure of food production to keep pace with population growth
B. distribution problems caused by political turmoil
C. new, higher-yield crops
D. crop failure brought on by sustained drought
What is new, higher-yield crops?