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POLLUTION TEST REVIEW
WATER – AIR—CLIMATE CHANGE
1. Eutrophication & hypoxia in Chesapeake
Bay is in part attributed to
A. Overfishing cod that maintain the entire ecosystem
B. Overharvesting oysters that previously would have filtered nutrients
C. The recent offshore oil drilling platform accident that contributed
excess organic material to this estuary
D. Loss of kelp to take up nutrients
E. Loss of otters to maintain the kelp forests
2. In a municipal water treatment plant, the
secondary treatment methods consist of
A. Removing the sludge for the final incineration process
B. Filtering the sewage as it arrives from the influent pipes
C. Allowing sewage to sit in settling tanks so that suspended solids will
settle out
D. Aeration basin, which increase microbial action
E. Chlorinating the sewage as it leaves the effluent pipes
3. Which of the following has most
contributed to global aquifer contamination?
A.
B.
C.
D.
E.
Inappropriate use of household detergents containing phosphates
Septic systems leaching into aquifers
Hazardous waste disposal from pumping waste underground
Methane & carbon monoxide gases dissolving into aquifers
Saltwater intrusion from depleted aquifers
4. The aquatic invertebrates in the lake at a local park are
dying. A scientist from the Department of Environmental
Protection is now investigating the problem, and she first
measures the dissolved oxygen (DO) in order to check
A.
B.
C.
D.
E.
Possibility of eutrophication effects
Possibility of bacterial parasitism of the aquatic invertebrates
Heavy metal concentration of the lake
Influence of local acid precipitation
Possible negative effects of sedimentation
5. Two major factors involved in the conversion of
primary air pollutants into secondary air pollutants
are
A.
B.
C.
D.
E.
Sulfur dioxide & sulfuric acid
Nitrogen oxides and sulfates
Sulfates & water
Water and VOCs (volatile organic compounds)
Sunlight & water
6. Recent paleoclimate evidence from polar ice core analysis
shows that, until now, carbon dioxide levels have never
exceeded ___ ppm in tha last several hundred thousand years
A.
B.
C.
D.
E.
25
200
300
500
1000
7. The largest source of anthropogenic
greenhouse gases in the US is _____, followed by
_____
A.
B.
C.
D.
E.
agriculture; transportation
Electricity generation; transportation
Electricity generation; industry
Electricity generation; agriculture
Agriculture, electricity generation
8. Carbon based fuels from the lithospheric
reservoirs
A. Are sustainable if humans make a conscious effort to increase their
carbon footprint
B. Are low in thermal content but valuable as a fuel source
C. Are formed from the deposition, partial decay, and compression of
inorganic matter
D. Have been slowly sequestered over many millions of years
E. Are readily lost from Earth’s surface in the absence of humans
9. The Intergovernmental Panel on climate change (IPCC) has
synthesized several decades of data and documented observed
trends in all of the areas below, except
A. Planetary vegetation cover & the ocean’s contribution to
photosynthesis
B. Precipitation patterns & their regional differences
C. Snow & ice cover
D. Storm intensity patterns
E. Earth’s surface temperature & its increase
10. During thermohaline circulation of global
ocean current systems, surface currents are
A.
B.
C.
D.
E.
Cold & dense
Warm & dense
Saltier & colder
Less salty, less dense, and warmer
Driven by winds from north to south
ANSWERS...
• 1. B
• 2. D
• 3. C
• 4. A
• 5. E
• 6. C
• 7. B
• 8. D
• 9. A
• 10.D