WorksheetsENVIR101 Review
Total questions: 11
Worksheet time: 6mins
Which of the following pollutants is not included in the Six Criteria Air Pollutants of US EPA? _____
Sulfur Dioxide (SO2)
Nitrogen Dioxide (NO2)
Particulate Matter (PM)
Volatile organic compounds (VOCs)
Lead (Pb)
Which of the following cannot be the sources of SO2 and NO2? _____
Fuel combustion
Highway vehicles
Offroad vehicles
Industrial processes
Evaporation of solvents
Producing which of the following vehicle types could not earn Zero Emission Vehicle (ZEV) credits and be counted toward ZEV program compliance in 2024 in California? _____
Battery electric vehicles (BEVs)
Fuel cell electric vehicles (FCEVs)
Transitional zero emission vehicles (TZEVs)
Efficient gasoline vehicles
Range extended battery electric vehicle (BEVx)
What is the dominant oxidant that oxidizes SO2 to sulfate (SO42-)? _____
Hydrogen peroxide (H2O2)
O3
O2
Hydroxyl radical (OH•)
Nitrate radical (NO3•)
Which of the following contains all the aerosol modes present in PM2.5? _____
Nucleation mode
Nucleation and Aitken modes
Nucleation, Aitken, and Accumulation modes
Nucleation, Aitken, Accumulation, and Coarse modes
Nucleation and Coarse modes
What are the two components that dominate PM2.5 mass under almost all conditions?
Sulfate-nitrate-ammonium (SNA) and Organic carbon (OC)
Sulfate-nitrate-ammonium (SNA) and Inorganic carbon
Sulfate-chloride-sodium (SCS) and Organic carbon (OC)
Sulfate-chloride-sodium (SCS) and Inorganic carbon
None of the above
On average, VOC emissions to the atmosphere are predominantly from _____ source.
Anthropogenic
Biogenic
Pyrogenic
Geogenic
Aquagenic
Which of the following is not a key ingredient of ground-level ozone production? _____
VOCs
Nitric oxide (NO)
PM
Sunlight
O2
What is the predominant chemical from biogenic VOC emissions? _____
Isoprene (C5H8)
Benzene (C6H5)
Methane (CH4)
Propane (C3H8)
None of the above
Which of the following strategies does not help reduce SO2 emissions from power plants?
Switching to low-sulfur coal
Installing flue-gas desulfurization (FGD) scrubbers
Purchasing more allowances to cover excessive SO2 emissions
Shutting down small and inefficient power plants
Switching from burning coal to burning natural gas
Given this chemical process, can you deduce where are the potential O3 hotspots?
Right out of the tailpipes
On major highways
In urban area
Somewhere downwind in suburbs or rural areas
