AP Environmental Sciencemediummcq1 pt
Which pollutant pair is regulated as criteria pollutants under the Clean Air Act?
A.Ozone and lead
B.Radon and methane
C.CFCs and halons
D.CO₂ and water vapor
Explanation
Core Concept
The six criteria pollutants: ozone, particulate matter, CO, NO₂, SO₂, and lead — all with national ambient standards.
Correct Answer
AOzone and lead
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