Physics · Environmental Physics
Which of the following statements is/are correct regarding Fine Particulate Matter (PM2.5)? A. PM2.5 penetrates deep into the alveolar sacs of the lungs. B. PM2.5 includes ultrafine particles with aerodynamic diameters ≤0.1 μm. C. PM2.5 is mostly generated from natural dust storms. D. PM2.5 includes particles with aerodynamic diameter up to 10 μm.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1A and B only✓
- 2A only
- 3A, C and D only
- 4A and C only
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A and B only
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