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The Particulate Matter (PM-10) exhaled from the polluted atmosphere is often filtered out during the process of
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- Coughing
- Sneezing
- A and B
- Urination
Correct Option: B
PM-10 is a particulate matter having an aerodynamic diameter of less than 10 µm. Particles larger than 10 microns tend to be filtered out in the nose and therefore do not enter the respiratory tract.
