Higher concentration of nitrogen dioxide in atmospheric air causes___________________?
Correct answer: D. Bronchitis
- A. Cancer
- B. Corrosion
- C. Asphyxiation
- D. Bronchitis
Explanation
Nitrogen dioxide is a strong respiratory irritant that inflames the airways and can produce bronchitis, especially after prolonged exposure. Cancer, asphyxiation, and corrosion are not the usual primary effects asked for here.
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