Question

Asthma can be caused by

• A. Water pollution
• B. Soil erosion
• C. Air pollution
• D. Thermal pollution

Answer 1

The correct option is C Air pollution

• Asthma is a condition in which a person's airways become inflamed, narrow and swell and produce extra mucus, which makes it difficult to breathe.
• The symptoms of asthma often present in periodic attacks or episodes of tightness in the chest, wheezing, breathlessness, and coughing.
• Asthma is caused by many reasons such as air pollution, smoking, dust, pets, chemicals, and genetic reasons. Allergins present in the polluted air causes an inflammatory reaction is airways which leads to asthma.
• Hence Asthma can be caused by air pollution.
• So, the correct answer is 'Air pollution'.