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easyMCQNEET 20192026Biology
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Due to increasing air-borne allergens and pollutants, many people in urban areas are suffering from respiratory disorder causing wheezing due to:

  1. A
    benign growth on mucous lining of nasal cavity
  2. B
    inflammation of bronchi and bronchioles
  3. C
    proliferation of fibrous tissues and damage of the alveolar walls
  4. D
    reduction in the secretion of surfactants by pneumocytes

Solution & Step-by-step Explanation

Asthma is a respiratory disorder characterized by wheezing due to the inflammation of bronchi and bronchioles. It is often triggered by allergens and pollutants.

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Due to increasing air-borne allergens and pollutants, many people in urban areas are suffering from respiratory disorder causing wheezing due to:
A
benign growth on mucous lining of nasal cavity
B
inflammation of bronchi and bronchioles
C
proliferation of fibrous tissues and damage of the alveolar walls
D
reduction in the secretion of surfactants by pneumocytes

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