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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2019
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Q)

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


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

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