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

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

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

Name two respiratory disorders caused by air pollution.

Pollen grains of many species cause severe allergies & bronchial afflictions in some people often leading to chronic respiratory disorder such as :-

Pollen grains of many species cause severe allergies & bronchial afflictions in some people often leading to chronic respiratory disorder such as :-