A respiratory disease is

Which respiratory disease is characterized by spasm of bronchial muscles?

Name two respiratory diseases associated with smoking?

Sulphur dioxide causes respiratory diseases in human being. red haze in the traffic. irritation of the eyes. The correct option (s) is/are

Which of the following are the harmful effects of nitrogen oxide? It retards the rate of photosynthesis. It causes respiratory disease in children. It is toxic to living tissues.

Sulphur dioxide causes I. respiratory diseases in human beings. II. Red haze in the traffic III. Irritation of the eyes. The correct option is

Sulphur dioxide causes I. respiratory diseases in human beings. II. Red haze in the traffic III. Irritation of the eyes. The correct option is

Which of the following is a respiratory disease ?

Give two examples for respiratory diseases.

Fill in the blanks- Mixture of __________ and _____________ is used in the treatment of respiratory diseases.