Question

1. which of the following non - infectious diseases is caused mainly by tobacco smoke?

diabetes
cancer
asthma
chronic obstructive pulmonary disease (copd)

Explanation:

Tobacco smoke contains numerous harmful chemicals. Diabetes is mainly related to factors like genetics and lifestyle (not mainly tobacco smoke). Asthma can be triggered by various factors but is not mainly caused by tobacco smoke. While tobacco smoke can contribute to cancer (especially lung cancer), chronic obstructive pulmonary disease (COPD) is strongly associated with long - term tobacco smoke exposure as it damages the lungs' airways and alveoli.

Answer:

chronic obstructive pulmonary disease (COPD)