Which of the following is an air-borne disease?

Correct option is A

The correct answer is (a) Measles

Explanation:

• Measles is a highly contagious viral disease that spreads through the air via respiratory droplets.
• When an infected person coughs or sneezes, the virus stays suspended in the air and can be inhaled by others.
• It is caused by the rubeola virus.
• Common symptoms include fever, cough, runny nose, and a characteristic skin rash.
• Vaccination (MMR vaccine) is the primary method of prevention.

• Airborne diseases are caused by pathogenic microbes small enough to be discharged from an infected person and remain suspended in the air.
• Other examples include Tuberculosis, Chickenpox, and Influenza.

• A water-borne and food-borne bacterial disease caused by Salmonella typhi.

• Also known as conjunctivitis, it usually spreads through direct contact with eye secretions or contaminated surfaces.