Multiple choice

Which of the following diseases is caused by an allergic reaction?

  1. Goitre

  2. Skin cancer

  3. Enteric fever

  4. Hay fever
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Hay fever (allergic rhinitis) is an allergic reaction to airborne allergens such as pollen, dust mites, or pet dander. It causes symptoms like sneezing, runny nose, and itchy eyes. The other options are not primarily caused by allergic reactions.

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