Practice free →
Home › CBSE Class 12 (Science) › Biology › Human Health and Disease › Which describes an allergy?

Which describes an allergy?

AExaggerated response to environmental antigens
BWeak response to common pathogens
CAttack of the immune system on self-cells
DComplete absence of memory cells
Answer & Solution
Correct answer: A. Exaggerated response to environmental antigens
Allergy is an exaggerated immune response to antigens such as pollen or dust mites.
Solve this in the app — CBSE Class 12 (Science) practice & 24k+ MCQs →
Related questions