Allergy
ICSE · Class 7 · Biology
Most important questions from Allergy for ICSE Class 7 Biology board exam 2026. MCQs, short answer, and long answer questions with marks.
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Sample Questions
Which of these is a common allergen mentioned in the chapter?
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Pollen
Pollen is one of the common allergens.
Which immune proteins are produced in response to an allergen?
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Immunoglobulin proteins
The immune system produces immunoglobulin proteins specific to the allergen.
What chemical is released and causes allergic symptoms such as inflammation and skin rash?
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Histamine
Histamine is the inflammatory chemical released and it causes allergic symptoms.
Which of these is a common allergic disease?
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Asthma
Asthma is listed as one of the allergic diseases.
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