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Allergy

ICSE · Class 7 · Biology

Step-by-step guide to study Allergy in ICSE Class 7 Biology. Topics to cover, practice strategy, and time allocation.

63 questions26 flashcards5 concepts

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Study Plan

1
Day 1–2

Learn the Theory

Read the textbook chapter carefully. Note down definitions, formulas, and key concepts.

2
Day 3

Practice Problems

Solve textbook exercises and additional practice questions. There are 63 questions available for this chapter.

3
Day 4

Revise & Test

Revise key formulas and concepts without looking at notes. Take a practice quiz to test your understanding. Mark weak areas for re-revision.

4
Day 7

Spaced Revision

Revisit Allergy after a week. Use flashcards for quick recall. Solve previous year questions from this chapter.

What to Focus On

  • Allergy means an unusual reaction to a harmless substance.
  • Clemens Von Pirquet introduced the concept in 1906.
  • The word allergy means 'other work' in Greek.

  • An allergen is the substance that causes allergy.
  • Immunoglobulin proteins are produced by the immune system.
  • Immunoglobulin proteins are also called antibodies.

  • Skin is an entry route of allergens.
  • Mouth is an entry route of allergens.
  • Nose is an entry route of allergens.

Common Mistakes to Avoid

Histamine is the same thing as the allergen.

Immunoglobulin proteins are the same as histamine.

Anaphylaxis is just a strong local skin allergy like hives.

Memory Tips

Origin of the term allergy and Clemens Von Pirquet

Meaning of allergy in Greek

Allergen meaning and examples

Immune response sequence in allergy

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Frequently Asked Questions

What are the important topics in Allergy for ICSE Class 7 Biology?
Allergy covers several key topics that are frequently asked in ICSE Class 7 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Allergy — ICSE Class 7 Biology?
Understand the core concepts first, then work through the 63 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

More resources for Allergy

All 8 chapters — ICSE Class 7 Biology Study Plan

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