ICSE Class 11 Biology — Important Questions 2026
Most important questions for ICSE Class 11 Biology board exam 2026. Chapter-wise questions with marking scheme and expected topics.
Quick Summary
This page covers the most important questions for ICSE Class 11 Biology board exam 2026, based on previous year question papers and expected topics. Focus on these for maximum marks.
How to Use Important Questions
- Start with high-weightage chapters — focus on chapters that carry the most marks in the exam.
- Practice writing answers — don't just read; write out answers within the time limit to build speed.
- Cross-reference with syllabus — ensure every chapter is covered by checking the syllabus page.
- Revise with notes — after practising, use revision notes for quick recap before the exam.
Chapter-Wise Important Questions — 19 Chapters
Focus on high-weightage chapters first. Each chapter below lists the types of questions frequently asked in ICSE board exams.
The Living World
103 questionsIn binomial nomenclature, the generic name (genus) always begins with:
The scientific name of the housefly is:
The scientific name of mango is:
The Three-Domain system of classification was proposed by:
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Biological Classification
64 questionsWhat was the main new kingdom created by Robert H. Whittaker in 1969?
Which set of criteria was used by Whittaker for the five-kingdom system?
Which kingdoms are included in Carl Woese's three-domain system?
Which of the following is a characteristic of kingdom Monera?
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Plant Kingdom
104 questionsAgar-agar is obtained from which group of algae?
Which of the following is a moss (bryophyte)?
Pteridophytes are distinguished from bryophytes by the presence of:
Gymnosperms have seeds enclosed in a fruit (ovary).
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16 more chapters available
Get chapter-wise important questions with practice tests for all 19 chapters
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Where can I find ICSE Class 11 Biology Important Questions?
This page provides important questions for ICSE Class 11 Biology for the 2026 board exam. For chapter-by-chapter study help including summaries, quizzes, and flashcards, try Super Tutor.
Is ICSE Class 11 Biology easy to score in?
Biology is one of the scoring subjects in ICSE Class 11 if prepared well. Focus on understanding concepts, practising problems regularly, and revising key formulas. Most students who follow a structured study plan score above 80%.
How to prepare for ICSE Class 11 Biology board exam?
Start by understanding the complete syllabus. Then focus on important questions from each chapter. Use revision notes for quick review before exams. Follow a study plan that covers all chapters with dedicated revision time.
How many questions come from each chapter in ICSE Class 11 Biology?
The question paper distribution varies each year, but certain chapters consistently carry more marks. Check the marks distribution section above for chapter-wise weightage based on previous year patterns.
Browse Important Questions by Chapter
19 chapters available
The Living World
Biological Classification
Plant Kingdom
Animal Kingdom
Morphology of Flowering Plants
Anatomy of Flowering Plants
Structural Organisation in Animals (Frog)
Cell: The Unit of Life
Biomolecules
Cell Cycle and Cell Division
Photosynthesis in Higher Plants
Respiration in Plants
Plant Growth and Development
Breathing and Exchange of Gases
Body fluids and Circulation
Excretory Products and Their Elimination
Locomotion and Movement
Neural Control and Coordination
Chemical Coordination and Integration
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ICSE Class 11
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