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ICSE Class 6 Biology — Important Questions 2026

Most important questions for ICSE Class 6 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 6 Biology board exam 2026, based on previous year question papers and expected topics. Focus on these for maximum marks.

How to Use Important Questions

  1. Start with high-weightage chapters — focus on chapters that carry the most marks in the exam.
  2. Practice writing answers — don't just read; write out answers within the time limit to build speed.
  3. Cross-reference with syllabus — ensure every chapter is covered by checking the syllabus page.
  4. Revise with notes — after practising, use revision notes for quick recap before the exam.

Chapter-Wise Important Questions — 8 Chapters

Focus on high-weightage chapters first. Each chapter below lists the types of questions frequently asked in ICSE board exams.

1

Plant Life : The Leaf

100 questions
multiple choice1 marks

What are the two raw materials required by a leaf for photosynthesis?

multiple choice1 marks

The process by which plants lose water in the form of water vapour from their leaf surface is called:

multiple choice1 marks

In which plant are the leaves modified into tendrils for support and climbing?

multiple choice1 marks

Why are the leaves of cactus modified into spines?

+96 more questions — practice in Super Tutor

2

Plant Life : The Flower

92 questions
multiple choice1 marks

What is pollination?

multiple choice1 marks

When pollen grains from a flower fall on the stigma of the same flower, it is called:

multiple choice1 marks

Which of the following is an example of an insect-pollinated flower?

multiple choice1 marks

The fusion of male and female gametes is called:

+88 more questions — practice in Super Tutor

3

Cell - The Structure and Functions

94 questions
multiple choice1 marks

Which of the following correctly describes the relationship between the cell wall and cell membrane in a plant cell?

multiple choice1 marks

Chromosomes are found inside the nucleus. What is the correct hierarchical relationship between chromosomes and the inheritance of traits?

multiple choice1 marks

Human body cells contain 46 chromosomes in 23 pairs, while pea plant cells contain 14 chromosomes in 7 pairs. If a scientist discovers a new species where one body cell has 20 chromosomes, how many chromosomes would be in EVERY other body cell of that same organism?

multiple choice1 marks

Three types of plastids exist in plant cells. Which of the following correctly matches ALL three types with their correct colour/content and function?

+90 more questions — practice in Super Tutor

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Frequently Asked Questions

Where can I find ICSE Class 6 Biology Important Questions?

This page provides important questions for ICSE Class 6 Biology for the 2026 board exam. For chapter-by-chapter study help including summaries, quizzes, and flashcards, try Super Tutor.

Biology is one of the scoring subjects in ICSE Class 6 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%.

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.

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

8 chapters available

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