ICSE Class 6 Biology — Important Questions
ICSE Class 6 Biology important questions, chapter by chapter — 627 questions with answers across 8 chapters. Follows the ICSE / ISC syllabus.
How to use this page
Each chapter below has important questions with answers for Class 6 exams. Write your answers out before checking — reading alone doesn't build exam speed.
Chapter-wise Important Questions — 8 Chapters
What are the two raw materials required by a leaf for photosynthesis?
The process by which plants lose water in the form of water vapour from their leaf surface is called:
In which plant are the leaves modified into tendrils for support and climbing?
What is pollination?
When pollen grains from a flower fall on the stigma of the same flower, it is called:
Which of the following is an example of an insect-pollinated flower?
Which of the following correctly describes the relationship between the cell wall and cell membrane in a plant cell?
Chromosomes are found inside the nucleus. What is the correct hierarchical relationship between chromosomes and the inheritance of traits?
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?
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Where can I find ICSE Class 6 Biology Important Questions?
This page has important questions for 8 chapters of ICSE Class 6 Biology for the 2026-27 session. Each chapter links to its own page with the full set.
How should I prepare for ICSE Class 6 Biology exams?
Go through the syllabus first, then work chapter by chapter: learn the ideas, practise questions, and revise with notes and flashcards. Leave time at the end to revise every chapter once more under timed conditions.
Which chapters of ICSE Class 6 Biology should I practise first?
Start with the chapters you find hardest and the ones your teacher flags as high-weightage, then cover the rest. Each chapter page lists its important questions with answers.
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