CBSE Class 11 Biology — Important Questions
CBSE Class 11 Biology important questions, chapter by chapter — 2384 questions with answers across 19 chapters. Follows the CBSE syllabus.
How to use this page
Each chapter below has important questions with answers for Class 11 exams. Write your answers out before checking — reading alone doesn't build exam speed.
Chapter-wise Important Questions — 19 Chapters
What is the highest taxonomic category?
How many known and described species exist currently?
Which taxonomic category represents a group of related genera?
Which of the following are characteristics of Kingdom Monera?
Which type of fungi are commonly known as 'sac fungi'?
What are lichens?
Which type of reproduction involves the fusion of two similar-sized gametes?
What is the primary distinguishing feature between monocotyledons and dicotyledons?
Which algal class stores food as mannitol?
16 more chapters below
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Where can I find CBSE Class 11 Biology Important Questions?
This page has important questions for 19 chapters of CBSE Class 11 Biology for the 2026-27 session. Each chapter links to its own page with the full set.
How should I prepare for CBSE Class 11 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 CBSE Class 11 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.
Browse Important Questions by Chapter
19 chapters
The Living World
Biological Classification
Plant Kingdom
Animal Kingdom
Morphology of Flowering Plants
Anatomy of Flowering Plants
Structural Organisation in Animals
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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CBSE Class 11
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