NCERT Solutions for Class 11 BiologyChapter-wise · step-by-step · free

Free, chapter-wise NCERT solutions for Class 11 Biology aligned to the CBSE syllabus. Each chapter includes concept notes, worked examples and step-by-step solutions, plus AI-generated practice questions and a 24×7 doubt solver to clear any confusion.

Class 11 Biology — 20 chapters

  1. 1The Living WorldSolutions →
  2. 2Biological ClassificationSolutions →
  3. 3Plant KingdomSolutions →
  4. 4Animal KingdomSolutions →
  5. 5Morphology of Flowering PlantsSolutions →
  6. 6Anatomy of Flowering PlantsSolutions →
  7. 7Structural Organisation in AnimalsSolutions →
  8. 8Cell: The Unit of LifeSolutions →
  9. 9BiomoleculesSolutions →
  10. 10Cell Cycle and Cell DivisionSolutions →
  11. 11Photosynthesis in Higher PlantsSolutions →
  12. 12Respiration in PlantsSolutions →
  13. 13Plant Growth and DevelopmentSolutions →
  14. 14Breathing and Exchange of GasesSolutions →
  15. 15Body Fluids and CirculationSolutions →
  16. 16Excretory Products and Their EliminationSolutions →
  17. 17Locomotion and MovementSolutions →
  18. 18Neural Control and CoordinationSolutions →
  19. 19Chemical Coordination and IntegrationSolutions →
  20. 20Digestion and AbsorptionSolutions →
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Class 11 Biology — FAQs

How many chapters are in Class 11 Biology?

Class 11 Biology has 20 chapters in the NCERT/CBSE syllabus, each with notes, worked examples and step-by-step solutions on Synapse.

Are these Class 11 Biology solutions free?

Yes — Synapse provides free AI-powered NCERT solutions for Class 11 Biology, with a free monthly allowance and premium plans for higher limits.

Do the solutions show full working?

Yes — every Class 11 Biology solution shows the concept and step-by-step working, so you learn the method, not just the answer.