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CBSE Class 11 Biology — Formula Sheet

CBSE Class 11 Biology formula sheet, chapter by chapter — 7 formulas across 3 chapters. Follows the CBSE syllabus.

How to Use the Formula Sheet

  1. Write, don't just read — writing each formula out helps it stick.
  2. Understand the derivation — you can rebuild a formula you half-remember.
  3. Group related formulas — link the ones that build on each other.
  4. Test yourself — cover the sheet and write the formulas from memory.

Chapter-Wise Formulas — 3 Chapters

Inspiratory Capacity = TV + IRV
Functional Residual Capacity = ERV + RV
Total Lung Capacity = RV + ERV + TV + IRV
The full Breathing and Exchange of Gases formula sheet
GFR ≈ 125 ml/minute ≈ 180 litres per day
Blood filtered by kidneys = 1100-1200 ml/minute
The full Excretory Products and their Elimination formula sheet

Get chapter-wise help for CBSE Class 11 Biology

Super Tutor gives you chapter summaries, revision notes, practice quizzes and flashcards, organised around the CBSE syllabus. Free to start.

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Frequently Asked Questions

Where can I find CBSE Class 11 Biology Formula Sheet?

This page has formula sheet for 3 chapters of CBSE Class 11 Biology for the 2026-27 session. Each chapter links to its own page with the full set.

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.

Learn the formulas you use most first, and understand what each symbol means so you can apply them. Knowing where a formula comes from helps you rebuild it if you forget it in the exam.

Browse Formula Sheet by Chapter

3 chapters

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