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CBSE Syllabus for Class 11 Biology 2021 - 2022 Exam


CBSE Class 11 Biology syllabus is essential for a better understanding of the subject. The syllabus is required to keep a track of your learning. It includes all the topics that can be asked in the exam, so you must study the Biology topics given in the syllabus only. You can mark the topics that you have learned in the syllabus to track how much syllabus you have covered before the examination. Along with this, the syllabus includes a complete exam pattern. It includes the marking scheme of every unit that will help you understand what kind of questions can be asked from each unit. 


The Class 11 syllabus for Biology helps you understand CBSE guidelines for theory and practical examination. For instance, you can check how your practicals will be assessed, whether you need to create a project or portfolio for your internal assessments. Also, you can use the syllabus to create your study routine. For instance, if you have to study 5 Biology chapters in one month, you can decide how many days should be allocated for each chapter based on its marking scheme and number of topics. 


CBSE Class 11 Biology Syllabus 


Now you can download the CBSE syllabus 2021-22 for Class 11 Biology from the askIITians website any time. We have provided a simplified and explanatory version of the syllabus that will help you understand every guideline for examination correctly. The syllabus for Class 11 Biology introduces concepts like biodiversities such as taxonomy, species, hierarchy, nomenclature and identification. You will learn about the five-kingdom classification, major plant groups and animal groups. Then, you will study flowering plants, how their tissues functions and the description of their families. 


Another important unit in the Class 11 Biology syllabus is Cell structure and functions where you will study all about human cells in detail including all cell organelles. You will also study biomolecules, enzymes and lipids. The last unit of the syllabus will teach you about human physiology. You will study breathing and the exchange of gases in details, the circulation of fluids in the body, the process of excretion, locomotion, neural control and chemical coordination. 


Chapter-wise CBSE Class 11 Biology Syllabus 


CBSE Class 11 Biology Units 

CBSE Class 11 Biology Syllabus Topics 


Unit 1: Diversity of Living Organisms 

Biodiversity, binomial nomenclature, zoological parks, species, hierarchy, five kingdom classification, classification of plants in major groups, classification of animals in major groups


Unit 2: Structural Organization in Plants and Animals

Morphology of flowering plants, anatomy of flowering plants, animal tissues, anatomy and functions of different systems in human beings 


Unit 3: Cell: Structure and Functions

Structure of prokaryotic and eukaryotic cells, plant cell and human cell, cell organelles, biomolecules, properties of enzymes, proteins, carbohydrates and nucleic acids


Unit 4: Plant Physiology 

Transportation in plants, osmosis, absorption, translocation of minerals, hydroponics, nitrogen fixation, nitrogen cycle, photosynthesis in higher plants, photorespiration, growth and development in plant- seed germination, development of plant cells, phases of growth of a plant


Unit 5: Human Physiology 

Digestion and absorption in humans, assimilation of proteins, carbohydrates and fats in humans, respiratory system in humans, exchange of gases, disorders related to respiration, circulation in human beings, disorders of the circulatory system, the excretory system of human beings, kidney function, types of movements in the human body, nervous system, the role of hormones in humans, control and coordination in the human body 



70 Marks 


CBSE Class 11 Biology Syllabus FAQ’s 


#1 How many chapters are there in the Class 11 Biology syllabus 2021-22? 

There are 22 chapters in the syllabus for Class 11 Biology 2021-22 namely: 

Chapter 1: The Living World, Chapter 2: Biological Classification, Chapter 3: Plant Kingdom, Chapter 4: Animal Kingdom, Chapter 5: Morphology of Flowering Plants, Chapter 6: Anatomy of Flowering Plants, Chapter 7: Structural Organisation in Animals, Chapter 8 : Cell: The Unit of Life, Chapter 9: Biomolecules, Chapter 10: Cell Cycle and Cell Division, Chapter 11: Transport in Plants, Chapter 12: Mineral Nutrition, Chapter 13: Photosynthesis in Higher Plants, Chapter 14: Respiration in Plants, Chapter 15: Plant Growth and Development, Chapter 16: Digestion and Absorption, Chapter 17: Breathing and Exchange of Gases, Chapter 18: Body Fluids and Circulation, Chapter 19: Excretory Products and their Elimination, Chapter 20: Locomotion and Movement, Chapter 21: Neural Control and Coordination, Chapter 22: Chemical Coordination and Integration


#2 What is the evaluation scheme for the Class 11 Biology practical examination?

In the practical exam for Class 11 Biology, students will have to perform two experiments, do spotting and prepare a slide. Along with this, they will be assessed based on their practical record and viva voce throughout the session. The practical examination of CBSE Class 11 Biology comprises 30 marks. 


#3 How to prepare for CBSE Class 11 Biology? 

  • Read the syllabus for Class 11 Biology by CBSE carefully and understand the marking scheme and exam pattern
  • Solve past year papers of CBSE Class 11 Biology to understand your areas of weaknesses and strengths
  • Use flashcards to memorise topics, definitions and diagrams
  • Study all the topics mentioned in the syllabus for Class 11 Biology 
  • Take online classes for Biology from CBSE experts to get your doubts solved


#4 How can askIITians help you prepare the CBSE Class 11 Biology syllabus? 

Download the complete syllabus for CBSE Class 11 Biology 2021-22 from the askIITians website to track your learning. We have a complete package of study materials required for Class 11 Biology exam preparation. Our study resources are based on the latest  CBSE guidelines and exam pattern. 

  • Chapter Notes, Revision Notes 
  • Class 11 Biology NCERT Solutions 
  • Online lessons, Live Classes, Pre-recorded Lessons
  • Previous Year Papers for Class 11 Biology 
  • Mindmaps, Flashcards, Study Planners 
  • Chapter tests, Unit tests & more! 



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Course Features

  • Video Lectures
  • Revision Notes
  • Previous Year Papers
  • Mind Map
  • Study Planner
  • NCERT Solutions
  • Discussion Forum
  • Test paper with Video Solution