{"id":26566,"date":"2025-09-18T07:22:43","date_gmt":"2025-09-18T07:22:43","guid":{"rendered":"https:\/\/www.lawpreptutorial.com\/blog\/?page_id=26566"},"modified":"2026-04-01T12:49:47","modified_gmt":"2026-04-01T12:49:47","slug":"biology-syllabus","status":"publish","type":"page","link":"https:\/\/www.lawpreptutorial.com\/blog\/cbse\/class-11\/biology-syllabus\/","title":{"rendered":"Class 11 Biology Syllabus 2026-27: CBSE\/NCERT PDF"},"content":{"rendered":"\n

Biology is one of the core subjects in the Science stream, especially for students aspiring for careers in medicine, biotechnology, microbiology, and life sciences. The Class 11th Biology syllabus 2026-27<\/strong> prescribed by CBSE is designed to build strong conceptual clarity and practical understanding of living organisms and life processes. <\/p>\n\n\n\n

It covers topics like Diversity of the Living World, Structural Organisation, Cell Biology, Plant Physiology, and Human Physiology. Along with theory, practical work is an integral part of the subject. <\/p>\n\n\n\n

This detailed guide provides the complete syllabus, exam pattern, prescribed books, objectives, preparation tips, and a downloadable PDF.<\/p>\n\n\n\n

Class 11 Biology Syllabus 2026-27: Overview<\/strong><\/h2>\n\n\n\n

Find the overview of 11th class biology syllabus:<\/p>\n\n\n\n

Unit No.<\/strong><\/td>Unit Name<\/strong><\/td>Marks<\/strong><\/td><\/tr>
I<\/td>Diversity of the Living World<\/td>12<\/td><\/tr>
II<\/td>Structural Organisation in Animals and Plants<\/td>12<\/td><\/tr>
III<\/td>Cell Structure and Function<\/td>12<\/td><\/tr>
IV<\/td>Plant Physiology<\/td>17<\/td><\/tr>
V<\/td>Human Physiology<\/td>17<\/td><\/tr>
Total (Theory)<\/td><\/td>70<\/td><\/tr>
Practical<\/td>Experiments, Slide Preparation, Spotting, Viva, Record<\/td>30<\/td><\/tr>
Grand Total<\/strong><\/td><\/td>100<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\ud83d\udce5 Download Class 11 Biology Syllabus PDF!<\/strong><\/h2>\n\n\n\n

To help you in exam preparation, we\u2019ve added the official CBSE Class 11 Biology Syllabus 2026-27 PDF. It includes complete details of units, chapters, practicals, and exam pattern. Students are advised to keep a copy for regular reference.<\/p>\n\n\n\n

\n
Download Full Syllabus PDF<\/strong><\/a><\/div>\n<\/div>\n\n\n\n

<\/p>\n\n\n\n

Class 11 Biology Syllabus 2026-27<\/strong><\/h2>\n\n\n\n

Let\u2019s discuss in detail the biology syllabus for class 11 CBSE and NCERT:<\/p>\n\n\n\n

Unit I: Diversity of the Living World (12 Marks)<\/strong><\/h3>\n\n\n\n

This unit in biology class 11th syllabus builds the foundation of Biology by explaining the variety of life forms, classification, and biodiversity.<\/p>\n\n\n\n

Chapter<\/strong><\/td>Details Covered<\/strong><\/td><\/tr>
The Living World<\/td>What is living, taxonomic categories, taxonomical aids (herbarium, museum, zoological parks, keys).<\/td><\/tr>
Biological Classification<\/td>Five kingdom classification, monera, protista, fungi, plantae, animalia, viruses, viroids, lichens.<\/td><\/tr>
Plant Kingdom<\/td>Algae, bryophytes, pteridophytes, gymnosperms, angiosperms, plant life cycles and alternation of generations.<\/td><\/tr>
Animal Kingdom<\/td>Basis of classification, levels of organisation, symmetry, coelom, segmentation; phyla from Porifera to Chordata with examples.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Unit II: Structural Organisation in Animals and Plants (12 Marks)<\/strong><\/h3>\n\n\n\n

This unit in 11th class biology syllabus explains the morphology and anatomy of higher plants and basic animal tissues.<\/p>\n\n\n\n

Chapter<\/strong><\/td>Details Covered<\/strong><\/td><\/tr>
Morphology of Flowering Plants<\/td>Root, stem, leaf, inflorescence, flower, fruit, seed, description of families (Fabaceae, Solanaceae, Liliaceae).<\/td><\/tr>
Anatomy of Flowering Plants<\/td>Tissues, tissue systems, anatomy of dicot and monocot root, stem and leaf, secondary growth.<\/td><\/tr>
Structural Organisation in Animals<\/td>Animal tissues (epithelial, connective, muscular, neural), morphology and anatomy of frog.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Unit III: Cell Structure and Function (12 Marks)<\/strong><\/h3>\n\n\n\n

The 3rd unit of biology syllabus for class 11 focuses on the cell as the structural and functional unit of life.<\/p>\n\n\n\n

Chapter<\/strong><\/td>Details Covered<\/strong><\/td><\/tr>
Cell \u2013 The Unit of Life<\/td>Cell theory, prokaryotic and eukaryotic cells, cell size and shape, structure of cell organelles.<\/td><\/tr>
Biomolecules<\/td>Structure and function of carbohydrates, proteins, lipids, nucleic acids; enzymes \u2013 properties, classification, mechanism of action.<\/td><\/tr>
Cell Cycle and Cell Division<\/td>Phases of cell cycle, mitosis, meiosis, significance of cell division.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Unit IV: Plant Physiology<\/strong><\/h3>\n\n\n\n

The 4th unit in syllabus for class 11 biology deals with plant functions like transport, nutrition, photosynthesis, and growth.<\/p>\n\n\n\n

Chapter<\/strong><\/td>Details Covered<\/strong><\/td><\/tr>
Transport in Plants<\/td>Means of transport, plant-water relations, diffusion, osmosis, long distance transport, transpiration, phloem transport.<\/td><\/tr>
Mineral Nutrition<\/td>Essential minerals, macro and micronutrients, deficiency symptoms, nitrogen metabolism, biological nitrogen fixation.<\/td><\/tr>
Photosynthesis in Higher Plants<\/td>Pigments, light reaction, electron transport, photophosphorylation, C3, C4 and CAM pathways.<\/td><\/tr>
Respiration in Plants<\/td>Glycolysis, fermentation, aerobic respiration, electron transport system, energy relations.<\/td><\/tr>
Plant Growth and Development<\/td>Growth phases, differentiation, dedifferentiation, plant growth regulators, photoperiodism, vernalisation.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Unit V: Human Physiology<\/strong><\/h3>\n\n\n\n

The 5th unit in biology syllabus for class 11 CBSE explains how different systems in the human body work together.<\/p>\n\n\n\n

Chapter<\/strong><\/td>Details Covered<\/strong><\/td><\/tr>
Digestion and Absorption<\/td>Human digestive system, digestion of food, absorption, assimilation, digestive glands, disorders.<\/td><\/tr>
Breathing and Exchange of Gases<\/td>Human respiratory system, mechanism of breathing, transport of gases, regulation, disorders.<\/td><\/tr>
Body Fluids and Circulation<\/td>Blood composition, blood groups, clotting, human circulatory system, cardiac cycle, ECG, disorders.<\/td><\/tr>
Excretory Products and Their Elimination<\/td>Human excretory system, urine formation, regulation of kidney function, dialysis, disorders.<\/td><\/tr>
Locomotion and Movement<\/td>Types of movement, skeletal system, joints, muscle contraction mechanism, disorders.<\/td><\/tr>
Neural Control and Coordination<\/td>Neuron structure, impulse conduction, central nervous system, reflex action, sense organs.<\/td><\/tr>
Chemical Coordination and Integration<\/td>Endocrine glands, hormones, mechanism of hormone action, disorders related to hormones.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

More Important Resources for CBSE Exam:<\/strong><\/p>\n\n\n\n

Class 11th Hornbill Syllabus<\/strong><\/a><\/td>CBSE Class 11th Commerce Subjects<\/a><\/strong><\/td><\/tr>
CBSE Full Form<\/a><\/strong><\/td>All about CBSE Class 11th<\/a><\/strong><\/td><\/tr>
Class 11th Syllabus<\/a><\/strong><\/td>Class 12th Syllabus<\/a><\/strong><\/td><\/tr>
Class 11th Commerce Books<\/a><\/strong><\/td>CBSE Board: All details<\/strong><\/a><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

CBSE Class 11 Biology Syllabus for Practicals<\/strong><\/h2>\n\n\n\n
Component<\/strong><\/td>Marks<\/strong><\/td><\/tr>
One Major Experiment<\/td>5<\/td><\/tr>
One Minor Experiment<\/td>4<\/td><\/tr>
Slide Preparation<\/td>5<\/td><\/tr>
Spotting<\/td>7<\/td><\/tr>
Practical Record + Viva Voce<\/td>4<\/td><\/tr>
Project Record<\/td>5<\/td><\/tr>
Total<\/td>30<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

1. Experiments<\/strong><\/h3>\n\n\n\n