Class 11 Biology NCERT Book in Hindi Medium – 2025-26 (PDF)

NCERT Books Class 11 biology 2025-26 covers the complete CBSE curriculum in Hindi, making concepts easy for students to understand in their own language. Every chapter is designed as per the latest syllabus, building a solid foundation for further studies and entrance exams. Biology in Class 11 explores cell basics, plant and animal physiology, and real-life biological processes step by step, giving you a strong platform for Class 12 and competitive preparation.

Studying from NCERT books in Hindi medium ensures that your answers match the exam pattern and keywords expected by CBSE. With clear diagrams, definitions, and explanations, these books are trusted by teachers and toppers for self-study and revision.

NCERT Books Class 11 Biology Chapter-wise Overview

Each chapter in the NCERT biology book builds core ideas, from cell structure to complex physiology, so you can cover topics gradually. Studying chapter-wise helps in targeted revision and developing a deep understanding for CBSE exams.

Chapter 1: जीव जगत (The Living World)

This chapter introduces the diversity of living organisms and the basics of classification. Focus on learning how scientists group plants and animals and understand simple criteria for identification. Pay attention to biological nomenclature for exams.

Chapter 2: जीवों का वर्गीकरण (Biological Classification)

You’ll explore how living organisms are classified into kingdoms and the characteristics of each group. The five-kingdom system and differences among monera, protista, fungi, plants, and animals are well explained. Know major features of each kingdom for questions.

Chapter 3: पादप जगत (Plant Kingdom)

Understand the classification of plants from algae to angiosperms and their life cycles. Focus on main plant groups and their unique features. Terms like bryophytes, pteridophytes, and gymnosperms are essential for exam answers.

Chapter 4: जंतु जगत (Animal Kingdom)

Learn how animals are grouped based on body structure and functions. The chapter explains invertebrates to vertebrates simply. Pay close attention to key types and their characteristics commonly asked in CBSE papers.

Chapter 5: पादप आकारिकी (Morphology of Flowering Plants)

Discover the different parts of flowering plants, from roots to flowers. Diagrams and definitions help you understand plant parts and their roles. Morphology terms will support your answers in both theory and practical exams.

Chapter 6: पादप शरीरिकी (Anatomy of Flowering Plants)

This chapter covers internal structure and tissues found in plants. Learn about types of tissues, vascular bundles, and anatomy of roots, stems, and leaves. Labelled diagrams are important for scoring in exams.

Chapter 7: जंतुओं की संरचना एवं क्रियाएँ (Structural Organisation in Animals)

Explore animal tissues, organ systems, and structure of a typical animal. Key ideas include cell to organ level organization. Focus on types and functions of animal tissues for the CBSE pattern.

Chapter 8: कोशिका - जीवन की इकाई (Cell: The Unit of Life)

Here, the basic structure and function of cells are detailed. Learn about cell organelles, cell theory, and differences between plant and animal cells. Understanding diagrams and terminology is crucial for this chapter.

Chapter 9: कोशिका का विभाजन (Cell Cycle and Cell Division)

Understand how cells grow and multiply by studying phases of the cell cycle, mitosis, and meiosis. The stepwise process and significance of cell division are covered. Diagrams of stages can be asked in theory papers.

Chapter 10: जैव अणु (Biomolecules)

Focuses on proteins, carbohydrates, fats, nucleic acids, and enzymes in living organisms. Study the types, functions, and importance of biomolecules for CBSE biology-based questions.

Chapter 11: पादप शारीरिकी (Transport in Plants)

Learn how water, minerals, and food move within plants. The chapter simplifies concepts like transpiration and osmosis. Understanding types of transport helps in answering both short and long exam questions.

Chapter 12: पादप पोषण (Mineral Nutrition in Plants)

Explains essential mineral elements, deficiency symptoms, and nutritional cycles. Focus on the role of nutrients and how plants absorb them from soil.

Chapter 13: पादप पोषण (Photosynthesis in Higher Plants)

Details the process of photosynthesis, pigment types, and the importance of light in food production. Diagrams and cycles given in NCERT are important for revision.

Chapter 14: पादप श्वसन (Respiration in Plants)

Covers energy release from food and the steps of respiration in plants. Study the glycolysis, Krebs cycle, and their role in plant cells.

Chapter 15: पादप वृद्धि एवं परिवर्धन (Plant Growth and Development)

Explores hormones, growth phases, and development processes in plants. Keep key hormone names and their effects clear for exam-based answers.

Chapter 16: पादप हार्मोन्स और विकास (Plant Hormones and Development)

Learn about plant growth regulators, their types, and role in plant development. The key focus is on how hormones affect plant growth and movement.

Chapter 17: जंतुओं का पोषण (Digestion and Absorption)

Covers the human digestive system, enzymes, and nutrition. Study the process from ingestion to absorption and common digestive disorders.

Chapter 18: जंतुओं का श्वसन (Breathing and Exchange of Gases)

Discusses respiratory organs, process of breathing, and exchange of gases. Focus on mechanisms in both humans and animals as per NCERT details.

Chapter 19: जंतुओं का परिसंचरण (Body Fluids and Circulation)

Explains blood, lymph, and circulation types in animals. Learn about the heart’s structure and functions, as these are often directly questioned in CBSE exams.

Chapter 20: जंतुओं का उत्सर्जन (Excretory Products and their Elimination)

Focuses on waste removal and excretory organs in humans and animals. The structure of the kidney and formation of urine are major points to review.

Chapter 21: जंतुओं की गति एवं संचलन (Locomotion and Movement)

Describes types of movement, muscle structure, and how animals and humans move. Learn about human skeletal system and muscle contraction for basics.

Chapter 22: तंत्रिका नियंत्रण एवं समन्वय (Neural Control and Coordination)

Learn how nervous systems in animals and humans control body functions. This chapter covers structure and working of nerves, brain, and sense organs.

Chapter 23: अन्तःस्रावी नियंत्रण एवं समन्वय (Chemical Coordination and Integration)

Focuses on hormones and endocrine glands in the human body. Know location, types, and functions of major glands for scoring in the theory section.

Why NCERT Books by Vedantu Are Useful for CBSE Students

NCERT biology books help students understand each topic clearly in simple Hindi language, matching the exact CBSE syllabus for class 11. Students can build a strong base for all types of school and board exams with easy access to explanations and diagrams. These books support revision, self-study, and confidence for every learner.

• Directly aligned with CBSE syllabus.
• Clear explanations and authentic definitions.
• Helpful for school exams and board preparation.
• Strong base for revision and reference.

How NCERT Books Help in CBSE Exam Preparation

NCERT books class 11 biology in Hindi medium remain the most trusted resource for CBSE exam preparation and concept revision. With authentic chapter-wise biology pdfs and detailed diagrams, they ensure you cover the syllabus efficiently.

• Concepts asked directly in CBSE exams.
• Supports descriptive and application questions.
• Ideal for last-minute revision.

Read every NCERT chapter carefully, revise the main diagrams and points, and practice answering in your own words. Confidence grows with consistent reading and regular self-revision from NCERT texts.