NCERT Book for Class 11 Biology PDF Download (Latest Edition)

Irshad AnwarUpdated on 06 Sep 2025, 01:37 PM IST

The NCERT Book for Class 11 Biology is an important resource to build a strong base in biology. The book includes clear explanations and covers important topics like cell biology, plant physiology, animal physiology, genetics, and ecology. All chapters are well-organized and include well-labeled diagrams. At the end of each chapter, exercises are given to improve problem-solving skills. It is useful for both board exams and competitive exams like NEET. The NCERT books focus on understanding concepts, not just memorisation.

This Story also Contains

Download NCERT Book for Class 11 Biology PDF 2025-26
NCERT Biology Book Class 11- Chapter-wise List
How to Download the NCERT Textbook Class 11 Biology?
Benefits of the Class 11 NCERT Biology Book
How to Prepare Using the NCERT Biology Book Class 11?
NCERT Solutions for Class 11

NCERT Book for Class 11 Biology PDF Download (Latest Edition)

NCERT Books for Class 11 Biology 2025-26

By referring to the Class 11 NCERT biology book, students can understand science better. The book helps students understand basic concepts easily and follows the NCERT syllabus for Class 11. It also includes practical activities and real-life examples to improve knowledge. Regular use of this book also boosts confidence in students, which allows them to perform well. They can also download the NCERT book for class 11 biology PDF to study effectively from the official website of NCERT.

Download NCERT Book for Class 11 Biology PDF 2025-26

The biology book for class 11 is available in digital format for students who prefer studying on their devices. Having the book in PDF makes it easy to read anytime without carrying the physical copy. Students can download the NCERT textbook class 11 biology from the link given below, so learning continues without the need for the internet. This helps students revise chapters quickly and prepare better for exams.

NCERT Book for Class 11 Biology PDF

NCERT Biology Book Class 11- Chapter-wise List

Students can check the table below to see the units and chapters involved in the biology book. All the chapters are well-explained and in easy language, which helps them plan their studies better. Following the syllabus and solutions will improve exam preparation. The Hindi version of the NCERT biology book class 11 is titled "Jeev Vigyan". All chapters are also available in Hindi for students.

Unit no.	Unit Name	English Medium	Hindi medium
1	Diversity of Living Organisms	The Living World Biological Classification Plant Kingdom Animal Kingdom	जीव जगत जीव जगत का वर्गीकरण वनस्पति जगत प्राणि जगत
2	Structural Organisation in Plants and Animals	Morphology of Flowering Plants Anatomy of Flowering Plants Structural Organisation in Animals	पुष्पी पादपों का आकारिकी पुष्पी पादपों का शारीर प्राणियों में संरचनात्मक संगठन
3	Cell: Structure and Function	Cell The Unit of Life Biomolecules Cell Cycle and Cell Division	कोशिका : जीवन की इकाई जैव अणु कोशिका चक्र और कोशिका विभाजन
4	Plant Physiology	Photosynthesis in Higher Plants Respiration in Plants Plant Growth and Development	उच्च पादपों में प्रकाश-संश्लेषण पादप में श्वसन पादप वृद्धि एवं परिवर्धन
5	Human Physiology	Breathing and Exchange of Gases Body Fluids and Circulation Excretory Products and Their Elimination Locomotion and Movement Neural Control and Coordination Chemical Coordination and Integration	श्वसन और गैसों का विनिमय शरीर द्रव तथा परिसंचरण उत्सर्जी उत्पाद एवं उनका निष्कासन गमन एवं संचलन तंत्रिकीय नियंत्राण एवं समन्वय रासायनिक सम्बन्ध तथा एकीकरण

How to Download the NCERT Textbook Class 11 Biology?

Students can follow the steps below to download the complete textbook.

Visit the official website of NCERT, ncert.nic.in
Scroll down and click on ‘Textbook’, then click on 'Ebooks'.
Now, click on ‘PDF (I-XII)’
Select the respective class, subject, and book.
Click on ‘Go’
The NCERT book for class 11 biology PDF 2025-26 will be displayed on the screen.
Students can also download the book directly in PDF format from the link given below.

Benefits of the Class 11 NCERT Biology Book

This book offers many advantages that support smart and effective learning. It helps students stay focused and understand each topic at their own pace.

The NCERT textbook class 11 biology follows the updated syllabus, so students study correctly.
It explains each concept and topic in simple and easy language.
Covers all important topics that are often asked in board and competitive exams.
The NCERT books for class 11 are helpful for self-study and building a strong foundation.
All chapters include diagrams, examples, and exercises to make learning better.

Also, read -

How to Prepare Using the NCERT Biology Book Class 11?

Studying the right way helps students stay organised during their exam preparation. Here are some simple tips to use the NCERT book for class 11 biology PDF effectively:

First, a student must check the NCERT syllabus to know what topics they need to study.
Make a proper study timetable and prepare notes. Students can take help from the Class 11 NCERT biology book.
Focus on a strong understanding of the concepts instead of just memorising them.
Practice previous years’ questions regularly. It helps to understand the types of questions asked in the exam. These are based on chapters from the NCERT biology book class 11.
Take short breaks between study sessions to stay fresh and avoid stress.

NCERT Solutions for Class 11

Class 11 is an important class where students move from basic learning to detailed concepts in every subject. At this level, answers need proper explanation and logical steps. The NCERT solutions for Class 11 provide clear guidance by which students can understand the topics through theory and practical learning. They also help in building a strong base for Class 12 and future competitive exams.

Frequently Asked Questions (FAQs)

Q: How many books of biology are in class 11??

There is only one NCERT Book for class 11 Biology. It covers all the chapters included in the syllabus for the academic year.

Q: Is the 2025-26 NCERT Biology book updated according to the latest syllabus?

Yes, the NCERT Book for class 11 Biology 2025-26 edition is updated and aligned with the revised syllabus and curriculum.

Q: Is the NCERT book enough for NEET Biology?

Yes, NCERT is enough for NEET Biology, as most questions come directly from it. For Physics and Chemistry, NCERT is important for theory, but students should also practice extra questions from other reference books.

Q: Does the NCERT Biology book include chapter summaries and exercises?

Each chapter included in NCERT Book for class 11 Biology ends with a summary and a set of questions for self-assessment and revision.

Q: Is class 11 biology very hard?

Class 11 Biology can feel difficult at first because it has a lot of theory and new terms. However, with regular study and proper understanding, it becomes easier. If students stay consistent and revise regularly, they can score well.

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Popular Questions

A block of mass 0.50 kg is moving with a speed of 2.00 ms^-1 on a smooth surface. It strikes another mass of 1.00 kg and then they move together as a single body. The energy loss during the collision is

Option 1) $0.34\; J$	Option 2) $0.16\; J$
Option 3) $1.00\; J$	Option 4) $0.67\; J$

Read Complete Answer

A person trying to lose weight by burning fat lifts a mass of 10 kg upto a height of 1 m 1000 times. Assume that the potential energy lost each time he lowers the mass is dissipated. How much fat will he use up considering the work done only when the weight is lifted up ? Fat supplies 3.8×10⁷J of energy per kg which is converted to mechanical energy with a 20% efficiency rate. Take g = 9.8 ms⁻² :

Option 1)

2.45×10⁻³ kg

Option 2)

6.45×10⁻³ kg

Option 3)

9.89×10⁻³ kg

Option 4)

12.89×10⁻³ kg

Read Complete Answer

An athlete in the olympic games covers a distance of 100 m in 10 s. His kinetic energy can be estimated to be in the range

Option 1) $2,000 \; J - 5,000\; J$	Option 2) $200 \, \, J - 500 \, \, J$
Option 3) $2\times 10^{5}J-3\times 10^{5}J$	Option 4) $20,000 \, \, J - 50,000 \, \, J$

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A particle is projected at 60⁰ to the horizontal with a kinetic energy $K$ . The kinetic energy at the highest point

Option 1) $K/2\,$	Option 2) $\; K\;$
Option 3) $zero\;$	Option 4) $K/4$

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In the reaction,

$2Al_{(s)}+6HCL_{(aq)}\rightarrow 2Al^{3+}\, _{(aq)}+6Cl^{-}\, _{(aq)}+3H_{2(g)}$

Option 1) $11.2\, L\, H_{2(g)}$ at STP is produced for every mole $HCL_{(aq)}$ consumed	Option 2) $6L\, HCl_{(aq)}$ is consumed for ever $3L\, H_{2(g)}$ produced
Option 3) $33.6 L\, H_{2(g)}$ is produced regardless of temperature and pressure for every mole Al that reacts	Option 4) $67.2\, L\, H_{2(g)}$ at STP is produced for every mole Al that reacts .

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How many moles of magnesium phosphate, $Mg_{3}(PO_{4})_{2}$ will contain 0.25 mole of oxygen atoms?

Option 1) 0.02	Option 2) 3.125 × 10^-2
Option 3) 1.25 × 10^-2	Option 4) 2.5 × 10^-2

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If we consider that 1/6, in place of 1/12, mass of carbon atom is taken to be the relative atomic mass unit, the mass of one mole of a substance will

Option 1) decrease twice	Option 2) increase two fold
Option 3) remain unchanged	Option 4) be a function of the molecular mass of the substance.

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With increase of temperature, which of these changes?

Option 1) Molality	Option 2) Weight fraction of solute
Option 3) Fraction of solute present in water	Option 4) Mole fraction.

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Number of atoms in 558.5 gram Fe (at. wt.of Fe = 55.85 g mol^-1) is

Option 1) twice that in 60 g carbon	Option 2) 6.023 × 10²²
Option 3) half that in 8 g He	Option 4) 558.5 × 6.023 × 10²³

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A pulley of radius 2 m is rotated about its axis by a force F = (20t - 5t²) newton (where t is measured in seconds) applied tangentially. If the moment of inertia of the pulley about its axis of rotation is 10 kg m² , the number of rotations made by the pulley before its direction of motion if reversed, is