NCERT Solutions for Class 11 Biology - Chapter-wise PDF Free Download
The NCERT Solutions for Class 11 Biology are a valuable resource for students to improve their knowledge. Biology is one of the most important subjects for higher classes and competitive exams. This subject deals with living organisms, their study, and physiology. Preparing with a good schedule and knowing concepts is the best method to perform well in exams. Regular practice of the NCERT Solutions will help students build confidence.
This Story also Contains
- NCERT Solutions for Class 11 Biology - Chapter-wise
- Class 11 Biology NCERT Solutions: Chapter Details
- Weightage of Class 11 Biology Units
Class 11 Biology Solutions cover the structure and function of various plant and human body parts. It includes topics such as structural organisation in plants and animals, plant physiology, and human physiology. Students can download the NCERT Solutions for Class 11 Biology PDF to access them offline. Solving the chapter-wise solutions makes students familiar with the fundamentals of living beings.
NCERT Solutions for Class 11 Biology - Chapter-wise
Understanding biology becomes easier when topics are explained clearly. Sometimes, students need help with difficult terms and concepts. For this purpose, they can use NCERT Solutions for Class 11. These solutions provide simple and step-by-step answers to all chapter-wise questions.
The following chapters from the NCERT Class 11 Biology textbook have been deleted.
Transport in Plants
Mineral Nutrition
Digestion and Absorption
Class 11 Biology NCERT Solutions: Chapter Details
The Biology textbook for class 11 has 19 chapters divided into 5 units. These cover topics like the diversity of living things, cell structure, functions of the plant, and the human body. To do well in exams, it’s important to understand these chapters clearly and practice the questions. Having solutions helps students learn better and clear their doubts.
Chapter 1: The Living World
This chapter mainly deals with the ideas of what living beings are and what their characteristics are. In this chapter, you will also get to learn about taxonomic aids. At the end of the chapter, the NCERT exercise is also given to test the understanding.
Chapter 2: Biological Classification
Chapter 2, Biological Classification, discusses various classification systems. It deals with the characteristics of the kingdoms Monera, Protista, and Fungi. It also includes a short introduction to the kingdoms Plantae and Animalia. By solving the NCERT Solutions for Class 11 Biology, students will also learn about viruses.
Chapter 3: Plant Kingdom
This chapter deals with all the characteristics of members of the plant kingdom and the classification of plants. This chapter will give you details of algae, bryophytes, pteridophytes, gymnosperms, and angiosperms. You will also study the life cycle of plants and the alternation of their generations. Students must practice the questions given at the end of the chapter to prepare for the exam.
Chapter 4: Animal Kingdom
This chapter deals with the classification of the animal kingdom into groups and subgroups. This chapter will make you familiar with the features of each group of the animal kingdom. Since this chapter is mostly memory-based, try to learn it by making notes and practising. Class 11 Biology Solutions will be beneficial for understanding the concepts of this chapter.
Chapter 5: Morphology of Flowering Plants
The Morphology of Flowering Plants chapter is regarding the external features of a plant. In this chapter, you will study the details of the flowering plant, like its root, leaf, flower, fruits, seeds, and appearance. This chapter is important from the exam point of view.
Chapter 6: Anatomy of Flowering Plants
This chapter deals with tissues, their systems, and dicotyledonous and monocotyledonous plants. The diagrams of dicots and monocots are the important ones. You will also include the details of secondary growth in plants. For better preparation, solve the complete exercises given in Class 11 Biology Solutions to understand.
Chapter 7: Structural Organisation in Animals
Chapter 7 of class 11 biology includes details about the various kinds of animal tissues, organ, organ systems, and their organisation. This chapter will also give a brief description of frogs. It includes many different diagrams, so practice each one of them to understand the concepts.
Chapter 8: Cell: The Unit of Life
This is chapter 8 of the textbook for class 11. Cell Structure and Function includes information regarding the cell. In this chapter, you will get to know about the cell, what structures are present in cells, and what roles they play.
Chapter 9: Biomolecules
This chapter deals with the biological molecules found in a cell. It also includes details of various kinds of enzymes and their properties. This chapter covers proteins, polysaccharides, nucleic acids, and the structures of different proteins.
Chapter 10: Cell Cycle and Cell Division
In chapter 10, Cell Cycle and Cell Division, you will find details of the process of cell division. You will also get to learn about the checkpoints that decide the fate of a cell. This chapter will tell the different phases of cell division, that is, mitosis and meiosis. You will also study the significance of meiosis. It is one of the important chapters of class 11. Practice each question from the exercise after going through the chapter line by line.
Chapter 11: Photosynthesis in Higher Plants
Chapter 11 of Class 11 biology includes various features of the universal process called photosynthesis. It also includes details about the factors that affect photosynthesis. Attempting the exercise given in the biology class 11 allows you to gain more marks in the exams.
Chapter 12: Respiration in Plants
Chapter 12, Respiration in Plants, provides you with the knowledge of respiration in plants. In this, you will also study glycolysis and different pathways of respiration. It consists of a total of 6 topics, based on which 12 questions are given at the back of the biology book. Attempt every question of the exercise to gain more clarity.
Chapter 13: Plant Growth and Development
This chapter discusses information on various kinds of plant growth regulators. Their function is to regulate different physiological processes in plants. After the chapter reading, go through the exercise and try to solve each question by yourself. In case of difficulties, students can refer to Class 11 Biology NCERT Solutions.
Chapter 14: Breathing and Exchange of Gases
This chapter will make you familiar with the process of breathing and the exchange of gases in humans. You will also get to learn about the various kinds of disorders of the respiratory system of humans. This chapter consists of a total of 6 topics, based on which different questions have been asked in the exercise.
Chapter 15: Body Fluids and Circulation
This is an interesting chapter, and it deals with the details of the circulatory system of humans. It also includes information about the process of transport through the blood circulation. At the end of chapter 15, body fluids and circulation, different questions are given to check the knowledge.
Chapter 16: Excretory Products and Their Elimination
This chapter includes the process of excretion and osmoregulation. In this chapter, you will get to learn about the excretory system of humans. Attempt all the questions and practice with the Class 11 Biology NCERT Solutions to gain more marks in the exam.
Chapter 17: Locomotion and Movement
This deals with the structural details of different types of bones and joints in humans. It also talks about the skeletal system of humans and how movements occur in humans. For better preparation, solve the exercises given in Class 11 Biology NCERT Solutions to understand the chapter in a better way.
Chapter 18: Neural Control and Coordination
Chapter 18 is about neural control and coordination. This chapter deals with the details of the nervous system of humans. It also talks about the specialised nerve cells called neurons. Students can refer to the NCERT Solutions for Class 11 Biology PDF for a detailed explanation of the chapter.
Chapter 19: Chemical Coordination and Integration
Biology class 11 chapter 19 Chemical coordination and integration deals with the various hormones found in the human body. It also talks about how these hormones perform their functions. Since this chapter is mostly memory-based, try to learn it by making notes and practising. For making notes, students can depend on the NCERT Solutions for Class 11 Biology PDF.
Also, check the NCERT Notes Subject Wise
Weightage of Class 11 Biology Units
Knowing the weightage for school exams allows students to focus on high-scoring chapters. This also helps in managing study time properly and avoiding exam stress. It provides a planned revision strategy, particularly for concept-based topics.
Unit No. | Title | Marks |
I | Diversity of Living Organisms | 15 |
II | Structural Organization in Plants and Animals | 10 |
III | Cell: Structure and Function | 15 |
IV | Plant Physiology | 12 |
V | Human Physiology | 18 |
Total | 70 |
NCERT Solutions for Class 11: Subject-wise
Frequently Asked Questions (FAQs)
Q: What are the benefits of NCERT solutions for class 11 biology?
A:
- Solutions are easy to understand and also easy to remember.
- You will also benefit in the board exams by using the solutions, as most of the questions come from the NCERT.
- You will find yourself more confident, and you will be able to solve mock test papers for the biology class 11 exams.
- In the medical entrance examination, like NEET, you can also benefit.
Q: Are these solutions updated as per the latest syllabus for 2025-26?
A:
Yes, the NCERT Solutions for Class 11 Biology are regularly updated to match the latest syllabus, ensuring all topics and chapters are covered as per the current syllabus.
Q: Do the solutions include explanations and diagrams for better understanding?
A:
Yes, the NCERT Solutions for Class 11 Biology break down complex topics into simple explanations and often include diagrams and examples to make learning easier.
Q: Are NCERT Solutions for Class 11 Biology helpful for competitive exams like NEET?
A:
The NCERT Solutions for Class 11 Biology not only help in school exams but also build a strong foundation for competitive exams like NEET and other entrance tests.
Q: What are NCERT Solutions for Class 11 Biology and why are they important?
A:
NCERT Solutions for Class 11 Biology provide detailed answers to all textbook questions, helping students understand concepts clearly and prepare effectively for exams.
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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
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