NCERT Solutions For Class 11 Biology: Download 11th Class Biology Solutions PDF Updated For 2020-21

NCERT Solutions For Class 11 Biology: Embibe brings you the latest Class 11 NCERT Solutions for Biology which can be downloaded for free. These solutions cover all the chapters of NCERT Class XI Biology textbook.

NCERT Class 11 Biology Solutions provided here are 100% accurate and prepared as per the latest CBSE standards. Here we have provided you with all the intext and chapter-end exercise questions with comprehensive answers to each question. All the Class 11 Biology NCERT Solutions provided on this page are prepared by expert faculty at Embibe having years of experience.

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NCERT Solutions For Class 11 Biology: Chapter-wise Solutions

CBSE NCERT Solutions for Class 11 Biology will surely help you to ace Class 11 exams and aid you in NEET, the medical entrance examination as well. Students will be able to download the Class 11 Biology Solutions chapter-wise as PDFs.

Check Revised Class 11 Biology Syllabus 2020-21 Now

Check out CBSE Class 11 solutions for other subjects from here:

Class 11 Physics Solutions

Class 11 Mathematics Solutions

Class 11 Chemistry Solutions

NCERT Solutions For Class 11 Biology: Chapter Descriptions

Let’s go through the Class 11 Biology chapter descriptions:

NCERT Solutions For Class 11 Chapter 1: The Living World

The living world is rich in variety. Millions of plants and animals have been identified but a large number still remains unknown. The very range of organisms in terms of size, color, habitat, physiological and morphological features make us seek the defining characteristics of living organisms.

Download – NCERT Solutions for Class 11 Biology Chapter 1 PDF

NCERT Solutions For Class 11 Biology Chapter 2: Biological Classification

The Biological classification of plants and animals was first proposed by Aristotle on the basis of simple morphological characters. Linnaeus later classified all living organisms into two kingdoms – Plantae and Animalia.

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NCERT Solutions For Class 11 Biology Chapter 3: Plant Kingdom

In this chapter, candidates will know that the Plant kingdom includes algae, bryophytes, pteridophytes, gymnosperms, and angiosperms. Algae are chlorophyll-bearing simple, thalloid, autotrophic, and largely aquatic organisms. Depending on the types of pigment possessed and the type of stored food, algae are classified into three classes, namely Chlorophyceae, Phaeophyceae, and Rhodophyceae.

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NCERT Solutions For Class 11 Biology Chapter 4: Animal Kingdom

This chapter on Animal Kingdom will teach students that the basic fundamental features such as level of organization, symmetry, cell organization, coelom, segmentation, notochord, etc, have enabled us to broadly classify the animal kingdom. Besides the fundamental features, there are many other distinctive characters that are specific for each phylum or class.

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NCERT Solutions For Class 11 Biology Chapter 5: Morphology Of Flowering Plants

This chapter teaches the learners that flowering plants exhibit enormous variation in shape, size, structure, mode of nutrition, life span, habit, and habitat. They have well-developed root and shoot systems. Root are either taproot or fibrous. Generally, dicotyledonous plants have tap roots while monocotyledonous plants have fibrous roots.

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NCERT Solutions For Class 11 Biology Chapter 6: Anatomy Of Flowering Plants

Students will learn that anatomically, a plant is made of different kinds of tissues. The plant tissues are broadly classified into meristematic (apical, lateral, and intercalary) and permanent (simple and complex). The assimilation of food and its storage, transportation of water, minerals, and photosynthates, and mechanical support are the main functions of tissues.

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NCERT Solutions For Class 11 Biology Chapter 7: Structural Organisation In Animals

This chapter will enlighten students on the structure of various animals. They will know that earthworm, cockroach, and frog show characteristic features in body organization. In pheretima posthuma (earthworm), the body is covered by cuticle. All segments of its body are alike except the 14th, 15th, and 16th segments, which are thick, dark, and glandular, forming clitellum.

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NCERT Solutions For Class 11 Biology Chapter 8: Cell – The Unit Of Life

Students who read this chapter will be highlighted on the fact that all organisms are made of cells or aggregates of cells. Cells vary in their shape, size, and activities/functions. Based on the presence or absence of a membrane-bound nucleus and other organelles, cells and hence organisms can be named as eukaryotic or prokaryotic.

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NCERT Solutions For Class 11 Biology Chapter 9: Biomolecules

Through this chapter, students will know that there is a bewildering diversity of living organisms, and their chemical composition, metabolic reactions appear to be remarkably similar. The elemental composition of living tissues and non-living matter also appear to be similar when analyzed qualitatively.

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NCERT Solutions For Class 11 Biology Chapter 10: Cell Cycle And Cell Division

This chapter discusses the stages through which a cell passes from one division to the next – the cell cycle. The cell cycle is divided into two phases called Interphase – a period of preparation for cell division, and Mitosis – the actual periods of cell division. Students will also get to know that Metaphase is marked by the alignment of chromosomes at the equatorial plate.

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NCERT Solutions For Class 11 Biology Chapter 11: Transport In Plants

Through this chapter, students will learn that plants obtain a variety of inorganic elements (ions) and salts from their surroundings, especially from water and soil. The movement of these nutrients from the environment into the plant as well as from one plant cell to another plant cell essentially involves movement across a cell membrane.

Download – NCERT Solutions for Class 11 Biology Chapter 11 PDF

NCERT Solutions For Class 11 Biology Chapter 12: Mineral Nutrition

This chapter teaches students that the basic needs of all living organisms are essentially the same. They require macromolecules, such as carbohydrates, proteins and fats, and water and minerals for their growth and development.

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NCERT Solutions For Class 11 Biology Chapter 13: Photosynthesis In Higher Plants

This chapter on Photosynthesis in Higher Plants will introduce students to the fact that green plants make their own food by photosynthesis. During this process, carbon dioxide from the atmosphere is taken in by leaves through stomata and used for making carbohydrates, principally glucose, and starch. Photosynthesis takes place only in the green parts of the plants, mainly the leaves.

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NCERT Solutions For Class 11 Biology Chapter 14: Respiration In Plants

Through this chapter on Respiration in Plants, students will learn that all living organisms need energy for carrying out daily life activities, be it absorption, transport, movement, reproduction, or even breathing. All the energy required for ‘life’ processes is obtained by oxidation of some macromolecules that we call ‘food.’

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NCERT Solutions For Class 11 Biology Chapter 15: Plant Growth And Development

This chapter teaches students that growth is one of the most conspicuous events in any living organism. It is an irreversible increase expressed in parameters such as size, area, length, height, volume, cell number, etc. It conspicuously involves increased protoplasmic material. In plants, meristems are the sites of growth.

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NCERT Solutions For Class 11 Biology Chapter 16: Digestion And Absorption

This chapter focuses on the fact that the digestive system of humans consists of an alimentary canal and associated digestive glands. The alimentary canal consists of the mouth, buccal cavity, pharynx, esophagus, stomach, small intestine, large intestine, rectum, and anus.

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NCERT Solutions For Class 11 Biology Chapter 17: Breathing And Exchange Of Gases

NCERT Class 11 Biology Chapter 17 Breathing and Exchange of Gases teaches students that cells utilize oxygen for metabolism and produce energy along with substances like carbon dioxide which is harmful.

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NCERT Solutions For Class 11 Biology Chapter 18: Body Fluids And Circulation

This chapter will teach students that vertebrates circulate blood, a fluid connective tissue, in their body, to transport essential substances to the cells and to carry waste substances from there. Another fluid, lymph (tissue fluid) is also used for the transport of certain substances. Blood comprises a fluid matrix, plasma, and formed elements.

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NCERT Solutions For Class 11 Biology Chapter 19: Excretory Products And Their Elimination

This chapter will teach students that many nitrogen-containing substances, ions, CO₂, water, etc, that accumulate in the body have to be eliminated. The nature of nitrogenous wastes formed and their excretion vary among animals, mainly depending on the habitat (availability of water).

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NCERT Solutions For Class 11 Biology Chapter 20: Locomotion And Movement

This chapter teaches students that movement is an essential feature of all living beings. Protoplasmic streaming, ciliary movements, movements of fins, limbs, wings, etc., are some forms exhibited by animals. A voluntary movement that causes the animal to change its place is called locomotion.

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NCERT Solutions For Class 11 Biology Chapter 21: Neural Control And Coordination

This chapter deals with the nervous system. The neural system coordinates and integrates functions as well as metabolic and homeostatic activities of all the organs. Neurons, the functional units of the neural system are excitable cells due to a differential concentration gradient of ions across the membrane.

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NCERT Solutions For Class 11 Biology Chapter 22: Chemical Coordination And Integration

Through this chapter, students will learn that there are special chemicals called hormones that provide chemical coordination, integration, and regulation in the human body. These hormones regulate the metabolism, growth, and development of our organs, the endocrine glands, or certain cells.

Download – NCERT Solutions for Class 11 Biology Chapter 22 PDF

Why Choose Embibe For CBSE NCERT Solutions For Class 11 Biology?

NCERT Solutions for Class 11 Biology comes with its own advantages and benefits. The more you practice the questions provided here the more prepared you will be for the upcoming exams. It is important for students to have good knowledge of Biology so as to score well in the exam. In order to motivate you to take up Biology seriously, we get you some advantages and pros of referring to Class 11 Biology NCERT Solutions:

1. You will understand a new definition of Biology through the problems provided in the CBSE NCERT Solutions for Class 11 Biology.
2. The worksheets and questions provided in the NCERT Class 11 Solutions for Biology sync well with the understanding level of any student.
3. CBSE NCERT Solutions for Class 11 Biology comprises important questions to help you practice every level of questions that might be asked in the exam.
4. The solutions of CBSE NCERT Class 11 Biology are prepared by the top academic experts of Embibe.

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Some Important Questions For Class 11 Biology

Here we have provided some questions for Class 11 Biology:

Question 1: Name the guidelines for the naming of organisms?

Question 2: Write the distinct characters of fungi & explain using a diagram.

Question 3: Explain the life cycle in green algae?

Question 4: How are non-chordates different from chordates. Write the major phyla of non-chordate & give examples.

Question 5: Describe the various types of placentation found in flowering plants & represent diagrammatically.

Question 6: What is wood? What are its different types?

Question 7: What are the cellular components of blood?

Question 8: Distinguish between prokaryotic & eukaryotic cell?

Question 9: Explain briefly four levels of protein structure?

Question 10: Explain the various phases of the meiosis II division?

Question 11: Define transpiration? Why is it useful? Mention any three environmental factors that affect the transpiration?

Question 12: Briefly explain the chemiosmotic hypothesis?

Question 13: Explain the sequence of the development process in a plant cell.

Question 14: Draw a labeled diagram of the human alimentary canal & Describe its different parts.

Question 15: Describe in brief the respiratory organs of man.

How To Prepare For Class 11 Biology?

Given below are some of the preparation tips for Class 11 Biology:

1. Biology requires a lot of attention to detail and remembering. Since the subject also contains a lot of diagrams we suggest you practice them frequently.
2. Start by selecting a chapter and gather all the resources related to that.
3. Read the chapter and keep on writing important points in a separate notebook.
4. Once you have read the chapter, start solving the intext and chapter-end questions. You can take the help of NCERT solutions provided by us as a reference guide.
5. To further aid you in your studies, Embibe also provides free Class 12 Biology Mock Tests and NEET Practice Questions.

These questions are formulated in a way so as to prepare you for any difficulty level that might come your way now or in the future.

Some Frequently Asked Questions On NCERT Solutions For Class XI Biology

Below we have provided some FAQs and their answers:

Q1: How can I prepare for NCERT Solutions for Class 11 Biology?
Ans: To prepare for Class 11 Biology, study the chapters thoroughly, be committed, practice regularly, use NCERT solutions for your reference. For more details read this article.

Q2: Which is the best site for NCERT solutions Class 11?
Ans: We at Embibe provide one of the best NCERT Solutions for Class 11. These solutions cover all the intext and chapter-end exercise questions.

Q3: What is the nature of the cell wall in diatoms?
Ans: The cell wall in diatoms is made of silica & it forms 2 thin overlapping cells.

Q4: Which group of algae reserve food material as mannitol?
Ans: Brown algae

Q5: Which site provides the best Class 11 Biology NCERT Solutions?
Ans: Students can rely on Embibe’s Class 11 Biology NCERT Solutions. All the questions are solved with proper explanations and supported with diagrams if required so that students can understand the answers better.

Practice CBSE Class 11 Biology Questions Now

That was all the information on NCERT Solutions For Class 11 Biology. If you have any queries on this article, do let us know about it in the comment section below and we will get back to you at the earliest.

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