NCERT Exemplar for Class 11 Biology Chapter-19 (Book Solutions)

Biology Chapter 19 NCERT Exemplar Book Solution For Class 11

Get the best support for resolving your queries regarding Excretory Products and their Eliminations - Chapter 19 Class 11 from the solutions formulated by the top subject matter experts of Vedantu. This solution file will enable you to complete preparing this chapter in no time and will also aid in writing answers within a short span of time. 

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NCERT Exemplar Class 11 Biology Chapter-19 part-1

Importance of biology in Class 11 syllabus

Biology is one of the most important branches of science that deals with lives, their functions, their interactions, their existence, and much more. This is the main subject in science for those who desire to take medicine as their career. Other branches of biological sciences like biotechnology, botany, zoology, microbiology are the recent trend in career options. They have brought enough development in agriculture, medicine, and biotechnology which serves the pillars of the nation. Career-related to biology is a secured option for students.  Hence, biology is one of the most important subjects in the Class 11 curriculum. This subject needs extra attention so that one can score higher marks to pave way for a brighter future.

NCERT Exemplar for Class 11 Biology - Excretory Products and their Elimination - Free PDF Download is available in Vedantu. However before the study begins, let's have a close look at the syllabus.

  • Topic 1 Excretion: Major Products, Human System and Uropoiesis

  • Microscopic Structure

  • Types of Nephrons

  • Topic 2 Excretion: Various Controlling Mechanisms and Disorders

  • Role of Other Organs in Excretion

The topic Excretory Products and their Elimination is an important chapter for the class 11 students of CBSE. They have to focus mainly on important topics.


Important topics

  • The toxic and non-toxic products excreted by animals

  • The different excretory organs present in animals

  • Details of the human excretory system.

  • The microscopic structure of the kidney and types of nephrons

  • The mechanisms of excretion include urine formation.

  • Diseases and abnormalities associated with the excretory mechanism and organs.

Vedantu experts have given extra attention in dealing with study materials of biology. Free PDF of NCERT Exemplar for Class 11 Biology Chapter 19 - Excretory Products and their Elimination solved by expert Biology teachers on as per NCERT (CBSE) Book guidelines can be downloaded from the site. All Chapter 19 - Excretory Products and their Elimination exercise questions with solutions to help you to revise the complete syllabus and score more marks in your examinations.


To develop a better understanding of the concepts of this chapter and to answer questions accordingly, download Class 11 NCERT Biology Exemplar chapter 19 solutions from Vedantu right away. Refer to it whenever you have a doubt and develop a strong conceptual foundation with it.

FAQs (Frequently Asked Questions)

1. How to prepare for the CBSE Class 11 Biology?

Biology is a scoring subject if studied with the right approach. Biology needs memorization but students should give more importance to concept building than memorizing to crack competitive exams. Development of concepts to face competitive exams should be started early from Class 11 itself. Class 11 biology is as important for cracking NEET and other competitive exams as that of Class 12. Students should read the NCERT textbook and NCERT Exemplar thoroughly and jot down important points for a convenient and smooth revision. Reading should always be followed by solving exercises and sample papers.

2. How to remember the vast syllabus of Class 11 Biology?

Students initially find Biology to be interesting and easy to score. However, gradually they find the vastness of the syllabus intimidating and often find it difficult to remember the entire course of Biology. Class 11 Biology is vast enough to be remembered till they appear for competitive exams like NEET, AIIMS, etc. This is why a gradual conceptual approach is needed to tackle the huge course. 


Students have to read it with concepts otherwise soon they will lose interest and find the subject mundane. NCERT is a concise bible for biology. Studying NCERT alone repeatedly till they develop a deep understanding of the concept is the best way to deal with Biology. NCERT Exemplar and solutions designed by Vedantu experts will further help to widen their knowledge of Biology with deep concepts without memorizing them. Students don’t have to stress their memory if they follow this path with the assistance of Vedantu study materials.

3. Is Class 11 Biology needed in the higher courses?

Biology is such a subject that has no end in its vastness. Class 11 Biology serves as the foundation of biological and medical courses. For example, Chapter 19 - Excretory Products and their Elimination develops the basic concepts for human biology along with plant and animal biology. Class 11 Biology has to be remembered not only for cracking competitive exams but also to build a strong foundation on which the future biology or medicine-related career is raised. Hence special importance has to be given to the Class 11 Biology syllabus.

4. How Vedantu helps students in studying Class 11 Biology?

Vedantu, a renowned online master helps CBSE students from Class 6 to Class 12 for all subjects including Science and arts. Core science subjects including Biology are well resourced with different types of study materials and sample questions with solutions. Vedantu provides an updated syllabus for each subject also. The study resources including the syllabus of Biology for Class 11 can be freely downloaded from their site whenever needed by students. Above that, they also provide customized tuition classes to the students who think they need such services. Vedantu experts are always available to provide any sort of assistance to aspiring students.

5. What is the importance of Class 11 Biology practicals?

The syllabus of the Class 11 biology practical is well designed and the theories related to those practicals are included in the CBSE board exams, Class 12 exams, and also several competitive exams. Diagrams and practical approach also helps to develop concepts which retain in memory for a longer time. Practical classes should never be skipped by students as proper lab classes make Biology study more interesting and easy to remember. Practical classes also lay the foundation for aspiring students who choose medicine as their career.

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