NCERT Grade 11 Biology Chapter 17, Breathing and Exchange of Gases is from Unit 5, Human Physiology. The respiratory organs and the mechanism of breathing are described in the sections of this chapter. A detailed explanation about the definition, difference and importance of breathing and respiration is explained in this chapter.
Respiratory Organs, Mechanism of Breathing, Exchange of Gases, Transport of Gases, Regulation of Respiration and Disorders of Respiratory System are discussed in the chapter. Similarly, Human Respiratory System, Respiratory Volumes and Capacities, Transport of Oxygen and Transport of Carbon dioxide is described with the help of diagrams and figures in this chapter.
The chapter also focuses on the organs that regulate breathing and also on how the mechanism of breathing is exercised in different organisms.Day-to-day life activities, effect of diet, lifestyle and atmosphere on breathing and respiration and the need of clean air are some topics that make the chapter deal with social issues. NCERT Grade 11 Biology, Chapter 17, Breathing and Exchange of Gases is a part of Unit 5, Human Physiology. Unit 5 is a combination of 7 chapters and holds a total weightage of 20% in the NEET examination and 18 marks in the final examination.
Get 100 percent accurate NCERT Solutions for Class 11 Biology Chapter 17 (Breathing and Exchange of Gases) solved by expert Biology teachers. We provide solutions for questions given in Class 11 Biology text-book as per CBSE Board guidelines from the latest NCERT book for Class 11 Biology. The topics and sub-topics in Chapter 17 Breathing and Exchange of Gases are given below.
EX 17.1 - Respiratory Organs
EX 17.1.1 - Human Respiratory System
EX 17.2 - Mechanism of Breathing
EX 17.2.1 - Respiratory Volumes and Capacities
EX 17.3 - Exchange of Gases
EX 17.4 - Transport of Gases
EX 17.4.1 - Transport of Oxygen
EX 17.4.2 - Transport of Carbon dioxide
EX 17.5 - Regulation of Respiration
EX 17.6 - Disorders of Respiratory System.
We cover all exercises in the chapter given below:-
Chapter 17 Exercises - 14 Questions with Solutions.
Other than given exercises, you should also practice all the solved examples given in the book to clear your concepts on Breathing and Exchange of Gases. Download the free PDF of Chapter 17 Breathing and Exchange of Gases and take the print out to keep it handy for your exam preparation.