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NCERT solutions for Class 11 Biology chapter 17 - Breathing and Exchange of Gases

Biology Textbook for Class 11

Chapters

NCERT Biology Class 11

Biology Textbook for Class 11

Chapter 17 - Breathing and Exchange of Gases

Page 277

Q 1 | Page 277

Define vital capacity. What is its significance?

Q 2 | Page 277

State the volume of air remaining in the lungs after a normal breathing.

Q 3 | Page 277

Diffusion of gases occurs in the alveolar region only and not in the other parts of respiratory system. Why?

Q 4 | Page 277

What are the major transport mechanisms for CO2? Explain.

Q 5 | Page 277

What will be the pO2 and pCO2 in the atmospheric air compared to those in the alveolar air?

(i) pO2 lesser, pCO2 higher

(ii) pO2 higher, pCO2 lesser

(iii) pO2 higher, pCO2 higher

(iv) pO2 lesser, pCO2 lesser

Q 6 | Page 277

Explain the process of inspiration under normal conditions.

Q 7 | Page 277

How is respiration regulated?

Q 8 | Page 277

What is the effect of pCO2 on oxygen transport?

Q 9 | Page 277

What happens to the respiratory process in a man going up a hill?

Q 10 | Page 277

What is the site of gaseous exchange in an insect?

Q 11 | Page 277

Define oxygen dissociation curve. Can you suggest any reason for its sigmoidal pattern?

Q 12 | Page 277

Have you heard about hypoxia? Try to gather information about it, and discuss with your friends.

Q 13.1 | Page 277

Distinguish between IRV and ERV

Q 13.2 | Page 277

Distinguish between Inspiratory capacity and expiratory capacity.

Q 13.3 | Page 277

Distinguish between Vital capacity and Total lung capacity

Q 14 | Page 277

What is Tidal volume? Find out the Tidal volume (approximate value) for a healthy human in an hour.

NCERT Biology Class 11

Biology Textbook for Class 11

NCERT solutions for Class 11 Biology chapter 17 - Breathing and Exchange of Gases

NCERT solutions for Class 11 Biology chapter 17 (Breathing and Exchange of Gases) include all questions with solution and detail explanation from Biology Textbook for Class 11. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has created the CBSE Biology Textbook for Class 11 solutions in a manner that help students grasp basic concepts better and faster.

Further, we at shaalaa.com are providing such solutions so that students can prepare for written exams. These NCERT textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Class 11 Biology chapter 17 Breathing and Exchange of Gases are Respiratory Organs, Respiratory Organs - Human Respiratory System, Mechanism of Breathing, Exchange of Gases, Transport of Gases - Transport of Oxygen, Regulation of Respiration, Respiratory Volumes and Capacities, Disorders of Respiratory System, Introduction of Breating and Exchange of Gases, Breating and Exchange of Gases (Questions), Transport of Gases - Transport of Carbon Dioxide.

Using NCERT solutions for Class 11 Biology by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in NCERT Solutions are important questions that can be asked in the final exam. Maximum students of CBSE Class 11 prefer NCERT Textbook Solutions to score more in exam.

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