NCERT Books for Class 11 Biology Chapter 22 - Chemical Coordination and integration - Free PDF Download

Biology Chapter 22- Chemical Coordination and integration is an important Chapter for students of Class 11. The Chapter covers a number of crucial topics and concepts that the students must be familiar with. 

The Chapter begins with a short introduction emphasizing on the significance of studying this Chapter in detail. It is then followed by the first heading of the Chapter- Endocrine glands and hormones.

Students will be able to understand that although the neural system is responsible for the point-to-point coordination among organs but for some specific cellular functions, a special kind of coordination and integration is provided which involves the usage of hormones. 

In addition, the Chapter focuses on the endocrine glands and how the human endocrine system, combined with the neural system performs its role in regulating the physiological functions of the body. 

Sections of Biology Chapter 22- Chemical Coordination and Integration

• 22.1 Endocrine glands and hormones

• 22.2 Human Endocrine System

• 22.3 Hormones by Heart, kidney and Gastrointestinal tract

• 22.4 Mechanism of Hormone Action

In broader terms, the Chapter covers 4 major headings. The first heading- 'Endocrine glands and hormones' is a relatively short topic as you will start proceeding with the Chapter. Students will learn the definitions of 'Endocrine glands', 'hormones' and so on. You will find these terms useful from an examination point of view. 

The next heading covers detailed information about the 'Human Endocrine system'. This heading further consists of 10 subheadings. Through this topic, students will get a brief account of the structure and functions of all major endocrine glands and hypothalamus of the human body. 

As the students will cover these two important headings from NCERT Class 11 Biology textbook, they will be able to answer all the questions related to the endocrine glands and the hormones released by them. Under the next heading- ' Hormones of heart, kidney and gastrointestinal tract, the students will learn that In addition to endocrine glands, hormones are also released by some other tissues. You will learn about these tissues and their functions in detail. 

This heading is followed by another important concept. It covers all the details regarding- Mechanism of hormone action. Students will learn the particular effects that hormones produce on the target issues. NCERT book involves a clear diagram on this topic. It makes it easy for you to understand and support your answer with the help of this diagram. 

The Chapter ends by providing a brief summary of Chapter 11. Students can refer to it for revising important points and taking a quick look at it before their exams. 

List of Questions in Biology Class 11 Chapter 22- Chemical coordination and integration

• Question 1- 3 parts

• Question 2- Diagram

• Question 3- 12 parts

• Question 4- 5 parts

• Question 5- 6 parts

• Question 6- 6 parts

• Question 7- 3 parts

• Question 8

• Question 9- Match the following
  
  

Benefits of Referring to NCERT Book For Class 11 Biology

NCERT textbooks are considered to be one of the most basic books that each student is advised to refer to for the exams. These books use simple language to cover complex topics. Look at the points below to know some of the major benefits it holds. 

• The NCERT textbooks differentiate all the headings and other useful definitions with specific colors and fonts. It also highlights the important points in the Chapter which makes it easier for the students to carry their revision before the examination.

• Every concept and topic is supported by the appropriate diagrammatic representation. The diagrams are neatly labeled and give a third-dimensional view of all the topics included with them. 

• At the beginning of each Chapter, the NCERT books give a short yet useful introduction. It will make it easy for you to hold an idea before you actually go through the Chapter in detail. 

• It contains exercises at the end of every Chapter. These exercises are carefully designed by the experts and make the students familiar with the pattern of the exams. 

• NCERT textbooks consist of a brief summary at the end of each Chapter. This summary has proved to be very useful for the students who like to have a quick revision before their exams.