NCERT Solutions for Class 11

NCERT Solutions for Class 11 Biology Chapter 16 Free PDF Download

NCERT Solutions for Class 11 Biology for Chapter 16: Digestion and Absorption

NCERT Solutions for Class 11 Biology for Chapter 16 explains every detail and all the topic of the chapter in-depth. Moreover, the solutions are in simple language and contain all the relevant study material. Also, due to easy language students can easily understand the meaning of each keyword without any difficulty. For a clearer and better understanding of the chapter refer to NCERT Solutions.

Taking exams and tests one after another is not going to make you learn anything until you grasp the concept of the chapter.
These NCERT Solutions for Class 11 Biology for Chapter 16 will help you in your exam preparation. Moreover, the study material is prepared by our team of professionals will guide you in it. As a result, it will increase your knowledge and learning abilities.

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CBSE Class 11 Biology Chapter 16 Digestion and Absorption NCERT Solutions

Digestion refers to the conversion of complex food in a simpler form so that the body can absorb it to produce energy from it. While absorption refers to the process of absorbing required minerals from the food into the bloodstream.

Sub topics covered under NCERT Solutions for Class 11 Biology Chapter 16

16.1 Digestive System

This topic is further divides into various parts but, this topic defines that digestive system consists of the alimentary canal and related glands.

16.1.1 Alimentary Canal- This topic defines what is elementary canal and from where it starts and ends in the body. After that, in the topic the various functions that different parts and organs perform during digestion. Moreover, these parts and organs include Teeth, Oesophagus, Liver, Gall bladder, Stomach, Intestine, and many more organs. Besides, the chapter describes all these things completely.

16.1.2 Digestive Glands- Mainly this gland includes liver, pancreas, and salivary gland. Moreover, the topic describes all these glands and their functions completely.

16.2 Digestion of Food

This topic describes that the process of digestion is completed by a chemical and mechanical process. Also, the topic tells how different cavities and glands help indigestion.

  • Chyme- It is the process of storing the food by the stomach in it for 4-5 hours. After that, it churns and mixes gastric juice in it.
  • Goblet Cells- It refers to that intestinal wall which secretes Mucus.

Apart from this, there are several chemical reactions which tell how the body derive various minerals and elements from food.

16.3 Absorption of Digested Products

It refers to the end process by which digested food passes through the intestinal mucosa into the bloodstream.

Facilitated transport- It refers to the process of absorption of glucose and amino acid in the bloodstream by a carrier protein.

After that, there is a summary of which organ or part (mouth, stomach, small intestine, and large) absorb which thing.

16.4 Disorders of Digestive System

This topic describes the various abnormalities that the stomach has to face because of tapeworm, hookworm, roundworm, threadworm, and pinworm, etc.

  • Jaundice- It’s a liver infection in which the eyes turn yellow due to bile pigment.
  • Vomiting- It’s a stomach infection in which the food and other intake come out through the mouth.
  • Diarrhea- It’s an abnormality of bowel in which the frequency of movement and liquidity increases.
  • Constipation- In it the bowel movement is irregular and the faeces are retained within the colon.
  • Indigestion- In it, the food is not completely digested which lead to a feeling of a full stomach. Moreover, its causes are inadequate enzyme secretion, food poisoning, anxiety, spicy food, and overeating.

PEM- Protein-Energy Malnutrition (PEM) affects the population during the time of famine, political turmoil, and drought.

Summary- Sums up all the content of the chapter in two-three paragraphs for easier understanding.

You can download NCERT Solutions for Class 11 Biology Chapter 16 PDF by clicking on the button below.

ncert solutions for class 11 biology chapter 16 pdf download

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