NCERT Class 11 Home Science Human Ecology and Family Sciences Part II: Chapter 1 — Nutrition, Health and Well-being
This chapter, 'Nutrition, Health and Well-being,' from NCERT's Class 11 Home Science textbook (Human Ecology and Family Sciences Part II), focuses on the critical aspects of children's health and nutrition. It revisits the concepts of food, nutrition, and the stages of child development, emphasizing that children's nutritional needs vary with their growth rate and stage. The chapter highlights the severe consequences of nutritional deficiencies during rapid physical and mental development, which can lead to lifelong impairments. Conversely, adequate nutrition is crucial for children to reach their full potential. It aims to equip learners with the knowledge to plan balanced meals, understand food habits, identify common health and nutrition-related problems in children, and recognize the importance of the immunization schedule, thereby promoting the overall well-being of children within the CBSE curriculum.
Quick info
| Board | CBSE / NCERT |
|---|---|
| Class | Class 11 |
| Subject | Home Science |
| Book | Human Ecology and Family Sciences Part II |
| Chapter | Chapter 1 — Nutrition, Health and Well-being |
| Language | English |
| PDF type | NCERT Textbook |
| Session | CBSE 2026 |
| Reading time | 2 minutes |
| Word count | 343 |
Learning outcomes
- Describe the nutritional needs of children at different developmental stages.
- Plan balanced meals for children.
- Discuss children's food habits.
- Identify important health and nutrition-related problems in children.
- Describe the immunization schedule.
Vocabulary
| Word | Meaning |
|---|---|
| Nutrition | The process by which we obtain nutrients and metabolise them for growth, repair, and well-being. |
| Metabolise | To process nutrients for growth, repair, and well-being. |
| Nutrients | Substances in food that provide nourishment essential for growth and the maintenance of life. |
| Impairments | Weaknesses or damage that make it difficult for someone to do things normally. |
| Disabilities | Conditions that make it difficult for a person to do certain activities compared to most people. |
| Development | The process of growing or causing something to grow or become more advanced. |
| Immunisation | The process by which a person is made immune to an infectious disease, typically by the administration of a vaccine. |
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Practice questions
- What is nutrition? Answer: Nutrition is the process by which we obtain nutrients and metabolise them for growth, repair, and well-being.
- Why are nutritional needs of children dependent on their stage of development? Answer: Children grow continuously, and their nutritional needs depend on their rate of growth, body weight, and how effectively nutrients are utilised at each stage of development.
- What can happen if a child experiences nutritional deficiency during rapid development? Answer: Nutritional deficiency during rapid physical and mental development can result in lifelong impairments and disabilities.
- What is the role of adequate nutrition for children? Answer: Adequate nutrition ensures that children grow to their full potential.
Practice MCQs
Q1. Nutrition is defined as:
Explanation: Nutrition is the process by which organisms obtain nutrients and metabolise them for growth, repair, and well-being.
Q2. Which factor influences a child's nutritional needs?
Explanation: Children's nutritional needs depend on their rate of growth, body weight, and how effectively nutrients are utilised at each stage of their development.
Q3. What can result from nutritional deficiency during rapid childhood development?
Explanation: Nutritional deficiency during the rapid physical and mental development of children can lead to lifelong impairments and disabilities.
Q4. Adequate nutrition in children helps them to:
Explanation: Adequate nutrition is essential for children to achieve their full growth and developmental potential.
Q5. The unit 'Childhood' in the textbook addresses issues related to:
Explanation: The book addresses adolescent years first to help adolescents understand their own issues before grasping concerns related to childhood and adulthood.
Frequently asked questions
What is the main theme of Unit III of the textbook?
The main theme of Unit III is 'Childhood', focusing on critical concerns of children regarding their health, nutrition, education, and clothing.
Why does the book discuss adolescence before childhood?
The book addresses adolescent years first because understanding issues about oneself as an adolescent makes it easier to grasp the issues concerned with the stage of childhood and later adulthood.
What is the definition of nutrition provided in the chapter?
Nutrition is defined as 'food at work', a process by which we obtain nutrients and metabolise them for growth, repair, and well-being.
How do children's nutritional needs vary?
Children's nutritional needs depend on their rate of growth, body weight, and how effectively the nutrients are utilised at each stage of their development.
What are the potential consequences of nutritional deficiency in children?
Nutritional deficiency during the rapid physical and mental development of children can result in lifelong impairments and disabilities.
What is the significance of adequate nutrition for children?
Adequate nutrition ensures that children grow to their full potential and promotes overall well-being.
Related resources
Important topics
Topics covered
NCERT Class 11 Home Science — Human Ecology and Family Sciences Part II — Chapter 1 — Nutrition, Health and Well-being. Verified by NCERT Help Editorial Team. Reviewed on 29 Jul 2026. Last updated 10 Aug 2026.