NCERT Class 11 Home Science Human Ecology and Family Sciences Part I: Chapter 1 — Introduction
This chapter introduces Human Ecology and Family Sciences (HEFS) as an interdisciplinary field. It explains the dual meaning of 'ecology' and its application to human relationships with their environment, including physical, economic, social, and psychological elements. The significance of the family as a social unit and its role in nurturing individuals is highlighted. The chapter traces the evolution of HEFS from Home Science in India, emphasizing its origins in the early 20th century with institutions like Lady Irwin College. It aims to clarify that HEFS is not solely about domestic tasks but an empowering discipline focused on enhancing the quality of life for individuals and families, moving beyond traditional gender associations. The curriculum pays special attention to adolescence as a critical life stage.
Quick info
| Board | CBSE / NCERT |
|---|---|
| Class | Class 11 |
| Subject | Home Science |
| Book | Human Ecology and Family Sciences Part I |
| Chapter | Chapter 1 — Introduction |
| Language | English |
| PDF type | NCERT Textbook |
| Session | CBSE 2026 |
| Reading time | 4 minutes |
| Word count | 799 |
Learning outcomes
- Define Human Ecology and Family Sciences (HEFS).
- Understand the relationship between humans and their environment.
- Recognize the role of the family in individual development.
- Trace the historical evolution of Home Science to HEFS in India.
- Appreciate the interdisciplinary nature of HEFS.
Vocabulary
| Word | Meaning |
|---|---|
| Ecology | The branch of biology dealing with the relations between living organisms and their environment, or the complex of relationships between an organism and its environment. |
| Human Ecology | The study of human beings in relation to their environment. |
| Family Sciences | The study of the family as a central social unit and its role in individual development. |
| Interdisciplinary | Involving or drawing upon knowledge from two or more different fields of study. |
| Adolescence | The period of transition in life between childhood and adulthood. |
| Nurtured | Cared for and encouraged to grow or develop. |
| Synergistic | Involving or producing synergy; characterized by the interaction of elements that when combined produce a total effect that is greater than the sum of the individual elements. |
| Nomenclature | The devising or choosing of names for things, especially in a science or other discipline. |
| Vanguard | A group of people leading the way in new developments or ideas. |
| Empower | Give (someone) the authority or power to do something; make (someone) stronger and more confident, especially in controlling their life and claiming their rights. |
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Practice questions
- What are the two definitions of 'ecology' mentioned in the chapter? Answer: Firstly, it's a branch of Biology dealing with relations between living organisms and their environment. Secondly, it's the complex of relationships between an organism and its environment.
- Why is the term 'Human' placed before 'Ecology' in the subject title? Answer: Because in this context, the 'living organism' being studied is the human being.
- What is the significance of the 'Family Sciences' segment in the subject title? Answer: It highlights the central role of the family in nurturing individuals and its importance as a social unit.
- When and where was Lady Irwin College established, and why? Answer: Lady Irwin College was established in Delhi in 1932 to promote women's education and serve home and society, aiming to remove social and educational inequalities.
- What was the initial intention behind Home Science education? Answer: It was intended to be an interdisciplinary field to empower students to enhance their own quality of life and that of others, not just about domestic tasks.
Practice MCQs
Q1. What does 'Human Ecology and Family Sciences' primarily study?
Explanation: The chapter defines Human Ecology and Family Sciences as the study of human beings in relation to their environment and the family context.
Q2. Which period of life receives particular attention in the Class XI curriculum of HEFS?
Explanation: The chapter explicitly states that particular attention has been paid to the stage of adolescence as a turning point in life.
Q3. Lady Irwin College was established in:
Explanation: The text mentions that Lady Irwin College was set up in 1932.
Q4. The subject HEFS aims to move away from the traditional association of Home Science with:
Explanation: The chapter notes that the label Home Science became associated with learning culinary skills, laundry, and child-care, which HEFS seeks to broaden.
Q5. Who were some of the eminent women associated with the establishment of Lady Irwin College?
Explanation: The text specifically names Sarojini Naidu, Rajkumari Amrit Kaur, and Kamaladevi Chattopadhyay as being in the vanguard of the movement and establishing Lady Irwin College.
Frequently asked questions
What is Human Ecology and Family Sciences (HEFS)?
HEFS is an interdisciplinary subject that studies human beings in relation to their environment and the family, focusing on enhancing quality of life.
How does HEFS differ from traditional Home Science?
HEFS aims to be a broader, interdisciplinary field empowering individuals, moving beyond the traditional association of Home Science with domestic tasks like cooking and laundry.
Why is the family considered important in HEFS?
The family is central as it nurtures children, helps them develop identities, and is a critical social unit within society.
What is the significance of studying adolescence in this subject?
Adolescence is a crucial turning point in life, and understanding how adolescents develop and the resources that play a role in their lives is a key focus.
When was Lady Irwin College established and what was its purpose?
Lady Irwin College was established in Delhi in 1932 to promote women's education and serve home and society by removing educational inequalities.
What does the 'ecology' in 'Human Ecology' refer to?
It refers to the complex relationships between human beings and their environment, encompassing physical, economic, social, and psychological elements.
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NCERT Class 11 Home Science — Human Ecology and Family Sciences Part I — Chapter 1 — Introduction. Verified by NCERT Help Editorial Team. Reviewed on 29 Jul 2026. Last updated 10 Aug 2026.