Social Structure, Stratification and Social Class 11: NCERT Sociology Chapter 1 PDF

This page is for the first chapter of the NCERT Class 11 Sociology textbook Understanding Society: “Social Structure, Stratification and Social Processes in Society”. It runs for about 20 printed pages.

That chapter is where Class 11 students first meet social structure, stratification and social class 11 — how society is patterned, how inequality is built into that pattern, and how cooperation, competition and conflict grow out of both. The official NCERT chapter PDF is right here.

This is the official NCERT edition of Understanding Society, the textbook used in Class 11 Sociology. The PDF keeps the printed book’s page numbers, so every citation on this page points to the same place in your copy.

You can download the Social Structure, Stratification and Social Class 11 NCERT chapter PDF straight from ncert.nic.in — the official file, ready to read on any device or print for revision.


What the chapter holds Count Where it is used
Printed pages 20
Figures with NCERT captions 1
Exercise questions 6 answered in our NCERT Solutions
Activities 10
Official NCERT PDF Download the chapter PDF the chapter exactly as NCERT publishes it

Chapter at a Glance: What Is Inside the PDF

The table below shows what the PDF holds — sections, activities, figures and exercise questions — so you know the file’s size before you open it.

The PDF’s page numbers match the printed book, so a citation like (NCERT, p. 9) works in both.

What This Chapter Covers: Structure, Stratification and the Social Processes

This route map follows the chapter in order, with the page where each part begins, so you can jump straight to what you need. It is a map, not a summary.

Section Starts on What you will have understood
Introduction p. 1 C. Wright Mills’ sociological imagination — the interplay between an individual’s biography and society’s history — and why the chapter asks how far structure constrains the individual
Social Structure and Stratification p. 2 Structure as patterned behaviour, the building metaphor and its limits, and the three forms of advantage
Two Ways of Understanding Social Processes in Sociology p. 6 How functionalist and conflict perspectives read cooperation, competition and conflict differently
Cooperation and Division of Labour p. 10 Durkheim’s mechanical and organic solidarity; Marx on enforced cooperation and alienation
Competition as an Idea and Practice p. 12 Why competition became dominant with capitalism, and why its ideology assumes an equal basis that stratification contradicts
Conflict and Cooperation p. 14 Conflict as a clash of interests; covert conflict and overt cooperation; Land Conflicts (p. 16) and the Bhoodan–Gramdan study
Conclusion p. 17 How structure and stratification shape the three processes, which co-exist, overlap and sometimes conceal each other
Glossary p. 18 Formal definitions of the chapter’s key terms
Exercises p. 19 Application questions on cooperation, conflict and competition
References p. 19 The studies and thinkers the chapter draws on, from Durkheim to Oommen

Social Structure, Stratification and Social Class 11: Key Concepts

These concepts are the chapter’s working tools. Once you hold them, cooperation, competition and conflict stop looking like universal human instincts and start looking like outcomes of where people sit in the social pattern.

Social Structure, Social Reproduction and the Building Metaphor

This is the chapter’s opening idea: society is not a random assortment of events but a pattern, and the pattern is kept alive by people acting.

Social structure refers to the regularities in how people behave and in the relationships they have with one another. The social environment is organised, or arranged, in particular ways; it is not a random jumble of actions (NCERT, p. 2).

The building metaphor from Giddens helps up to a point: a building has walls, a floor and a roof that give it shape, and societies have a similar shape (NCERT, p. 2).

But the metaphor misleads if applied too strictly. Social structures are made of human actions and relationships, and what patterns them is repetition across time and space (NCERT, p. 2).

That repetition is social reproduction. A school’s admission procedures, codes of conduct, daily assemblies and even its anthem repeat year after year; a family’s marriage practices, duties and expectations do the same. Old members leave, new members enter, and the institution goes on — although changes happen within it too (NCERT, pp. 2-3).

The chapter’s picture of society: a building being reconstructed at every moment by the very bricks that compose it. People reproduce the structure even while introducing changes (NCERT, p. 3).

Social Constraint and Human Agency

This is the chapter’s central tension: how much of what you do is decided by society, and how much is decided by you?

Social constraint is the conditioning influence that groups and societies exert on our behaviour (NCERT, p. 18). Durkheim gave it its classic form: society is external to the individual and has a “firmness” or “solidity” comparable to the material environment (NCERT, p. 4).

His analogy is a room with several doors. The placing of walls and doors defines your routes of exit and entry; social structure similarly sets limits on what you can do as an individual, and it is external to you (NCERT, p. 4).

In his famous statement, the duties of a brother, husband or citizen are “defined in law and custom” and exist before the individual does (NCERT, p. 5).

Marx accepted constraint but stressed human creativity, or agency: human beings make history, but not in conditions of their choosing. They act within the constraints and possibilities of their historical situation — and that action can both reproduce and change social structure (NCERT, p. 5).

Social Stratification and the Three Forms of Advantage

If structure is the pattern of behaviour, stratification is the pattern of inequality. Both press on the same individual.

Social stratification means structured inequalities between groups in their access to material or symbolic rewards (NCERT, p. 5). Inequality is not random: it is linked to membership in social groups, and privileged groups usually pass their position to their children, so the pattern tends to persist across generations (NCERT, pp. 5-6).

Modern societies show wide differences in wealth and power. Class divisions are the most evident base of stratification, but race and caste, region and community, tribe and gender also continue to matter (NCERT, pp. 5-6).

Privileged groups can enjoy three basic forms of advantage, distributed unequally (NCERT, p. 6):

Form of advantage What it covers Example
Life Chances Material advantages that improve quality of life: wealth, income, health, job security, recreation A family with a steady salary and health insurance absorbs a big hospital bill; a daily-wage household slips into debt for the same treatment
Social Status Prestige, or high standing, in the eyes of other members of society A retired teacher with modest income is invited to lead community functions because the neighbourhood grants the position respect
Political Influence The ability of one group to dominate others, or to shape and benefit from decision-making A large landowning family’s members sit on panchayat committees and steer which village roads get built and where the water tank goes

The rest of the chapter shows these advantages in action. They shape who can cooperate, who must compete, and who dares to conflict (NCERT, p. 6).

Mechanical and Organic Solidarity

Durkheim’s two forms of cooperation both hold societies together — but by opposite means (NCERT, p. 10).

Durkheim argued that society’s moral force tempers the “brutal action of the struggle for existence”. Wherever there are societies, there is altruism, because there is solidarity (NCERT, p. 10).

In pre-industrial societies, cohesion rests on mechanical solidarity — sameness. Members live similar lives, with little specialisation, and are bound by shared beliefs and a common conscience.

In industrial societies, cohesion rests on organic solidarity — interdependence. As people specialise, they depend on one another: a worker in a garment factory cannot survive without other specialised workers supplying basic needs (NCERT, pp. 10-11).

Mechanical solidarity Organic solidarity
Basis of cohesion Sameness — shared beliefs and sentiments, a common conscience Division of labour and the interdependence it creates
Role of division of labour Minimal, beyond tasks of age and sex Central — specialised members need one another
What binds members Shared experience and common consciousness Mutual dependence on each other’s goods and services
Type of society Pre-industrial and traditional Industrial and complex

Memory hook: mechanical parts are identical and interchangeable; organic organs are different but each needs the others. If members are joined by being alike, it is mechanical; if joined by needing each other, it is organic.

Enforced Cooperation and Alienation

One of the chapter’s most important moves: cooperation is not always voluntary, and what looks like harmony can rest on a buried conflict.

Marx argued that in a class society, cooperation born of the division of labour is not voluntary. It has come about “naturally”, so it confronts individuals not as their own united power but as an alien force outside them (NCERT, pp. 11-12).

That loss of control is alienation: workers lose control over the content of the labour task and over its products (NCERT, p. 12). A weaver or potter shaping a whole object keeps that control; a factory worker whose whole task is pulling a lever all day loses it.

In such a situation, cooperation is enforced (NCERT, p. 12).

The chapter’s evidence is a study of women’s attitudes to property in their natal (birth) family. A significant share of women — 41.7 per cent — said they would not claim their share of natal property in case it soured relations with their brothers and cost them a welcome in their natal homes (NCERT, p. 9).

A woman who demands her share is cast as the greedy shrew, the “hak lene waii” (NCERT, p. 10). The cooperation here — renouncing property to keep family peace — is enforced by norms, not freely chosen.

Functionalists call the settled outcome accommodation: compromise and co-existence despite conflict (NCERT, p. 10). Amartya Sen makes the same point about the family: members must appear overtly cooperative even when substantial conflicts of interest exist (NCERT, p. 15).

The difference matters: genuine cooperation rests on mutual benefit; enforced cooperation rests on norms, sanctions or the fear of losing security. Accommodation is what a functionalist calls the visible surface when conflict stays unexpressed (NCERT, p. 10).

Competition, Capitalism and the Equal-Basis Critique

Why the chapter refuses to call competition “human nature”.

The evidence is a school teacher’s anecdote from a remote area in Africa. She assumed children would rejoice at a race where the winner got a chocolate; instead the suggestion caused anxiety and distress, because the children disliked a game with “winners” and “losers”. Fun meant a cooperative, collective experience (NCERT, pp. 12-13).

The sociological move is to refuse naturalist explanations. Sociology explains cooperation, competition and conflict through the actual social structure, not through an assumed universal human nature (NCERT, p. 6).

Competition became the dominant value with capitalism. Its underlying assumptions are expansion of trade, division of labour, specialisation and rising productivity, all fuelled by rational individuals in free competition, each maximising profit (NCERT, p. 13).

Competition is therefore the dominant ideology of capitalism: the market is said to reward the most efficient firm, the best students and the best jobs — where “best” means greatest material reward (NCERT, p. 13).

J.S. Mill described modern competition as “the fight of all against all, but at the same time it is the fight for all” — economic competition aimed at maximum output at minimum cost (NCERT, p. 13).

The critique: this ideology assumes individuals compete on an equal basis. But stratification places people unequally from the start. If the greater number of children in India never go to school, or drop out early, they are not competing badly — they remain out of the competition entirely (NCERT, p. 14).

Covert Conflict and Overt Cooperation

The chapter’s hardest idea: a conflict can be real without ever appearing as a clash.

The term conflict means a clash of interests over scarce resources. Its bases vary — class, caste, tribe, gender, ethnicity or religious community — and its scale and nature differ (NCERT, p. 14).

Conflicts are not new; they change form. Social change and the assertion of democratic rights by disadvantaged groups make conflict visible, but visibility is not the same as newness. As Srinivas put it, the old order was not conflict-free and “perpetrated inhuman cruelties” on vast sections of the population (NCERT, p. 15).

An overt peasant movement is the open expression of a deep-rooted conflict over land. But the absence of a movement does not imply the absence of a conflict (NCERT, p. 15).

Studies of households find covert conflict and overt cooperation are common. Women often acquiesce to discriminatory intra-household distribution to secure their own longer-term safety, and maternal devotion may be biased towards sons — an investment in allies and insurance against an uncertain future (NCERT, p. 16).

Where women resist, the resistance tends to be covert: trusted relatives running small businesses, secret lending and borrowing, quiet negotiation around the meanings of purdah and motherhood (NCERT, p. 16).

Technology can also change the need for cooperation. Lifting water with a Charas, an indigenous device, needs two pairs of bullocks and four men, so peasants borrow bullocks and labour from kin and neighbours — cooperation from necessity.

A Rehat (Persian wheel) needs only one pair of bullocks and one person, but it requires heavier capital. As technology grows more efficient, the necessity of cooperation in irrigation falls (NCERT, pp. 16-17).

The Doli Photograph: Cooperation That Conceals Conflict


This photograph sits on page 9, inside the study of women’s attitudes to property in their natal family. The chapter placed it there deliberately: it is the visible, accepted face of a norm that conceals a deeper inequality.

A doli palanquin carrying a bride to the groom’s house at marriage, the photograph beside the chapter’s study of women renouncing natal property
Bride leaving for groom’s house in a ‘Doli’ (NCERT, p. 9). Source: NCERT

The doli carries the bride out of her natal home at marriage — the culturally approved moment of a daughter leaving to belong to her husband’s family. Inside that role, a daughter who later demands her share of natal property is the one who disturbs the peace (NCERT, p. 10).

Read sociologically, renouncing property is cooperation on the surface. Underneath sits a conflict — between a woman’s right to property and her need to stay welcome in her natal family — that is never openly expressed. A functionalist would call the settled outcome accommodation (NCERT, p. 10).

That is why the photograph belongs here. What looks like a scene of natural, willing cooperation is in fact the accepted ritual form of a bargain many women do not feel free to refuse.

Key Terms From the Chapter Glossary, Explained

The chapter closes with a formal glossary (NCERT, p. 18). These are its terms in plainer words, each with a memory hook, so you can revise the definitions quickly.

Term Meaning in plain words Memory hook
Altruism Acting to benefit others without selfishness or self-interest Sounds like “alter” — other-first
Alienation Marx: workers’ loss of control over the content of labour and over its products The worker is alien to their own work
Anomie Durkheim: a condition of normlessness, where conduct loses social guidance “A-nomy” — without norms
Capitalism An economic system of privately owned means of production, organised for profit, using waged labour Owners and wages, profit at the centre
Division of Labour Specialisation of work tasks combined within one production system Each person does a piece of the whole
Dominant Ideology The ideas, treated as everyone’s, that justify the interests of dominant groups The powerful group’s ideas become shared assumptions
Individualism Ways of thinking centred on the self-reliant individual, not the group “I” before “we”
Laissez-faire Liberalism A political-economic approach of non-interference by government; free markets and property owners “Let it be” — the state does not interfere
Mechanical Solidarity Cohesion from sameness in societies with little division of labour Identical machine parts
Modernity The distinct, complex social processes of the 18th-19th centuries that broke from traditional living The world of industry, markets and cities
Organic Solidarity Cohesion from interdependence among specialised members Body organs — different, but each needs the others
Social Constraint The conditioning influence groups and societies exert on behaviour Society’s walls
Structures Constructed frameworks and patterns of organisation that constrain or direct behaviour The frame that shapes action

The pairs that confuse students most: mechanical vs organic solidarity (sameness vs interdependence), altruism vs alienation (other-first vs estrangement from work), and social constraint vs agency (society’s limits vs human creativity).

Common Mistakes Students Make With This Chapter

This chapter repeatedly warns against common-sense explanations, so its own warnings tell you where a reader is likely to slip. These are the confusions to avoid.

Confusion Correct rule How to check yourself
Treating the building metaphor literally Structures are made of human actions and are being rebuilt constantly; they can change (NCERT, p. 2) Ask: can this structure change? If you answered “no, it is fixed like a wall”, the metaphor has misled you
Assuming cooperation is always voluntary and good Cooperation can be enforced and can conceal conflict — women’s natal property, Sen on the family (NCERT, pp. 9-10, 15-16) Ask: who cannot refuse this cooperation? What would happen if they tried?
Assuming competition is just human nature The chocolate-race anecdote shows children who found winner/loser games distressing; competition rose to dominance with capitalism (NCERT, pp. 12-13) Ask: have all societies competed for prizes? If another arrangement is imaginable, competition is historical, not instinctive
Assuming conflict is new, or that it exists only when visible Conflicts change form; an absent movement does not mean an absent conflict (NCERT, p. 15) Ask: was the “peaceful old order” really conflict-free? What was silenced?
Mixing up mechanical and organic solidarity Mechanical = cohesion from sameness; organic = cohesion from interdependence (NCERT, pp. 10-11) Hook: identical machines vs organs that need each other

What the In-Chapter Activities Actually Ask You to Do

The in-chapter activities are self-checks: each one takes a concept and asks you to apply it to your own life. If you can answer them in your own words, you have understood the chapter.

Activity Page Concept it tests What it asks you to do
1 p. 4 Structure and reproduction Ask elders how families and schools have changed and stayed the same; describe your family’s structure
2 p. 5 Constraint and agency Find examples of people constrained by structure, and of people defying and transforming it
3 p. 6 The three processes Identify cooperation, competition and conflict in your everyday life
4 p. 9 Enforced cooperation Discuss whether women are cooperating, or refusing conflict because of normative compulsion
6 p. 13 Unequal competition Collect arguments on reservation and school drop-out data; discuss them through cooperation, competition and conflict
7 p. 14 Competition as a value Debate whether competition is a necessary social good; write how it affects different students
9 p. 14 Bases of conflict List conflicts in the world today and compare their causes
10 p. 17 Power and resources Read the land-conflict account; identify the social groups and the role of power and access to resources

Notice what the activities share: none of them asks for a definition from memory. Each one supplies a situation — your family, your school, today’s news — and asks you to read it sociologically.

How to Use This Chapter for Exams

The chapter’s organising question — to what extent is the individual constrained by, and free of, social structure — is the thread every section pulls (NCERT, p. 2). It opens with C. Wright Mills’ sociological imagination: the interplay between an individual’s biography and society’s history (NCERT, p. 1).

The exercises at the end of the chapter test that thread from different angles. The table maps each exercise to the concept it tests and suggests an approach for a full answer.

Exercise Concept it tests Approach for a full answer
1. Tasks that demand cooperation (agriculture or industry) Division of labour and interdependence Contrast a task done alone with one needing many specialised hands; show how interdependence makes cooperation necessary (NCERT, pp. 10-11)
2. Is cooperation always voluntary or enforced? Enforced cooperation; sanctions vs norms Define both kinds of cooperation; use the women’s natal property study; discuss whether sanctions or the strength of norms secure cooperation (NCERT, pp. 9-10, 15-16)
3. Examples of conflict in Indian society Bases and causes of conflict Choose two conflicts, name the groups, and trace each to a clash of interests over scarce resources (NCERT, p. 14)
4. How conflicts get resolved Accommodation and resolution Use examples of compromise and co-existence despite conflict; a village land meeting or an intra-family settlement works well (NCERT, pp. 10, 14-15)
5. A society without competition Competition as historical Argue that competition rose with capitalism, not human nature; cite the chocolate-race anecdote and the unequal-basis critique (NCERT, pp. 12-14)
6. Is modern society more competitive? Sociological vs nostalgic explanation Gather elders’ accounts; explain changes through structure and the growth of capitalism, not through “human nature” — and note the old order was not conflict-free (NCERT, p. 15)

A full answer to any of these needs two parts: the concept stated in your own words, and an example from the chapter — the property study, the race anecdote or the land study — that shows you can apply it.

The chapter leans on Introducing Sociology. Three areas are worth revising before you start: social stratification (pages 28-35 of that book), culture and socialisation (pages 72 and 78-79), and common sense versus sociological knowledge (pages 7-8).

The chapter also borrows the women’s property study from pages 41-46 of the earlier book and the school drop-out discussion from pages 57-59. Those pages supply evidence for the exercises on cooperation and on conflict.

For a quick revision of the earlier book’s opening chapter, see our Class 11 Sociology notes on terms, concepts and their use in sociology.

Textbook contents and the examinable syllabus are not always identical — check the current official syllabus.

Quick Recap: The Chapter’s Main Argument

This is the chapter’s chain of reasoning, compressed from its Conclusion (NCERT, p. 17) into the points below.

  • Society shows patterned regularities in behaviour and relationships — that pattern is social structure (NCERT, p. 2).
  • Inequality is also patterned, not random, and it tends to persist across generations — that is social stratification (NCERT, pp. 5-6).
  • Every individual is located in both, so people have different levels and types of access to social resources (NCERT, p. 1).
  • Cooperation, competition and conflict are shaped by that location in structure and stratification (NCERT, p. 2).
  • The three processes co-exist, overlap and sometimes conceal each other (NCERT, p. 17).
  • Cooperation can be enforced and is not always voluntary; it can serve to conceal conflict (NCERT, p. 12).
  • Competition is a historical idea that became dominant with capitalism, not a fact of human nature (NCERT, pp. 12-13).
  • Conflict is universal but changes form, and it appears openly only sometimes (NCERT, p. 15).
  • Technology and capital can reduce the need for cooperation, as the Charas–Rehat comparison shows (NCERT, pp. 16-17).
  • Humans also act to modify the structures and stratification that constrain them (NCERT, p. 6).

This listing is maintained for the 2026-27 academic session using the NCERT textbook information available to us. NCERT remains the authority for confirming the latest edition.

Chapter 1 is the doorway to the rest of Understanding Society. The chapters that follow trace social structure through rural and urban India, the relationship between environment and society, and the western and Indian thinkers who built these ideas.

The Class 11 Sociology NCERT book page lists both books for the subject — Understanding Society and Introducing Sociology — while the Class 11 NCERT books hub holds every subject’s book pages.

The natural next step after this chapter is Chapter 2, on social change and social order in rural and urban society.

For revision support, work through the Class 11 Sociology notes hub, the wider Class 11 CBSE notes, or start from the CBSE notes home page.

All NCERT textbooks and chapter PDFs are published on the official NCERT textbook portal at ncert.nic.in. The chapter PDF above is the same file used in schools.

Sources and Data Verification

This page follows NCERT’s Understanding Society, the Class 11 Sociology textbook, in its official NCERT edition. All page references and the figure cited here follow that edition.

It covers Chapter 1 of that book only. Introducing Sociology is referenced as the companion book this chapter cites; no other Class 11 subjects are covered.

The page is maintained for the current academic session using NCERT’s official publications.

NCERT settles textbook editions and PDFs; CBSE settles the curriculum, syllabus and examinations.

Frequently Asked Questions

What is the difference between social structure and social stratification?

Social structure is the pattern of behaviour and relationships — the regularities in how people act, such as the repeated way a school or family runs (NCERT, p. 2). Social stratification is the pattern of inequality — structured differences between groups in access to material or symbolic rewards, which tend to persist across generations (NCERT, pp. 5-6).

Structure describes how society is organised; stratification describes how unequal that organisation is.

What does the chapter mean by enforced cooperation?

Cooperation that people take part in because they cannot refuse it without cost. Marx held that in a class society, cooperation through the division of labour confronts workers as an alien force (NCERT, pp. 11-12).

The women’s property study shows it directly: many women said they would not claim natal property for fear of losing their brothers’ affection (NCERT, p. 9). Amartya Sen adds that families require members to appear overtly cooperative even when serious conflicts exist (NCERT, p. 15).

What is the difference between mechanical and organic solidarity?

Mechanical solidarity binds people through sameness — similar lives, little specialisation, shared beliefs — typical of pre-industrial societies. Organic solidarity binds people through interdependence — specialised members who need each other — typical of industrial societies (NCERT, pp. 10-11). Remember the parts of a machine versus the organs of a body.

Why does the chapter say competition is not natural?

Because competition is a social entity that became dominant at a particular historical point — with the rise of capitalism — not an instinct found in every society (NCERT, p. 12).

The classroom race anecdote is the evidence: children found a game with winners and losers distressing, because fun meant a cooperative, collective experience (NCERT, pp. 12-13). The ideology also assumes an equal starting point that stratification contradicts (NCERT, p. 14).

Which chapters of Introducing Sociology should I revise before reading this chapter?

Revise social stratification, which this chapter builds on (pages 28-35 of the earlier book), and culture and socialisation (pages 72 and 78-79 of it).

The chapter also assumes you know the difference between common sense and sociological knowledge (pages 7-8), and it borrows the women’s property study from pages 41-46 and school drop-out data from pages 57-59.

How should I answer the exercise asking whether cooperation is always voluntary?

Open with the answer: cooperation is not always voluntary — it can be enforced. Define both kinds, and give the women’s natal property study as the example of enforced cooperation that conceals conflict (NCERT, pp. 9-10).

Then discuss whether it is sanctions or the strength of norms that secure cooperation, using Sen’s point that family members must appear overtly cooperative (NCERT, p. 15). Close by distinguishing accommodation from genuine cooperation (NCERT, p. 10).

Reference: NCERT Class 11 Sociology textbook, chapter 1, official edition on ncert.nic.in.

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