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Class 8 · Tamil Nadu State Board

Public and Private Sectors Exercise Solutions | KalviGavani

Samacheer Kalvi 8th Social Science Public and Private Sectors exercise solutions with MCQs, fill in blanks, true or false, match the following, short and detailed answers, common mistakes, and exam checklist.

Updated 12 June 202615 min read

How to Use This Page

Read each question carefully, attempt it on your own, and then compare your answer with the solutions below. Focus on understanding the reasoning — not just memorising the answer. Use the Key Concepts table for quick revision and the Exam Checklist to verify your preparation.

Key Concepts (Quick Recap)

TermDefinition
Public sectorOrganisations owned, controlled, and managed by the government (central or state)
Private sectorOrganisations owned, controlled, and managed by individuals or private companies
Mixed economyEconomic system where both public and private sectors coexist (India follows this model)
NationalisationTransfer of private enterprises to government ownership
Privatisation / DisinvestmentTransfer of public enterprises to private ownership
Joint sectorEnterprise jointly owned and managed by government and private entities
Social welfareThe primary aim of the public sector — providing essential services to all citizens
Profit maximisationThe primary aim of the private sector — earning maximum profit for owners/shareholders
LPG reformsLiberalisation, Privatisation, and Globalisation — economic reforms introduced in 1991
LiberalisationReducing government restrictions and regulations on businesses
GlobalisationOpening up the economy to international trade, investment, and competition
Cooperative sectorEnterprises owned and operated by producers, suppliers, or consumers collectively

I. Choose the Correct Answer (MCQs)

1. The sector owned and managed by the government is called:

  • a) Private sector   b) Public sector   c) Joint sector   d) Cooperative sector

The public sector consists of organisations owned and run by the government.

2. Which of the following is a private sector enterprise?

  • a) Indian Railways   b) BSNL   c) Tata Motors   d) LIC

Tata Motors is owned and managed by the Tata Group, a private entity.

3. The sector that aims at profit maximisation is:

  • a) Public sector   b) Private sector   c) Joint sector   d) Cooperative sector

The private sector's primary objective is to earn profit for its owners and shareholders.

4. The economic system where both public and private sectors coexist is called:

  • a) Capitalist economy   b) Socialist economy   c) Mixed economy   d) Command economy

A mixed economy has both public and private sectors operating side by side, which is the model India follows.

5. Transfer of a public enterprise to private ownership is called:

  • a) Nationalisation   b) Privatisation   c) Globalisation   d) Liberalisation

Privatisation is the transfer of ownership and management of public enterprises to the private sector.

6. Which of the following is NOT a feature of the public sector?

  • a) Government ownership   b) Social welfare objective   c) Profit maximisation   d) Public accountability

The public sector aims at social welfare, not profit maximisation, which is the goal of the private sector.

7. The LPG reforms were introduced in India in the year:

  • a) 1980   b) 1985   c) 1991   d) 2000

Liberalisation, Privatisation, and Globalisation (LPG) reforms were introduced in 1991.

8. The process of transferring private enterprises to government ownership is called:

  • a) Nationalisation   b) Privatisation   c) Globalisation   d) Liberalisation

Nationalisation is when the government takes over ownership of private enterprises, such as bank nationalisation in 1969.

9. Indian Railways is an example of:

  • a) Public sector   b) Private sector   c) Joint sector   d) Cooperative sector

Indian Railways is owned and operated by the Government of India, making it a public sector enterprise.

10. An enterprise jointly owned by government and private entities is called:

  • a) Public sector   b) Private sector   c) Joint sector   d) None of the above

A joint sector enterprise has both government and private ownership, such as some oil companies.

11. AMUL is an example of which type of sector?

  • a) Public sector   b) Private sector   c) Joint sector   d) Cooperative sector

AMUL (Gujarat Cooperative Milk Marketing Federation) is owned and operated by dairy farmers collectively, making it a cooperative sector enterprise.

12. Bank nationalisation in India took place in:

  • a) 1947   b) 1956   c) 1969   d) 1991

14 private banks were nationalised in 1969 by the Government of India to extend banking services to rural areas.


II. Fill in the Blanks

1. The sector owned and managed by the government is the public sector. 2. The sector owned and managed by individuals or companies is the private sector. 3. India follows a mixed economy system where both public and private sectors coexist. 4. Transfer of private enterprises to government ownership is called nationalisation. 5. Transfer of public enterprises to private ownership is called privatisation. 6. The LPG reforms were introduced in India in 1991. 7. Indian Railways is an example of a public sector enterprise. 8. Reliance Industries is an example of a private sector enterprise. 9. The public sector aims at social welfare, not profit. 10. A joint sector enterprise is one where both government and private entities share ownership. 11. AMUL is an example of a cooperative sector enterprise. 12. Liberalisation means reducing government restrictions and regulations on businesses.


III. True or False

1. The public sector aims at profit maximisation.
AnswerFalse (The public sector aims at social welfare and providing essential services to all citizens.) 2. The private sector is owned by individuals or companies. — True 3. India has a purely capitalist economy. — False (India has a mixed economy with both sectors.) 4. Nationalisation means transferring ownership from private to government. — True 5. Privatisation reduces the role of the government in business. — True 6. The public sector provides only luxury goods. — False (The public sector provides essential services like railways, postal services, water supply, etc.) 7. Liberalisation means removing government restrictions on business. — True 8. The private sector cannot operate in areas reserved for the public sector. — False (After liberalisation, many sectors have been opened to private participation.) 9. Cooperative sector enterprises are owned by individuals. — False (Cooperative sector enterprises are owned and operated by producers, suppliers, or consumers collectively.) 10. Disinvestment is a form of privatisation. — True (Disinvestment involves selling government shares in public enterprises to private entities.)

IV. Match the Following

Set 1:

No.Column AAnswer
1Public sectord) Government-owned
2Private sectora) Profit-oriented
3Joint sectorb) Shared ownership
4Mixed economyc) Both sectors coexist

Set 2:

No.Column AAnswer
1Indian Railwaysa) Public sector
2Tata Motorsd) Private sector
3Nationalisationb) Private to government
4Privatisationc) Government to private

Set 3:

No.Column AAnswer
1Liberalisationd) Reducing restrictions
2Privatisationa) Government to private
3Globalisationb) Opening to international trade
4Mixed economyc) Both sectors coexist

V. Short Answer Questions

1. What is the public sector? Give two examples. The public sector consists of organisations that are owned, managed, and controlled by the government — central or state. Their primary aim is social welfare, not profit. They provide essential services to all citizens at affordable prices. Examples: (i) Indian Railways, (ii) Life Insurance Corporation (LIC).

2. What is the private sector? Give two examples. The private sector consists of organisations that are owned, managed, and controlled by individuals or private companies. Their primary aim is profit maximisation for their owners and shareholders. Examples: (i) Reliance Industries, (ii) Tata Consultancy Services (TCS).

3. Define mixed economy. A mixed economy is an economic system where both the public sector and private sector coexist and contribute to economic development. The government handles essential services and infrastructure (public sector) while private businesses handle commercial activities (private sector). India follows a mixed economy model, which was formally adopted through the Industrial Policy Resolution of 1948.

4. What is nationalisation? Nationalisation is the process of transferring ownership and management of a private enterprise to the government. The government takes over private companies to ensure public welfare, regulate essential services, or prevent exploitation. Example: Bank nationalisation in 1969 when 14 private banks were nationalised by the Government of India to extend banking services to rural and underserved areas.

5. What is privatisation? Privatisation is the process of transferring ownership and management of a public enterprise to the private sector. It is done to improve efficiency, reduce government burden, and bring in private investment. Disinvestment of government shares in PSUs is a form of privatisation. The process gained momentum after the LPG reforms of 1991.

6. What are the LPG reforms? LPG stands for Liberalisation, Privatisation, and Globalisation — the economic reforms introduced in India in 1991.

  • Liberalisation: Reducing government restrictions and regulations on businesses.
  • Privatisation: Transferring public enterprises to private ownership.
  • Globalisation: Opening up the economy to international trade, investment, and competition.

VI. Distinguish the Following

Public Sector vs. Private Sector

FeaturePublic SectorPrivate Sector
OwnershipOwned by the governmentOwned by individuals or companies
ObjectiveSocial welfare and public serviceProfit maximisation
ManagementManaged by government officialsManaged by private owners/directors
AccountabilityAccountable to the public and ParliamentAccountable to shareholders and owners
CapitalProvided by the government from tax revenueRaised from private investors and shareholders
ExamplesIndian Railways, BSNL, LIC, SBIReliance, Tata, Infosys, Wipro

VII. Detailed Answer Questions

1. Compare the public sector and private sector in detail.
Answer
FeaturePublic SectorPrivate Sector
OwnershipGovernment (central or state)Individuals or private companies
ObjectiveSocial welfare, providing essential servicesProfit maximisation
CapitalGovernment funds from taxes and borrowingPrivate investment, share capital
Decision-makingGovernment policies and political considerationsMarket forces and business decisions
Job securityHigh job security for employeesLess job security, performance-based
EfficiencyMay be less efficient due to bureaucracyGenerally more efficient and competitive
ScopeEssential services — railways, postal, water supplyConsumer goods, technology, services
AccountabilityAccountable to the public through ParliamentAccountable to shareholders
ExamplesIndian Railways, BHEL, ONGC, NTPCReliance, Tata Motors, Infosys, TVS

Both sectors play complementary roles in a mixed economy. The public sector ensures essential services reach all citizens, while the private sector drives innovation, efficiency, and economic growth.

2. Explain the role of the public sector in the Indian economy.
Answer

The public sector plays a vital role in the Indian economy:

1. Providing essential services: The public sector provides services that are essential but may not be profitable for private companies — railways, postal services, water supply, electricity, and public health.

2. Regional balance: The government establishes public enterprises in backward and underdeveloped regions to promote balanced regional development, which private companies may avoid.

3. Infrastructure development: Large-scale infrastructure like roads, dams, power plants, and ports require huge investment with long gestation periods. The public sector undertakes these projects.

4. Employment generation: Public sector enterprises provide employment to millions of people and ensure fair wages and job security.

5. Preventing monopolies: By operating in key sectors, the government prevents private monopolies from exploiting consumers.

6. Social welfare: Public sector enterprises provide goods and services at subsidised rates to benefit the poor and marginalised sections of society.

7. Defence and strategic sectors: Industries related to defence, atomic energy, and space are reserved for the public sector for national security reasons.

8. Revenue generation: Public enterprises contribute to government revenue through dividends, taxes, and profits.

3. What are the merits and demerits of privatisation?
Answer

Merits of Privatisation:

  • Efficiency: Private enterprises are generally more efficient due to profit motivation and competition.
  • Quality: Competition forces private companies to improve quality of goods and services.
  • Innovation: Private companies invest in research and development to stay competitive.
  • Reduced government burden: Privatisation reduces the financial burden on the government.
  • Employment: Private enterprises can create new jobs through expansion.
  • Foreign investment: Privatisation attracts foreign direct investment (FDI).

Demerits of Privatisation:

  • Inequality: Privatisation can increase economic inequality as services may become expensive.
  • Neglect of social objectives: Private companies focus on profit, not social welfare.
  • Monopoly risk: Without regulation, private companies may form monopolies.
  • Job losses: Privatisation may lead to retrenchment of workers to cut costs.
  • Neglect of rural areas: Private companies may not serve unprofitable rural or remote areas.
  • Essential services at risk: If essential services like water and health are privatised, access may be limited to those who can pay.
4. Explain the importance of mixed economy with reference to India.
Answer

A mixed economy combines the strengths of both the public and private sectors. India adopted this model after Independence in 1947, and it remains relevant today:

1. Balanced development: The public sector handles infrastructure and essential services, while the private sector drives commercial growth. This ensures both economic development and social welfare.

2. Preventing exploitation: The public sector prevents private monopolies from exploiting consumers in essential areas like railways, postal services, and banking.

3. Social justice: The government ensures that basic services reach the poor and marginalised through subsidised public sector enterprises.

4. Economic growth: The private sector contributes to GDP growth, innovation, employment, and foreign exchange earnings.

5. Strategic sectors: The government retains control over defence, atomic energy, and other strategic sectors for national security.

6. Regional balance: The government establishes public enterprises in backward regions to promote balanced regional development.

7. Flexibility: The mixed economy model allows the government to adjust the balance between public and private sectors based on the country's needs. After the 1991 LPG reforms, India opened many sectors to private participation while retaining control over strategic areas.

The Indian experience shows that both sectors are necessary — the public sector ensures equity and access, while the private sector drives efficiency and growth.


Common Mistakes

1. ❌ Confusing public and private sectors: Public sector = government-owned (social welfare); private sector = individually-owned (profit). ✅ Remember: Public = government service; Private = personal profit. 2. ❌ Confusing nationalisation and privatisation: Nationalisation = private to government; privatisation = government to private. ✅ National = nation/government takes over; Privatisation = private takes over. 3. ❌ Thinking India has a purely capitalist or socialist economy: India has a mixed economy with both sectors. ✅ Mixed economy = both public and private coexist. 4. ❌ Assuming the public sector does not earn any revenue: Public enterprises do earn revenue; their primary aim is social welfare, not profit maximisation. ✅ They aim for welfare but can still earn revenue. 5. ❌ Confusing liberalisation with globalisation: Liberalisation = reducing government restrictions; globalisation = opening to international trade and investment. ✅ Liberal = freedom from regulation; Global = worldwide integration. 6. ❌ Thinking privatisation always improves services: Privatisation can lead to higher costs and neglect of social objectives if not regulated. ✅ Privatisation has both merits and demerits. 7. ❌ Forgetting that joint sector and cooperative sector enterprises exist: Joint sector has both government and private ownership; cooperative sector is owned collectively by members. ✅ Four sectors: public, private, joint, cooperative.

Exam Checklist

  • [ ] Can define public sector and private sector with examples
  • [ ] Know the key differences between public and private sectors (ownership, objective, accountability)
  • [ ] Understand what a mixed economy is and why India follows it
  • [ ] Can define and distinguish nationalisation and privatisation
  • [ ] Know the LPG reforms of 1991 and their significance
  • [ ] Can explain the role of the public sector in the Indian economy (8 points)
  • [ ] Can list merits and demerits of privatisation
  • [ ] Understand the importance of mixed economy in India
  • [ ] Can give examples of public, private, joint, and cooperative sector enterprises
  • [ ] Know that bank nationalisation happened in 1969 (14 private banks)
  • [ ] Can explain the cooperative sector with AMUL as an example

Internal Links

  • [Class 8 Social Science Guide](/class/8/social)
  • [Money, Savings and Investments — Exercise Solutions](/class/8/social/solutions/money-savings-and-investments-exercise-solutions)
  • [Rural Life and Society — Exercise Solutions](/class/8/social/solutions/rural-life-and-society-exercise-solutions)

Frequently Asked Questions

The public sector consists of organisations owned and run by the government to provide services to the public (e.g., railways, post office). The private sector consists of organisations owned and run by individuals or companies aiming to earn profit (e.g., Reliance, TCS).
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