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OCS Prelims & Main Exam 2023 Complete Study Notes available


Odisha Public Service Commission (OPSC), civil service prelims will comprise of two general studies papers. Each of the papers will carry a total of 200 marks. Candidates have to score minimum 33% to be eligible for the main exam.

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OAS Prelims & Main Exams Question Papers and Answer Key

Selection Process/Examination Pattern

Preliminary Examination

The Preliminary Examination shall consist of two papers of objective type (Multiple choice questions) and each paper shall be of two hours duration –

Total - 400 Marks

Paper - I : General Studies : 200 Marks {duration 02:00 hours (120 minutes)}

General Science

Current events - International & National

History of India and Indian National Movement

Indian Geography

World Geography

Indian Polity

Indian Constitution

Indian Economy

General Mental Ability

Paper - II : 200 Marks (duration 02:00 hours (120 minutes)


Interpersonal Skills

Logical Reasoning

Analytical Ability

Decision Making

Problem Solving

General Mental Ability

Basic Numeracy

Data Interpretation

English Language

NOTE : Second paper is qualifying of nature with secure 33% marks only.

For OPSC Prelims Exam detailed Syllabus click here

The Preliminary Examination is meant to serve as screening test only. The marks obtained in Preliminary Examination by the candidates who are declared qualified for admission to main examination will not be counted for determining their final order of merit. The number of candidates to be admitted to the Main Examination would be 12 times of the total number of vacancies advertised.

Only those candidates who are declared by the Commission to have qualified in Preliminary Examination against a particular advertisement will be eligible for admission to the Main Examination against the said advertisement.

OCS Main Examination Pattern

The nature and standard of questions in this paper will be such that a welleducated person will be able to answer them without any specialized study.  The questions will be such as to test a candidate’s general awareness of a variety of subjects, which will have relevance for a career in Civil Services.

OPSC Examination detailed Syllabus (Pre cum Main Exam) click here


The aim of the paper is to test the candidate’s ability to understand srious discursive prose and express his ideas clearly and correctly in Oriya language. The pattern of questions would broadly be as follows :

Comprehension of a given passage : 30 Marks

Precis writing with a passage of around 1000 words : 40 Marks

Translation from English to Oriya : 30 Marks

Grammar, usage and vocabulary : 80 Marks

Short Essay of around 1000 words : 100 Marks

Expansion of an idea : 20 Marks

Total : 300 Marks

ENGLISH (300 Marks)

The aim of the paper is to test the candidate’s ability to understand srious discursive prose and express his ideas clearly and correctly in English language. The pattern of questions would broadly be as follows :

Comprehension of a given passage : 30 Marks

Precis writing with a passage of around 1000 words : 40 Marks

Translation from Oriya to English : 30 Marks

Grammar, usage and vocabulary : 80 Marks

Short Essay of around 1000 words : 100 Marks

Expansion of an idea .. 20 Marks

Total : 300 Marks

ESSAY (200 Marks)

GENERAL INSTRUCTION : Candidates will be required to write an Essay on a specific topic. The choice of subjects will be given. They will be expected to keep closely to the subject of the essay to arrange their ideas in orderly fashion and to write concisely. Credit will be given for effective and exact expression.

General Studies : Paper - I (300 Marks)

(a) History of Modern India and Indian Culture

1) The History of Modern India will cover the following :

History of  India since 1857

Important personalities who shaped the Freedom Movements in Orissa and India

Social Reform Movements

2) Indian culture will cover the following

Indian culture from ancient times to modern times

Temple  architecture of Orissa

Socio-cultural developments in Orissa

(b) Geogrphy of India will cover the following

Physical, economic and social geography of India

Orissa’s Physiography and Drainage system

Orissa’s Natural Resources – Water, forest and minerals

(c) Indian Polity will include the following

Constitution of India

Political system of India

Government and politics in Orissa

Panchayati Raj Institutions (PRIs) in Orissa

(d) Current National issues  and topics of social relevance

This part is intended to test the candidate’s awareness of current national issues and topics of social relevance in the present day India such as;

1. Demography & Human Resource Development

2. Behavioural & Social issues and Social Welfare problems : Child labour, gender inequality, adult literacy, rehabilitation of the handicapped and other deprived segments of society, drug abuse, public health, education
and unemployment.

(e)  Legal and environmental issues

1. Human Rights

2. Corruption in public life

3. Communal harmony

4. Protection of minorities

5. Internal security and related issues

6. Environment and ecological issues; ecological preservation, conservation of natural resources and national

7. Role of national institutions, their relevance and need for change

General Studies : Paper - II (300 Marks)

(a) India and the World

This part is intended to test candidate’s awareness of India’s relationship with the world in various spheres, such as the following;

1. Foreign Affairs

2. External security and related matters

3. Nuclear policy

4. Indians abroad

(b) Indian Economy

1. This part will include the following;

I Planning, economic development, economic reforms and development of the Corporate Sector in India

II Economic and Trade issues

III Foreign trade

IV Role and functions of IMF, World Bank and WTO

V Reserve Bank of India – its role and functions

2. I. Orissan Economy : Development during the post Reform Period

II. Regional disparity

(c) International Affairs & Institutions

This part will include the following;

1. Important events in world affairs

2. International institutions like UN, ILO, EU, SAARC, WHO, ICJ

(d) Developments in the field of science & technology, communications and space

In this part questions will test the candidate’s awareness of the developments in the field of science and techonology, communications and space and also on basic ideas of computer;

(e) Statistical Analysis, Graphs & Diagrams

This part will include exercises to test the candidates ability to draw common sense conclusions from information presented in graphical, statistical or diagrammatical form and to point out deficiencies, limitations or inconsistencies therein. The candidates should also be aware of techniques of counting and elementary probability.


(Each Optional Paper 300 Marks) Total 2 Optional = 1200 Marks

Total number of questions in the question papers of optional subjects will be eight. All questions will carry equal marks. Each paper will be divided into two parts, viz. Part A and Part B, each part containing four questions. Out of eight questions, five questions are to be attempted. One question in each part will be compulsory.

Candidates will be required to answer three more questions out of the remaining six questions, taking at least one question from each part. In this way, at least two questions will be attempted from each part i.e. one compulsory question plus one more.

Each Optional Subject complete study notes available @ 2000/-

1. Agriculture Complete study notes available

2. Animal Husbandry & Veterinary Science available

3. Anthropology Complete study notes available

4. Agricultural Engineering available

5. Botany available

6. Chemistry not available

7. Civil Engineering not available

8. Commerce & Accountancy available

9. Economics available

10. Electrical Engineering not available

11. Education available

12. Fisheries Science available

13. Forestry available

14. Geography available

15. Geology available

16. Home Science not available

17. History available

18. Indian Language & Literature (any one) (a) Oriya, (b) Hindi, (c) Sanskrit, (d) English, (e) Persian, (f) Urdu. not available

19. Law NOT Available

20. Management available

21. Mathematics not available

22. Mechanical Engineering not available

23. Philosophy available

24. Physics not available

25. Political Science & International Relations available

26. Public Administration available

27. Psychology available

28. Sociology available

29. Statistics not available

30. Zoology available

Note (i) - Candidates shall not be allowed to opt for the following combinations of optional subjects.

a) Oriya, Hindi, Persian, Sanskrit, Urdu, English

b) Civil Engineering, Mechanical Engineering, Electrical Engineering and Agricultural Engineering.

c) Mathematics & Statistics

d) Anthropology & Sociology

e) Political Science & International Relations and Public Administration.

f) Commerce & Accountancy and Management.

g) Agriculture and Animal Husbandry & Veterinary Science.

h) Management and Public Administration

i) Education and Psychology

j) Agriculture and Agricultural Engineering.

(ii) Each of the Papers i.e. Paper-I (Oriya language) and Paper-II (English) will be of Matriculation standard and shall be qualifying in nature. The marks obtained in these two papers shall not be counted for ranking.

(iii) The papers on Essay, General Studies and Optional Subjects of only those candidates shall be evaluated who attain such minimum standard as may be fixed by the Commission at their discretion for the qualifying papers in Oriya Language and English.

(iv) The question papers for the Main Examination shall be of conventional (essay) type.

(v) Candidates shall have to answer all the question papers except the Indian Languages paper in English.

(vi) The question papers other than Indian Language and Literature shall be set in English.

(vii) The details of syllabi are to be set out by the Commission.

Personality Test / Interview

The candidate shall be interviewed by a Board to be constituted by the O,P.S.C. for the purpose. The said Board will have before them a record of his career. He will be asked questions on matters of general interest. The object of the interview will be to assess the personal suitability of the candidate for a career in public service.

The object of test shall be to judge the mental caliber of a candidate, his intellectual qualities as well as social traits and his interest in current affairs.

Further some of the qualities (to be judged will be) like mental alertness, critical powers of assimilation, clear and logical exposition, balance of judgment, variety and depth of interest, ability for social cohesion and leadership, intellectual and moral integrity, are to be judged by the said Board.




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