BPSC ASO Syllabus & Exam Pattern 2025: Download PDF

Last Updated on Jun 17, 2025

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Bihar PSC has released the syllabus and exam pattern for BPSC ASO (Assistant Section Officer). The selection process is conducted in two stages: Preliminary and Main Examination. The Preliminary Exam includes subjects like General Studies and General Mental Ability, serving as a qualifying test. The Main Examination is descriptive and covers General Hindi and General Studies in detail. Aspirants must clear both stages of the BPSC ASO exam to be eligible for final selection. A thorough understanding of the syllabus, including current affairs, reasoning, and comprehension topics, is essential for effective preparation.

  • The selection process consists of Prelims and Mains.
  • The Prelims exam is 2 hours 15 minutes long, while the Mains consists of two papers, each lasting 2 hours 15 minutes.
  • The subjects includes General Studies, General Science & Mathematics, Mental Ability, and General Hindi.

BPSC ASO Exam Pattern 2025

The BPSC ASO Exam Pattern 2025 outlines the structure for both the Preliminary and Main examinations. A clear understanding of the exam pattern helps candidates focus their preparation strategically.

  • The Preliminary Exam is objective in nature and carries 150 marks.
  • It includes questions from General Studies and General Mental Ability.
  • The duration of the Preliminary Exam is 2 hours 15 minutes.
  • The Main Examination is descriptive and consists of two papers.
  • Paper 1 is General Hindi, and Paper 2 is General Studies.
  • Each paper in the Mains is of 2 hours 15 minutes duration.

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Preliminary Examination

Subject

No. of Questions

Marks

Duration

General Studies

50

50

2 hours 15 minutes

Science & Mathematics

50

50

Mental Ability Test

50

50

Main Examination

Paper

Subject

No. of Questions

Duration

Paper 1

General Hindi

100

2 hours 15 minutes

Paper 2

General Knowledge

150

2 hours 15 minutes

General Studies

50

General Science and Mathematics

50

Mental Ability

50

BPSC ASO Syllabus 2025

The BPSC ASO Vacancy 2025 Syllabus covers a comprehensive range of subjects designed to assess both the candidate’s analytical skills and general awareness. In the preliminary stage, the focus is on General Studies, Science & Mathematics, and Mental Ability, which together test the candidate’s understanding of basic concepts, numerical ability, logical reasoning, and current affairs. For the main examination, candidates need to prepare for two papers. The first paper is General Hindi, which evaluates language proficiency and comprehension skills. The second paper is General Knowledge, which includes sections on General Studies, General Science and Mathematics, and Mental Ability. This combination ensures that candidates have a well-rounded grasp of both subject-specific knowledge and general topics relevant to the administrative role of an Assistant Statistical Officer.

Subject

Subtopics

General Studies

Indian Freedom Movement

Ancient, Medieval, and Modern History

Indian Constitution and Polity

Governance and Public Policy

Economic Development and Planning

Indian Geography - Physical and Political

Environment and Ecology

Current Affairs - National and International

Bihar State History and Culture

Social Issues and Development Programs

Science & Technology Updates

Science & Mathematics

Arithmetic (Percentages, Ratio, Proportion, Averages)

Algebra (Equations, Inequalities)

Geometry (Lines, Angles, Triangles)

Mensuration (Area, Volume)

Statistics (Mean, Median, Mode, Standard Deviation)

Probability Basics

Number Systems and Properties

Basic Physics (Motion, Force, Work, Energy)

Basic Chemistry (Elements, Compounds, Reactions)

Basic Biology (Human Body, Plants, Animals)

Mental Ability

Logical Reasoning (Statements, Conclusions)

Data Interpretation (Graphs, Charts, Tables)

Puzzles and Seating Arrangements

Coding-Decoding

Blood Relations

Series Completion (Number & Alphabet)

Direction Sense Test

Analytical Reasoning

General Hindi

व्याकरण 

शब्दावली

वाक्य रचना 

गद्यांश - समझ 

सार लेखन 

मुहावरे और लोकोक्तियाँ 

अपठित गद्यांश

We hope you found this article informative and useful. Feel free to get in touch with us for any sort of query on the BPSC ASO Syllabus 2025. We request you to download the Testbook App to upscale your exam preparation by getting access to unlimited useful content and information.

Latest BPSC ASO Updates

Last updated on Jun 17, 2025

->BPSC ASO Application Link is active now on the official website of Bihar Public Service Commission.

->BPSC has released the notification of of Bihar Assistant Section Officer for a total of 41 vacancies.

->The age of the candidates must be between 21 - 37 years to attend the recruitment.

->Graduate candidates will be eligible to apply for the vacancy.

->Salary of the candidates who will be selected would range between  Rs. 44900 - Rs. 142400.

BPSC ASO Syllabus & Exam Pattern 2025: FAQs

The BPSC ASO selection process is conducted in two stages: the Preliminary Examination and the Main Examination. Candidates must clear both stages to be eligible for final selection.

The Preliminary Exam includes objective questions from General Studies, Science & Mathematics, and Mental Ability.

The Main Examination is descriptive and consists of two papers: General Hindi and General Knowledge, which covers General Studies, General Science & Mathematics, and Mental Ability.

The Preliminary Exam includes 50 questions each from General Studies, Science & Mathematics, and Mental Ability, totaling 150 questions.

You can download the Testbook App, which offers unlimited access to useful content, study material, and practice tests to help you prepare effectively for the BPSC ASO exam.

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