BPSC Exam Pattern Explained: Prelims, Mains & Interview Breakdown

Last updated on: September 3, 2025

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Yuvika Rathi

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The Bihar Public Service Commission (BPSC) exam is one of the most prestigious gateways to administrative roles in Bihar. Whether you're a first-time aspirant or refining your strategy, understanding the exam pattern is the first step toward success in your exam.

This article breaks down the structure of the BPSC exam—Prelims, Mains, and Interview—with clarity and actionable insights so you can get all the crucial information here at one page!



Stage 1: Preliminary Examination (Prelims)

The Preliminary Exam is the first stage of the Bihar Public Service Commission (BPSC) selection process. Think of it as a gateway—you need to pass this to reach the Mains, but your score here doesn’t count in the final merit list.

It’s designed to test your general awareness, not your deep subject knowledge. So, it’s more about breadth than depth.

Key Features:

  1. Type: Objective (Multiple Choice Questions)
  2. Subject: General Studies
  3. Duration: 2 hours
  4. Total Marks: 150
  5. Negative Marking: 1/3 mark deducted per wrong answer
  6. Language: Available in both Hindi and English

📚 What’s Asked in the Prelims?

The syllabus is broad but manageable. Here’s what you’ll be tested on:

1. Current Affairs

  1. National and international events
  2. Government schemes, awards, summits
  3. Bihar-specific developments

2. History

  1. Ancient, Medieval, and Modern India
  2. Freedom movement
  3. History of Bihar

3. Geography

  1. Physical geography of India
  2. Bihar’s rivers, climate, agriculture

4. Polity

  1. Constitution basics
  2. Governance and political structure
  3. Panchayati Raj in Bihar

5. Economy

  1. Indian economy fundamentals
  2. Budget, banking, taxation
  3. Bihar’s economic profile

6. General Science

  1. Everyday science (Physics, Chemistry, Biology)
  2. Environmental issues


How to Prepare Smartly

Here’s a simple roadmap to tackle Prelims confidently:

Step 1: Build a Strong Foundation

  1. Use NCERTs (Class 6–10) for History, Geography, and Science
  2. Read Lucent’s General Knowledge for quick revision or you can just stick what you were using until now. In both cases the priority is revision.

Step 2: Stay Updated

  1. Follow daily news (especially Bihar-related).
  2. Use monthly current affairs magazines or YouTube summaries.

Step 3: Practice MCQs

  1. Solve previous year papers as much as you can!
  2. Take mock tests to improve speed and accuracy. Learn and analyze from your mistakes you make in the mock tests and try to improve them.

Step 4: Revise Strategically

  1. Make short notes for last-minute revision, they help a lot!
  2. Focus on high-weight topics like Polity and Current Affairs


Pro Tip:

Focus on accuracy and time management. Since it's qualifying, your goal is to clear the cutoff and move forward—not to top the chart yet. Save your energy strategically and smartly!


Stage 2: Main Examination (Mains)

The Mains is where your analytical thinking, writing skills, and subject knowledge are truly tested. This stage is descriptive and contributes directly to your final merit.

Paper Breakdown:

Paper Marks Duration Nature
General Hindi (Qualifying)1003 hoursQualifying only
General Studies Paper 13003 hoursDescriptive
General Studies Paper 23003 hoursDescriptive
Essay3003 hoursDescriptive
Optional Subject (Qualifying)1003 hoursObjective (MCQs)

Choosing Your Optional Subject:

Pick a subject that aligns with your academic background or interests. Something that truly interests you because choosing such subject will make it easy for you to prepare!

For example- Let’s say someone has a bachelor’s degree in Sociology and has always been curious about human behavior, social structures, and cultural dynamics. In this case, Sociology would be a natural fit as their optional subject. Why?

  1. They already have foundational knowledge from college.
  2. They enjoy reading about social change, gender roles, and caste systems—topics that are part of the syllabus.
  3. It overlaps with General Studies papers, especially in areas like social justice and governance.

Bonus: Sociology is considered scoring and has a relatively concise syllabus, making it easier to revise and write structured answers.


Preparation Tips:

  1. Practice answer writing daily
  2. Stay updated with current affairs for GS papers
  3. Develop a unique voice for your essay—clarity, structure, and originality matter


Stage 3: Interview / Personality Test

The final stage is a personality assessment, not just a knowledge test. It evaluates your suitability for public service roles.

Format:

  1. Marks: 120
  2. Duration: 10–15 minutes
  3. Panel: Senior bureaucrats and subject experts

What They Look For:

  1. Confidence and clarity of thought
  2. Awareness of socio-political issues
  3. Ethical reasoning and decision-making
  4. Communication skills and demeanor

Interview Prep:

  1. Stay calm and authentic
  2. Practice mock interviews
  3. Be honest—fabricated answers are easily spotted

Final Merit Calculation

Your final score is based on:

  1. General Studies Paper 1 & 2: 600 marks
  2. Essay: 300 marks
  3. Interview: 120 marks
  4. Total: 1020 marks

Note: Qualifying papers (Hindi and Optional Subject) must be cleared but don’t count toward the final merit.

- Conclusion: Your Path to Success

While preparation you should always be consistent, trust your journey and focus. Prepare as much mock tests and interviews as you can!

Give it your best and breathe, don't panic!

Notesly's team wishes you all the best for your exam!


For more info read-

https://www.notesly.in/article/mastering-competitive-exams-analyzing-ssc-trends-for-strategic-success