Last 15 Days Realistic Plan to Crack Bihar SI Prelims (Day-wise Strategy)

With the Bihar SI (Sub Inspector) Prelims exam scheduled between 18–21 January, the final 15 days will decide everything.
At this stage, clearing the exam is not about intelligence — it is about discipline, revision accuracy, and question-handling skills.

This guide provides a 15-day, day-wise, realistic preparation plan based on:

Bihar SI Prelims exam pattern

PYQ trends

Cutoff-focused strategy

Practical time management

If followed honestly, this plan is more than enough to clear Prelims.

The Golden Rule for Last 15 Days

👉 40% Revision + 60% Practice

Reading alone won’t help now.
Your score will improve only through MCQs, analysis, and controlled attempts.

Phase 1: Core GS Foundation Revision (Day 1 – Day 5)

Day 1: History (India + Bihar Focus)

History is one of the most scoring sections in Bihar SI.

Must-Revise Topics

Modern Indian History (1857–1947)

Freedom movement in Bihar

National movements & important sessions

Governor-General & Viceroys

Practice Target

120–150 MCQs (PYQs + practice sets)

Sources

Lucent General Knowledge

Ghatna Chakra / PYQ book

Day 2: Polity (High Accuracy Section)

Polity questions are usually direct and factual.

Focus Areas

Indian Constitution basics

Fundamental Rights & Duties

President, PM, Governor

Parliament & Judiciary

Constitutional Amendments (important ones)

Practice

100+ MCQs

Revise wrong answers immediately

Day 3: Geography (Static + Bihar Geography)

Geography gives easy marks if revised properly.

Topics

Physical Geography basics

Rivers, mountains, climate

Soil & agriculture

Bihar rivers, minerals, irrigation projects

Day 4: Economics (Basic but Tricky)

Economics questions are simple but confusing if concepts are weak.

Revise

Indian economy basics

Budget & Five-Year Plans

Inflation, poverty, unemployment

Bihar economy highlights

Day 5: General Science

Science questions are NCERT-based and factual.

Focus Areas

Physics: daily-life concepts

Chemistry: elements, reactions

Biology: human body, diseases, nutrition

Environment basics

Phase 2: Bihar Special & Current Affairs (Day 6 – Day 8)

Day 6: Bihar Special (Very Important)

Bihar SI exam is Bihar-heavy.

Must-Cover

Bihar history & culture

Important personalities

Folk dances, festivals

Districts, rivers, census data

Education & administrative structure

Sources

Lucent Bihar Samanya Gyan

Ghatna Chakra Purvalokan

Day 7: Current Affairs (Last 6–8 Months)

Avoid overload. Stick to relevant current affairs only.

Focus

National & Bihar-specific schemes

Sports & awards

Appointments

Government initiatives

Police & internal security-related news

Day 8: Mixed Revision + MCQ Practice

Revise weak GS areas
Solve mixed MCQ sets
Improve speed and accuracy

Phase 3: Mock Tests & Weak Area Correction (Day 9 – Day 12)

Day 9: Full-Length Mock Test – 1

Simulate exact exam conditions.

✔ Same time
✔ Same duration
✔ No phone

After test:

Analyse every wrong question

Identify weak subjects

Reduce guesswork

Day 10: Weak Area Focus Day

Revise lowest-scoring subjects
Practice targeted MCQs
Revisit mistakes notebook

Day 11: Full-Length Mock Test – 2

Apply corrections from Mock 1.

Focus on:

Time management

Attempt strategy

Avoiding silly mistakes

Day 12: PYQ Marathon

Solve:

Bihar SI previous year papers
Bihar Police-related exams MCQs

👉 Many concepts are repeated directly or indirectly.

Phase 4: Final Revision & Exam Conditioning (Day 13 – Day 15)

Day 13: One-Line & Data Revision

Revise:

Important years
Committees
Constitutional articles
Static facts

Create ultra-short notes (1–2 pages only).

Day 14: Light Revision + Mental Calm

Revise short notes
No heavy study
Maintain calm mindset

Day 15: Exam Day Strategy

Morning

Revise only mistake notebook
Do not read new topics

Before Exam

Stay relaxed

Trust your preparation

Attempt Strategy

First round: sure-shot questions

Second round: calculated attempts

Avoid blind guessing

Best Sources for Bihar SI Prelims

GS: Lucent General Knowledge

Bihar Special: Lucent Bihar GK / Ghatna Chakra

PYQs: Previous Bihar SI papers

Current Affairs: Speedi / Eduteria (Bihar focus)

Final Pro Tip

Bihar SI Prelims is not about maximum attempts, but maximum accuracy.

Stay calm. Stay disciplined.
Clear Prelims first — Mains comes later.

All the best for your Bihar SI exam!