The IRB Constable Syllabus 2026 is now available for candidates applying to the Arunachal Pradesh Staff Selection Board (APSSB) recruitment drive. APSSB has announced 984 vacancies for Constable (IRB / GD) and other uniformed posts under a special recruitment drive.
Understanding the syllabus and exam pattern is the first step toward cracking the written examination. Below you will find the complete details, including subjects, topic-wise coverage, marking scheme, and selection process.
IRB Constable Syllabus 2026 – Overview
| Parameter | Details |
|---|---|
| Exam Conducting Body | Arunachal Pradesh Staff Selection Board (APSSB) |
| Post Name | Constable (IRB) / IRB GD Constable |
| Total Vacancies | 984 |
| Mode of Written Exam | Offline (OMR-based Objective Type) |
| Total Questions | 100 |
| Total Marks | 200 |
| Exam Duration | 2 Hours (120 minutes) |
| Marking Scheme | 2 marks per correct answer |
| Negative Marking | No negative marking |
| Official Website | apssb.nic.in |
IRB Constable Exam Pattern 2026
The written exam consists of four sections with equal weightage. All questions are objective type (MCQs).
| S.No. | Subject | No. of Questions | Marks |
|---|---|---|---|
| 1 | General Awareness | 25 | 50 |
| 2 | General Intelligence & Reasoning Ability | 25 | 50 |
| 3 | Arithmetical & Numerical Ability | 25 | 50 |
| 4 | Test of English Language & Comprehension | 25 | 50 |
| Total | 100 | 200 | |
IRB Constable Syllabus 2026 – Subject-Wise Topics
1. General Awareness
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Current Events (National & International)
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History of India
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Indian Polity & Constitution
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Geography of India & World
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Economics
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Everyday Science & Scientific Research
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Environment & Ecology
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Art & Culture
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Sports & Awards
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National/International Institutions
2. General Intelligence & Reasoning Ability
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Analogies
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Similarities & Differences
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Space Visualisation
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Judgment & Decision Making
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Visual Memory
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Discrimination & Observation
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Blood Relations
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Arithmetical Reasoning
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Verbal & Figure Classification
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Arithmetical Number Series
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Problem Solving & Analysis
3. Arithmetical & Numerical Ability
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Number System
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Simplification
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Decimals & Fractions
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LCM & HCF
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Ratio & Proportion
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Percentage
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Average
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Profit & Loss
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Simple & Compound Interest
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Mensuration
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Time & Work
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Time & Distance
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Data Interpretation (Tables, Graphs)
4. English Language & Comprehension
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Spot the Error
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Synonyms & Antonyms
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Spelling / Detecting Misspelt Words
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Idioms & Phrases
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One Word Substitution
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Active / Passive Voice
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Direct / Indirect Speech
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Sentence Shuffling
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Comprehension Passage
Preparation Tips for IRB Constable Exam 2026
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Start with NCERT books (Class 6–10) for General Awareness, Maths, and English basics.
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Solve previous year papers and take regular mock tests to improve speed (no negative marking helps).
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Read newspapers daily for current affairs.
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Practice physical fitness (running, long jump, etc.) side by side with written preparation.
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Focus on accuracy and time management.
