OISF & IRB Constable Free Mock Test Series
Prepare for Odisha Industrial Security Force (OISF) and India Reserve Battalion (IRB) Constable recruitment exams with 10 syllabus-aligned full-length practice sets.
📚 10 Full-Length Mock Tests
📝 100 Questions Per Test
⏱ 120 Minutes Duration
🎯 0.25 Negative Marking
OISF & IRB 10-Mock Test Series
Free Mock Test
Attempt Test
OISF & IRB Full Length Mock Test 01
100 Questions
100 Marks
120 Mins
Free Mock Test
Attempt Test
OISF & IRB Full Length Mock Test 02
100 Questions
100 Marks
120 Mins
Unlocked
Attempt Test
OISF & IRB Full Length Mock Test 03
100 Questions
100 Marks
120 Mins
Unlocked
Attempt Test
OISF & IRB Full Length Mock Test 04
100 Questions
100 Marks
120 Mins
Unlocked
Attempt Test
OISF & IRB Full Length Mock Test 05
100 Questions
100 Marks
120 Mins
Unlocked
Attempt Test
OISF & IRB Full Length Mock Test 06
100 Questions
100 Marks
120 Mins
Unlocked
Attempt Test
OISF & IRB Full Length Mock Test 07
100 Questions
100 Marks
120 Mins
Unlocked
Attempt Test
OISF & IRB Full Length Mock Test 08
100 Questions
100 Marks
120 Mins
Unlocked
Attempt Test
OISF & IRB Full Length Mock Test 09
100 Questions
100 Marks
120 Mins
Unlocked
Attempt Test
OISF & IRB Full Length Mock Test 10
100 Questions
100 Marks
120 Mins
OISF & IRB Written Exam Pattern
| Subject / Section | Questions | Marks | Duration |
|---|---|---|---|
| Odia Language & English Language | 25 | 25 | 120 Minutes (2 Hours) |
| Arithmetic & Elementary Mathematics | 30 | 30 | |
| General Knowledge, Odisha History & Current Affairs | 30 | 30 | |
| Logical Reasoning & Basic Computer | 15 | 15 | |
| Total | 100 | 100 Marks | 120 Mins |
Frequently Asked Questions
Are all 10 OISF & IRB mock tests free on MockOdisha.com?
Yes, all 10 full-length practice sets are completely free to attempt with detailed answer explanations.
What standard of questions can I expect in IRB & OISF exams?
Questions are set at High School (Class 10th) level standard, focusing heavily on General Knowledge, Basic Mathematics, and Odia Language.
Is there negative marking in OISF and IRB written tests?
Yes, 0.25 marks are deducted for every wrong answer in the written examination.
OISF & IRB Core Syllabus
- ✔ Class 10th Basic Mathematics
- ✔ Odia Grammar & Translation
- ✔ Basic English Vocabulary
- ✔ Odisha History, Geography & GK
- ✔ Indian Constitution & Defense Awareness
- ✔ General Science & Mental Ability
💡 Exam Strategy
Because physical capability and written exam scores both count towards final battalion recruitment rankings, aiming for 80+ accuracy in these mock tests will give you a solid merit buffer.