OPSC Assistant Section Officer: complete preparation
Every topic of the three papers, with the traps examiners set and faster ways to solve, and the mock papers to practise.
29 lessons3 testsGetting started 1Paper I: General Awareness 10Paper II: Reasoning and Mathematics 11Paper III: English and Odia 10
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Sign inA course for the OPSC Assistant Section Officer examination, paper by paper, following the official syllabus.
Each lesson covers what gets asked, the key ideas, the tricky points examiners use to catch candidates, faster methods, and worked examples. Each module ends with a full mock paper: take it after the lessons and check your results question by question.
Paper I: General Awareness (100 questions)
Paper II: Reasoning & Mental Ability, and Mathematics (10th standard)
Paper III: English and Odia
Marking in the mocks follows the exam: +1 for a correct answer, −0.25 for a wrong one.
1. Getting started
- Current affairs: how to prepare and what gets askedLesson62 in past papers
2. Paper I: General Awareness
- The Indian Constitution and polityLesson26 in past papers
- British rule, the freedom struggle and Odisha's part in itLesson37 in past papers
- Physical geography of the world, India and OdishaLesson39 in past papers
- Indian economy: planning, growth, poverty and inflationLesson26 in past papers
- Science in everyday life and scientific inventionsLesson28 in past papers
- Odisha at a glance: history, culture and the state todayLesson
- Environment, ecology, biodiversity and climate changeLesson22 in past papers
- Governance, transparency, e-governance and the civil serviceLesson12 in past papers
- Institutions, organisations and India's armed forcesLesson41 in past papers
- OPSC Assistant Section Officer Mock 1: Paper ITest: 100 questions · 90 min
3. Paper II: Reasoning and Mathematics
- Number and alphabet seriesLesson16 in past papers
- Coding–decodingLesson12 in past papers
- Direction sense and rankingLesson13 in past papers
- Non-verbal reasoning: mirror images, embedded figures, cubes and dice, figure seriesLesson35 in past papers
- Arithmetic reasoning and age problemsLesson11 in past papers
- Percentages, profit and loss, simple and compound interestLesson41 in past papers
- Ratio, averages, time and work, speed and distanceLesson41 in past papers
- Algebra essentials (Class 10)Lesson44 in past papers
- Mensuration: areas and volumes (2D and 3D)Lesson16 in past papers
- Statistics and probability (Class 10)Lesson43 in past papers
- OPSC Assistant Section Officer Mock 1: Paper IITest: 100 questions · 90 min
4. Paper III: English and Odia
- Subject–verb agreement and spotting errorsLesson252 in past papers
- Tenses and verb formsLesson252 in past papers
- Prepositions, articles and qualifying wordsLesson252 in past papers
- Vocabulary: synonyms, antonyms, idioms and phrasesLesson252 in past papers
- Reading comprehensionLesson26 in past papers
- Sentence and word rearrangementLesson10 in past papers
- ଓଡ଼ିଆ ବ୍ୟାକରଣ: କ୍ରିୟା, କାଳ ଓ କର୍ତ୍ତା-କ୍ରିୟା ସମ୍ବନ୍ଧ (verbs, tense, agreement)Lesson116 in past papers
- ଓଡ଼ିଆ ଭାଷାଜ୍ଞାନ: ପ୍ରତିଶବ୍ଦ, ବିପରୀତ ଶବ୍ଦ, କ୍ରିୟା ବିଶେଷଣ (synonyms, antonyms, adverbs)Lesson59 in past papers
- ଓଡ଼ିଆ ଅନୁଚ୍ଛେଦ ଓ ବାକ୍ୟ ପୁନର୍ବିନ୍ୟାସ (comprehension and sentence rearrangement)Lesson20 in past papers
- OPSC Assistant Section Officer Mock 1: Paper IIITest: 200 questions · 120 min