National Institute of Open Schooling Study Resources & Practice Hub

NIOS Study Material, Chapter PDFs & Online MCQs

Accelerate your NIOS board examination preparation with official chapter-wise revision notes, sample paper questions with solutions, chapter textbook PDFs, and interactive MCQs aligned strictly with the latest Public Examination syllabus bifurcation.

2 Educational Levels
5 Active Secondary Subjects
84+ Chapter Guides & PDFs
80+ Curated Video Lectures

Select Academic Level

Secondary & Senior Secondary
In Curation Class 12

Senior Secondary Education (Class 12)

Course modules for Class 12 Science, Commerce, and Humanities streams are currently being curated and aligned with official NIOS bifurcations.

Physics (312) Chemistry (313) Biology (314) Maths (311) History (315) Pol. Science (317) Economics (318) Accountancy (320)
Coming Soon • Practice Fundamentals in App

Active Secondary (Class 10) Courses

View All 5 Subjects →
CODE 201 Languages

हिंदी (Hindi) - 201

17 Public Exam chapters covering Kabir, Tulsi, Sur, Nirala, prose classics, and Hindi grammar exercises.

17 Chapters 16 Video Lectures
CODE 202 Languages

English - 202

21 Public Exam lessons including Snake Bite, Wind Cap, Condemned Quarry, poetry, and functional grammar.

21 Chapters 20 Video Lectures
CODE 213 Social Sciences

Social Science - 213

20 lessons spanning World History, National Movement, Indian Geography, Climate, Polity, and Economics.

20 Lessons 20 Video Lectures
CODE 222 Social Sciences

Psychology - 222

16 chapters covering Methods of Psychology, Human Development, Learning, Memory, Personality, and Coping.

16 Chapters 15 Video Lectures
CODE 225 Fine Arts

Painting - 225

10 chapters covering Indus Valley Art, Mauryan sculptures, Ajanta murals, Mughal miniatures, and Folk art.

10 Chapters 9 Video Lectures

The Captain Lerna Study System

100% Free Open Educational Links

Every chapter card links directly to the official textbook PDF hosted on NIOS servers and curated YouTube lectures, free of cost.

Targeted Exam Bifurcation

Only study what appears in the 60% Public Examination component. Don't waste critical revision time on TMA internal assessment lessons.

High-Intensity Recall Drills

The Captain Lerna mobile app transforms standard exam revision into arcade-speed drills that test recall under real exam-time pressure.

Train Fast. Think Faster. Ace Your NIOS Exams.

Download the Captain Lerna app on Android and iOS to access full-length question banks, timed mock exams, and spaced-repetition flashcards for all NIOS chapters.

Frequently Asked Questions

NIOS Study Material & Examination FAQs

Common queries from NIOS students about syllabus bifurcation, TMA rules, official chapter PDFs, and online MCQ practice.

What is the NIOS syllabus bifurcation (Public Exam vs TMA)?

The National Institute of Open Schooling bifurcates subject curricula into two parts: approximately 40% of chapters are allocated to Tutor Marked Assignments (TMA) for continuous internal assessment, while the remaining 60% of chapters constitute the Public Examination syllabus tested in the final theory board exam.

Where can I find official NIOS chapter PDFs and solutions?

Official NIOS textbook chapter PDFs, syllabus bifurcations, and question paper blueprints can be downloaded directly from the subject pages on this website or via the official NIOS portal at nios.ac.in.

How does Captain Lerna help in NIOS exam preparation?

Captain Lerna provides chapter-wise MCQs with hints and detailed explanations, timed mock drills, and active recall flashcards designed strictly around the bifurcated Public Exam syllabus. Practice online or download the app on Android and iOS.

Which NIOS subjects and classes are currently available?

Captain Lerna currently features full chapter guides, official PDFs, video lecture playlists, and interactive MCQ practice for NIOS Secondary (Class 10) Hindi (201), English (202), Social Science (213), Psychology (222), and Painting (225), with Senior Secondary (Class 12) courses in active development.

Source Acknowledgement & Disclaimer

The quiz content in this bundle is adapted from official open study material published by the National Institute of Open Schooling (NIOS) (https://nios.ac.in). In accordance with the NIOS Copyright Policy, the source material is acknowledged and referenced accurately for educational purposes, and is not presented in a derogatory or misleading context.

This app is an independent educational tool and is not affiliated with, endorsed by, sponsored by, or partnered with NIOS. All original curriculum and study material copyrights belong exclusively to NIOS.