Samacheer Class 8 Science Book Back Answers
Chapter-wise textbook exercise solutions with verified answers — free, no sign-up.
Every chapter below has the full Samacheer Kalvi book-back questions and answers — MCQs, short answers and long answers — plus free study tools built in: active-recall flashcards, a scored self-test, and a printable lesson plan for teachers. Tap any chapter to start.
Term 1
- Chapter 1 - Measurement 38 Q&A
- Chapter 2 - Forces and Pressure 44 Q&A
- Chapter 3 - Light 24 Q&A
- Chapter 4 - Matter 28 Q&A
- Chapter 5 - Changes Around Us 32 Q&A
- Chapter 6 - Micro Organisms 25 Q&A
- Chapter 7 - Plant Kingdom 36 Q&A
- Chapter 8 - Organisation of Life 34 Q&A
Term 2
- Chapter 1 - Heat 33 Q&A
- Chapter 2 - Electricity 32 Q&A
- Chapter 3 - Air 21 Q&A
- Chapter 4 - Atomic Structure 21 Q&A
- Chapter 5 - Movements 27 Q&A
- Chapter 6 - Reaching the Age of Adolescence 29 Q&A
Term 3
- Chapter 1 - Sound 26 Q&A
- Chapter 2 - Magnetism 21 Q&A
- Chapter 3 - Universe and Space Science 23 Q&A
- Chapter 4 - Water 25 Q&A
- Chapter 5 - Acids and Bases 28 Q&A
- Chapter 6 - Chemistry in Everyday Life 18 Q&A
- Chapter 7 - Crop Production and Management 18 Q&A
- Chapter 8 - Conservation of Plants and Animals 23 Q&A
- Chapter 9 - Visual Communication 1 Q&A
More Class 8 subjects
More Class 8 subjects
Frequently Asked Questions
Are these Samacheer Kalvi Class 8 Science book back answers free?
Yes. All 23 chapters of Class 8 Science — with 621+ textbook questions and answers — are free to read on Brain Grain with no sign-up required.
Does this cover the full Class 8 Science syllabus?
Yes, every chapter of the Tamil Nadu State Board (Samacheer Kalvi) Science textbook is covered, including book-back exercises: multiple-choice questions, short answers and long answers.
Can I test myself on each chapter?
Yes. Every chapter page has free study tools — active-recall flashcards, a scored self-test, and a printable lesson plan — generated automatically from that chapter’s questions. No login needed.
Are the answers reliable?
Answers follow the Samacheer Kalvi Science textbook for Class 8; many are marked verified after review. You always see the question and its answer together so you can check against your book.