Samacheer Class 7 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
Term 2
Term 3
More Class 7 subjects
More Class 7 subjects
Frequently Asked Questions
Are these Samacheer Kalvi Class 7 Science book back answers free?
Yes. All 19 chapters of Class 7 Science — with 579+ textbook questions and answers — are free to read on Brain Grain with no sign-up required.
Does this cover the full Class 7 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 7; many are marked verified after review. You always see the question and its answer together so you can check against your book.