Solving PYQs is not the same as practising them. Two students can attempt the same questions and improve at completely different speeds, and the difference is almost always what they do after answering.
Practise PYQs in this order: finish a chapter, attempt its PYQs without help, check every answer, write down why you missed each one, revisit missed questions after a few days, then move to full timed papers near the end. Attempt first, always. The review is where the learning happens.
How do you practise PYQs step by step?
1. Finish one chapter first
Study the chapter once from NCERT or your notes. You do not need to have mastered it; you need enough exposure that a question can hit something you have seen. PYQs are a test of learning, not a substitute for it.
2. Attempt every question before you look at the answer
This is the rule that matters most. Reading a question and then reading its answer feels like practice but is just reading. Commit to an answer first, even a guess. For written questions, write your answer (or at least outline the points) before comparing with the model answer.
3. Read the explanation, including for questions you got right
A correct answer reached by luck or elimination is a hidden gap. Read the reasoning. If you could not have explained the answer to a friend, count it as half-right.
4. Name the reason you missed it
Every mistake belongs to one of three groups: you did not know the concept, you misread the question, or you slipped on a formula, unit or diagram. The fix is different for each: revise, slow down, or drill. Two minutes of labelling saves hours of aimless revision. There is a longer version in how to find your weak areas.
5. Revisit missed questions after a few days
Do not immediately redo what you just got wrong; you will simply remember the option. Come back after two or three days, then again after a week. If a question is right both times, retire it. This spacing is what moves knowledge into long-term memory (see why active practice beats passive reading).
6. Finish with timed full papers
Once most chapters are done, attempt whole papers in exam conditions, then analyse them the same way as chapter sets. The trade-offs are covered in chapter-wise vs full-paper practice.
How many PYQs should you do in a day?
Consistency beats volume. Ten to fifteen focused questions a day, with proper review, will beat a weekend binge of a hundred. If you have more time, spend it on reviewing mistakes, not on more new questions. The 15-minute daily practice rule shows how to make this stick.
What should you focus on for each question type?
| Format | What to focus on |
|---|---|
| MCQs | Why each wrong option is wrong. See MCQ practice. |
| Assertion-Reason | Judge each statement separately, then the link. See the Assertion-Reason guide. |
| Short and long answers | Number of points to match the marks; correct terms; labelled diagrams. |
| Case-based | Reading the passage first, then applying a chapter concept. See the case-based guide. |
How does MindVsYou support this method?
The MindVsYou practice flow mirrors these steps. You choose a chapter (and narrow to a subtopic if you want), questions come one at a time, objective answers are marked instantly with an explanation, and for written questions you reveal the model answer and rate yourself honestly. Your chapter-wise accuracy builds up as you go, and dedicated revision modes bring back the MCQs you got wrong and the written questions you rated as missed or partly right.
Frequently asked questions
Should I look at the answer if I am stuck on a PYQ?
Give it a genuine attempt first, then look. Even a wrong guess primes your memory, so the explanation sticks better than if you had read the answer cold.
How long should I spend on one PYQ?
As a rough guide, about a minute for a 1-mark MCQ, and the marks-based time you would have in the exam for written answers. Practise thinking within those limits.
Do I need to write out written answers, or is thinking them enough?
Writing (or at least outlining every point) is better. Thinking an answer feels complete, but writing shows you what you missed.
What if I get most PYQs of a chapter wrong?
That chapter needs concept revision before more practice. Re-read NCERT for it, then retry the PYQs a few days later.
Can I practise PYQs offline?
Yes. MindVsYou lets you download a whole past paper with its answer key, plus printable chapter-wise MCQ and written-question sets with answers, for paper practice.
Practise real CBSE Class 10 Science PYQs, free
Pick a chapter at quiz.mindvsyou.io, answer one question at a time, get instant feedback, and come back to what you missed. You can try it as a guest — no app to install.