Punjab Board Class 9 Science — Important Questions
Punjab Board Class 9 Science important questions, chapter by chapter — 223 questions with answers across 5 chapters. Follows the PSEB syllabus.
How to use this page
Each chapter below has important questions with answers for Class 9 exams. Write your answers out before checking — reading alone doesn't build exam speed.
Chapter-wise Important Questions — 5 Chapters
Which state of matter has a definite shape and a definite volume?
Which of the following correctly describes a liquid?
In which state of matter are the particles most closely packed with maximum force of attraction?
A beam of light is passed through three different samples: (i) copper sulphate solution, (ii) milk diluted in water, and (iii) chalk powder in water left undisturbed for 10 minutes. Which observation is CORRECT?
Brass is an alloy of approximately 70% copper and 30% zinc. Why is brass considered a mixture and not a compound?
A solution of sodium chloride in water is prepared at 293 K. If 36 g of NaCl is dissolved in 100 g of water to make a saturated solution, what is the mass by mass percentage concentration?
The symbol 'Fe' for iron is derived from which language?
What is the atomicity of a sulphur molecule?
What is the correct chemical formula for aluminium oxide, where aluminium has valency 3 and oxygen has valency 2?
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Where can I find Punjab Board Class 9 Science Important Questions?
This page has important questions for 5 chapters of Punjab Board Class 9 Science for the 2026-27 session. Each chapter links to its own page with the full set.
How should I prepare for Punjab Board Class 9 Science exams?
Go through the syllabus first, then work chapter by chapter: learn the ideas, practise questions, and revise with notes and flashcards. Leave time at the end to revise every chapter once more under timed conditions.
Which chapters of Punjab Board Class 9 Science should I practise first?
Start with the chapters you find hardest and the ones your teacher flags as high-weightage, then cover the rest. Each chapter page lists its important questions with answers.
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