Class 10 Science practice tests
Choose a chapter below and complete the questions without checking your notes first. After finishing, review the explanations for questions you answered incorrectly or found difficult. This helps identify specific scientific ideas, processes and calculations that need more revision.
What Class 10 Science practice should help you develop
Class 10 Science combines factual knowledge with scientific reasoning. Students need to recognise processes, understand relationships between variables, interpret observations and apply formulas correctly. These tests are designed to support each of these skills.
Understand concepts
Learn why a process occurs rather than remembering only its name or definition.
Interpret observations
Connect experimental changes, biological responses and physical effects with the principles that explain them.
Apply formulas
Practise selecting the correct relationship and substituting values carefully in numerical Science questions.
Review weak chapters
Use incorrect answers to identify which concepts require more textbook or classroom revision.
How the Science chapters fit together
Class 10 Science includes Chemistry, Biology, Physics and Environmental Science. Grouping chapters into these larger areas can make revision more organised and help students recognise connections between related concepts.
Chemistry
Focus on substances, reactions, properties and chemical changes.
- Chemical Reactions
- Acids, Bases and Salts
- Metals and Non-metals
Biology
Study how living organisms maintain essential functions and coordinate responses.
- Life Processes
- Control and Coordination
Physics
Apply physical laws, formulas and models to electricity and optical phenomena.
- Electricity
- Light
Environment
Connect organisms, food relationships and human activity with ecosystem stability.
- Ecosystems
- Food chains
- Waste
- Environmental balance
How to use Science MCQs effectively
Multiple-choice questions are useful for checking understanding, but simply remembering the correct option is not enough. The most useful revision happens when you can explain the scientific reason behind the answer.
Explain your answer before checking
After selecting an option, briefly explain to yourself why it should be correct. If you cannot explain the reason, review the concept even if your answer turns out to be right.
Choose one chapter
Focus on a single topic so you can clearly identify which concepts are strong and which need more work.
Complete all 20 questions
Attempt the test without notes first so the result reflects your current understanding.
Review incorrect answers
Identify whether the problem came from a definition, scientific process, formula or interpretation error.
Return to the textbook
Review diagrams, experiments, equations and worked examples related to the weak concept.
Repeat after revision
Attempt the chapter again later and check whether you can now explain the answers without relying on memory from the previous attempt.
Common mistakes to avoid in Class 10 Science
Science questions often combine definitions, observations and applications. An option may contain familiar words but still be incorrect because it describes the wrong process or reverses a cause-and-effect relationship.
Memorising chemical equations without understanding reactions
A balanced equation shows the relationship between reactants and products. Students should also recognise the type of reaction and the observations that may accompany it.
Confusing pH with the amount of a substance
The pH scale describes acidic or basic character. A lower pH indicates greater acidity, while a higher pH indicates greater basicity.
Mixing up biological processes
Nutrition, respiration, transport and excretion are connected but perform different functions. Learn the role of each process and the organs involved.
Using electrical formulas without checking units
Current, voltage, resistance, power and energy have different units and relationships. Write the known values with their units before selecting a formula.
Confusing reflection and refraction
Reflection involves light returning from a surface, while refraction involves a change in direction as light travels between media. The two processes require different rules.
Treating food chains as isolated lists
A food chain represents energy transfer through an ecosystem. Changes at one trophic level can influence organisms at other levels as well.
What to expect inside each Science test
Every Class 10 Science chapter uses the same simple format so students can concentrate on the subject rather than learning a different interface for each topic.
20 questions
Each complete test contains twenty questions focused on one Class 10 Science chapter.
Four options
Every question provides four possible answers from which the most appropriate option is selected.
Instant result
Results are available immediately so mistakes can be reviewed while the question is still fresh.
Explanations
Explanations clarify the concept, scientific process or calculation behind the correct answer.
Original Class 10 Science practice for revision
PSEBTest provides independently created educational practice material for students who want additional ways to revise Science online. Questions on this website are written for practice and are not copied from official Punjab School Education Board examination papers.
The Class 10 Science section includes topics from Chemistry, Biology, Physics and Environmental Science. Questions may present familiar concepts through different examples so students practise understanding scientific principles rather than memorising one exact question.
Online multiple-choice practice should be combined with textbook study, classroom teaching, diagrams, experiments, written calculations and teacher guidance. This is especially important for chapters such as Electricity and Light, where solving problems step by step is an important part of learning.
After completing a test, try classifying each mistake. Was it caused by a missing fact, confusion between two concepts, an incorrect formula, a calculation error or careless reading? Identifying the type of mistake makes revision more focused.
Class 10 Science FAQ
Common questions about using the Class 10 Science practice tests available on PSEBTest.
Are these official PSEB Class 10 Science questions?
How many questions are included in each Science test?
Do I need to register before taking a test?
Can I repeat the same test?
Should I memorise the explanations?
Should I do calculations on paper?
Can these tests replace my Science textbook?
Ready to practise Class 10 Science?
Begin with Chemical Reactions, complete all 20 questions and review the explanations for any reaction types, equations or concepts you were unsure about.
Start Chemical Reactions