CBSE Class 8 Science Worksheets: CBSE Class 8 Science is an important subject because it builds the concepts that students will study in higher classes. Topics such as Force, Light, Matter, Electricity, Pressure, Earth and Space, and Living Organisms help students develop scientific thinking and problem-solving skills. A good understanding of these chapters makes Class 9 and Class 10 Science much easier.
The best way to strengthen these concepts is by solving CBSE Class 8 Science Worksheets with Answers. These CBSE worksheets give students enough practice with different question types, cbse MCQs, Fill in the Blanks, Very Short Answer Questions, Short Answer Questions, Long Answer Questions, Assertion and Reason, and Higher Order Thinking Skills (HOTS) questions.
At Shiksha Nation, students can download chapter-wise Class 8 Science Worksheets with detailed answers in printable PDF format. These CBSE Class 8 worksheets follow the latest CBSE Board curriculum and NCERT Solutions, making them useful for daily practice, homework, revision, and annual exam preparation.
CBSE Class 8 Science Worksheets with Answers – Free PDF Download
Shiksha Nation provides free Class 8 Science Worksheets with answers that are prepared by experienced teachers according to the latest CBSE and NCERT syllabus. Every worksheet is carefully designed to help students understand concepts clearly while improving their question-solving skills.
Each worksheet includes a balanced mix of objective and descriptive questions. Students can practise chapter-wise questions, check their answers using the provided solutions, and identify the topics that need more revision.
These printable PDF worksheets are suitable for classroom learning, home practice, revision before unit tests, half-yearly examinations, and final exams. Regular practice helps students improve their confidence, accuracy, and time management.
Download the latest CBSE Class 8 Science Worksheets with Answers PDF from Shiksha Nation and prepare for your examinations with confidence.
CBSE Class 8 Science Worksheets with Answers Chapter wise PDF
| S.No. | Chapter Name |
|---|---|
| 1 | Chapter 1 – Exploring the Investigative World of Science |
| 2 | Chapter 2 – The Invisible Living World: Beyond Our Naked Eye |
| 3 | Chapter 3 – Health: The Ultimate Treasure |
| 4 | Chapter 4 – Electricity: Magnetic and Heating Effects |
| 5 | Chapter 5 – Exploring Forces |
| 6 | Chapter 6 – Pressure, Winds, Storms, and Cyclones |
| 7 | Chapter 7 – Particulate Nature of Matter |
| 8 | Chapter 8 – Nature of Matter: Elements, Compounds, and Mixtures |
| 9 | Chapter 9 – The Amazing World of Solutes, Solvents, and Solutions |
| 10 | Chapter 10 – Light: Mirrors and Lenses |
| 11 | Chapter 11 – Keeping Time with the Skies |
| 12 | Chapter 12 – How Nature Works in Harmony |
| 13 | Chapter 13 – Our Home: Earth, a Unique Life-Sustaining Planet |
Note: All worksheets are available in printable PDF format with detailed solutions for easy self-study.
Worksheet Important Questions with answers
Below are additional worksheet practice problems with answers for each chapter. These are suitable for a CBSE Class 8 Science Worksheets with Answers for exam preparation. The questions cover different difficulty levels and follow the latest CBSE competency-based approach.
Chapter 1: Exploring the Investigative World of Science Worksheet
1. Which step comes first in a scientific investigation?
A. Observation
B. Conclusion
C. Experiment
D. Report
Answer: A. Observation
2. A scientific hypothesis is:
A. A proven fact
B. An educated guess
C. A formula
D. A law
Answer: B. An educated guess
Science begins with careful __________.
Answer: Observation
The final step of an investigation is drawing a __________.
Answer: Conclusion
Short Answer Questions
Q1. Why is observation important in science?
Answer:
Observation helps us collect accurate information about objects and events. It is the first step in understanding any scientific problem.
Q2. What is a hypothesis?
Answer:
A hypothesis is a possible explanation or prediction that can be tested through experiments.
Long Answer Question
Q. Explain the steps involved in a scientific investigation.
Answer:
A scientific investigation starts with observing a problem. Then a question is asked. A hypothesis is prepared based on the observation. Experiments are conducted to test the hypothesis. The collected data is analysed, and finally a conclusion is drawn.
Chapter 2: The Invisible Living World Worksheet
1. Which instrument is used to observe bacteria?
A. Telescope
B. Microscope
C. Binocular
D. Magnifying Glass
Answer: B
2. Yeast is a:
A. Virus
B. Fungus
C. Plant
D. Animal
Answer: B
Fill in the Blanks
Microorganisms cannot be seen with our ________ eyes.
Answer: Naked
Bacteria reproduce by ________.
Answer: Binary fission
Short Answer
Q. Name two useful microorganisms.
Answer:
Lactobacillus
Yeast
Long Answer
Q. Mention the advantages and disadvantages of microorganisms.
Answer:
Useful microorganisms help in making curd, bread, medicines, vaccines, and improve soil fertility. Harmful microorganisms cause diseases in humans, animals, and plants. Some also spoil food and damage crops.
Chapter 3: Health – The Ultimate Treasure Worksheet
Which vitamin helps maintain healthy eyesight?
A. Vitamin A
B. Vitamin C
C. Vitamin D
D. Vitamin K
Answer: A
Which disease spreads through contaminated water?
A. Malaria
B. Cholera
C. Dengue
D. Measles
Answer: B
Q. Why is a balanced diet important?
Answer:
A balanced diet provides all essential nutrients required for growth, energy, immunity, and proper functioning of the body.
Q. Explain five healthy habits for a healthy life.
Answer:
Eat nutritious food.
Exercise daily.
Drink clean water.
Maintain personal hygiene.
Sleep for 7–8 hours every day.
Chapter 4: Electricity – Magnetic and Heating Effects
Electric current is measured in:
A. Volt
B. Ampere
C. Watt
D. Ohm
Answer: B
Which material is a good conductor?
A. Plastic
B. Rubber
C. Copper
D. Wood
Answer: C
Q. What is an electromagnet?
Answer:
An electromagnet is a temporary magnet produced when electric current flows through a coil wound around an iron core.
Q. Explain the heating effect of electric current with an example.
Answer:
When electric current passes through a conductor, heat is produced. This is called the heating effect of current. Electric irons, heaters, kettles, and geysers work using this principle.
Chapter 5: Exploring Forces
Force is measured using:
A. Spring balance
B. Thermometer
C. Clock
D. Barometer
Answer: A
SI unit of force is:
A. Joule
B. Newton
C. Watt
D. Pascal
Answer: B
Q. What are contact forces?
Answer:
Contact forces act only when two objects touch each other, such as muscular force and frictional force.
Q. State the effects of force.
Answer:
Force can:
Move an object.
Stop a moving object.
Change direction.
Change speed.
Change shape.
Chapter 6: Pressure, Winds, Storms and Cyclones
Pressure is equal to:
A. Force × Area
B. Force ÷ Area
C. Area ÷ Force
D. Force + Area
Answer: B
Cyclones generally develop over:
A. Mountains
B. Oceans
C. Deserts
D. Forests
Answer: B
Q. What causes winds?
Answer:
Uneven heating of the Earth's surface creates pressure differences that cause air to move from high-pressure areas to low-pressure areas.
Chapter 7: Particulate Nature of Matter
Matter is made up of:
A. Cells
B. Particles
C. Energy
D. Atoms only
Answer: B
Q. State two characteristics of particles of matter.
Answer:
They are continuously moving.
There are spaces between them.
Chapter 8: Elements, Compounds and Mixtures
Water is a:
A. Element
B. Compound
C. Mixture
D. Metal
Answer: B
Q. Differentiate between elements and compounds.
Answer:
| Element | Compound |
|---|---|
| Made of one type of atom | Made of two or more elements |
| Cannot be broken chemically | Can be broken chemically |
Chapter 9: Solutes, Solvents and Solutions
Salt dissolved in water forms a:
A. Mixture
B. Solution
C. Suspension
D. Compound
Answer: B
Q. Define solute and solvent.
Answer:
A solute is the substance that dissolves, while the solvent is the substance that dissolves the solute.
Chapter 10: Light – Mirrors and Lenses
A plane mirror forms:
A. Real image
B. Virtual image
C. Inverted image
D. Magnified image
Answer: B
Q. State two uses of concave mirrors.
Answer:
Used in vehicle headlights.
Used by dentists.
Chapter 11: Keeping Time with the Skies
Earth completes one revolution in:
A. 24 hours
B. 30 days
C. 365¼ days
D. 12 months
Answer: C
Q. Why do we experience seasons?
Answer:
Seasons occur because the Earth's axis is tilted and it revolves around the Sun.
Chapter 12: How Nature Works in Harmony
Plants are called:
A. Consumers
B. Producers
C. Decomposers
D. Carnivores
Answer: B
Short Answer
Q. Define ecosystem.
Answer:
An ecosystem is a community of living organisms interacting with each other and with their physical environment.
Chapter 13: Our Home – Earth
Which layer protects Earth from harmful UV rays?
A. Troposphere
B. Ozone Layer
C. Mantle
D. Crust
Answer: B
Q. Why is Earth called a unique planet?
Answer:
Earth is called a unique planet because it has liquid water, oxygen-rich air, a suitable temperature, fertile soil, and a protective atmosphere. These conditions support millions of living organisms, making Earth the only known planet where life exists.
Bonus Competency-Based Questions
Case Study 1
Riya noticed that wet clothes dried faster on a sunny and windy day than on a cloudy day.
Questions
Which process is responsible for drying clothes?
Answer: Evaporation
Why do clothes dry faster on windy days?
Answer: Wind carries away water vapour, increasing the rate of evaporation.
Assertion and Reason
Assertion: Friction always opposes motion.
Reason: Friction acts in the direction opposite to the movement of an object.
A. Both are true and Reason correctly explains Assertion.
Answer: A
Download Chapter-wise Class 8 Science Worksheets PDF
Every worksheet available at Shiksha Nation follows the latest NCERT textbook and CBSE guidelines. The worksheets include practice questions, answer keys, and concept-based exercises to help students revise each chapter thoroughly.
Students can download individual chapter worksheets and practise them anytime. After completing each worksheet, they can compare their answers with the provided solutions to understand their mistakes and improve their performance.
How to Prepare for Exams Using Class 8 Science Worksheets
Science becomes easier when students revise regularly and solve enough practice questions. Follow these simple steps to prepare effectively:
- Create a Study Plan: Divide your syllabus into small parts and study one chapter at a time. Spend more time on difficult chapters.
- Revise NCERT First: Before solving worksheets, read the complete NCERT Solutions for class 8 science chapter carefully and understand every concept.
- Solve Chapter-wise Worksheets: Download the worksheets from Shiksha Nation and practise questions after completing each chapter.
- Check Your Answers: Compare your answers with the provided solutions. Find your mistakes and revise those topics again.
- Practise Every Week: Solve worksheets regularly instead of studying only before exams. This improves memory and confidence.
- Improve Speed: Set a timer while solving worksheets to improve your speed and time management during examinations.
Benefits of CBSE Class 8 Science Worksheets with Answers
Regular practice with worksheets helps students understand concepts more clearly and prepares them for school examinations.
- Better Concept Clarity: Students understand scientific concepts through repeated practice and application-based questions.
- Improves Exam Preparation: Worksheets include different types of questions commonly asked in school examinations.
- Builds Confidence: Solving chapter-wise worksheets regularly reduces exam fear and increases confidence.
- Develops Problem-Solving Skills: Students learn logical thinking and analytical skills by solving HOTS and reasoning questions.
- Easy Self-Assessment: Answer keys help students evaluate their performance without waiting for teacher feedback.
- Printable and Convenient: Students can download PDF worksheets and practise them anytime at home or school.
- Supports Regular Revision: Daily worksheet practice helps students remember important concepts for a longer time.
- Prepared by Experts: All worksheets at Shiksha Nation are designed according to the latest CBSE curriculum and NCERT books.
Why Choose Shiksha Nation for Class 8 Science Worksheets?
Shiksha Nation provides high-quality study resources that make learning simple and effective. Our Class 8 Science Worksheets with Answers are prepared by experienced educators and updated according to the latest CBSE syllabus.
Along with worksheets, students can also access NCERT Solutions, important questions, sample papers, previous year papers, revision notes, and other study materials to strengthen their preparation across all subjects.
Whether you are preparing for school tests, annual examinations, or building a strong foundation for higher classes, Shiksha Nation offers reliable learning resources to help you succeed.
