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CBSE Class 8

Exam & practice collection

CBSE Class 8 Science Extra Questions

Additional practice questions beyond textbook exercises for Class 8 Science.

38 PDFs 18 chapters

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Choose a Science chapter to find practice PDFs.

Conservation of Plants and Animals 3 resources Stars and the Solar System 3 resources Cell – Structure and Functions 2 resources Chemical Effects of Electric Current 2 resources Coal and Petroleum 2 resources Combustion and Flame 2 resources Crop Production and Management 2 resources Force and Pressure 2 resources Friction 2 resources Metals and Non-metals 2 resources Microorganisms 2 resources Pollution of Air and Water 2 resources Reaching the Age of Adolescence 2 resources Reproduction in Animals 2 resources Some Natural Phenomena 2 resources Sound 2 resources Synthetic Fibres and Plastics 2 resources Light 1 resource

All Extra Questions PDFs

38 resources · browse by chapter or choose a paper · page 2 of 2
Crop Production and Management Class 8 Extra Questions Crop Production and Management · 2020 · 59 downloads Synthetic Fibres and Plastics Class 8 Extra Question Answers Synthetic Fibres and Plastics · 2020 Materials Metals and Non Metals Class 8 Extra Questions Metals and Non-metals · 2020 Combustion and Flame CBSE Class 8 Extra Questions Combustion and Flame · 2020 Conservation of Plant and Animals Class 8 Extra questions Conservation of Plants and Animals · 2020 Cell Structure and Function Class 8 Extra Question Answers Cell – Structure and Functions · 2020 Reaching the Age of Adolescence Class 8 Extra Question Answers Reaching the Age of Adolescence · 2020 Force And Pressure CBSE Class 8 Extra Question Answers Force and Pressure · 2020 Friction CBSE Class 8 Science Extra Questions Answers Friction · 2020 Sound CBSE Class 8 Extra Questions Science Sound · 2020 Chemical Effects Of Electric Current Class 8 Extra Question Answers Chemical Effects of Electric Current · 2020 Some Natural Phenomena Class 8 Extra Question Answers Some Natural Phenomena · 2020 Stars And The Solar System Class 8 Extra Question Answers Stars and the Solar System · 2020 Coal And Petroleum Class 8 Extra Question Answers Coal and Petroleum · 2020 Pollution Of Air And Water Class 8 Extra Question Answers Pollution of Air and Water · 2020 Stars and the Solar System Class 8 Extra Questions Stars and the Solar System · 2019 Reproduction in Animals Class 8 Extra Questions Reproduction in Animals · 2021 Conservation of Plants and Animals Class 8 Extra Questions Conservation of Plants and Animals · 2019

Frequently asked questions

How many Class 8 Science Extra Questions PDFs are available on Ribblu?

This collection currently lists 38 approved Extra Questions resources for CBSE Class 8 Science, updated as new papers are uploaded.

Are these Extra Questions papers free to download?

You can browse resources on Ribblu for free. Guests get 1 free PDF download every 30 days (any one paper). After that, create a free Ribblu account (you get 200 points on signup); further downloads use 25 Ribblu points each (earn points by uploading papers or writing school reviews). Re-downloading a paper you already own on your account is free.

Which Science chapters have Extra Questions practice?

Popular chapters with Extra Questions content include Conservation of Plants and Animals, Stars and the Solar System, Cell – Structure and Functions. Use the chapter links on this page to open topic-specific collections.

Are these Extra Questions questions aligned with CBSE Class 8 pattern?

Resources are uploaded from schools and educators across India and tagged for Extra Questions practice. Check individual PDFs for marking scheme or answer keys where included.

Can teachers use these Science Extra Questions PDFs in class?

Yes. Teachers may print or share links for classroom tests, revision sessions, and homework assignments.

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