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CBSE Class 12

Exam & practice collection

CBSE Class 12 Biology MCQ Questions

Multiple choice questions (MCQ) for every major Biology chapter — quick revision and exam drill.

16 PDFs 16 chapters

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Choose a Biology chapter to find practice PDFs.

Biodiversity and Conservation 1 resource Biotechnology and its Applications 1 resource Biotechnology Principles and Processes 1 resource Ecosystem 1 resource Environmental Issues 1 resource Evolution 1 resource Human Health and Diseases 1 resource Human Reproduction 1 resource Microbes in Human Welfare 1 resource Molecular Basis of Inheritance 1 resource Organisms and Populations 1 resource Principles of Inheritance and Variation 1 resource Reproduction in Organisms 1 resource Reproductive Health 1 resource Sexual Reproduction in Flowering Plants 1 resource Strategies for Enhancement in Food Production 1 resource

All MCQ Questions PDFs

16 resources · browse by chapter or choose a paper
Biology MCQs for Class 12 with Answers Chapter 16 Environmental Issues Environmental Issues · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 15 Biodiversity and Conservation Biodiversity and Conservation · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 14 Ecosystem Ecosystem · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 13 Organisms and Populations Organisms and Populations · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 12 Biotechnology and its Application Biotechnology and its Applications · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 11 Biotechnology Principles and Processes Biotechnology Principles and Processes · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 10 Microbes in Human Welfare Microbes in Human Welfare · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 9 Strategies for Enhancement in Food Production Strategies for Enhancement in Food Production · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 8 Human Health and Diseases Human Health and Diseases · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 7 Evolution Evolution · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 6 Molecular Basis of Inheritance Molecular Basis of Inheritance · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 5 Principles of Inheritance and Variation Principles of Inheritance and Variation · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 4 Reproductive Health Reproductive Health · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 3 Human Reproduction Human Reproduction · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 2 Sexual Reproduction in Flowering Plants Sexual Reproduction in Flowering Plants · 2022 Answer key Biology MCQs for Class 12 with Answers Chapter 1 Reproduction in Organisms Reproduction in Organisms · 2022 Answer key

Frequently asked questions

How many Class 12 Biology MCQ PDFs are available on Ribblu?

This collection currently lists 16 approved MCQ resources for CBSE Class 12 Biology, updated as new papers are uploaded.

Are these MCQ 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 Biology chapters have MCQ practice?

Popular chapters with MCQ content include Biodiversity and Conservation, Biotechnology and its Applications, Biotechnology Principles and Processes. Use the chapter links on this page to open topic-specific collections.

Are these MCQ questions aligned with CBSE Class 12 pattern?

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

Can teachers use these Biology MCQ PDFs in class?

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

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