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CBSE Class 12 Biology MCQ — Chapter-Wise Practice

Practise CBSE Class 12 Biology MCQs chapter by chapter with the correct answer and a step-by-step solution for every question, plus real previous-year board papers. Free 7-day trial.

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Previous-year board papers

1,196 questions from 40 real CBSE Class 12 papers, 2016–2025.

SubjectPYQ questionsPapersYears
Biology290102016–2025

Class 12 Biology chapters (13)

Chapter 1
Sexual Reproduction in Flowering Plants
279 questions
Chapter 2
Human Reproduction
372 questions
Chapter 3
Reproductive Health
372 questions
Chapter 4
Principles of Inheritance and Variation
372 questions
Chapter 5
Molecular Basis of Inheritance
372 questions
Chapter 6
Evolution
372 questions
Chapter 7
Human Health and Disease
372 questions
Chapter 8
Microbes in Human Welfare
372 questions
Chapter 9
Biotechnology: Principles and Processes
372 questions
Chapter 10
Biotechnology and its Applications
372 questions
Chapter 11
Organisms and Populations
372 questions
Chapter 12
Ecosystem
372 questions
Chapter 13
Biodiversity and Conservation
279 questions

More Class 12 practice

Class 12 Physics MCQClass 12 Chemistry MCQClass 12 Maths MCQClass 12 Previous Year Questions

Frequently asked questions

Does TestSaathi have Class 12 Biology MCQs?

Yes. TestSaathi has chapter-wise Class 12 Biology questions (4,940 questions), each with the correct answer and a step-by-step solution, mapped to the CBSE syllabus.

Is it free?

You can start with a free 7-day trial — no card needed. A paid plan unlocks the full Class 12 question bank and all previous-year papers.

Is this for CBSE only?

Yes. TestSaathi follows the CBSE syllabus and NCERT chapters. It covers Class 12 Physics, Chemistry, Maths and Biology.

Can I get help with doubts?

Yes. The AI tutor explains any question step by step — type it or upload a photo of it.

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Chapter-wise practice with instant solutions, real previous-year papers, timed mock tests and an AI tutor. Free for 7 days, no card needed.

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