Class 12 🧬 Biology Practice
172752 free Biology practice questions for Class 12. Choose a chapter below to start practicing with instant results and explanations.
172752
Total Qs
16
Chapters
Chapters in Biology
1
Reproduction in Organisms
4798 questions
2 topics
1474 Easy
2338 Med
986 Hard
2
Sexual Reproduction in Flowering Plants
9532 questions
4 topics
2900 Easy
4708 Med
1924 Hard
5
Principles of Inheritance and Variation
9684 questions
4 topics
3004 Easy
4848 Med
1832 Hard
6
Molecular Basis of Inheritance
11935 questions
5 topics
3595 Easy
5905 Med
2435 Hard
8
Human Health and Disease
14875 questions
5 topics
4605 Easy
7345 Med
2925 Hard
9
Strategies for Enhancement in Food Production
11460 questions
4 topics
3504 Easy
5656 Med
2300 Hard
10
Microbes in Human Welfare
11628 questions
4 topics
3536 Easy
5736 Med
2356 Hard
11
Biotechnology: Principles and Processes
11952 questions
4 topics
3696 Easy
5860 Med
2396 Hard
12
Biotechnology and its Applications
11832 questions
4 topics
3432 Easy
5956 Med
2444 Hard
13
Organisms and Populations
8526 questions
3 topics
2631 Easy
4212 Med
1683 Hard
15
Biodiversity and Conservation
9291 questions
3 topics
2763 Easy
4653 Med
1875 Hard
More Class 12 Subjects
Class 12 Biology — Practice Questions Online Free
Practice 172752+ free Biology MCQs for Class 12 organized across 16 chapters. Our question bank covers the entire Class 12 Biology syllabus with questions ranging from easy to hard difficulty.
Each chapter includes multiple topics, and every question comes with a detailed explanation. Take timed quizzes to simulate exam conditions, or practice at your own pace. Track your progress with leaderboards and improve your Biology scores.