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CBSE Important Questions for Class 12 Biology

CBSE Important Questions for Class 12 Biology are prepared by the subject experts and are extensively helpful for students in their exam preparations. These important questions provide a strategy to prepare for various board examinations and other competitive exams.

Biology is the most important subject for students preparing for medical entrance exams, including  AIIMS, NEET, etc. Students aspiring to excel in the board and entrance examinations require deep knowledge and a thorough understanding of this subject. Therefore, the important questions for CBSE Class 12 Biology are essential for students to prepare for their exams.

For competitive examinations, students require an excellent level of preparation. Therefore, we cover all the CBSE Important Questions which are necessary for students preparing for both the Class 12 board and medical entrance examinations. All the questions in these materials are framed according to the NCERT textbook.

Class 12 Biology Important Questions

Click the links below to check the CBSE Class 12 Important Questions provided chapter-wise for Biology.

Important Questions Chapter 1: Reproduction in Organism
Important Questions Chapter 2: Sexual Reproduction in Flowering Plants
Important Questions Chapter 3: Human Reproduction
Important Questions Chapter 4: Reproductive Health
Important Questions Chapter 5: Principles of Inheritance and Variation
Important Questions Chapter 6: Molecular Basis of Inheritance
Important Questions Chapter 7: Evolution
Important Questions Chapter 8: Human Health and Diseases
Important Questions Chapter 9: Strategies for Enhancement in Food Production
Important Questions Chapter 10: Microbes in Human Welfare
Important Questions Chapter 11: Biotechnology – Principles and Processes
Important Questions Chapter 12: Biotechnology and Its Application
Important Questions Chapter 13: Organisms and Populations
Important Questions Chapter 14: Ecosystem
Important Questions Chapter 15: Biodiversity and Conservation
Important Questions Chapter 16: Environmental Issues

To practise more important questions and explore in-depth articles and videos, register at BYJU’s Biology. To find more useful study resources and materials, download BYJU’S App.

Also, Access Class 12 Biology Sample papers and Class 12 Biology Previous Year Question Papers.


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  1. nice mcq

  2. Excellent MCQ’s

  3. Thanks you