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CBSE Class 12 Biology Syllabus 2020-2021 - Detailed Syllabus - eSaral

This year CBSE board has revised the class 12 Biology Syllabus. The New revised syllabus of biology contains chapters like Genetics and Evolution, Biotechnology and its Applications, and others. If you are looking for a Detailed CBSE Class 12 biology syllabus then read this post till the end.

By going through the syllabus students will get an idea about all the units and chapters of class 12 Biology.

CBSE Class 12 Biology Syllabus 2020-2021

Unit Title Marks
VI Reproduction 14
VII Genetics and Evolution 18
VIII Biology and Human Welfare 14
IX Biotechnology and its Applications 12
X Ecology and Environment 12
  Total 70

CBSE Class 12 Biology Practicals

Evaluation Scheme Marks
One Major Experiment 5
One Minor Experiment 4
Slide Preparation 5
Spotting 7
Practical Record + Viva Voce (Credit to the students’ work over the academic session may be given) 4
Project Record + Viva Voce 5
Total 30


Class 12 Biology Chapters 

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

Class 12 Biology Syllabus includes lots of different Important topics of Biology. These topics will helps you to build a good foundation to learn Advanced Topics of Biology.

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If you have any Confusion related to Class 12 Biology Syllabus then feel free to ask in the comments section down below.

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