CBSE Class 12 Biology syllabus 2023-24

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CBSE Class 12 Biology syllabus is drilling for board exam mixtures. Referring to the syllabus will help you learn the curriculum for the Biology subject smoothly, helping you to sustain track of all the topics and divisions to be defeated for keep exams. The syllabus covers the marking design of the Biology exam that can help you select which issues to cover first and how to progress with the learning. The syllabus also couples topics for reasonable examination, directed books, and the internal examination registering project for Class 12 Biology. 


Class 12 Biology Syllabus comprises topics like asexual replication – binary fission, the untruth of the flower, seed dispersal significance, budding, sporulation, and fragmentation, vegetative multiplication, pollination, and fruit corresponding. You will also study the thoughts of the kingdom such as codominance, chromosomes, blood collections, and genes. You will learn about DNA, RNA, genetic code, gene character, and how life started and was produced. Other topics include how various citizens live in appropriate habitats, ecosystems, and fellowship qualities. 


You can the CBSE Class 12 Biology syllabus of the website efficiently for your firm. Along with the Class 12 syllabus for Biology, arrangements, and study detailers. You can intrigue in our live classes, we also proffer a comprehensive CBSE study object. This includes chapter notes, revision notes, mindmaps, mock tests, test series, where will teach you all the basic to multiple ideas in the easy-to-understand dictionary. Our study rocks are based on the most delayed CBSE syllabus and exam copy for Class 12 Biology. 


Chapter-wise CBSE Class 12 Biology Syllabus 


The Class 12 Biology syllabus for 2023-24 attempts 5 units and 16 chapters. These units comprise 70 marks in total while 30 marks are allocated to extensive analysis and subjective estimates. 

CBSE Class 12 Biology Syllabus.


Unit 1: Reproduction 

Reproduction, flower structure, modes of propagation, sexual and asexual reproduction, pollination, vegetative breeding in scrubs, male and female conceptive systems, procreative spirit, birth control 

14 marks


Unit 2: Genetics and Evolution 

Principles of inheritance and correction, biological evolution, central conviction, Lamarck’s theory of use and disuse of organs, Darwin’s theory of improvement, Mendelian inheritance, inheritance of blood groups, chromosome theory of inheritance, sex stamina, DNA fingerprinting, evolution, the arrangement of DNA and RNA, Hardy – Weinberg’s principle, human progression 

18 marks


Unit 3: Biology and Human Welfare 

Human health and diseases, microbes in food processing, bio-gas fertilizers, the outside system in human beings, parasites causing human viruses, plant breeding, single-cell protein, antibiotics, vaccination, animal husbandry, bio-control operators 

14 marks


Unit 4: Biotechnology and Its Applications 

Biotechnology, its principles, genetically changed organisms, human insulin, employment of biotechnology in strength and agriculture, RNA arrest, gene therapy, biosafety issues,human insulin, employment of biotechnology in strength and agriculture, and importance, genetic engineering

10 marks


Unit 5: Ecology and Environment 

Organisms and populations, air pollution, habitat and niche, people communications, biosphere reserves, environmental issues, conservation of biodiversity, contaminated waste management, solid waste supervision, ozone layer depletion, ecological adaptations, structure and expectations of the ecosystem, loss of biodiversity, ecosystem, national diamonds, wildlife, and deforestation 

14 marks



70 Marks 


CBSE Class 12 Biology Syllabus FAQs


#1 Why is the Class 12 Biology Syllabus fixed? 

Class 12 Biology syllabus is a critical life that helps you in study unfolding for the board exam. When you have a file of all the points to be examined for the exam, you can formulate a study plan consequently. The syllabus also helps you clasp a certificate of all your scholarship courses. You can color-code the topics based on their assessment or the questions that you have developed and are yet to be prepared. The syllabus also intimates the exam model and the marking design for biology Class 12. 


#2 What is the synopsis for CBSE Class 12 Biology operative test? 

The practical examination compounds 30 marks in total. Students will be assessed based on one major investigation, viva voce, one minor exercise, slide formation, practical record, spotting, and project record. 


#3 How to assist with the Class 12 Biology exam? 

  • Read the CBSE syllabus for Class 12 Biology accurately and distinguish the exam study and sealing design. 
  • Complete all the basic techniques and do not study any further topics. Prefer licenses only for NCERT books. 
  • Use flashcards to memorize crucial terms and diagrams, for instance, the building of a meeting et cetera
  • Practice previous year board exam papers and sample papers to understand your areas of softness and powers in the subject 
  • Take online CBSE coaching from skillful tutors to learn all the typical assumptions of biology and biotechnology with satisfaction 

#4 How can AskIITians help you to designate Class 12 Biology? 

the total syllabus for CBSE Class 12 Biology 2023-24 from the askIITians website and raise your right with our study supplies. We follow the latest CBSE guidelines and exam fertile to perform the best study estimates for Class 12 Biology: 

  • Chapter Notes, Revision Notes 
  • Online lessons, Live Classes, Pre-recorded
  • Previous Year Papers for Class 12 Biology 
  • Class 12 Biology NCERT Solutions 
  • Mindmaps, Flashcards, Study Planners 
  • Chapter tests, Unit tests & more!