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RBSE Class 12 Biology Syllabus 2024-25: The Rajasthan Board of Secondary Education provided the biology syllabus class 12 rbse on its official website. By going through the syllabus in detail, you can understand the rbse class 12 biology chapter wise weightage 2025. This will give you an idea about the important units. Different units are included in the syllabus to provide enhanced knowledge to you. Among all the 13 units, Human Health and Disease and Molecular Basis Of Inheritance consist of the highest weightage. You will find questions worth 6 marks for each of the units. Overall, the theory exam is of 56 marks and 14 marks are reserved for sessional assessment. In addition, a practical exam worth 30 marks is also conducted. For more information about the class 12th biology syllabus 2024-25 rbse, continue reading the article. Also check: RBSE Class 12 Biology model paper 2024-25
RBSE Class 12 Latest Updates
May 15, 2025: Rajasthan board is likely to release the class 12 result between May 19 and May 25, 2025. You will be able to check the result online by entering the login credentials on the official website. The board will also announce the names of toppers.RBSE Class 12 Biology Syllabus 2024-25: Download PDF
Click on the link below to get the rbse class 12 biology syllabus 2024-25 pdf. Download the PDF and check the names of all the units.
How To Download RBSE Class 12 Biology Syllabus 2024-25?
You can follow the steps given below and download the rbse class 12 biology syllabus 2025.
- Step 1 - Go to the official website of the RBSE at rajeduboard.rajasthan.gov.in.
- Step 2 - Check the options on the left side of the homepage.
- Step 3 - Select the अनुदेशिका 2020 एवं पाठयक्रम 2024-2025 (fourth option from the top) and click on it.
- Step 4 - A new page will open. Under पाठ्यक्रम 2025, click on the कक्षा 12 हेतु option
- Step 5 - Syllabus for all subjects will open. Download the file and search for the Biology syllabus.
RBSE Class 12 Biology Syllabus 2024-25: Course Structure
Check the following table to understand the rbse class 12 biology chapter wise weightage 2025. Accordingly, you can prioritize the chapters and prepare well for the board exams.
Units | Marks |
|---|---|
Sexual Reproduction in Flowering Plants | 5 |
Human Reproduction | 4 |
Reproductive Health | 2 |
Principles of Inheritance and Variation | 5 |
Molecular Basis Of Inheritance | 6 |
Evolution | 3 |
Human Health and Disease | 6 |
Microbes in Human Welfare | 5 |
Biotechnology: Principles and Processes | 4 |
Biotechnology and its Applications | 4 |
Organisms and Population | 4 |
Ecosystems | 5 |
Biodiversity and Conservation | 3 |
Total | 56 |
Download RBSE Class 12 Previous Year Question Paper
RBSE Class 12 Biology Syllabus 2024-25
The table includes the names of all the topics that are included in the unit wise rbse class 12 biology syllabus 2024-25 pdf:
Units | Topics |
|---|---|
Sexual Reproduction in Flowering Plants | The flower- an attractive part of angiosperm pre-fertilization structures and phenomena: stamens, microfibrils and pollinators, pistil, neoplasms and embryos, pollination, double fertilization, fertilization, post-formations and events, embryos, embryos, seeds, apomixis and polyembryony. |
Human Reproduction | The Male Reproductive System, The Female Reproductive System, Gametogenesis, Menstrual Cycle, Fertilisation and Implantation, Pregnancy and Embryonic Development, Parturition and Lactation. |
Reproductive Health | Reproductive health–problems and strategies, population stabilisation and birth control, medical termination of pregnancy, sexually transmitted diseases, infertility. |
Principles of Inheritance and Variation | Mendel’s Laws of inheritance, inheritance of one gene: law of dominance, law of segregation, co-dominance, inheritance of two genes: law of independent assortment, chromosomal theory of inheritance, linkage and recombination, polygenic inheritance, pleiotropy, sex determination: sex determination in honey bee and humans, mutation, genetic disorders: pedigree analysis, mendelian disorders-colour blindness, haemophilia, sickle-cell anaemia, phenylketonuria, thalassemia, chromosomal disorders. |
Molecular Basis Of Inheritance | The DNA, the search for genetic material, rna world, replication, transcription, genetic code, translation, regulation of gene expression, human genome project, dna fingerprinting. |
Evolution | Origin of life, evolution of life forms – a theory, what are the evidences for evolution?, what is adaptive radiation, biological evolution, mechanism of evolution, hardy – weinberg principle, a brief account of evolution, origin and evolution of man. |
Human Health and Disease | Common Diseases in Humans- Bacterial borne, Virus borne, fungal borne, protozoan and worm borne, Immunity - Innate Immunity, Acquired Immunity, Active and Passive Immunity, vaccination and Immunization, Allergies, Auto Immunity, Immune System in The Body, AIDS, CANCER, Drugs and Alcohol Abuse. |
Microbes in Human Welfare | Microbes in household products, microbes in industrial products, microbes in sewage treatment, microbes in production of biogas, microbes as biocontrol agents, microbes as biofertilisers. |
Biotechnology: Principles and Processes | Principles of biotechnology-genetic engineering, bioprocess engineering , tools of recombinant dna technology-restriction enzymes, cloning vectors, competent host (for transformation with recombinant DNA), processes of recombinant DNA technology-isolation of the genetic material (DNA), cutting of DNA at specific locations, amplification of gene of interest using pcr, insertion of recombinant dna into the host cell/organism, obtaining the foreign gene product, downstream processing. |
Biotechnology and its Applications | Biotechnological applications in agriculture, biotechnological applications in medicine-genetically engineered insulin, gene therapy, molecular diagnosis, transgenic animals, ethical issues. |
Organisms and Population | Populations, population attributes, population growth, life history variation, population interactions. |
Ecosystems | Ecosystem–structure and function, productivity, decomposition, energy flow, ecological pyramids. |
Biodiversity and Conservation | Biodiversity: patterns of biodiversity, loss of biodiversity, biodiversity conservation. |
Benefits of RBSE Class 12 Biology Syllabus 2024-25
Knowing the biology syllabus class 12 rbse in advance is helpful for you. It helps in completing the syllabus in time, planning a schedule, and more. Take a look at some of the benefits of being familiar with the syllabus in advance.
- Know the Marking Scheme - You can go through the syllabus and know the rbse class 12 biology chapter wise weightage 2025. You will know which chapter is more important and focus accordingly on the chapters.
- Prepare a Study Schedule - When preparing the rbse class 12 biology syllabus 2025, you can devote the required time to each of the chapters and complete the syllabus in time.
- Solve Questions - After completing the syllabus in the desired time, you can save time to solve questions. You can download the RBSE Class 12 Sample Paper 2024-25 and practice solving the variety of questions.
- Revise all Topics - Before going to appear for the final exam, it is important to revise the complete syllabus. When knowing the syllabus in advance, you can plan the preparation and revision according to the exam date. By completing the revision in advance, you can gain confidence to perform better in the final exams.
Keep visiting the page to get the recent updates about the RBSE Class 12 Biology syllabus 2024-25. As per the latest changes, students can prepare well and score high marks.
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FAQs
You can stick to the books prescribed by the RBSE for Class 12 Biology. This will give you the required knowledge and you will be able to solve the questions too.
It is necessary for you to appear for the RBSE Class 12 Biology practical exam. The Rajasthan board will conduct a practical exam of 30 marks. It is a chance for you to improve their overall score.
The Rajasthan board has released the RBSE Class 12 Biology syllabus 2024-25 in the PDF format. There are no changes made by the board. You can download the latest syllabus PDF and check the rbse class 12 biology chapter wise weightage 2025.
You can go through the latest syllabus and check the names of units included in the RBSE Class 12 Biology Syllabus. You can also check the marks allotted to each topic.
You can visit the official website of the Rajasthan board of secondary education. From the official website, you can download the RBSE Class 12 Biology Syllabus 2024-25 in the pdf format.
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