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CBSE Class 12 Biology Syllabus 2023-24: Download PDF

CBSE Class 12 Biology Syllabus 2023-24: Discover the new CBSE Class 12 Biology Syllabus for the academic year 2023-24, now accessible on the official CBSE board website. The board regularly updates the curriculum to make learning better for students. This time, there are a few changes in the Class 12 Biology syllabus compared to last year, so it's essential for students to know what's new.

To do well in Class 12 Biology, check out the CBSE Syllabus for Biology. It's a handy guide with all the important topics. Download the syllabus PDF from this page to get a good grasp of what you'll be studying. The CBSE Class 12 Biology Syllabus covers key areas like Reproduction, Genetics and Evolution, Biology and Human Welfare, Biotechnology and its Applications, and Ecology and Environment.

The CBSE Class 12 Syllabus also gives details about how each Biology topic is marked. Make sure to download the CBSE Class 12 Biology Syllabus PDF for 2023-24 using the link provided. Understanding the syllabus will help you plan your studies better and succeed in Biology this academic year.

CBSE Class 12 Biology Syllabus 2023-24 PDF: Download PDF

The CBSE Class 12 Biology curriculum has been updated to introduce students to new ideas and explore modern aspects of the subject. The goal is to highlight the fundamental principles that apply to animals, plants, and microorganisms, while also showing how Biology connects with other areas of knowledge. The curriculum is designed for easy understanding, following a clear sequence of concepts. It relates biology to real-life situations, incorporating technological advancements. This approach connects biological discoveries and innovations to everyday aspects like the environment, industry, health, and agriculture.

The revised curriculum emphasizes understanding and applying scientific principles. It ensures that students have plenty of opportunities to learn and appreciate basic concepts while maintaining a flexible framework. The prescribed syllabus aims to:

  • Foster understanding of basic Biology principles
  • Encourage learning about new knowledge and its relevance to individuals and society
  • Promote a rational and scientific approach to issues related to population, environment, and development
  • Increase awareness of environmental problems and their solutions
  • Instill an appreciation for the diversity of living organisms and respect for all living beings
  • Help students realize that complex biological phenomena are based on simple processes

The curriculum intends to provide students with a more contextual and systematic exploration of various branches of Biology as they study its different units.

CBSE Class 12 Biology 2023-24 Course Structure

Unit Topic Marks
VI Reproduction  16
VII Genetics and Evolution 20
VIII Biology and Human Welfare 12
IX Biotechnology and its Applications 12
X Ecology and Environment 10
TOTAL 70

Class 12 Biology Syllabus 2023-24 - Unit-VI: Reproduction

Class 12 Biology Syllabus 2023-24 Chapter-2: Sexual Reproduction in Flowering Plants

Explore the fascinating world of plant reproduction, delving into flower structure, the development of male and female gametophytes, and the intricate process of pollination. Gain insights into different pollination types, the agents involved, and real-world examples. Understand outbreeding devices, pollen-pistil interaction, and the captivating journey of double fertilization. Uncover the post-fertilization events, including the development of endosperm and embryo, seed formation, and fruit formation. Learn about special modes like apomixis, parthenocarpy, polyembryony, and discover the significance of seed dispersal and fruit formation.

Class 12 Biology syllabus 2023-24 Chapter-3: Human Reproduction

Embark on a journey through the human reproductive systems, exploring the microscopic anatomy of the testis and ovary. Delve into the fascinating processes of gametogenesis, including spermatogenesis and oogenesis. Gain insights into the menstrual cycle, fertilization, embryo development up to blastocyst formation, implantation, pregnancy, and the formation of the placenta. Get a basic understanding of parturition and lactation.

Class 12 Biology Syllabus 2023-24 Chapter-4: Reproductive Health

Understand the importance of reproductive health and the prevention of Sexually Transmitted Diseases (STDs). Explore the concepts of birth control, contraception methods, medical termination of pregnancy (MTP), amniocentesis, infertility, and assisted reproductive technologies like IVF, ZIFT, and GIFT for general awareness.

Class 12 Biology Syllabus 2023-24 - Unit-VII: Genetics and Evolution

Class 12 Biology Syllabus 2023-24 Chapter-5: Principles of Inheritance and Variation

Dive into the world of heredity and variation, exploring Mendelian inheritance and deviations from Mendelism. Understand concepts like incomplete dominance, co-dominance, multiple alleles, inheritance of blood groups, pleiotropy, and polygenic inheritance. Explore the chromosome theory of inheritance, sex determination, linkage, crossing over, and genetic disorders in humans.

Class 12 Biology Syllabus 2023-24 Chapter-6: Molecular Basis of Inheritance

Embark on a journey through the molecular basis of inheritance, including the search for genetic material, the role of DNA as genetic material, DNA and RNA structure, DNA replication, transcription, genetic code, translation, gene expression and regulation, and genome projects.

Class 12 Biology Syllabus 2023-24 Chapter-7: Evolution

Explore the origin of life, biological evolution, and evidences supporting it. Understand Darwin's contribution, the modern synthetic theory of evolution, mechanisms of evolution, gene flow, genetic drift, Hardy-Weinberg's principle, adaptive radiation, and human evolution.

Class 12 Biology Syllabus 2023-24 Unit-VIII: Biology and Human Welfare

Class 12 Biology Syllabus 2023-24 Chapter-8: Human Health and Diseases

Uncover the world of pathogens and parasites causing human diseases. Explore their control methods and gain basic concepts of immunology. Learn about diseases such as malaria, dengue, chikungunya, filariasis, and others. Explore the fundamentals of immunology, including vaccines, and gain insights into cancer, HIV, AIDS, and adolescence issues like drug and alcohol abuse.

Class 12 Biology Syllabus 2023-24 Chapter-10: Microbes in Human Welfare

Discover the crucial role of microbes in food processing, industrial production, sewage treatment, and energy generation. Understand their role as bio-control agents and bio-fertilizers. Explore the production and judicious use of antibiotics.

Class 12 Biology Syllabus 2023-24 Unit-IX: Biotechnology and its Applications

Class 12 Biology Syllabus 2023-24 Chapter-11: Biotechnology - Principles and Processes

Delve into the principles and processes of biotechnology, with a focus on genetic engineering and recombinant DNA technology.

Class 12 Biology Syllabus 2023-24 Chapter-12: Biotechnology and its Applications

Explore the applications of biotechnology in health and agriculture. Understand the production of human insulin and vaccines, stem cell technology, gene therapy, and the concept of genetically modified organisms (GMOs), including Bt crops and transgenic animals. Gain awareness of biosafety issues, biopiracy, and patents.

Class 12 Biology Syllabus 2023-24 Unit-X: Ecology and Environment

Class 12 Biology Syllabus 2023-24 Chapter-13: Organisms and Populations

Study population interactions, including mutualism, competition, predation, and parasitism. Explore population attributes such as growth, birth rate, death rate, and age distribution.

Class 12 Biology Syllabus 2023-24 Chapter-14: Ecosystem

Delve into the patterns and components of ecosystems, including productivity and decomposition. Explore energy flow and the concept of pyramids of number, biomass, and energy.

Class 12 Biology Syllabus 2023-24 Chapter-15: Biodiversity and its Conservation

Understand the concept of biodiversity, its patterns, and importance. Explore the challenges of biodiversity loss and conservation measures, including hotspots, endangered organisms, extinction, Red Data Book, Sacred Groves, biosphere reserves, national parks, wildlife sanctuaries, and Ramsar sites.

FAQs - CBSE Class 12 Biology Syllabus 2023-24

1. Where can I find the CBSE Class 12 Biology Syllabus for the academic year 2023-24?

  • The CBSE Class 12 Biology Syllabus for the academic year 2023-24 is available for download on the official CBSE board website.

2. Why is the CBSE board updating the Class 12 Biology syllabus for 2023-24?

  • The CBSE board regularly updates the curriculum to enhance the learning experience for students. Changes in the syllabus aim to provide students with updated concepts and exposure to modern aspects of the subject.

3. What are the key areas covered in the CBSE Class 12 Biology Syllabus for 2023-24?

  • The CBSE Class 12 Biology Syllabus for 2023-24 covers key areas such as Reproduction, Genetics and Evolution, Biology and Human Welfare, Biotechnology and its Applications, and Ecology and Environment.

4. How can I prepare well for Class 12 Biology using the CBSE Syllabus?

  • To excel in Class 12 Biology, it is recommended to refer to the CBSE Syllabus for Biology. This guide provides a comprehensive overview of important topics, allowing you to plan your studies effectively.

5. Where can I download the CBSE Class 12 Biology Syllabus PDF for 2023-24?

  • You can download the CBSE Class 12 Biology Syllabus PDF for the academic year 2023-24 from the provided link on this page.

6. What are the changes in the CBSE Class 12 Biology Syllabus compared to the previous year?

  • The text mentions that there are a few changes in the Class 12 Biology syllabus for 2023-24 compared to the previous year. To stay updated, students are encouraged to review the syllabus thoroughly.

7. What are the key units and topics covered in the Class 12 Biology Syllabus for 2023-24?

  • The Class 12 Biology Syllabus for 2023-24 includes units such as Reproduction, Genetics and Evolution, Biology and Human Welfare, Biotechnology and its Applications, and Ecology and Environment. Each unit is further divided into specific chapters covering relevant topics.

8. How does the CBSE Class 12 Biology curriculum relate biology to real-life situations?

  • The curriculum is designed to relate biology to real-life situations by incorporating technological advancements. It connects biological discoveries and innovations to everyday aspects like the environment, industry, health, and agriculture.

9. What is the purpose of the revised curriculum in Class 12 Biology?

  • The revised curriculum aims to introduce students to new ideas, explore modern aspects of the subject, and highlight fundamental principles common to animals, plants, and microorganisms. It emphasizes understanding and applying scientific principles while providing ample opportunities for learning basic concepts.

10. How many marks are allocated to each unit in the CBSE Class 12 Biology Syllabus for 2023-24?

  • The text provides a breakdown of marks allocated to each unit in the CBSE Class 12 Biology Syllabus for 2023-24. Unit VI (Reproduction) is allocated 16 marks, Unit VII (Genetics and Evolution) has 20 marks, Unit VIII (Biology and Human Welfare) has 12 marks, Unit IX (Biotechnology and its Applications) has 12 marks, and Unit X (Ecology and Environment) has 10 marks, making a total of 70 marks for the entire syllabus.

 

CBSE Class 12 Biology Syllabus 2024

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