PSEB Class 12 Biology Syllabus 2023-24 PDF Download Link. The Punjab School Education Board (PSEB) has released the Class 12 Biology syllabus for the academic session 2023-24. Aspiring students of Punjab Board Class 12 with a Science stream can now access the detailed syllabus of Biology to prepare for their upcoming PSEB Class 12 Biology Exam 2024. This article will provide all the necessary information regarding the PSEB Class 12 Biology syllabus, including chapter-wise topics, weightage, and assessment criteria.
PSEB Class 12 Biology Syllabus 2023-24: Overview
The Class 12 Biology syllabus by PSEB is designed to cover various fundamental concepts and topics related to biology. It aims to provide students with a comprehensive understanding of reproduction, genetics and evolution, biology and human welfare, biotechnology and its applications, ecology and the environment. The syllabus also outlines the weightage assigned to each unit for the 2023-24 assessment, ensuring that students know the importance of each topic.
| Unit | Topics Covered | Marks |
|---|---|---|
| Unit I: Reproduction | – Sexual Reproduction in Flowering Plants | 16 marks |
| – Human Reproduction | ||
| – Reproductive Health | ||
| Unit II: Genetics and Evolution | – Principles of Inheritance and Variation | 18 marks |
| – Molecular Basis of Inheritance | ||
| – Evolution | ||
| Unit III: Biology and Human Welfare | – Human Health and Diseases | 12 marks |
| – Microbes in Human Welfare | ||
| Unit IV: Biotechnology and its Applications | – Biotechnology – Principles and Processes | 10 marks |
| – Biotechnology and its Applications | ||
| Unit V: Ecology and Environment | – Organisms and Populations | 14 marks |
| – Ecosystem | ||
| – Biodiversity and its Conservation |
PSEB Class 12 Biology Syllabus 2023-24: Assessment Scheme
Before delving into the detailed syllabus, let’s look at the PSEB Class 12 Biology Exam 2023-24 assessment scheme. The assessment will consist of three components: the theory paper, practical examination, and internal assessment. The theory paper will carry 70 marks, while the practical examination will be assigned 25 marks. The remaining 5 marks will be allotted for internal assessment, resulting in 100 marks for the Class 12 Biology Exam.
| Theory Paper | 70 marks |
| Practical | 25 Marks |
| Internal Assessment | 5 Marks |
| Total | 100 Marks |
PSEB Class 12 Biology Syllabus 2023-24: Unit-Wise Syllabus
| Unit | Title | No. of Periods | Marks |
| I | Reproduction | 30 | 16 |
| II | Genetics and Evolution | 40 | 18 |
| III | Biology and Human Welfare | 30 | 12 |
| IV | Biotechnology and its Applications | 30 | 10 |
| V | Ecology and Environment | 30 | 14 |
| Total | 160 | 70 | |
Unit I: Reproduction
In this unit, students will explore the fascinating world of reproduction. The syllabus covers various aspects of reproduction in both plants and humans. Topics include the structure of flowers, the development of male and female gametophytes, pollination, fertilization, post-fertilization events, and special modes of reproduction. Students will also learn about human reproduction, including the male and female reproductive systems, gametogenesis, menstrual cycle, fertilization, embryo development, pregnancy, parturition, and lactation. The syllabus also covers reproductive health, highlighting the need for reproductive health, prevention of sexually transmitted diseases, birth control methods, and assisted reproductive technologies.
Unit II: Genetics and Evolution
This unit focuses on the principles of inheritance and variation and the molecular basis of inheritance. Students will study Mendelian inheritance, deviations from Mendelism, chromosome theory of inheritance, sex determination, linkage, crossing over, and various genetic disorders. The syllabus also includes an introduction to molecular genetics, covering topics such as the search for genetic material, the structure of DNA and RNA, DNA replication, gene expression, and regulation. Furthermore, students will explore the concept of evolution, including the origin of life, evidence for biological evolution, Darwin’s contribution, mechanisms of evolution, and human evolution.
Unit III: Biology and Human Welfare
Students will learn about the relationship between biology and human welfare in this unit. They will learn about pathogens and parasites causing human diseases, basic concepts of immunology, cancer, HIV, AIDS, and drug and alcohol abuse during adolescence. The syllabus also covers the role of microbes in various fields, such as food processing, industrial production, sewage treatment, energy generation, and bio-control agents. Furthermore, students will explore the production and use of antibiotics.
Unit IV: Biotechnology and its Applications
This unit introduces students to the fascinating world of biotechnology and its applications. They will learn about the principles and processes of genetic engineering, including recombinant DNA technology. The syllabus also covers the application of biotechnology in health and agriculture, such as the production of human insulin and vaccines, stem cell technology, gene therapy, genetically modified organisms (GMOs), and biosafety issues. Students will also explore the concept of biopiracy and patents.
Unit V: Ecology and Environment
The final unit of the syllabus focuses on ecology and the environment. Students will study population interactions, population attributes, ecosystems, energy flow, and biodiversity conservation. They will learn about ecosystem patterns, productivity, decomposition, and ecological pyramids. Additionally, the syllabus covers the concept of biodiversity, its importance, the loss of biodiversity, and conservation measures. Students will also learn about hotspots, endangered organisms, the Red Data Book, sacred groves, biosphere reserves, national parks, wildlife sanctuaries, and Ramsar sites.
Conclusion
The Class 12 Biology syllabus for the academic session 2023-24 by PSEB covers a wide range of topics, providing students with a comprehensive understanding of various biological concepts. It emphasizes the importance of reproduction, genetics and evolution, biology and human welfare, biotechnology and its applications, ecology and environment. Following this syllabus will prepare students for the PSEB Class 12 Biology Exam 2024. To access the complete syllabus, including chapter-wise details, download the PDF copy of the Class 12th Biology PSEB Syllabus from the official website.
Remember, a strong grasp of the syllabus and thorough preparation are crucial for excelling in the examination. So, download the syllabus, create a study plan, and start your preparations today. Good luck with your studies and the upcoming PSEB Class 12 Biology Exam 2024!
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