Karnataka 2nd PUC Biology Syllabus 2026-27 covers important areas of biology, including reproduction, genetics, evolution, human health, biotechnology, ecology and biodiversity. Since Biology has a strong theory component, students need to understand the concepts and revise important terms and processes regularly.
Going through the 2nd PUC Biology syllabus 2026-27 before starting preparation can help students understand which chapters and topics they need to cover. It also makes it easier to divide the available study time between learning, revision and question practice.
Students preparing as per Karnataka 2nd PUC Exam Pattern 2026 can check the chapter-wise syllabus below.
Karnataka 2nd PUC Time Table 2027
The Karnataka 2nd PUC Biology syllabus includes chapters related to reproduction, inheritance and variation, molecular genetics, evolution, human health, biotechnology and environmental biology.
The chapter-wise topics provided for the 2026-27 syllabus are given below:
| Chapter | Topics Covered |
| Sexual Reproduction in Flowering Plants | Pollination, fertilisation |
| Human Reproduction | Reproductive system and processes |
| Reproductive Health | Population control, health awareness |
| Principles of Inheritance and Variation | Mendel’s laws, genetics |
| Molecular Basis of Inheritance | DNA structure and function |
| Evolution | Theories and evidence |
| Human Health and Disease | Diseases and immunity |
| Microbes in Human Welfare | Industrial and environmental uses |
| Biotechnology | Principles and applications |
| Organisms and Populations | Ecology basics |
| Ecosystem | Structure and function |
| Biodiversity and Conservation | Conservation methods |
Students should use the Karnataka 2nd PUC syllabus as the base for their study plan and cover each prescribed topic before moving to intensive revision.
Students looking for the Karnataka 2nd PUC Biology syllabus PDF can refer to the official Karnataka Board syllabus resources when available. Keeping a copy of the syllabus while preparing can help students track completed chapters and identify topics that still need revision.
The syllabus should be checked along with the latest textbook and other study material prescribed for the Karnataka 2nd PUC course.
Karnataka 2nd PUC Mid Term Question Paper PDF
The Biology syllabus covers topics from different areas of life science. Reproduction and reproductive health form one section, while genetics and evolution introduce students to inheritance and changes in living organisms.
Human health, microbes and biotechnology cover applications of Biology in health, industry and other areas. The syllabus also includes ecology-related chapters such as Organisms and Populations, Ecosystem, and Biodiversity and Conservation.
A chapter-wise list based on the reference syllabus is given below:
| S.No. | Karnataka 2nd PUC Biology Chapters |
| 1 | Reproduction in Organisms |
| 2 | Sexual Reproduction in Flowering Plants |
| 3 | Human Reproduction |
| 4 | Reproduction and Strategies |
| 5 | Principles of Inheritance and Variation |
| 6 | Molecular Basis of Inheritance |
| 7 | Evolution |
| 8 | Human Health and Disease |
| 9 | Strategies for Enhancement in Food Production |
| 10 | Microbes in Human Welfare |
| 11 | Biotechnology: Principles and Processes |
| 12 | Biotechnology and its Applications |
| 13 | Organisms and Population |
| 14 | Ecosystem |
| 15 | Biodiversity and Conservation |
| 16 | Environmental Issues |
The chapter list above reflects the broader chapter-wise reference data provided for the Karnataka Board 2nd PUC Biology syllabus. Students should cross-check the latest board-issued syllabus before finalising their preparation plan.
Some of the major areas students will encounter in the Karnataka 2nd PUC Biology syllabus 2026-27 include:
Pollination and fertilisation
Human reproductive system and processes
Reproductive health and population control
Mendel’s laws and genetics
DNA structure and function
Theories and evidence related to evolution
Diseases and immunity
Industrial and environmental uses of microbes
Principles and applications of biotechnology
Basic concepts of ecology
Ecosystem structure and function
Biodiversity and conservation methods
Students should not rely only on a list of important topics while preparing. Completing the prescribed syllabus first gives them a clearer base for revision and question practice.
Biology requires both conceptual understanding and regular revision. Students can begin by dividing the 2nd PUC Biology chapters into smaller study targets instead of trying to complete several chapters at once.
While studying, make short notes for definitions, processes and key concepts. Topics involving biological processes can be revised using flowcharts or diagrams where appropriate.
A simple preparation routine can include:
Complete the syllabus: Cover every chapter and topic prescribed for the exam.
Understand before memorising: Read the concept carefully before trying to remember terms or processes.
Make revision notes: Keep important definitions, processes and concepts in one place.
Revise regularly: Revisit completed chapters instead of leaving revision until the end.
Practise questions: Solve model papers and previous question papers after completing the relevant topics.
Track difficult chapters: Keep a separate list of concepts that require another round of revision.
The syllabus gives students a clear idea of the areas covered in the subject. It can also prevent them from spending too much time on topics that are outside the prescribed course.
For students planning to pursue biology-related higher education, a strong understanding of the Class 12 Biology concepts can also provide a useful academic foundation. The reference material also notes that the Karnataka Board Biology syllabus has similarities with the NCERT syllabus, which is relevant for students preparing for NEET.
Biology is an important subject for students targeting medical entrance examinations such as NEET. The Karnataka 2nd PUC Biology syllabus has similarities with the NCERT syllabus, making careful study of Biology concepts useful for students managing both board and entrance preparation.
Students preparing for both exams should first understand the requirements of each examination and then plan revision and question practice accordingly.
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