NIOS Class 12 Biology Syllabus 2024: The National Institute of Open Schooling (NIOS) has released the class 12 Biology syllabus on its official website. Students can download the Class 12 Biology syllabus directly from this article by clicking on the PDF link. The PDF version of the entire NIOS Class 12 Biology curriculum and syllabus can be viewed and downloaded from the article. Along with the curriculum details, students can access the sample question paper for preparation and question paper design. After reading this article, you can click the link in the conclusion to download the syllabus. Read the complete article to find out more details about the NIOS Class 12 Biology Syllabus 2024.
NIOS Class 12 Biology Syllabus 2023-24
The NIOS class 12 Biology syllabus for 2023–2024, the public examination makes up 60% and the TMA 40%. Check out the information below the table for more details about the syllabus and module.
| Total no. of Lessons=31 | ||
| MODULE (No. & name) | TMA (40%) | Public Examination (60%) |
| 1.Module-I: Diversity and Evolution of Life (12 Marks) | L-1.Origin and Evolution of Life and Introduction to Classification L-4. Cell Structure and Function | L-2.The Kingdom Monera, Protoctista and Fungi L-3.Kingdom Plantae and Animalia L-5.Tissues and other Level of Organization |
| 2.Module-II Forms and Functions of Plants and Animals (26 Marks) | L-8. Absorption, Transport and Water Loss in Plants L-9. Nutrition in plants - Mineral Nutrition L-13. Nutrition and Digestion L-14. Respiration and Elimination of Nitrogenous Wastes L.16. Locomotion and Movement L-18. Homeostasis: The Steady State | L-6. Root system L-7. Shoot system L-10.Nitrogen Metabolism L-11.Photosynthesis L-12. Respiration in Plants L-15. Circulation of Body Fluids L-17. Coordination and Control - The Nervous and Endocrine Systems |
| 3.Module-III: Reproduction and Heredity (22 Marks ) | L-20. Growth and Development in Plants L-24. Genetics and Society | L-19. Reproduction in Plants L.21. Reproduction and Population Control L-22. Principles of Genetics L-23. Molecular Inheritance and Gene Expression |
| 4.Module- IV: Environment and Health (13 Marks) | L-26. Conservation and Use of Natural Resources L-27. Pollution L-29. Some Common Human Diseases | L-25. Principles of Ecology L-28. Nutrition and Health |
| 5.Module- V: Emerging Areas in Biology (7 Marks) | – | L.30 Immunobiology: An Introduction L.31 Biotechnology |
NIOS Class 12 Biology Question Paper Design 2023-24
The NIOS Class 12 Biology question paper is weighted according to four criteria: content, question type, objective, and difficulty level. 3 hours are allotted for the exam. The maximum possible score is 80 in theory. Check out the tabulated information below for a clearer understanding.
- Weightage by Objective
| Objectives | % of Total Mark | Marks |
| Knowledge | 25 | 20 |
| Understanding | 45 | 36 |
| Application and skills | 30 | 24 |
| Total | 100 | 80 |
- Weightage by type of question
| Forms of Questions | No. of Question | Marks per question |
| Long Answer (LA) (5 marks) | 2 | 10 |
| Short Answer (SA) (3 marks) | 4 | 12 |
| Short Answer (SA) (3 marks) | 9 | 18 |
| Total | 15 | 40 |
| MCQ (1 mark) # | 16 | 16 |
| Objective Type Questions (1*2 = 2 marks) ## (with 2 sub-parts of 1 mark each) [Fill in the blanks, match the column, paragraph or case-based questions, one-word questions, Flow Chart, Diagram Based, etc.] | 12 | 24 |
| Total | 28 | 40 |
| Grand Total | 43 | 80 |
Note:
- In Objective Type Questions of 1 mark: 8 Questions will have internal choices.
- # # In Objective Type Questions of 2 marks: 6 Questions will have 4 sub-parts out of which the
- learner has to do any 2 sub-parts.
- In subjective questions: 4 Questions of 2 marks (VSA), 2 Questions of 3 marks (SA), 2
- Questions of 5 marks (LA) will have internal choices.
- Weightage of difficulty level of question
| Level | Marks | % of marks given |
| Estimated Level | 16 | 20 |
| Average | 40 | 50 |
| Easy | 24 | 30 |
| Total | 80 | 100 |
- Weightage by Content
| Module | Marks |
| 1. Diversity and Evolution of Life | 12 |
| 2. Form and function of plants and animals | 26 |
| 3. Reproduction and Heredity | 22 |
| 4. Environment & Health | 13 |
| 5. Emerging Areas in Biology | 7 |
| Total | 80 |
NIOS Class 12 Biology Sample Paper 2023-24
The National Institute of Open Schooling (NIOS) has updated the Class 12 Biology sample paper 2023–24 on its official website. For last-minute preparation, students can use the direct link to download the PDF of the Biology 12th grade question paper.
NIOS Class 12 Biology Guidelines for Practical
The NIOS has posted the Class 12 Biology practical guidelines. Students can download PDF from the direct link mentioned below:
This article summarises the whole NIOS Class 12 Biology syllabus for the 2023–2024 academic year. By clicking on the direct link provided, students can download a PDF for their study needs. The course material for biology in grade 12, along with useful advice and practice papers for last-minute study, are the main topics of this article.
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