NIOS 314 — Biology — Syllabus & Chapters
The complete syllabus for NIOS 314 — Biology — every chapter you need to study, and how the exam paper is structured.
What you will study (chapters)
- Chapter 1
- Origin and Evolution of Life and Introduction to Classification
- Chapter 2
- The Kingdoms Monera, Protoctista and Fungi
- Chapter 3
- Kingdoms Plantae and Animalia
- Chapter 4
- Cell Structure and Function
- Chapter 5
- Tissues and Other Levels of Organization
- Chapter 6
- Locomotion and Movement
- Chapter 7
- Root System
- Chapter 8
- Shoot System
- Chapter 9
- Absorption, Transport and Water Loss in Plants
- Chapter 10
- Nutrition in Plants - Mineral Nutrition
- Chapter 11
- Nitrogen Metabolism
- Chapter 12
- Photosynthesis
- Chapter 13
- Respiration in Plants
- Chapter 14
- Nutrition and Digestion
- Chapter 15
- Respiration and Elimination of Nitrogenous Wastes
- Chapter 16
- Circulation of Body Fluids
- Chapter 17
- Coordination and Control - The Nervous and Endocrine Systems
- Chapter 18
- Homeostasis: The Steady State
- Chapter 19
- Genetics and Society
- Chapter 20
- Reproduction in Plants
- Chapter 21
- Growth and Development in Plants
- Chapter 22
- Reproduction and Population Control
- Chapter 23
- Principles of Genetics
- Chapter 24
- Molecular Inheritance and Gene Expression
- Chapter 25
- Pollution
- Chapter 26
- Principles of Ecology
- Chapter 27
- Nutrition and Health
- Chapter 28
- Conservation and Use of Natural Resources
- Chapter 29
- Some Common Human Diseases
- Chapter 30
- Immunobiology: An Introduction
- Chapter 31
- Biotechnology
Exam paper pattern
| Section | What to expect |
|---|---|
| Q1-Q16 | Answer all 16 multiple choice questions. Each question has four options and only one correct option is to be selected. |
| Q17-Q28 | Answer all 12 objective questions. Each question carries 2 marks and contains two 1-mark parts, such as filling blanks, matching, identifying labels in diagrams or tables, selecting wrong statements, and short passage or flow-chart based items. |
| Q29-Q37 | Answer all 9 questions in about 30 to 50 words each. These questions test short explanations, definitions, reasons, classifications, diagram-based responses and similar brief written answers; some questions carry internal choice. |
| Q38-Q41 | Answer all 4 questions in about 50 to 80 words each. These questions may ask for explanations, procedures, definitions with points, or labelled diagrams, and some questions include an internal choice. |
| Q42-Q43 | Answer both 5-mark questions. These questions may ask you to complete a structured table or statement set, or to draw, label and describe a biological diagram, with internal choice where given. |
Frequently asked questions
How many chapters are there in NIOS 314 — Biology?
The NIOS 314 — Biology syllabus has 31 chapters, listed in full above. Cover the high-weightage chapters first using the exam pattern as a guide.
How do I know which NIOS 314 — Biology chapters carry the most marks?
Compare the chapter list above with the exam pattern and the last few years of question papers — the topics that appear most often and the units with the highest marks are where to focus first. Always confirm weightage against the official syllabus for your exam year.
Has the NIOS 314 — Biology syllabus changed this year?
Boards occasionally revise the syllabus or remove topics for a session. Always download the official syllabus for your exact exam year from the official NIOS portal rather than relying on an older copy or a social-media list.
How can I prepare for NIOS 314 — Biology faster?
Begin with the most-frequently-asked topics and the last few years of question papers, then test yourself under timed conditions. If you want guided help, you can use the free AI study tutor for NIOS 314 — Biology — practise past-paper questions and get instant feedback — or a focused NIOS 314 — Biology study guide that condenses the syllabus into the topics that matter most — both are free to start.