Biotechnology Class 11 Syllabus 2025

The syllabus consists of four units: (i) Biotechnology: An overview (ii) Molecules of Life (iii) Genetics and Molecular Biology (iv) Cells and Organisms.


Exam Structure

Units  Topics  Marks 
Unit - I  Biotechnology: An overview
Unit - II  Molecules of Life 20 
Unit - III  Genetics and Molecular Biology 20 
Unit - IV Cells and Organisms 25
  Total 70

Unit I: Biotechnology: An overview

Chapter 1: Introduction to Biotechnology

Historical Perspectives, Technology and Applications of Biotechnology, Global market and Biotech Products.

Unit II: Molecules of Life

Chapter 1: Biomolecules: Building Blocks

Building Blocks of Carbohydrates - Sugars and their Derivatives, Building Blocks of Proteins - Amino Acids, Building Blocks of Lipids - Simple Fatty Acids, Glycerol and Cholesterol, Building Blocks of Nucleic Acids - Nucleotides.

Chapter 2: Macromolecules: Structure & Function

Carbohydrates - The Energy Givers, Proteins - The Performers, Enzymes - The Catalysts, Lipids and Biomembranes - The Barriers, Nucleic Acids - The Managers

Unit III: Genetics and Molecular Biology

Chapter 1: Concepts of Genetics

Historical Perspective, Multiple Alleles, Linkage and Crossing Over, Genetic Mapping.

Chapter 2: Genes and Genomes: Structure and Function

Discovery of DNA as Genetic Material, DNA Replication, Fine Structure of the Genes, From Gene to Protein, Transcription - The Basic Process, Genetic Code, Translation, Mutations, Human Genetic Disorders.

Unit IV: Cells and Organisms

Chapter 1: The Basic Unit of Life

Cell Structure and Components, Organization of Life

Chapter 2: Cell Growth and Development

Cell Division, Cell Cycle, Cell Communication, Nutrition, Reproduction, Immune Response in Animals.