HBSE Class 11 Syllabus 2025 Biotechnology

Haryana Board
Syllabus
2024-25

BOARD OF SCHOOL EDUCATION HARYANA
Syllabus and Chapter wise division of Marks (2024-25)
Class: XI Subject: Biotechnology Code: 871
General Instructions:
1. There will be an Annual Examination based on the entire syllabus.
2. The Annual Examination will be of 60 marks, Practical Examination
will be of 20 marks and 20 marks weightage shall be for Internal
Assessment.
3. For Practical Examination:
i) Two experiments of 6 marks each.
ii) One activity of 3 marks.
iii) Practical record of 2 marks.
iv) Viva-voce of 3 marks.
4. For Internal Assessment:
There will be Periodic Assessment that would include:
i) For 6 marks- Two SAT exams will be conducted and will have
a weightage of 04 marks towards the final Internal
Assessment.
ii) For 2 marks- One half-yearly exam will be conducted and will
have a weightage of 02 marks towards the final Internal
Assessment.
iii) For 2 marks- Subject teacher will assess and give maximum
02 marks for CRP (Classroom participation).
iv) For 5 marks- A project work to be done by students and will
have a weightage of 05 marks towards the final Internal
Assessment.
v) For 5 marks- Attendance of student will be awarded 05 marks
as:
75% to 80% - 01 marks
80% to 85% - 02 marks
85% to 90% - 03 marks
90% to 95% - 04 marks
95% to 100% - 05 marks

1

Course Structure (2023-24)
Class- XI Subject-Biotechnology Code:871
Sr. no Unit Chapter Marks
1 Biotechnology: An Biotechnology: 5
Overview An Overview

2 Molecules of Life Biomolecules:
Building Blocks 18
Macromolecules:
Structure and
Function

3 Genetics and Molecular Concepts of
Biology Genetics
Genes and 17
Genomes:
Structure and
Function
4 Cells and Organisms The Basic Unit of
Life 20
Cell Growth and
Development

Total 60
Practical Examination 20
Internal Assessment 20
Grand Total 100

2

Unit I: BIOTECHNOLOGY: AN OVERVIEW

Chapter 1: Biotechnology: An Overview

Historical Perspectives: Microorganisms as causative agents of
fermentation; Technology and applications of Biotechnology:
Bioprocessing Technology, Cell Culture, Recombinant DNA Technology,
Cloning, Protein Engineering, Biosensors, Nanobiotechnology; Global
Market of Biotech Products: Public Perception of Biotechnology;
Biotechnology in India and Global Trends: Indian scenario, Global
scenario

Unit II: MOLECULES OF LIFE

Chapter 1: Biomolecules: Building Blocks

Building Blocks of Carbohydrates - Sugars and Their Derivatives:
Properties of sugars; Building Blocks of Proteins -Amino Acids:
Properties of amino acids; Vitamins and coenzymes; Building Blocks of
Lipids -- Simple Fatty Acids; Sphingosine; Glycerol and Cholesterol:
Properties of lipids; Building Blocks of Nucleic Acids – Nucleotides:
Properties of nucleotides; Biochemical Transformations: Carbohydrate
metabolism: Overview of Metabolism- Catabolism, Anabolism and ATP,
Catabolism of glucose and other hexoses, Photosynthesis: Calvin cycle of
CO2 assimilation, Photorespiration, Nitrogen Fixation: Nitrogenase,
Nitrogen fixation and organic farming

Unit II: MOLECULES OF LIFE

Chapter 2: Macromolecules: Structure and Function

Carbohydrates-The Energy Givers; Proteins - The Performers:
Protein structure, Determination of amino acid sequences –
Primary structure, Sequencing strategies, Protein secondary
structures- a –helices and ß-pleats, Protein tertiary structures- 3-D
structure, Protein quaternary structures; Proteins in action:
Enzymes - The Catalysts: Properties of enzymes, Catalytic power
of enzymes, Use of Enzymes in Biotechnology; Lipids and
Biomembranes - The Barriers: Functions of Biomembranes;
Nucleic Acids - The Managers 3

Unit III: GENETICS AND MOLECULAR BIOLOGY

Chapter 1: Concepts of Genetics

Historical Perspective; Mendelian genetics: Mendel's laws of
inheritance: Law of segregation, Law of independent assortment, The role
of chromosomes in inheritance; Multiple Alleles; Linkage and Crossing
Over: Genetic recombination; Genetic Mapping; Gene Interaction;
Sex-Linked Inheritance; Extranuclear Inheritance; Quantitative
Inheritance; Genes at the Population Level

Unit III: GENETICS AND MOLECULAR BIOLOGY

Chapter 2: Genes and Genomes: Structure and Function

DNA as genetic material: Identification of DNA as the transforming
principle, The Hershey - Chase experiment; DNA Replication: Overall
principle of DNA replication, Meselson and Stahl experiment, Molecular
mechanism of DNA replication, Replicative machinery: enzymes in DNA
replication, Semidiscontinuous replication; Fine Structure of the Gene;
From Gene to Protein; Transcription-The Basic Process; Genetic
Code; Translation: Transfer RNA (tRNA): The adaptor molecules,
Charging the tRNA: Attachment of amino acid to tRNA, Ribosomes: The
cellular protein synthesizing machinery, Mechanism of translation:
Initiation, Elongation, Termination; Regulation of Gene Expression:
Regulation of gene expression in prokaryotes, lac operon, Control of gene
expression in eukaryotes; Mutations: Genome, chromosome and gene
mutations; DNA Repair; Human Genetic Disorders: Pedigree Analysis;
Genome Organization: Viral genomes, Prokaryotic genomes

Unit IV: CELL AND DEVELOPMENT

Chapter 1: The Basic Unit of Life

Cell Structure and Components: Cell membrane: Membrane proteins,
Membrane lipids, Cell organelles: Nucleus, Cytoplasm, Endoplasmic
reticulum (ER), Ribosomes, Golgi apparatus, Lysosomes, Peroxisomes,
Mitochondria, Plastids, Cytoskeleton; Tissues and Organs: Animal
tissues: Epithelial tissue, Connective tissue, Muscle tissue, Nervous
4

tissue, Plant Tissues: Simple plant tissues, Complex plant tissues, Organs:
Stem Cells; Biodiversity; Organization of Life

Unit IV: CELL AND DEVELOPMENT

Chapter 2: Cell Growth and Development

Cell Division: Mitosis: Prophase, Prometaphase, Metaphase, Anaphase,
Telophase, Cytokinesis, Meiosis: Meiosis I (Prophase I, Metaphase I,
Anaphase I, Telophase I and Cytokinesis), Meiosis II; Cell Cycle: Cell
cycle regulation; Cell Communication; Movement: Amoeboid
movement, Movement by cilia and flagella, Muscle and movement;
Nutrition: Elements of nutrition, Plant nutrition, Animal nutrition,
Nutrition in microbes; Gaseous Exchange: Gas exchange surfaces, Gas
exchange in plants; Internal transport: Internal transport in animals,
Internal transport in plants; Maintaining the internal environment:
Regulation of water: Why and How water is regulated, Regulation of
temperature: Why and How temperature is regulated; Reproduction:
Reproduction in microbes, Reproduction in plants: Asexual reproduction,
Sexual reproduction, Reproduction in animals: Asexual reproduction,
Sexual reproduction, Human reproduction; In vitro Fertilization;
Animal and Plant Development: Animal development, Plant
development; Immune Response in Humans and Animals: The
immune system, The immune response; Programmed Cell Death;
Defense Mechanisms in Plants: Passive defense, Active defense

Practicals:

1. Preparation of buffers and pH determination

2. Sterilization techniques

3. Preparation of bacterial growth medium

4. Cell counting

5. Sugar Estimation using Di Nitro Salicylic Acid test (DNS test)

6. Assay for amylase enzyme

7. Protein estimation by biuret method 5

Month wise Syllabus Teaching Plan (2024-25)
Class: XI Subject: Biotechnology Code: 871
Month Subject-Content Teaching Revision Practical
Periods Periods Work
April Unit I 8 2
Chapter 1:
Biotechnology: An
Overview

Unit II
Chapter 1: 12 2
Biomolecules: Building
Blocks

Practical: Preparation of
buffers and pH 4
determination
May Unit II 20 4
Chapter 2:
Macromolecules:
Structure and Function

Practical: Sterilization 6
Techniques
June Summer Vacation (Any Project work should be given related to
above chapters)
July Unit III
Chapter 1: Concepts of 16 2
Genetics

Practical: Preparation of
bacterial growth 4
medium

Practical: Cell counting 2
6

August Unit III
Chapter 2: Genes and 20 4
Genomes: Structure and
Function

Practical: Sugar
Estimation using Di 4
Nitro Salicylic Acid test
(DNS test)

Practical: Assay for
amylase enzyme 2
September Revision for Half- 16
Yearly Exam

Half-Yearly Exam
October Unit IV 20 4
Chapter 1: The Basic
Unit of Life

Practical: Protein 4
estimation by biuret
method
November Unit IV
Chapter 2: Cell Growth
and Development (Cell 16 2
Division, Cell Cycle,
Cell Communication,
Movement)
December Unit IV 24 6
Chapter 2: Cell Growth
and Development
(Nutrition, Gaseous
Exchange, Internal
Transport, Maintaining
the internal
Environment, 7

Reproduction, In vitro
Fertilization, Animal
and Plant Development,
Immune response in
Humans and Animals,
Programmed Cell
Death, Defense
Mechanisms in Plants)
January Revision 16
February Revision 24
March Annual Examination

Note:
• Subject teachers are advised to direct the students to prepare notebook of
the Terminology/Definitional Words used in the chapters for enhancement
of vocabulary or clarity of the concept.
Prescribed Books:
1. Biotechnology - Text book for Class XI, CBSE Publication
2. Laboratory Manual-Biotechnology-Class XI, CBSE Publication

8

Question Paper Design (2024-25)
Class: XI Subject: Biotechnology
Code: 871 Time : 02:30 Hrs

Competencies Marks Percentage
Knowledge 24 40%
Understanding 18 30%
Application 12 20%
Skill 6 10%
Total 60 100%

Type of Marks Number Description Total Marks
Question
Objective 1 15 6 Multiple Choice 15
Questions Questions
3 Fill in the Blanks
Questions
3 One-Word Answer
Type Questions
3 Assertion-Reason
Questions
Very Short 2 6 Internal Choice will be 12
Answer Type given in any 2 Questions
Question
Short Answer 3 6 Internal Choice will be 18
Type Question given in any 2 Questions

Essay Answer 5 3 Internal options will be 15
Type Question given in all the questions

Total 30 60

9

Haryana Board
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