Biology Grade 9 - Notes & Study Material for Grade 9
Get access to free study material for Biology of Grade 9 for 2026 exams, with Revision Notes, PPTs, Flashcards, Question & Answer, & more.
The Science of Life
| PPT: The Living World 20 pages |  |
| Mnemonics: Living World 1 page | |
| What is Living & its Characteristics 3 pages | |
| PPT: Biological Classification 88 pages | |
| Chapter Notes: Biological Classification 8 pages | |
| Flashcards: Biological Classification 20 cards | |
| Mind Map: Biological Classification 1 page | |
| Summary: The Science Of Life 3 pages | |
| 2-Days Study Plan: The Science of Life 1 page | |
The Nature of Science
| Notes: Nature & Structure of Sciences 22 pages | |
| Revision Notes: Nature & Structure of Sciences 5 pages | |
| PPT: Nature & Structure of Sciences 7 pages | |
| Mind Map: Nature & Structure of Sciences 1 page | |
Organisms and Their Relationships
| Mind Map: Organism and Population 1 page | |
| Chapter Notes: Organisms and Population 5 pages | |
| Important Diagrams: Organisms and Population 1 page | |
Flow of Energy in an Ecosystem
| Energy Flow, Trophic Level & Food Chain 6 pages | |
| Ecological Pyramids 4 pages | |
| Important Diagrams: Ecosystem 1 page | |
Cycling of Matter
| PPT: Thermal Properties of Matter 34 pages | |
| PPT: Matter in Our Surroundings 26 pages | |
Community Ecology
| Solved Examples: Ecosystem 1 page | |
| Revision Notes: Ecosystem 7 pages | |
| Ecology: Community & Biome 1 page | |
| Mind Map: Ecosystems 1 page | |
| Ecological Pyramids 4 pages | |
| Ecosystem: Introduction & Types 3 pages | |
| Important Diagrams: Ecosystem 1 page | |
| Ecosystem Services 1 page | |
| Short & Long Question Answers with Solution: Ecosystem 10 pages | |
Terrestrial Biomes
| Ecology: Community & Biome 1 page | |
| Ecosystem: Introduction & Types 3 pages | |
| Chapter Notes: Natural Resources 14 pages | |
Aquatic Ecosystems
| Chapter Notes: Natural Resources 14 pages | |
| Short & Long Question Answers with Solution: Ecosystem 10 pages | |
| Mind Map: Ecosystems 1 page | |
| Ecological Pyramids 4 pages | |
| Ecosystem: Introduction & Types 3 pages | |
| Important Diagrams: Ecosystem 1 page | |
| Ecosystem Services 1 page | |
Population Dynamics
| Mind Map: Organism and Population 1 page | |
| Important Diagrams: Organisms and Population 1 page | |
| Population Interactions 7 pages | |
| Flashcards: Organisms and Population 40 pages | |
| Population Growth 4 pages | |
| Population Attributes & Growth 6 pages | |
| Population Interactions 4 pages | |
| Short & Long Question Answers with Solution: Organisms and Populations 10 pages | |
| PPT: Organisms and Population 28 pages | |
Human Population
| Population Growth 4 pages | |
| Population Attributes & Growth 6 pages | |
| Population Interactions 4 pages | |
| Population Interactions 7 pages | |
Biodiversity
| PPT: Biodiversity & its Conservation 23 pages | |
| Biodiversity: Types, Importance, Patterns and Loss of Biodiversity 11 pages | |
| Chapter Notes: Biodiversity and Conservation 14 pages | |
| Important Diagrams: Biodiversity And Conversation 1 page | |
| Patterns of Biodiversity, Importance & Loss of Biodiversity 8 pages | |
| Mind Map: Biodiversity and Conservation 1 page | |
| Biodiversity Conservation 1 page | |
Threats to Biodiversity
| Adaptation & Habitats 11 pages | |
Conserving Biodiversity
| Flashcards: Biodiversity and its Conservation 20 pages | |
| PPT: Biodiversity & its Conservation 23 pages | |
| Biodiversity: Types, Importance, Patterns and Loss of Biodiversity 11 pages | |
| Mind Map: Biodiversity and Conservation 1 page | |
| Important Diagrams: Biodiversity And Conversation 1 page | |
| Biodiversity Conservation 1 page | |
| Patterns of Biodiversity, Importance & Loss of Biodiversity 8 pages | |
| Chapter Notes: Biodiversity and Conservation 14 pages | |
| Mnemonics: Biodiversity and its Conservation 4 pages | |
Matter
| PPT: States of Matter 24 pages | |
| Change in States of Matter and Evaporation 13 pages | |
| Mind Map: Matter in our Surroundings 1 page | |
| Revision Notes: States of Matter - Gases, Liquids & Solids 11 pages | |
| Quick Revision: States of Matter 7 pages | |
Chemical Reactions
| Short Answer Questions: Chemical Reactions & Equations 8 pages | |
| Overview: Chemical Reactions & Equations - 1 5 pages | |
| Overview: Chemical Reactions & Equations - 2 9 pages | |
| Mind Map: Chemical Reactions & Equations 1 page | |
| Practice Questions: Chemical Reactions & Equations 4 pages | |
| Index: Chemical Reactions & Equations 3 pages | |
| Worksheet: Chemical Reactions & Equations - 1 5 pages | |
| Worksheet: Chemical Reactions & Equations - 2 7 pages | |
| Chemical Reactions: Types, Corrosion & Rancidity 13 pages | |
Water and Its Solutions
| Water: Structure, Properties & Hardness of Water 6 pages | |
| PPT: Biological Classification 88 pages | |
| Chapter Notes: Biological Classification 8 pages | |
The Building Blocks of Life
| Olympiad Notes: Life Processes (Introduction, Nutrition) 8 pages | |
| Life Processes: Nutrition & Metabolism 8 pages | |
Cell Discovery and Theory
| Chapter Notes - Cell: Structure and Functions 6 pages | |
| Cell, Types of Cell and Organisms 3 pages | |
| PPT: Cell - The Unit of Life 76 pages | |
| Cell Theory & Types of cells 9 pages | |
| Important Diagrams: Cell - The Unit of Life 8 pages | |
| Chapter Notes: Cell: The Unit of Life 11 pages | |
| Mind Map: Cell: The Unit of Life 1 page | |
| Flashcards: Cell, Types of Cell and Organisms 20 cards | |
The Plasma Membrane
| Plasma Membrane, Cell Wall and Nucleus 10 pages | |
| PPT: Cell - The Unit of Life 76 pages | |
| Cell Theory & Types of cells 9 pages | |
| Important Diagrams: Cell - The Unit of Life 8 pages | |
| Chapter Notes: Cell: The Unit of Life 11 pages | |
| Mind Map: Cell: The Unit of Life 1 page | |
Cellular Transport
| Chapter Notes - Cell: Structure and Functions 6 pages | |
| Cell, Types of Cell and Organisms 3 pages | |
| PPT: Cell - The Unit of Life 76 pages | |
| Cell Theory & Types of cells 9 pages | |
| Important Diagrams: Cell - The Unit of Life 8 pages | |
| Chapter Notes: Cell: The Unit of Life 11 pages | |
| Mind Map: Cell: The Unit of Life 1 page | |
Structures and Organelles
| Cytoplasm, Cell Organelles and Cell Division 9 pages | |
How Organisms Obtain Energy
| Energy Flow, Trophic Level & Food Chain 6 pages | |
| Mind Map: Sources of Energy 1 page | |
| Overview: Sources of Energy - 1 5 pages | |
| Chapter Notes: Sources of Energy 7 pages | |
| Overview: Sources of Energy - 2 5 pages | |
Photosynthesis
| PPT: Photosynthesis in Higher Plants 61 pages | |
| Mind Map: Photosynthesis in Higher Plants 1 page | |
Cellular Respiration
| Krebs Cycle or Citric Acid Cycle: Steps, Products & Significance 5 pages | |
| Glycolysis & Fermentation 5 pages | |
Cellular Reproduction
| PPT: Cell Cycle & Cell Division 49 pages | |
| 5 Days Study Plan: Cell Cycle & Cell Division 4 pages | |
| Important Diagrams: Cell Cycle and Cell Division 1 page | |
| Mind Map: Cell Cycle & Cell Division 1 page | |
| Short & Long Question Answers with Solution: Cell Cycle and Cell Division 7 pages | |
| Cell Cycle & Mitosis 8 pages | |
| Mitosis: Features, Stages, Functions & Significance 4 pages | |
Meiosis and Sexual Reproduction
| Meiosis: Types, Stages & Significance 7 pages | |
| Chapter Notes: Sexual Reproduction in Flowering Plants 21 pages | |
| PPT: Sexual Reproduction in Flowering Plants 63 pages | |
| Mind Map: Sexual Reproduction in Flowering Plants 1 page | |
| Important Diagrams: Sexual Reproduction in Flowering Plants 1 page | |
| Sexual Reproduction 12 pages | |
Genetic Recombination and Gene Linkage
| Genetic Disorders: Pedigree Analysis, Mendelian & Chromosomal Disorders 10 pages | |
| Search for Genetic Material 5 pages | |
Basic Patterns of Human Inheritance
| Index: Molecular Basis of Inheritance 10 pages | |
| Important Diagrams: Molecular Basis of Inheritance 9 pages | |
| Short & Long Question Answers with Solution: Molecular Basis of Inheritance 13 pages | |
| PPT: Principles of Inheritance & Variation 44 pages | |
| PPT: Molecular Basis of Inheritance 108 pages | |
| Mind Map: Molecular basis of Inheritance 1 page | |
| Summary: Basic Patterns Of Human Inheritance 4 pages | |
Complex Patterns of Inheritance
| Principles of Inheritance & Variation till Inheritance of One Gene 13 pages | |
| Mind Map: Principles of Inheritance & Variation 1 page | |
| Mnemonics: Principles of Inheritance & Variation 2 pages | |
| Inheritance of Two Genes, Polygenic Inheritance & Pleiotropy 6 pages | |
| Sex Determination and Mutation 10 pages | |
| Genetic & Chromosomal Disorders 10 pages | |
| Worksheet with Solutions: Principles of Inheritance and Variation 8 pages | |
The Genetic Material
| Genetic & Chromosomal Disorders 10 pages | |
| Search for Genetic Material 5 pages | |
| Transcription, Genetic Code & Translation 9 pages | |
| Tools of Recombinant DNA Technology 8 pages | |
| Nucleic Acids (DNA & RNA) 26 pages | |
Replication of DNA
| Genetic & Chromosomal Disorders 10 pages | |
| Search for Genetic Material 5 pages | |
| Transcription, Genetic Code & Translation 9 pages | |
| Tools of Recombinant DNA Technology 8 pages | |
| Nucleic Acids (DNA & RNA) 26 pages | |
DNA, RNA, and Protein
| Nucleic Acids (DNA & RNA) 26 pages | |
| Tools of Recombinant DNA Technology 8 pages | |
Gene Regulation and Mutation
| Regulation of Gene Expression 8 pages | |
DNA Technology
| Recombinant DNA Technology 3 pages | |
| Tools of Recombinant DNA Technology 8 pages | |
The Human Genome
| Human Genome Project & DNA Fingerprinting 13 pages | |
| Regulation of Gene Expression 8 pages | |
| Speciation & Genetic Drift 4 pages | |
| Mind Map: Human Genome Project & DNA Fingerprinting 1 page | |
Fossil Evidence of Change
| Evidence of Evolution & Adaptive Radiation 6 pages | |
| Biological Evolution & Mechanism of Evolution 4 pages | |
The Origin of Life
| Summary: The Origin Of Life 2 pages | |
Darwin’s Theory of Evolution by Natural Selection
| Evidence of Evolution & Adaptive Radiation 6 pages | |
| Biological Evolution & Mechanism of Evolution 4 pages | |
Evidence of Evolution
| Evidence of Evolution & Adaptive Radiation 6 pages | |
| Biological Evolution & Mechanism of Evolution 4 pages | |
| Mnemonics: Evolution 1 page | |
Shaping Evolutionary Theory
| Evidence of Evolution & Adaptive Radiation 6 pages | |
| Biological Evolution & Mechanism of Evolution 4 pages | |
| Mnemonics: Evolution 1 page | |
Primates
| Characteristics of Primates 7 pages | |
| Flashcards: Characteristics of Primates 30 cards | |
| Primate Classification and Evolution 7 pages | |
| Primate Adaptations (Arboreal and Terrestrial) 4 pages | |
| Mind Map: Primates 1 page | |
| Primate Behaviour 6 pages | |
| Tertiary and Quaternary Fossil Primates 7 pages | |
| Living Major Primates 5 pages | |
| Comparative Anatomy of Man and Apes 5 pages | |
| Skeletal changes due to erect posture and its implications. 6 pages | |
Human Ancestry
| Homo Sapiens- Cro Magnon, Grimaldi and Chancelade 2 pages | |
The History of Classification
| Taxonomical Categories 3 pages | |
Modern Classification
| Classifying organisms 1 page | |
Domains and Kingdoms
| Kingdom Monera: Archaebacteria & Eubacteria 3 pages | |
| Kingdom Protista: Euglenoids, Slime Moulds & Protozoans 2 pages | |
| PPT: Plant Kingdom 25 pages | |
Bacteria
| Kingdom Monera: Archaebacteria & Eubacteria 3 pages | |
Introduction to Protists
| Kingdom Protista: Chrysophytes and Dinoflagellates 2 pages | |
| Flashcards: Chrysophytes and Dinoflagellates 20 cards | |
Protist Diversity
| Kingdom Protista: Chrysophytes and Dinoflagellates 2 pages | |
Fungi Diversity and Ecology
Plant Evolution and Diversity
| Mind Map: Plant Kingdom 1 page | |
| Chapter Notes: Diversity in Living Organisms 15 pages | |
Plant Structure and Function
| PPT: Photosynthesis in Higher Plants 61 pages | |
| Mind Map: Photosynthesis in Higher Plants 1 page | |
| Mind Map: Anatomy of Flowering Plants 1 page | |
| Chapter Notes: Anatomy of Flowering Plants 11 pages | |
| PPT: Anatomy of Flowering Plants 61 pages | |
| Anatomy of Monocot & Dicot Plants: Root, Stem & Leaf 7 pages | |
| Important Diagrams: Anatomy of Flowering Plants 6 pages | |
Plant Reproduction
| PPT: Photosynthesis in Higher Plants 61 pages | |
| Mind Map: Photosynthesis in Higher Plants 1 page | |
| Mind Map: Anatomy of Flowering Plants 1 page | |
| Chapter Notes: Anatomy of Flowering Plants 11 pages | |
| PPT: Anatomy of Flowering Plants 61 pages | |
| Anatomy of Monocot & Dicot Plants: Root, Stem & Leaf 7 pages | |
| Important Diagrams: Anatomy of Flowering Plants 6 pages | |
Animal Characteristics
| PPT: Structural Organisation in Animals 46 pages | |
| Mnemonics: Structural Organisation in Animals 7 pages | |
| Chapter Notes: Structural Organization in Animals 19 pages | |
| Mind Map: Structural Organisation in Animals 1 page | |
| Important Diagrams: Structural Organisation in Animals 5 pages | |
Animal Body Plans
| Chapter Notes: Reproduction in Animals 9 pages | |
| Very Short Answers - Reproduction in Animals, Science, Class 8 2 pages | |
| Short Notes - Reproduction in Animals 6 pages | |
| PPT: Reproduction in Animals 20 pages | |
| Long Answer Question - Reproduction in Animals 5 pages | |
| Mind Map: Reproduction in Animals 1 page | |
| Worksheet: Reproduction in Animals 1 page | |
| Worksheet Solutions: Reproduction in Animals 4 pages | |
Invertebrates
| Vertebrates and Invertebrates 2 pages | |
Vertebrates
| Vertebrates and Invertebrates 2 pages | |
Animal Behavior
| Methods of Studying Animal Behavior 20 pages | |
| Mind Map: Methods of Studying Animal Behavior 1 page | |
The Integumentary System
| Skeletal System, Joints & Disorders 11 pages | |
| Types, Structure, and Contraction of Muscles 2 pages | |
| Mind Map: Skeletal, Cardiac & Smooth Muscles 1 page | |
The Skeletal System
| Skeletal System, Joints & Disorders 11 pages | |
| Types, Structure, and Contraction of Muscles 2 pages | |
The Muscular System
| Types, Structure, and Contraction of Muscles 2 pages | |
Structure of the Nervous System
| Central Nervous System & Human Brain 6 pages | |
Organization of the Nervous System
| Central Nervous System & Human Brain 6 pages | |
| Short & Long Question Answers with Solution: Neural Control and Coordination 10 pages | |
| Chapter Notes: Neural Control and Coordination 9 pages | |
Effects of Drugs
| Drugs & Alcohol Abuse 9 pages | |
Circulatory System
| Important Diagrams: Body Fluids and Circulation 1 page | |
| Lymph and Circulatory System 3 pages | |
| Double Circulation & Disorders of Circulatory System 4 pages | |
Respiratory System
| Respiratory Organs & Human Respiratory System 6 pages | |
Excretory System
| Regulation of Kidney Functions and Disorders of Excretory System 5 pages | |
| Chapter Notes: Excretory Products and their Elimination 12 pages | |
The Digestive System
| Chapter Notes: Chemical Coordination and Integration 13 pages | |
Nutrition
| Notes: Food & Nutrition 11 pages | |
| Poster: Food, Nutrition, Health & Diseases 1 page | |
| Mind Map: Food & Nutrition 1 page | |
The Endocrine System
| Chapter Notes: Chemical Coordination and Integration 13 pages | |
Reproductive Systems
| The Male Reproductive System 1 page | |
| The Female Reproductive System 4 pages | |
Human Development Before Birth
| Pregnancy & Embryonic Development 2 pages | |
| The Male Reproductive System 1 page | |
Birth, Growth and Aging
| Growth and Development 4 pages | |
| Principles of Development 17 pages | |
| Role of Genetic and Environmental Factors in Determining Human Behaviour 18 pages | |
| Influence of Cultural Factors in Socialization 6 pages | |
| Life Span Development 9 pages | |
Infectious Diseases
| Index: Human Health & Diseases 4 pages | |
| Mind Map: Human Health and Diseases 1 page | |
| Important Diagrams: Human Health and Diseases 1 page | |
The immune System
| Vaccination & Immunisation 4 pages | |
Noninfectious Disorders
| Index: Human Health & Diseases 4 pages | |
| Mind Map: Human Health and Diseases 1 page | |
| Important Diagrams: Human Health and Diseases 1 page | |
