CBSE Class 9 Science Syllabus - Free PDF Download
CBSE Syllabus 2024-25 Class 9: The CBSE Class 9 Science Syllabus for the examination year 2024-25 has been released by the Central Board of Secondary Education, CBSE. The board will hold the final examination at the end of the year following the annual assessment scheme, which has led to the release of the syllabus. The 2024-25 CBSE Class 9 Science Board Exam will entirely be based on the most recent syllabus. Therefore, students must thoroughly understand the new CBSE syllabus to prepare for their annual exam properly.
The detailed CBSE Class 9 Science Syllabus for 2024-25 is below.
Academic year:
CBSE Class 9 Science Revised Syllabus
CBSE Class 9 Science and their Unit wise marks distribution
CBSE Class 9 Science Course Structure 2024-25 With Marking Scheme
| # | Unit/Topic | Weightage |
|---|---|---|
| 1 | Matter in Our Surroundings | |
| 2 | Is Matter Around Us Pure | |
| 3 | Atoms and Molecules | |
| 4 | Structure of the Atom | |
| 5 | The Fundamental Unit of Life | |
| 6 | Tissues | |
| 7 | Motion | |
| 7 | Diversity in Living Organisms | |
| 8 | Force and Laws of Motion | |
| 9 | Gravitation | |
| 10 | Work and Energy | |
| 11 | Sound | |
| 12 | Improvement in Food Resources | |
| 13 | Why Do We Fall ill | |
| 14 | Natural Resources | |
| Total | - |
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Syllabus
1 Matter in Our Surroundings
- Matter (Substance)
- Experiment 1
- Experiment 2
- Experiment 3
- Experiment 4
- Substance (Matter)
- Physical Nature of matter
- Chemical properties
- Characteristics of Particles (Molecules) of Matter
- Characteristics of particles or matter
- Classification of Matter and Particle
- Experiment
- States of Matter
- The Solid State
- The Solid State of Matter
- Characteristics of Solids
- The Liquid State
- The Liquid State of Matter
- Characteristics of Liquids
- The Gaseous State
- The Gaseous State of Matter
- Characteristics of Gases
- Plasma
- Bose-einstein Condensate
- The Solid State
- Heat and change of physical state
- Introduction
- Effect of Change of Temperature
- Effect of Change of Pressure
- Heat Required to Change State
- Concept of Evaporation
- Factors Affecting Evaporation
- How does Evaporation cause cooling?
- Concept of Melting (Fusion)
- Melting (Fusion)
- Melting point
- Latent heat
- Latent heat of fusion
- Heating curve of ice during melting
- Change in volume on melting
- Effect of pressure on the melting point
- Effect of impurities on the melting point
- Concept of Boiling (Vaporization)
- Changes in States of Water
- Experiment
- Concept of Sublimation
- Introduction
- Experiment
- Concept of Freezing (Solidification)
- Introduction
- Melting and Freezing Point of Water
- Boiling and Condensation Points
- Concept of Condensation (Liquefaction)
- Concept of Desublimation (Deposition)
2 Is Matter Around Us Pure
- Matter (Substance)
- Experiment 1
- Experiment 2
- Experiment 3
- Experiment 4
- Substance (Matter)
- Physical Nature of matter
- Chemical properties
- Natural substances
- Mixture
- Introduction
- Separation of Unwanted Substances from Mixtures
- Activity
- Types of Mixtures
- Types of Mixtures
- Experiment 1
- Experiment 2
- Solution
- Definition
- Solution
- Properties of Solution
- Concentration of a Solution
- Reactions in solutions
- Mass percentage
- Mole fraction
- Molarity
- Molality
- Volume percentage
- Suspension Solution
- Definition
- Suspension Solution
- Colloidal Solution
- Definition
- Colloidal Solution
- Understanding Compounds
- Experiment
- Methods of Separation
- Evaporation Method
- Solvent Extraction (Using a Separating Funnel Method)
- Introduction to Separation Using a Separating Funnel
- Experiment
- Sublimation Method
- Chromatography Method
- Introduction
- Experiment
- Simple Distillation Method
- Distillation Method
- Experiment 1
- Experiment 2
- Fractional Distillation Method
- Crystallisation Method
- Classification of Change: Physical Changes
- Chemical Reaction
- Introduction
- Types of Chemical Reaction
- Experiment
- Pure Substances
- Pure substance
- Characteristics of Pure substance
- Examples of Pure Substance
- Compound
- Introduction
- Experiment 1
- Experiment 2
- Elements
- Experiment
- Elements
3 Atoms and Molecules
- History of Atom
- Laws of Chemical Combination
- Introduction
- Experiment
- Law of Conservation of Mass
- Law of Constant Proportions (Law of Definite Proportions)
- Introduction
- Antoine Lavoisier: The Father of Modern Chemistry
- Verification of The Law of Constant Proportion
- Dalton’s Atomic Theory
- Introduction
- Dalton’s Atomic Theory
- Merits and Demerits
- Activity
- Atoms: Building Blocks of Matter
- Introduction of Atom
- Discovery of Charged Particles and the Structure of an Atom
- Symbols Used to Represent Atoms of Different Elements
- Atomic Mass
- Introduction of Atomic Mass
- Properties of Mass Number
- Determination of Relative Atomic Mass
- Relative Atomic Mass (RAM)
- Molecules
- Molecule
- Properties of molecule
- Classification of Molecules
- Difference Between Atoms and Molecules
- Ions (Radicals) and Its Types
- Radicals
- Formation of Radicals
- Types of Radicals
- Chemical Formula or Molecular Formula
- Chemical formulae of compounds : A recapitulation
- Molecular Mass
- Formula Unit Mass
- Mole Concept
- Concept of Mole
- Quantities Related on Mole Concept and Their Formula
- Experiment
- Atoms and Molecules Numericals
4 Structure of the Atom
- Existence of Charged Particles in Matter
- Atoms: Building Blocks of Matter
- Introduction of Atom
- Discovery of Charged Particles and the Structure of an Atom
- Discovery of Charged Particles in Matter
- Cathode Ray Tube (CRT) experiment
- Protons (p)
- Protons
- Discovery of Protons
- Properties of Anode rays
- Electrons (e)
- Electrons
- Discovery of Electrons
- Properties of Cathode rays
- Charge to Mass Ratio of Electron
- Charge on the Electron
- Neutrons (n)
- Neutrons
- Discovery of Neutrons
- Properties of Neutrons
- J. J. Thomson’s Atomic Model
- Discovery of Electrons
- Thomson’s Plum Pudding Model of the Atom
- Merits and Demerits
- Advantage and Limitations of Thomson’s Atomic Model
- Lord Rutherford’s Atomic model
- Introduction
- Rutherford’s Nuclear atomic model
- Merits and Demerits
- Limitations of Rutherford’s Atomic Model
- Neils Bohr’s Model of an Atom
- Introduction
- Bohr’s stable orbit atomic model
- Merits and Demerits
- Electronic Configuration of Atom
- Periodic Properties
- Valency
- Valency Rules and Formula Formation
- Valency and Electronic Configuration
- Types and Trends in Valency
- Methods to Determine the Valency of an Element
- Valency
- Different Ways to Determine Valency
- Atomic Number (Z), Mass Number (A), and Number of Neutrons (n)
- Atomic number or Nuclear charge
- Nucleons
- Mass number
- Relationship between atomic number and mass number
- Representation of element
- Number of Neutrons (n)
- Atomic Mass
- Introduction of Atomic Mass
- Properties of Mass Number
- Determination of Relative Atomic Mass
- Isotopes
- Introduction of Isotopes
- Applications of Isotopes
- Uses of Radioactive Isotopes
- Introduction
- Uses of Radioactive Isotopes
- Isobars
- Introduction
- Example of Isobars
- Characteristics of Isobars
- Atoms and Molecules Numericals
5 The Fundamental Unit of Life
- Cell: Structural and Functional Unit of Life
- The Fundamental Unit of Life: Cell
- Discovery of Cells
- The Invention of the Microscope and the Discovery of Cell
- Cell Theory
- Organisms Show Variety in Cell Number, Shape and Size
- Cell Numbers
- Cell Size
- Smallness of Cells: A Greater Efficiency
- Cell Shapes: To suit Functional Requirement
- Prokaryotic and Eukaryotic Cell
- Characteristics of Cells
- Types of Cells
- Difference between Prokaryotic and Eukaryotic cells
- Means of Transport in Plants
- Simple Diffusion
- Concept of Osmosis
- Endosmosis
- Exosmosis
- Osmotic Pressure
- Isotonic solution
- Hypotonic solution
- Hypertonic solution
- Structure of the Cell
- Plasma Membrane
- Structure and Function of the Plasma Membrane
- Cellular Transport Mechanisms: Energy-Dependent and Passive Processes
- Semi-permeable Membrane (Cell Membrane)
- Cell Wall - “Supporter and Protector”
- Nucleus - “Brain” of the Cell
- Introduction
- Experiment
- Cytoplasm - “Area of Movement”
- Endoplasmic Reticulum (ER)
- Introduction
- Functions of ER
- Golgi Apparatus - "The delivery system of the cell"
- Introduction
- Functions of Golgi Apparatus
- Camilio Golgi
- Lysosome - “Suicidal Bag”
- Introduction
- Functions of Lysosomes
- Mitochondria - “Power House of the Cell”
- Introduction
- Functions of Mitochondria
- Plastids
- Non-living Substances Or Cell Inclusion
- Cell Inclusion
- Granule
- Vacuole
- Functions of Vacuole
- Plasma Membrane
- Plant Cell and Animal Cell
- Plant Cell
- Animal Cell
- Difference between Plant Cell and Animal Cell
- Cell Division: an Essential Life Process
- Cell Division
- Types of Cell Division
- Amitosis - Direct Division
- Mitosis - Indirect Division
- Meiosis - Reduction Division
- Differences between Mitosis and Meiosis
6 Tissues
- Tissues - “The Teams of Workers”
- Introduction
- Differences Between Plant and Animal Tissues
- Plant and Animals Tissue
- Plant Tissues
- Introduction
- Experiment
- Meristems or Meristematic Tissues
- Introduction
- Types of Meristematic Tissue
- Permanent Tissue
- Simple Permanent Tissues (Supporting Tissue)
- Introduction
- Experiment
- Types of Simple Permanent Tissues
- Complex Permanent Tissues
- Introduction
- Types of Complex Permanent Tissues
- Complex Permanent Tissue: Xylem Structure and Function (Conducting Tissue)
- Complex Permanent Tissue: Phloem Structure and Function (Conducting Tissue)
- Simple Permanent Tissues (Supporting Tissue)
- Animal Tissues
- Epithelial Tissue
- Introduction
- Simple Epithelium Tissue
- Compound Epithelial Tissue
- Connective Tissue
- Introduction
- Loose Connective Tissue
- Dense Connective Tissue
- Specialized Connective Tissue
- Muscular Tissue
- Introduction
- Types of Muscular Tissue
- Nervous Tissue
- Introduction
- Structure of a Neuron
- Epithelial Tissue
7 Motion
- Motion and Rest
- Introduction to Scientist
- Motion and Rest
- Describing Motion
- Motion along a straight line
- Uniform and Non-Uniform motion
- Motion Along a Straight Line
- One dimensional motion
- Representation of one dimension notion
- Types of Motion
- Linear motion
- Non-linear motion
- Measuring the Rate of Motion - Speed with Direction
- Rate of Change of Velocity
- Distance and Displacement
- Introduction
- Experiment
- Graphical Representation of Motion
- Displacement - Time Graph Or Distance - Time Graph
- Distance-time graph for uniform motion
- Distance-time graph for non-uniform motion
- Velocity - Time Graphs
- Velocity-time graph for uniform velocity
- Velocity-time graph for uniform acceleration
- Displacement - Time Graph Or Distance - Time Graph
- Equations of Motion by Graphical Method
- Derivation of Velocity - Time Relation by Graphical Method
- Derivation of Displacement - Time Relation by Graphical Method
- Derivation of Displacement - Velocity Relation by Graphical Method
- Uniform Circular Motion (UCM)
- Uniform and Non-Uniform Circular Motion
- Activity
- Uniform Circular Motion and Centripetal Force
- Experiment
- Variables in Circular Motion
- Motion (Numerical)
7 Diversity in Living Organisms
- Biodiversity
- Biological Classification
- Introduction
- Classification and Evolution of Diversity in Living Organisms
- Classification of Living Things
- Classification of Living Organisms
- Classification
- Need for Classification
- Advantages of Classification
- Taxonomic Hierarchy of Living Organisms: Unit of Classification
- Five Kingdom Classification
- Introduction
- Hierarchy Classification
- Five Kingdom Classification
- Kingdom Monera
- Introduction
- Experiment
- Kingdom Protista
- Introduction
- Experiment
- Kingdom Fungi
- Introduction
- Experiment
- Differences Between Plantae (Plants) and Animalia (Animals)
- Classification of Kingdom Plantae
- Kingdom Plantae: Thallophyta (Algae)
- Kingdom Plantae: Thallophyta (Fungi)
- Cryptogams
- Division II- Bryophytes
- Bryophyta
- Activity
- Division III- Pteridophytes
- Division II- Bryophytes
- Phanerogams
- Division I-Gymnosperms
- Division II- Angiosperms
- Angiosperms
- Activity
- Classification of Angiosperms
- Kingdom Animalia
- Kingdom Animalia
- Characteristics of Kingdom Animalia
- Invertebrate: Phylum Nematoda
- Chordata: Vertebrata
- Class - Cyclostomata
- Class - Pisces
- Class - Amphibia
- Class - Reptilia
- Class - Aves
- Class - Mammalia
- Non Chordates (Invertebrata)
- Phylum: Porifera
- Phylum: Cnidaria/Coelenterata
- Phylum: Platyhelminthes
- Phylum: Annelida
- Phylum: Arthropoda
- Phylum: Mollusca
- Phylum: Echinodermata
- Chordata: Vertebrata
- Subphylum: Prochordata
- Invertebrata and Vertebrata
- Non Chordates (Invertebrata)
- Chordates
- Chordata: Prochordata
- Chordata: Vertebrata
- Comparison of chordates and non-chordates
- Taxonomy and Systematics
- Taxonomy
- Systematics
- Classification of Taxonomy
- Plant Taxonomy
- Animal Taxonomy
- Nomenclature
8 Force and Laws of Motion
- Force
- Force - Push or Pull
- Effect of Force
- A Force can change the State of motion
- Force can change the shape of an object
- Stops or tries to stop a moving body
- Changes or tries to change the direction of motion of a moving body
- Like parallel forces effect
- Unbalanced forces effect
- Unlike parallel forces effect
- Types of Force: Contact Force
- Introduction of Contact Force
- Types of Contact Force
- Types of Force: Non-Contact Force
- Introduction of Non-Contact Forces
- Types of Non-Contact Forces
- Experiment
- Balanced and Unbalanced Forces
- Introduction
- Experiment
- Newton’s Laws of Motion
- Newton's First Law of Motion
- Newton's First Law of Motion
- Momentum
- Balanced and Unbalanced Force
- Experiment
- Newton's Second Law of Motion
- Momentum and Its Relation to Force
- Newton’s Second Law of Motion
- Activity
- Newton's Third Law of Motion
- Newton’s Third Law of Motion
- Newton's Third Law: Action and Reaction Forces
- Newton's First Law of Motion
- Inertia and Mass
- Combined Forces
- Inertia and Mass
- Activity
- Conservation of Momentum
- Conservation of linear momentum
- Law of conservation of linear momentum
- Applications of the law of conservation of linear momentum
- Force and Laws of Motion (Numerical)
9 Gravitation
- Concept of Gravitation
- Newton’s Universal Law of Gravitation
- Newton’s Law of Gravitation
- Gravitational Constant (G)
- Effects of Newton’s Law of Gravitation
- Centre of Mass and Gravity
- Free Fall
- Introduction
- Energy During Free Fall
- Acceleration Due to Gravity (Earth’s Gravitational Acceleration)
- Introduction
- Value of g on the Surface of the Earth
- Variation in the Value of g
- Properties of Matter and Their Measurement
- Concept of Mass and Weight
- Mass and Weight
- Difference Between Mass and Weight
- Concept of Mass and Weight
- Thrust and Pressure
- Introduction
- Unit of pressure
- Experiment
- Pressure of liquid
- Introduction
- Experiment 1
- Experiment 2
- Buoyancy Force (Upthrust Force)
- Introduction
- Experiment 1
- Experiment 2
- Density of the Fluid
- Archimedes Principle
- Introduction
- Discovery of Archimedes Principle
- Archimedes Principle
- Experiment
- Relative Density and Its Unit
- Relative density
- Unit of relative density
10 Work and Energy
- Concept of Work
- Introduction of Work
- Work Done at Different Angles and Its Characteristics
- Energy
- Introduction to Energy
- Commercial Unit of Energy
- Mechanical Energy
- Introduction
- Experiment
- Kinetic Energy (K)
- Introduction to Kinetic Energy
- Expression for Kinetic Energy
- Potential Energy (U)
- Introduction to Potential Energy
- Expression for Potential Energy
- Potential Energy of an Object at a Height
- Gravitational Potential Energy
- Introduction
- Escape Velocity
- Transformation of Energy
- Introduction
- Energy Transfer in The Water Cycle
- Law of Conservation of Energy
- Introduction
- Experiment
- Rate of Doing Work
- Work and Energy (Numericals)
11 Sound
- Sound
- Introduction
- Sound waves
- Production of Sound
- Introduction
- Production of Sound Using a Tuning Fork
- Experiment
- Propagation of Sound
- Introduction
- Experiment 1
- Experiment 2
- Sound Need a Medium to Travel
- Sound Waves Are Longitudinal Waves
- Characteristics of a Sound Wave
- Sound Wave
- Parts of a Sound Wave
- Important Sound Wave Properties
- Speed of Sound (Velocity of Sound)
- Introduction
- Activity
- Reflection of Sound
- Introduction
- Uses of multiple reflection of sound
- Experiment
- Echoes
- Reverberation
- Uses of Multiple Reflection of Sound
- Range of Hearing in Humans
- Ultrasonic Sound Or Ultrasound
- Ultrasonic Sound or Ultrasound
- Applications of ultrasonic waves
- Difference between ultrasonic and supersonic
- SONAR
- Introduction of SONAR
- Application of SONAR
- Human Ear
- Structure of Human Ear
- Function of Human Ear
- Sound (Numerical)
12 Improvement in Food Resources
- Improvements in Food Resources
- Improvement in Crop Yields
- Crop Variety Improvement
- Crop Production Improvement
- Crop Protection Management
- Methods to Replenish Nutrients in Your Soil
- Manuring (Biomanuring)
- Fertilizers
- Introduction of Fertilizers
- Harmful Effects of Chemical Fertilizers
- Protection of crops
- Steps for Storing Grain
- Steps to Protect Grain from Damage
- Improved methods of agriculture
- Improved seeds
- Irrigation
- Modern methods of irrigation
- Modern Irrigation Methods
- Agricultural Assistance Programme
- Animal Husbandry (Livestock)
- Agro-Complementary Occupations
- Animal Husbandry
- Pisciculture (Fish Farming)
- Pisciculture
- Types of Fish Culture
- Types of Ponds for Fish Culture
- Cultivable Food Fishes
- Nutritional Value of Fishes
- Apiculture (Bee Farming)
- Apiculture
- Types of Honey Bee
- Polymorphism in honey bee
- Artificial bee hive
- Dairy Farming
- Proper Care for Optimal Yield
- Dairy Farm Management
- Protecting the Cattle from Diseases
- Livestock Management: Sheep, Goats, and Horses
- Poultry Farming
- Poultry Farm Management
- Components of Poultry Farm Management
- Egg and Broiler Production
- Poultry Disease
13 Why Do We Fall ill
- Health
- Introduction
- Physical Health
- Mental Health
- Disease
- Introduction
- Identification of disease
- Categories of Disease
- Categories of Disease
- Extent of occurrence
- Endemic diseases
- Epidemic diseases
- Pandemic diseases
- Sporadic diseases - Communicability: Communicable or Infectious diseases & Non- Communicable or Non-Infectious diseases
- Kinds of pathogens
- Kinds of transmitting agents
- Congenital diseases and acquired diseases
- Other types of diseases
- Infectious diseases
- Hereditary diseases
- Physiological diseases
- Deficiency diseases
- Acute and Chronic Diseases
- Causes of Disease
- Communicable Or Infectious Diseases
- Introduction
- Infectious and Non-infectious causes of Disease
- Infectious Agents
- Manifestation of Diseases
- Modes of Transmission of Diseases
- Spread of disease through air
- Spread of disease through water
- Spread of disease through food
- Spread of disease by insects
- Spread of disease by direct contact
- Organ-specific and Tissue-specific Manifestations
- Principles of Prevention of Diseases
- Principles of Treatment of Diseases
14 Natural Resources
- Natural Resources
- Introduction
- Proportion of Land and Water on Earth
- Causes of Depletion of Natural Resources
- Impact of Depletion of Natural Resources
- Steps to Prevent Depletion of Resources
- Biosphere: The Domain of Life
- Air is a Mixture
- Atmosphere and Its Layers
- Atmosphere
- Layers of Atmosphere
- The Role of Atmosphere In Climate Control
- Wind: The Movement of Air
- Rain
- Water: Our Lifeline
- Introduction
- Importance of Water for Sustaining Life
- Where Do We Get Water From?
- Availability of Water
- Importance of Water
- Water Pollution and Its Causes
- Water Pollution
- Types of Water Pollutants
- Causes of Water Pollution
- Reasons of Water Pollution
- Mineral Riches in the Soil
- Biogeochemical Cycle
- Introduction
- Types of Biogeochemical Cycle
- Water Cycle
- Nitrogen Cycle
- The Carbon Cycle
- The Oxygen Cycle
- Ozone
- Ozone
- Function of ozone in the atmosphere
- Harmful effects of ozone
- Ozone Layer Depletion
- Depletion of Ozone Layer
- Chemicals responsible for the destruction of the ozone layer
