CBSE Class 9 Science Syllabus for 2025-26 Academic Year

CBSE Class 9 Science Syllabus 2025-26 - Units & Marks Distribution

Unit-Wise CBSE 9th Class Science 2025-26 Syllabus

Students appearing for the board examination can check out the following unit-wise syllabus for the science subject. This syllabus will help students prepare and score well in the examination.

Unit I: Matter-Nature and Behaviour

• Matter in Our Surroundings: Definition of matter; Particulate Nature of Matter; States of Matter: solid, liquid and gas and their characteristics; change of state- melting (absorption of heat), freezing, evaporation (cooling by evaporation), condensation, sublimation.

• Is Matter Around Us Pure: Elements, compounds and mixtures. Heterogeneous and homogenous mixtures, colloids and suspensions. Physical and chemical changes (excluding separating the components of a mixture); Pure and Impure substances.

• Atoms and Molecules: Atoms and molecules, Law of Chemical Combination, Chemical formula of common compounds, Atomic and molecular masses.

• Structure of an atom: Sub-atomic particles: Electrons, protons and neutrons, Models of an atom; Valency, Atomic Number and Mass Number, Isotopes and Isobars.

Unit II: Organisation in the Living World

• Cell - Basic Unit of Life: Cell as a basic unit of life; prokaryotic and eukaryotic cells, multicellular organisms; cell membrane and cell wall, cell organelles and cell inclusions; chloroplast, mitochondria, vacuoles, endoplasmic reticulum, Golgi apparatus; nucleus, chromosomes - basic structure, number.

• Tissues, Organs, Organ System, Organism: Structure and functions of animal and plant tissues (only four types of tissues in animals; Meristematic and Permanent tissues in plants).

Unit III: Motion, Force and Work

• Motion: Distance and displacement, velocity, uniform and non-uniform motion along a straight line; acceleration, distance-time and velocity-time graphs for uniform motion and uniformly accelerated motion, elementary idea of uniform circular motion.

• Force and Newton’s laws: Force and Motion, Newton’s Laws of Motion, Action and Reaction forces, Inertia of a body, Inertia and mass, Momentum, Force and Acceleration.

• Gravitation: Gravitation; Universal Law of Gravitation, Force of Gravitation of the Earth (gravity), Acceleration due to Gravity; Mass and Weight; Free fall.

• Floatation: Thrust and Pressure. Archimedes’ Principle; Buoyancy.

• Work, Energy and Power: Work done by a Force, Energy, power; Kinetic and Potential energy; Law of conservation of energy (excluding commercial unit of Energy).

• Sound: Nature of sound and its propagation in various media, speed of sound, range of hearing in humans; ultrasound; reflection of sound; echo.

Unit IV: Food Production

• Plant and animal breeding and selection for quality improvement and management; Use of fertilisers and manures; Protection from pests and diseases; Organic farming.

How Can I Download the CBSE Class 9 Science Syllabus 2025-26 Online?

Students can check out the steps below to learn more about how to download the CBSE 9th syllabus 2025-26 for the science subject in online mode.

• Step 1: Visit the official website at cbseacademic.nic.in.

• Step 2: Click on the “Academic Website” on the homepage.

• Step 3: Click on the “Curriculum” from the list of options mentioned in the menu bar.

• Step 4: Select the “Curriculum 2025-26” from the dropdown menu.

• Step 5: Click on the “Secondary Curriculum” link for the Class 9 syllabus.

• Step 6: Select the “Academic Subjects” link to download the science syllabus PDF.

• Step 7: Download the CBSE 9th Science syllabus for 2025-26 for future reference.

CBSE Class 9 Science Books

CBSE prescribed 4 books to cover the CBSE class 9 Science syllabus 2025-26. These books include the textbook, practical book, and exemplar as per the class 9 science syllabus, chapter-wise.

• Science Textbook for Class IX-NCERT Publication

• Laboratory Manual-Science-Class IX, NCERT Publication

• Assessment of Practical Skills in Science-Class IX - CBSE Publication

• Exemplar Problems Class IX – NCERT Publication

Also, Check:

• CBSE Class 9 Maths Syllabus
• CBSE Class 9 Social Science Syllabus