CBSE Class 9 Science Syllabus 2023-24
Science Syllabus of class 9: Along with CBSE Class 9 Science Syllabus, here we provide the Latest Course Structure, Exam Pattern, Deleted Topics & Assessment Details. CBSE has released the CBSE Syllabus for Class 9 Science 2023-24. Students are advised to go through the Class 9 Science Syllabus to know the topics and sub-topics of the subject. understanding the Science syllabus class 9 CBSE 2023 24 helps you to score good marks in your board exams.
This is the updated CBSE syllabus of Class 9 Science 2023-2024. You can also download Class 9th Science syllabus pdf. We also recommend you check the class 9 science deleted syllabus 2023-24.
Science is a very interesting subject that plays an important role in developing well-defined abilities in cognitive, affective and psychomotor domains in children. It augments the spirit of enquiry, creativity, objectivity and aesthetic sensibility.
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CBSE Class 9 Science Syllabus- Course Structure 2023-24
Before moving on to the CBSE Syllabus Class 9 Science 2023 24 let us discuss the course structure for the academic year 2023-24. According to the course structure, CBSE divides the class 9 science syllabus into five units. All units of the syllabus of science class 9 CBSE with a marking scheme are given below.
| Units | Topics | Marks |
|---|---|---|
| I | Matter – Its Nature and Behaviour | 25 |
| II | Organization in the living world | 22 |
| III | Motion, force and work | 27 |
| IV | Food, Food Production | 06 |
| Total | 80 | |
| Internal Assessment | 20 | |
| Grand Total | 100 |
Class 9 Science Syllabus 2022-2023
The science syllabus for class 9 CBSE 2023 24 in detail is given below. CBSE 9th class Science syllabus includes a syllabus for Physics, Chemistry and Biology of class 9th.
Theme: Materials
Unit 1: Matter-Nature and Behaviour
Definition of matter; solid, liquid and gas; characteristics – shape, volume, density; change of state melting (absorption of heat), freezing, evaporation (cooling by evaporation), condensation, sublimation.
Nature of matter: Elements, compounds and mixtures. Heterogeneous and homogenous mixtures, colloids and suspensions. Physical and chemical changes (excluding separating the components of a mixture).
Particle nature and their basic units: Atoms and molecules, Law of Chemical Combination, Chemical formula of common compounds, Atomic and molecular masses.
Structure of atoms: Electrons, protons and neutrons, Valency, Atomic Number and Mass Number, Isotopes and Isobars.
Theme: The World of the Living
Unit 2: Organization 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).
Theme: Moving Things, People and Ideas
Unit 3: 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; a reflection of sound; echo.
Theme: Food
Unit 4: Food Production
Plant and animal breeding and selection for quality improvement and management; Use of fertilizers and manures; Protection from pests and diseases; Organic farming.
CBSE Class 9 Science Practical Syllabus
A list of experiments for the practical work to be done in the session 2022-23 can be downloaded from the following link:
1. Preparation of Unit-I
- a) a true solution of common salt, sugar and alum
- b) a suspension of soil, chalk powder and fine sand in water
- c) a colloidal solution of starch in water and egg albumin/milk in water and distinguish between these on the basis of
- transparency
- filtration criterion
- stability
2. Preparation of Unit-I
- a) A mixture
- b) A compound
- using iron filings and sulphur powder and distinguishing between these on the basis of:
- (i) appearance, i.e., homogeneity and heterogeneity
- (ii) behaviour towards a magnet
- (iii) behaviour towards carbon disulphide as a solvent
- (iv) effect of heat
3. Perform the following reactions and classify them as physical or chemical changes: Unit-I
- a) Iron with copper sulphate solution in water
- b) Burning of magnesium ribbon in air
- c) Zinc with dilute sulphuric acid
- d) Heating of copper sulphate crystals
- e) Sodium sulphate with barium chloride in the form of their solutions in water
4. Preparation of stained temporary mounts of (a) onion peel, and (b) human cheek cells & to record observations and draw their labelled diagrams. Unit-II
5. Identification of Parenchyma, Collenchyma and Sclerenchyma tissues in plants, striped, smooth and cardiac muscle fibres and nerve cells in animals, from prepared slides. Draw their labelled diagrams. Unit-II
6. Determination of the melting point of ice and the boiling point of water. Unit-I
7. Verification of the Laws of reflection of sound. Unit-III
8. Determination of the density of a solid (denser than water) by using a spring balance and a measuring cylinder. Unit-III
9. Establishing the relation between the loss in weight of a solid when fully immersed in Unit-III
- a) Tap water
- b) Strongly salty water with the weight of water displaced by it by taking at least two different solids.
10. Determination of the speed of a pulse propagated through a stretched string/slinky (helical spring). Unit-III
11. Verification of the law of conservation of mass in a chemical reaction. Unit-III
Prescribed Books for Class 9 Science Syllabus
- Science-Textbook for class IX-NCERT Publication
- Assessment of Practical Skills in Science-Class IX – CBSE Publication
- Laboratory Manual-Science-Class IX, NCERT
- Exemplar Problems Class IX – NCERT Publication