# CBSE Class 9 Science Syllabus 2023 For Term 1 & Term 2 | Download PDF

CBSE Syllabus For Class 9 Science 2023 PDF: The CBSE Class 9 Science Syllabus 2023 outlines the course material and assessment plan for the upcoming academic year. Students must be familiar with the entire syllabus in order to study the topic in an organized manner and to plan appropriately for all exams and examinations scheduled for the current academic year 2023.

You will become more familiar with the chapters, marks weightage, and time duration with the latest CBSE Class 9 Science syllabus. Along with the theory CBSE Class 9 Science syllabus, students will also find the practical science syllabus.

## CBSE Class 9 Science Syllabus 2023 For Term 1 & Term 2

Students will benefit from knowing the CBSE Syllabus for Class 9 Science for the academic year 2023. From the link below, students can get the most updated CBSE Class 9 Science Syllabus for the examinations 2023.

CBSE Class 9 Science Syllabus 2023 For Term 1 & Term 2

### Term Wise CBSE Class 9 Science Course Structure 2023

 Evaluation Scheme Theory Units Term-I Marks I Matter – Its Nature and Behaviour – Chapter 2 09 II Organization in the Living World – Chapters 5 and 6 18 III Motion, Force, and Work – Chapters 8 and 9 13 Units Term-II Marks IV Matter – Its Nature and Behaviour – Chapter 2 18 IV Organization in the Living World – Chapters 5 and 6 08 V Motion, Force, and Work – Chapters 8 and 9 14 Total Theory (Term I+II) 80 Internal Assessment: Term I 10 Internal Assessment: Term II 10 Grand Total 100

## Detailed CBSE Class 9 Science Syllabus 2023 For Term 1 & Term 2

### CBSE Syllabus For Class 9 Science Theme: Materials (50 Periods)

Unit I: 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.

Particle nature and their basic units: Atoms and molecules, Law of constant proportions, Atomic and molecular masses.

Mole concept: Relationship of mole to mass of the particles and numbers.

Structure of atoms: Electrons, protons, and neutrons, valency, the chemical formula of common compounds. Isotopes and Isobars

### CBSE Syllabus For Class 9 Science Theme: The World of the Living (45 Periods)

Unit II: 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).

Biological Diversity: Diversity of plants and animals-basic issues in scientific naming, the basis of classification. Hierarchy of categories/groups, Major groups of plants (salient features) (Bacteria, Thallophyta, Bryophyta, Pteridophyta, Gymnosperms, and Angiosperms). Major groups of animals (salient features) (Nonchordates up to phyla and chordates up to classes).

Health and Diseases: Health and its failure. Infectious and Non-infectious diseases, their causes, and manifestation. Diseases caused by microbes (Virus, Bacteria, and Protozoans) and their prevention; Principles of treatment and prevention. Pulse Polio programmes.

### CBSE Syllabus For Class 9 Science Theme: Moving Things, People, and Ideas (60 Periods)

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, derivation of equations of motion by graphical method; 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. Elementary idea of conservation of Momentum.

Gravitation:

Gravitation; Universal Law of Gravitation, Force of Gravitation of the earth (gravity), Acceleration due to Gravity; Mass and Weight; Freefall.

Floatation: Thrust and Pressure. Archimedes’ Principle; Buoyancy; Elementary idea of Relative Density.

Work, energy, and power: Work done by a Force, Energy, power; Kinetic and Potential energy; Law of conservation 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, and SONAR. Structure of the Human Ear (Auditory aspect only).

Theme: Natural Resources: Balance in nature (15 Periods)

### CBSE Syllabus For Class 9 Science Unit IV: Our Environment

Physical resources: Air, Water, Soil. Air for respiration, for combustion, for moderating temperatures; movements of air and its role in bringing rains across India. Air, water, and soil pollution (brief introduction). Holes in the ozone layer and the probable damages.

Bio-geo chemical cycles in nature: Water, Oxygen, Carbon, and Nitrogen.

### CBSE Syllabus For Class 9 Science Theme: Food (10 Periods)

Unit V: 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 Syllabus for Class 9 Science Practical

Along with the theory principles, practicals are equally important. As a result, we’ve included the CBSE Syllabus for Science Practicals in Class 9. The following is a list of the experiments. The CBSE Class 9 Science Lab Manual will assist students in conducting experiments and will instruct them on how to do them.

### List of Experiments – CBSE Syllabus for Class 9 Science Practicals

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 based on

· transparency

· filtration criterion

· stability

2. Preparation of (Unit-I)

a) A mixture

b) A compound

using iron filings and sulfur powder and distinguishing between these based on:

(i) appearance, i.e., homogeneity and heterogeneity

(ii) behavior toward a magnet

(iii) behavior towards carbon disulfide as a solvent

(iv) effect of heat

3. Separation of the components of a mixture of sand, common salt, and ammonium chloride (or camphor). (Unit-I)

4. Perform the following reactions and classify them as physical or chemical changes: (Unit-I)

a) Iron with copper sulfate solution in water

b) Burning of magnesium ribbon in air

c) Zinc with dilute sulphuric acid

d) Heating of copper sulfate crystals

e) Sodium sulfate with barium chloride in the form of their solutions in water

5. Preparation of stained temporary mounts of (a) onion peel, and (b) human cheek cells & to record observations and draw their labeled diagrams. (Unit-II)

6. Identification of Parenchyma, collenchyma, and Sclerenchyma tissues in plants, striped, smooth, and cardiac muscle fibers and nerve cells in animals, from prepared slides. Draw their labeled diagrams. (Unit-II)

7. Determination of the melting point of ice and the boiling point of water. (Unit-I)

8. Verification of the Laws of reflection of sound. (Unit-III)

9. Determination of the density of a solid (denser than water) by using a spring balance and a measuring cylinder. (Unit-III)

10. Establishing the relation between the loss in weight of a solid when fully immersed in

a) Tap water (Unit-III)

b) Strongly salty water with the weight of water displaced by it by taking at least two different solids.

11. Determination of the speed of a pulse propagated through a stretched string/slinky (helical spring). (Unit-III)

12. Study of the characteristics of Spirogyra, Agaricus, Moss, Fern, Pinus (either with male or female cone), and an Angiospermic plant. Draw and give two identifying features of the groups they belong to. (Unit-II)

13. Observe the given pictures/charts/models of earthworms, cockroaches, bony fish, and birds. For each organism, draw their picture and record: (Unit-II)

a) one specific feature of its phylum.

b) one adaptive feature regarding its habitat.

14. Verification of the law of conservation of mass in a chemical reaction. (Unit-III)

15. Study of the external features of the root, stem, leaf, and flower of monocot and dicot plants. (Unit-III)

### Other Important Links for CBSE 9th Science

You should refer to the below links to know CBSE 9th Science Exam. Click on the link to access other important information related to the CBSE 9th Science.

## Class 9 Science Prescribed Books

→ Science-Textbook for class IX – NCERT Publication

→ Assessment of Practical Skills in Science-Class IX – CBSE Publication

→ Laboratory Manual-Science – Class IX, NCERT Publication

→ Exemplar Problems Class IX – NCERT Publication

## CBSE Marking Scheme For Class 9 Science 2023 For Term 1 & Term 2

The marks distribution for every unit in the CBSE Syllabus For Class 9 Science is tabulated below:

 CBSE Class 9 Syllabus: Unit-wise Marks Distribution Units Marks Unit 1: Matter – Its Nature And Behavior 23 Unit 2: Organisation In The Living World 20 Unit 3: Motion, Force, And Work 27 Unit 4: Our Environment 06 Unit 5: Food Production 04 Total 80

We have covered the detailed guide on CBSE Syllabus For Class 9 Science 2023 For Term 1 & Term 2 PDF. Feel free to ask any questions related to CBSE Class 9 in the comment section below.

FAQs On CBSE Syllabus For Class 9 Science 2023 For Term 1 & Term 2

### What is the CBSE Syllabus For Class 9 Science?

You can refer to the above article to get the complete CBSE Syllabus For Class 9 Science

### What is the syllabus of physics class 9th?

Content for Class 9 Physics covers the concepts of Motion, Force, Laws of Motion, Gravitation, Work, Energy, and Sound. 2.1 Conservation of Momentum. 2.2 Force. 2.3 Newton’s First Law of Motion.

### How many chapters are there in CBSE Syllabus For Class 9 Science?

NCERT Science textbook for Class 10, consists of a total of 16 Chapters as per the latest syllabus prescribed by the CBSE.

### Is CBSE Syllabus For Class 9 Science difficult?

CBSE Class 9th preparations are definitely not easy. You have to work hard to succeed and get good marks.