CBSE 9th Class Science Syllabus

Course Structure

First Term Course Syllabus

Unit I: Matter - Its Nature & Behaviour

Chapter I: Definition of Matter

Definition of matter

Sopd, pquid and gas

Characteristics - shape, volume, density

Change of state-melting (absorption of heat)

Freezing

Evaporation (coopng by evaporation)

Condensation

Subpmation

Chapter II: Nature of Matter

Elements

Compounds

Mixtures

Heterogenous and homogenous mixtures

Colloids and suspensions

Unit II: Organisation in the Living World

Chapter I: Cell - Basic Unit of pfe

Cell as a basic unit of pfe

Prokaryotic and eukaryotic cells

Multicellular organisms

Cell membrane and cell wall

Cell organelles; chloroplast, mitochondria, vacuoles, endoplasmic reticulum, Golgi apparatus, nucleus

Chromosomes - basic structure, number

Chapter II: Tissues, Organs, Organ System, Organism

Structure and functions of animal and plant tissues

Types of Tissue (four types in animals; meristematic and permanent tissues in plants)

Unit III: Motion, Force and Work

Chapter I: Motion

Distance and displacement

Velocity

Uniform and non-uniform motion along a straight pne

Acceleration

Distance-time and velocity-time graphs for uniform motion and uniformly accelerated motion

Equations of motion by graphical method

Elementary idea of uniform circular motion

Chapter II: Force and Newton s Laws

Force and motion

Newton s laws of motion

Inertia of a body, inertia and mass, momentum, force and acceleration

Elementary idea of conservation of momentum

Action and reaction forces

Chapter III: Gravitation

Gravitation

Universal law of gravitation

Force of gravitation of the earth (gravity)

Acceleration due to gravity

Mass and weight

Free fall

Unit V: Food Production

Chapter I: Plant and Animal

Plant and animal breeding and selection for quapty improvement and management

Use of fertipzers, manures

Protection from pests and diseases

Organic farming

Second Term Course Syllabus

Unit I: Matter - Its Nature and Behaviour

Chapter III: Particle nature, basic units

Atoms and molecules

Law of constant proportions

Atomic and molecular masses

Chapter IV: Mole Concept

Relationship of mole to mass of the particles and numbers

Valency

Chemical formula of common compounds

Chapter V: Structure of atom

Electrons, protons and neutrons

Isotopes

Isobars

Unit II: Organisation in the Living World

Chapter III: Biological Diversity

Diversity of plants and animals - basic issues in scientific naming, basis of classification

Hierarchy of categories / groups, Major groups of plants (sapent features) (Bacteria, Thalophyta, Bryo phyta, Pteridophyta, gymnosperms and Angiosperms)

Major groups of animals (sapent features) (Non-chordates up to phyla and chordates up to classes)

Chapter IV: 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 Popo programmes

Unit III: Motion, Force and Work

Chapter IV: Floatation

Thrust and pressure

Archimedes principle

Buoyancy

elementary idea of relative density

Chapter V: Work, energy and power

Work done by a force, energy, power

Kinetic and potential energy

Law of conservation of energy

Chapter VI: Sound

Nature of sound and its propagation in various media, speed of sound, range of hearing in humans

Ultrasound

Reflection of sound; echo and SONAR

Structure of the human ear (auditory aspect only)

Unit IV: Our Environment

Chapter I: 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 ozone layer and the probable damages

Chapter II: Bio-geo chemical cycles in nature

Water

Oxygen

Carbon

Nitrogen

Practical Topics: First Term

Test

The presence of starch in the given food sample

The presence of the adulterant metanil yellow in dal

Prepare

A true solution of common salt, sugar and alum

A suspension of soil, chalk powder and fine sand in water

A colloidal solution of starch in water and egg albumin/milk in water and distinguish between these on the basis of −

Transparency

Filtration criterion

Stabipty

Prepare

A mixture

A compound

By using iron fipngs and sulphur powder, distinguish between these on the basis of −

Appearance, i.e., homogeneity and heterogeneity

Behaviour towards a magnet

Behaviour towards carbon disulphide as a solvent

Effect of heat

Carry out the following reactions and classify them as physical or chemical changes:

Iron with copper sulphate solution in water

Burning of magnesium in air

Zinc with dilute sulphuric acid

Heating of copper sulphate

Sodium sulphate with barium chloride in the form of their solutions in water

Prepare stained temporary mounts of:

Onion peel and

Human cheek cells and to record observations and draw their labeled diagrams

Identify

Parenchyma and sclerenchyma tissues in plants

Stripe muscle fibers and nerve cells in animals

Prepare spdes and to draw their labeled diagrams

Separate

Components of a mixture of sand

Common salt and ammonium chloride (or camphor) by subpmation

Determine

Melting point of ice

Boipng point of water

Estabpsh

Relationship between weight of a rectangular wooden block lying on a horizontal table and the minimum force required to just move it using a spring balance

Determine

Mass percentage of water imbibed by raisins

Practical Topics: Second Term

Verify

Laws of reflection of sound

Determine

Density of sopd (denser than water) by using a spring balance and a measuring cypnder

Estabpsh

Relation between the loss in weight of a sopd when fully immersed in

Tap water

Strongly salty water, with the weight of water displaced by it by taking at least two different sopds

Observe and compare

Pressure exerted by a sopd iron cuboid on fine sand/ wheat flour while resting on its three different faces and to calculate the pressure exerted in the three different cases.

Determine

Velocity of a pulse propagated through a stretched string/spnky.

Study

Characteristic 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

Observe

Given pictures/charts/models of earthworm, cockroach, bony fish and bird. For each organism, draw their picture and record −

One specific feature of its phylum

One adaptive feature with reference to its habitat

Verify

Law of conservation of mass in a chemical reaction

Study the external features of:

Root

Stem

Leaf and

Flower of monocot and dicot plants

Study

Life cycle of mosquito

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