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30% Syllabus Reduction of IX CBSE

CHAPTER

 

Topics Removed

Maths

Unit 1 Number Systems

 

Real Numbers

Representation of terminating / non-terminating recurring

decimals on the number line through successive magnification.

Explaining that every real number is represented by a unique

point on the number line and conversely, viz. every point on the

number line represents a unique real number.

Definition of nth root of a real number

 

Unit II Algebra

 

POLYNOMIALS

Motivate and State the Remainder Theorem with examples.

Statement and proof of the Factor Theorem.

x3+y3+z3-3xyz

LINEAR EQUATIONS IN

TWO VARIABLES

Examples, problems on Ratio and Proportion

UNIT III-COORDINATE GEOMETRY

 

COORDINATE

GEOMETRY

No deletion

UNIT IV-GEOMETRY

 

INTRODUCTION TO

EUCLID'S GEOMETRY

Delete the Chapter

LINES AND ANGLES

No deletion

QUADRILATERALS

No deletion

AREA

Delete the Chapter

CIRCLES

There is one and only one circle passing through three given

non-collinear points.

If a line segment joining two points subtends equal angle at two

other points lying on the same side of the line containing the

segment, the four points lie on a circle

CONSTRUCTIONS

Construction of a triangle of given perimeter and base angles

UNIT V-MENSURATION

 

AREAS

Application of Heron’s Formula in finding the area of a quadrilateral.

SURFACE AREAS AND VOLUMES

No deletion

UNIT VI-STATISTICS & PROBABILITY

 

STATISTICS

Histograms (with varying base lengths),

Frequency polygons.

Mean, median and mode of ungrouped data.

PROBABILITY

No deletion

 

 

Social Science

 

History

 Section 2: Livelihoods, Economies and Societies

NOTE- ANY ONE OUT OF THESE TWO CHAPTERS (CH-4/CH5)

Chapter IV: Forest Society and Colonialism

Chapter V: Pastoralists in the Modern World

 

 

Complete Section (Both the

Chapters)

Geography

Chapter 3: Drainage

Complete Chapter except for Map Items which will be assessed in the Examination

Chapter 6: Population

 

Complete Chapter

 

 POLITICAL SCIENCE

 

 

 Chapter 2: Constitutional Design

Democratic Constitution in South

Africa (Only)

 

 Chapter 5: Democratic Rights

 

 Complete Chapter

 

 ECONOMICS

 

 

 

Chapter 4: Food Security in India

 

 Complete Chapter

SCIENCE

(Deleted Portion (Theory))

 

Under Unit I: Matter-Nature and Behaviour

 

Under Unit I: Matter-Nature and Behaviour

Matter in Our Surroundings: 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.

Under Unit II:Organization in the Living World

 

Diversity in Living Organisms:Diversity of plants and animals-basic issues in scientific

naming, 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) (Non-chordates upto phyla and chordates upto classes

Under Unit III: Motion, Force and Work

 

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

Relative Density.

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

Under Unit V: Food Production

 

Improvement in Food Resources: Plant and animal breeding and selection for quality

improvement and management; Use of fertilizers and manures; Protection from pests and diseases; Organic farming

 

 

DELETED PRACTICALS

1. Separation of the components of a mixture of sand, common salt and ammonium

chloride (or camphor).

2. Determination of the melting point of ice and the boiling point of water.

3. Verification of the Laws of reflection of sound.

4. Determination of the speed of a pulse propagated through a stretched string/slinky

(helical spring).

5. 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.

6. Observe the given pictures/charts/models of earthworm, cockroach, bony fish and bird.

For each organism, draw their picture and record:

a) one specific feature of its phylum.

b) one adaptive feature with reference to its habitat.

7. Study of the external features of root, stem, leaf and flower of monocot and dicot plants

 

Theme: Natural Resources: Balance in nature

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 ozone layer and the probable

damages.

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

 

 

 

Internal Assessment

 

 

 English

 

 

 Grammar

 

 

Use of Passive Voice

Clauses: Noun, Adverb Clauses of condition and time, Relative

Prepositions

 

Writing

 

Letter on a situation

Descriptive Paragraph on a place/event

 

Literature

 

BEEHIVE

1. The Lake Isle of Innisfree

2. The Snake & The Mirror

3. The Duck & The Kangaroo

4. Kathmandu

5. A Slumber Did My Spirit Seal

 

MOMENTS

 

1.  Ishwaran the Storyteller

 2. The Accidental Tourist