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Deleted Syllabus of Class 9th for Academic Year 2020-21 by CBSE

deleted syllabus class 9th 2020-21 cbse by Success roar classes

Due to the pandemic COVID-19, School level education has suffered a lot, in view to reduce some burden of school students, CBSE has deleted some portion of class 9th course for the purpose of the annual examination, though it has been advised by CBSE to read this deleted portion along with the revised syllabus. (Deleted Syllabus of Class 9th for Academic Year 2020-21)

Here is details of this deleted syllabus of class 9th for Academic Year 2020-21 by CBSE

Mathematics deleted topics – Class 9th

UnitTopic Deleted/Reduced
UNIT I-NUMBER SYSTEMS
REAL NUMBERSRepresentation 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
POLYNOMIALSMotivate 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 GEOMETRYDelete the Chapter 
LINES AND ANGLENo deletion
TRIANGLESProof of the theorem deleted- Two triangles are congruent if any two angles and the included side of one triangle is equal to any two angles and the included side of the other triangle (ASA Congruence). Topic Deleted-Triangle inequalities and relation between ‘angle and facing side’ inequalities in triangles
QUADRILATERALSNo 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. 
CONSTRUCTIONSConstruction 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 VOLUMESNo deletion 
UNIT VI-STATISTICS & PROBABILITY
STATISTICS Histograms (with varying base lengths), Frequency polygons. Mean, median and mode of ungrouped data. 
PROBABILITY No deletion

Science deleted topics – Class 9th

UnitTopic Deleted/Reduced
Unit I: Matter-Nature and BehaviourMatter in Our Surroundings:Definition of matter; solid, liquid and gas; characteristics -shape, volume, density; change of state-melting (absorptionof heat), freezing, evaporation (cooling by evaporation), condensation, sublimation.
Unit II:Organization in the Living WorldDiversity 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).
Unit III: Motion, Force and WorkFloatation: 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).
Unit V: Food ProductionImprovement 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 PRACTICALS1.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 pulsepropagated 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.
Internal AssessmentTheme: Natural Resources:
Balance in nature Unit IV:
Our EnvironmentPhysical 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.

Social Science deleted topics – Class 9th

UnitTopic Deleted/Reduced
UNIT 1: INDIA AND THE CONTEMPORARY WORLD –I (HISTORY)
Section 2: Livelihoods, Economies and SocietiesComplete Section (Both the Chapters)
NOTE-ANY ONE OUT OF THESE TWO CHAPTERS (CH-4/CH5)
Chapter IV: Forest Society and Colonialism
Chapter V: Pastoralists in the Modern World
UNIT 2: CONTEMPORARY INDIA –1 (GEOGRAPHY)
Chapter 3: DrainageComplete Chapter except for Map Items which will be assessed in the Examination
Chapter 6: PopulationComplete Chapter 
UNIT 3: DEMOCRATIC POLITICS –I (POLITICAL SCIENCE)
Chapter 2: Constitutional DesignDemocratic Constitution in South Africa(Only) 
Chapter 5: Democratic RightsComplete Chapter
UNIT 4: ECONOMICS
Chapter 4: Food Security in IndiaComplete Chapter 

For Deleted syllabus of English, Hindi & Computer Science. Kindly visit CBSE Revised Syllabus.

Source – CBSE

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Kailash kumar

Very nice

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