Can anyone can send me the deleted portion of science class 10th
Answers
Explanation:
noo i am class 9th only..........
Answer:
REAL NUMBERS
Euclid’s division lemma
POLYNOMIALS
Statement and simple problems on division algorithm for polynomials with real coefficients.
PAIR OF LINEAR EQUATIONS IN TWO VARIABLES
cross multiplication method
QUADRATIC EQUATIONS
Situational problems based on equations reducible to quadratic equations
ARITHMETIC PROGRESSIONS
Application in solving daily life problems based on sum to n terms
COORDINATE GEOMETRY
Area of a triangle
TRIANGLES
Proof of the following theorems are deleted
· The ratio of the areas of two similar triangles is equal to the ratio of the squares of their corresponding sides.
· In a triangle, if the square on one side is equal to sumof the squares on the other two sides, the angle opposite to the first side is a right angle.
CIRCLES
No Deletion
CONSTRUCTIONS
Construction of a triangle similar to a given triangle.
INTRODUCTION TO TRIGONOMETRY
Motivate the ratios whichever are defined at 0o and 90o
TRIGONOMETRIC IDENTITIES
Trigonometric ratios of complementary angles
HEIGHTS AND DISTANCES
No deletion
AREAS RELATED TO CIRCLES
Problems on central angle of 120°
SURFACE AREAS AND VOLUMES
Frustum of a cone
STATISTICS
· Step deviation Method for finding the mean
· Cumulative Frequency graph
PROBABILITY
No deletion
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Metals and Non-metals
Basic metallurgical processes; Corrosion and its prevention.
Carbon Compounds
Nomenclature of carbon compounds containing functional groups (halogens, alcohol, ketones, aldehydes, alkanes and alkynes), difference between saturated hydro carbons and unsaturated hydrocarbons. Chemical properties of carbon compounds (combustion, oxidation, addition and substitution reaction). Ethanol and Ethanoic acid (only properties and uses), soaps and detergents.
Control and co-ordination in animals and plants
(Whole Chapter Removed)
Tropic movements in plants; Introduction of plant hormones; Control and co-ordination in animals: Nervous system; Voluntary, involuntary and reflex action; Chemical co-ordination: animal hormones
Heredity and Evolution
evolution
The Human Eye and the Colourful World
Functioning of a lens in human eye, defects of vision and their corrections, applications of spherical mirrors and lenses
Magnetic Effects of Current :
Electric Generator, Direct current.
Alternating current: frequency of AC, Advantage of AC over DC.
Domestic electric circuits
Sources of Energy
(Whole Chapter Deleted)
Different forms of energy, conventional and non-conventional sources of energy: Fossil fuels, solar energy; biogas; wind, water and tidal energy; Nuclear energy. Renewable versus non-renewable sources of Energy.
Management of Natural Resources
(This chapter is to be prepared only for Internal Assessment. It will not be assessed in the Annual Board Examination)
Conservation and judicious use of natural resources. Forest and wild life; Coal and Petroleum conservation. Examples of people’s participation for conservation of natural resources. Big dams: advantages and limitations; alternatives, if any. Water harvesting. Sustainability of natural resources.
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History
Livelihoods, Economies and Societies NOTE- ANY ONE OUT OF THESE TWO CHAPTERS (CH-3/CH4) will be taken as periodic test.
Chapter 3: The Making of a Global World
Chapter 4: The Age of Industrialisation
The chosen Chapter to be assessed in the Periodic Tests and not in Board Examination.
Section 3: Everyday Life, Culture and Politics Chapter 5: Print Culture and the Modern World
Complete Chapter
Geography
Chapter 2: Forest and Wildlife
Complete Chapter
Chapter 3: Water Resources
Complete Chapter except for Map Items which will be assessed in the Examination
Chapter 5: Mineral and Energy Resources
Complete Chapter except for Map Items which will be assessed in the Examination
POLITICAL SCIENCE
Chapter 3: Democracy and Diversity
Complete Chapter
Chapter 4: Gender, Religion and Caste
Complete Chapter
Chapter 5: Popular Struggles and Movements
Complete Chapter
Chapter 8: Challenges to Democracy
Complete Chapter
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Grammar
Use of Passive Voice
Clauses: Noun, Adverb Clauses of condition and time, Relative
Prepositions
Literature
FIRST FLIGHT TXT BK
How to Tell Wild Animals
Trees
Fog
Mijbil the Otter
For Anne Gregory
FOOTPRINTS WITHOUT FEET TXT BK
The Midnight Visitor
A Question of Trust
The Book That Saved The Earth
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