DELETED PORTIONS 22-33 SCIENCE

 

SRI SWARNA VIDHYASHRAM CBSE

DELETED PORTION 22-23

CBSE Class 10 Science Deleted Syllabus 2022-23

                                                                                                               25-08-22

Chapter Name	Deleted Topic
Periodic Classification (Full Chapter Deleted)	Need for classification, early attempts to classify elements (Döbereiner’s triad, Newland’s law of octet, Mendeleev’s periodic table), the modern periodic table, gradation in properties, valency, atomic number, metallic and non-metallic properties.
Heredity and Evolution	Basic Concepts of Evolution: Evolution; Growth and classification and development should not be equated with progress.
The Human Eye and the Colourful World	Application of scattering in explaining the color change of the sun at sunrise and sunset
Magnetic Effects of Current	Electric motor, electromagnetic induction, The induced potential difference, Induced current, Fleming’s right-hand rule, an electric generator.
Sources of Energy (Full Chapter Deleted)	Various forms of energy, conventional and non-conventional sources of energy: fossil fuels, solar energy; biogas; wind, water, and tidal energy; Nuclear Energy. Sources of renewable versus non-renewable energy.
Management of Natural Resources (This chapter will not be assessed in the year-end exam. It needs to be prepared for internal assessment only.)	Conservation and judicious use of natural resources. forest and wildlife; Coal and petroleum conservation. Examples of people’s participation to conserve natural resources. Large Dams: Advantages and Limitations; options, if any. water harvesting. sustainability of natural resources