Reduced syllabus for 2020-21
Answers
Topics which are being deleted.
Unit II: World of Living
Chapter
Topics
Control and co-ordination in animals and plants:-
(Whole Chapter Removed)
Heredity and Evolution :-
Basic concepts of evolution
Unit III: Natural Phenomena
Chapter
Topics
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
Unit IV: Effects of Current
Chapter
Topics
Magnetic Effects of Current :
Electric Generator, Direct current.
Alternating current: frequency of AC, Advantage of AC over DC.
Domestic electric circuits
Unit V: Natural Resources
Chapter
Topics
Sources of Energy
(Whole Chapter Deleted)
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.
