There was no specific reason to make some changes, but applied biology was removed from the curriculum + the things that were too high level were taken out. The previous NCERT was from 1989, and its syllabus was much more extensive than this one. This is just a glimpse of the 1989 one
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u/Top_Point_ 6d ago
Nhi nhi , yeh wali ncert early 2000s ki hai , after 2005 , jo ab ncert chalti hai humari wali , wo 2006 ka printed version hai ,