Hi Akriti,
Due to the pandemic it was a challenge for the students as well as the teachers to cope up with the existing syllabus and hence was decided to reduce the syllabus by 30% and just retain the core topics.
Below I am providing you the link for the reduced syllabus:
https://news.careers360.com/cbse-syllabus-for-classes-9-12-be-reduced-30-percent-hrd-minister
https://school.careers360.com/articles/cbse-class-9-syllabus
HOPE THE INFORMATION HELPS YOU
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