Hello aspirant,

The syllabus for CHSE 2021 has been reduced by the conducting board due to pandemic situation so as to cover the syllabus in time and the students with well preparation can sit for the exams. For that you need to visit the official website of CHSE so that you can get a better idea regarding the syllabus. Else you can visit the link given below to know more information-

https://school.careers360.com/articles/odisha-chse-syllabus

Hope, this answer helps you.