Hello Rakesh ,

Syllabus is same for stage 1 and stage 2 but difficulty level of questions will increase Here i am Providing syllabus for NTSE 2020-21 go through this link you get some idea .

https://school.careers360.com/articles/ntse-syllabus

Here you can find

1. Syllabus for MAT(Verbal and Non verbal) .
2. SAT syllabus (Maths , sciences , Social Sciences) .
3. Exam Pattern .
4. NTSE preparation tips and good books to cover the syllabus .
5. NTSE Sample papers .

I think this information will help you lot .

All the best !!!!!