Hello,
The following is the list of certificates you are supposed to get verified:

TS ICET 2019 Rank Card
TS ICET 2019 Hall Ticket
Aadhaar Card
Degree marks memos & pass certificate
Intermediate or its equivalent Memo-cum-Pass Certificate
SSC or its equivalent Marks memo
Intermediate or its equivalent Memo-Cum-Pass Certificate
Degree Memorandum of marks
Degree Provisional Pass Certificate
Study or Bonafide Certificate from IX class to Degree
Transfer Certificate (T.C)
Income Certificate issued on or after 01-01-2019 by competent authority, if applicable
Residence Certificate of the candidate for a period of 7 years preceding to qualifying examination in case where the candidate has no institutionalised education
As mentioned above, your marks memos are enough. Don't worry.
Good Luck!