Hi, CAP(Children of armed forces) quota in NEET includes-

• Children of Armed Forces personnel, BSF personnel and CRPF personnel killed during duty.
• Children of Armed Forces personnel, BSF personnel and CRPF personnel disabled during duty.
• Children of Armed Forces personnel, BSF personnel and CRPF personnel who are receipt of Gallantry Awards
• Children of other Ex-Service men, BSF Personnel and CRPF Personnel.

The reservation is only for the Ex-Service Men, armed Personnel  who are resident of Andhra pradesh for minimum period of five years.

The children of ex-service men and service men of AP are required to submit a residence certificate signed by Mandal Revenue Officer (MRO)

Candidates should submit document from defence BSF/CRPF authority.

With 450 marks you do have chance to get a seat in Telangana with CAP quota.

I hope that answers your question

Best of luck