Step 1: What is asked.
We need the state where Amrabad Tiger Reserve is found.
Step 2: About tiger reserves.
These are protected forests set up under Project Tiger to keep tigers safe and help them grow in number.
Step 3: Where this one lies.
The Amrabad Tiger Reserve is one of the largest in India by core area. It sits in the Nallamala hills.
Step 4: The state.
This reserve lies in Telangana, covering parts of the Nagarkurnool and nearby districts.
Step 5: Why it matters.
It is an important home for Bengal tigers and has rich plant and animal life.
Step 6: Conclusion.
So Amrabad Tiger Reserve is in Telangana.
Answer: Telangana