Solution:The division of powers between the union and state is notified through three kinds of the list mentioned in the 7th schedule of the constitution
1. Union list: It originally had 97 subjects, Now it has 100 subjects. Some of the important subjects are Defense, Army, Ports, Railways, International Relations etc.
2. State List: It has 61 subjects, Earlier, it had 66 subjects. Some of the important subjects are public order, police, public Health & sanitation, Hospitals and dispensaries ctc.
3. Concurrent List- The list originally consisted of 47 subjects, now, 52 subjects enumerated under it. some of the important subject are Education, Forest, Marriage, Adoption, etc.