Question

heriditary form of Government run by noblemen people of a caste are called

Answer 1

it could be aristocracy

Answer 2

Nobility is a social class in aristocracy, normally ranked immediately under royalty, that possesses more acknowledgedprivileges and higher social status than most other classes in a society and with membership thereof typically beinghereditary. The privileges associated with nobility may constitute substantial advantages over or relative to non-nobles, or may be largely honorary (e.g., precedence), and vary by country and era. The Medievalchivalric motto "noblesse oblige", meaning literally "nobility obligates", explains that privileges carry a lifelong obligation of duty to uphold various social responsibilities of, e.g., honorable behavior, customary service, or leadership roles or positions, that lives on by a familial or kinship bond...