What do you mean by 'Levels of Management'?

In every organisation a scalar chain is created from the highest officer to the lowest employees.This chain explains the superior-subordinate relationship. Under this chain, there is a verticalrelationship between one person and the other person. Thus, it creates many managerial postswhich are known as levels of management. These levels of management lay down the powers ofthe managers. Thus, the term level of management refers to a line of demarcation betweenvarious management positions in an organisation.