Informal organisation is not an element of delegation.

Informal organisation implies social interaction amongst people.

Authority refers to the right of an individual to command his subordinates Thus, It IS essential that responsibility be accompanied with necessary authority.

Centralisation implies concentration of all decision making functions at the apex of the management.

Divisional organisation implies grouping of activities on the basis of product lines.

Span of management is the number of subordinates under a superior.

An informal organisation excess of interactions among people giving rise to rumours.

A tall structure has a narrow span of management.

Informal organisation does not follow the scalar chain.

Functional organisation implies grouping of a activities on the basis of functions