Question: what are the merits and demerits of departmentation by function?
Answer: Simplicity. Functional departmentation is simple and common form of departmentation. ... 
Specialization. Functional departmentation follows the principle of specialization. ... 
Better Coordination. ... 
Optimum Utilization Of Resources. ... 
Conflict. ... 
Slow Decision Making. ... 
High Supervision Cost. ... 
Lack Of Innovation And Creativity.