Centralisation in organization?

Imperial college London is centralisation organisation?

organization

[1] Organization makes sure that different activities get done. [2] For example, plants carry out activities by the amount of energy that's available to them. The energy comes from the making and...

basically,an organization is a person or group of people,intentionally organized to accomplish an overall common goals.

Tall organization: A tall organization structure has many levels of management. Which is different from a Flat organization. Because there are so many different levels or management communication...