How are ports helpful for trade? Give classification of ports on the basis of their location.

Ports are extremely helpful for trade. Its importance is highlighted in the following points :

● People from one part of the world travel to another part of the world through ports.

● Ports are helpful for the movement of cargo among different parts of the world.

● It also provides facilities such as loading, unloading, storage etc for the cargoes

● It is also an important point of location for international trade.

The classification of ports on the basis of their location are mentioned below:

● Inland port: These ports are located away from the seacoast. They are linked to a sea through a river or a canal. For example, Kolkatta is located in the river Hoogli, which is a part of river Ganga,

● Outer port: these are ports built away from the actual ports. They receive those shops which are unable to reach the main port