Why is most of India's foreign trade is carried through oceanic waterways?  

Write the uses of air transport.

What means of transport are used for foreign trade in India?

Both import and export are necessary for the progress of the country. Why?

Write the uses of different means of communication.

It is easy and cheap to construct railroads in _____.

The fastest means of transport is ______.

The most suitable port to go to Pakistan is _____.

The trade among two or more countries is called _____.