Which one of the follwing states is not connected with the H.V.J. pipeline?

• Madhya Pradesh

• Maharashtra

• Gujarat

• Uttar Pradesh

State any three merits of roadways.

Where and why is rail transport the most convenient means of transportation?

What is the significance of the border roads?

What is meant by trade? What is the difference between international and local trade?

Why are the means of transportation and communication called the lifelines of a nation and its economy?

Write a note on the changing nature of the international trade in the last fifteen years.

Northern terminal of the North South Corridor.

The name of National Highway No. 2.

The headquarter of the southern railway zone.

The rail gauge with a track width of 1.676 m.