The largest artery in human body is

A landscape which is caused due to the fissure in the earth along which one side has moved down with reference to the other is known as

At the Rio Olympics, who was the flag bearer of the Indian contingent?

Even after sunset, the air near the Earth's surface continue to receive heat due to

The largest irrigation canal in India is _____________

The Himalayas is the example of ____

India's first Railway University will come up at

During which of the following operating conditions of an automobile, carbon monoxide content in exhaust gas is maximum?