Which one of the following rivers was earlier known as 'Vitasta'?

River Sharda drains in the Norhtern Plains of Uttar Pradesh. Before entering in the Plains, Sharda is known as

Which of the following is/are environmental effects of Rotation of the Earth?

1. Daily or diurnal rhythm in day-light and air temperature

2. Flow path of both air and water are turned consistently in a sideward direction.

3. The movement of the tides

Select the correct answer using the codes given below :

Which one of the following is the correct sequence of proved coal reserves in the Indian States in decreasing order?