Which among the following is the highest peak in the Eastern Ghats?

If the meridian that determines the Indian Standard Time (IST) is given the status of Prime Meridian then what will be longitude of the International Date line?

The imaginary line on the Earth’s surface that closely follows the 180° Meridian is–

Which one of the following rivers was named ' Parushni ' in Ancient Literature? 

Is New Moore Island?

Match the columns.
 Mineral                      Reserves region
 (A) Bauxite                (I) Lohardaga
 (B) Mica                    (II) Bhilwara
 (C) Coal                    (III) Jhunjhunu
 (D) Copper               (IV) Jharia

Which of the following biomes does not have a tree?

What is the latest ranges?