West Bengal makes borders with how many countries-

The natural disaster in which carbon-dioxide suddenly erupts from a deep lake water is known as–

Which regional department of Himalayas is situated between the Sutlej and Kali rivers?

What is the celestial body moving around the Sun?

Ankleshwar is known for the production of

Which state is not a part of the 'Seven Sisters' of the North-Eastern state?

What is the reduction of ice due to melting, evaporation and avalanche from the glacier?

The widest gap across the Western Ghats is