Jawahar tunnel on Jammu-Srinagar highway passes through

Match List I with List II and select the correct answer using the code given below the lists :

Consider the following layers of the atmosphere :

1. Troposphere
2. Stratosphere
3. Mesosphere
4. Thermosphere

Which one among the following is the correct sequence of the layers with increasing altitude from the Earth’s surface?

The rigid lithospheric slabs are known as ‘Plates’. What would be the result, if the oceanic plate collides with the continental plate?

1. Oceanic plate is forced below the continental plate.
2. Continental plate is forced below the oceanic plate.
3. Continental and oceanic plates never collide.

Select the correct answer using the code given below

It is known that the atmosphere is divided into some layers. In which one among the following layers, is the percentage composition of Helium gas maximum?

Esker is a geomorphic feature developed by