Consider the following statements with regard to the coastal plains of India?
1. The Eastern Coast is an example of submerged plains and thus, it provides favourable conditions for development of natural ports.
2. The Western Coast is an example of emergent coastal plains, here the continental shelf extends up to 500 km into the sea which goes against the formation of natural ports and harbours.
3. No deltas are formed in the Western Coast as the rivers come splashing down from steep slopes.
4. Kayals are backwater lakes in the Malabar Coast which can be used for fishing, inland navigation and also recreational boat races.
Select the correct answer using the codes given below:

Consider the following pairs.

Which of the pairs given above is/are correctly matched?

Consider the following impacts in a situation of no Himalayas:

1. The Indian subcontinent would be marred by the cold Siberian winds.
2. The lndo-Gangetic plain would be devoid of lush green vegetation present on account of alluvial deposits.
3. North-western part of India would have experienced humid condition on account of westerly jet stream.

Which of the above statement/statements is/ are correct?

Given below is a list of few of India's mountain passes. Which of them relates to the strategic Chumbi Valley?
1. Jelep la     
2. Bomdi la 
3. Nathu la
4. Dipher la
Select the correct answer from the codes given below:

Consider the following pairs:

Which of the above pairs are correctly matched?