Question

How have the mountain passes been helpful in India since the historic times

Answer 1

Himalayas is the answer of your question

Answer 2

Answer:

here is your answer , hope you like it...

Passes across the mountains in the north have provided passages to the ancient travellers.

(i) These routes have contributed in the exchange of idea and commodities.

(ii) The idea of Upanishads and Ramayana, the stories of Panchatantra, Indian numerals and decimal system could reach other parts of the world.

(iii) The spices, muslin and other merchandises were taken from India to different countries.  

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