Question

India - location,relief and drainage key points

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Answer 1

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Answer:

• India extends from 8°4 ‘N to 37°6 ‘N latitudes and 68°7 ‘E to 97°25 ‘E longitudes. Hence India is located of the north Eastern hemisphere The southernmost point of the country is Pygmalion Point or Indira Point (6°45’N latitude) located in the Andaman and Nicobar Islands.

• The southernmost point of main land of India is Cape Comorin (Kanyakumari).

• The north-south extent of India is 3,214 km and it extends from Indira Col in Jammu and Kashmir in the north to Kanyakumari in the south.

• The east-west extension is 2933 km and it stretches from Rann of Kutch (Gujarat) in the west to Arunachal Pradesh in the east.

• The Tropic of Cancer (23°30′ N) passes through the middle of the country dividing it into two halves as northern temperate and southern tropical lands.

Drainage System of India

• A drainage system is an integrated system of tributaries and a trunk stream which collects and drains surface water into the sea, lake or some other body of water.

• The total area drained by river and its tributaries is known as a drainage basin.

• The drainage pattern of an area is the result of the geological structure of the respective areas.

• The river system provides irrigation, drinking water, navigation, power as well as grant livelihoods for a large number of population.

• The drainage system of India is broadly divided into two major groups on the basis of their location. They are Himalayan rivers and the Peninsular rivers.

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