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Chapter: 10th Social Science : Geography : Chapter 7 : Physical Geography of Tamil Nadu

Location and Size of Tamil Nadu

Tamil Nadu is one of the 28 states of India, located in the southern most part of the country. It extends from 8°4'N to 13°35'N latitudes and from 76°18'E to 80°20'E longitudes.

Location and Size

Tamil Nadu is one of the 28 states of India, located in the southern most part of the country. It extends from 8°4'N to 13°35'N latitudes and from 76°18'E to 80°20'E longitudes. Its extremities are

• in eastern - Point Calimere

in western - hills of Anaimalai

in northern - Pulicat lake

in southern - Cape Comorin

It covers an area of 1,30,058 sq.km and is the 11th largest state in India. It covers 4% of the area of our country.

 

Boundaries and Neighbours

Tamil Nadu is bounded by the Bay of Bengal in the east, Kerala in the west, Andhra Pradesh in the north, Karnataka in the northwest and Indian Ocean in the south. Gulf of Mannar and Palk Strait separate Tamil Nadu from the Island of Sri Lanka, which lies to the southeast of India. The state has 940 km long coastline, the second-longest in India after Gujarat.

 

Boundaries and Neighbours

Already we have learnt that the state of Tamil Nadu had only 13 districts at the time of its formation. After that, the state was reorganised several times for the administrative convenience. At present there are 37 districts in Tamil Nadu, including the newly created districts such as Kallakurichi, Tenkasi, Chengalpet, Ranipet and Tirupathur. The administrative divisions of the state are given in the following table.

Divisions :Numbers

Districts 37 : (32+5)

Revenue Divisions : 76

Taluks : 226

Firkas : 1,127

Revenue Villages : 16,564

Municipal Corporations : 15

Municipalities : 125

Panchayat Unions (Blocks) : 385

Town Panchayats : 561

Village Panchayats : 12,618

Lok Sabha Constituencies : 39

Assembly Constituencies : 234


 

Physiographic Divisions

Let’s see the major physical features of Tamil Nadu and their characteristics.

Tamil Nadu is located on the Peninsular Plateau, known as Deccan Plateau. It is also a part of the ancient Gondwana land that broke away 135 million years ago during Cretaceous Period. Tamil Nadu is divided into the physical divisions of Western Ghats, Eastern Ghats, Plateaus, Coastal and Inland plains.

 

Activity

• Find out the coastal districts of Tamil Nadu with the help of a map.

• Mark the districts of Tamil Nadu which share their boundary with the states of Andhra Pradesh, Karnataka and Kerala separately.


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10th Social Science : Geography : Chapter 7 : Physical Geography of Tamil Nadu : Location and Size of Tamil Nadu |


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