India is a vast peninsula with a total land area of about 33 million Sq. Kms, and population exceeding 100 crores. Its length from North to South is about 3.200 Kilometers and breadth from East to West is nearly 3,000 Kilometers. Because of its area and population India is generally referred to as a sub-continent.
India possesses varieties of social, economic, geographical conditions. In India there is unity in apparent diversities of race, religion, language, custom etc. The distinctive feature of India in its unity and diversity is also reflected in the social ethos.