Agriculture is the most important Primary activity and the oldest occupation of human beings in India.

• Main source of livelihood : About 70% of the people directly and indirectly depend on agriculture for their Livelihood.
• Food supply : Agriculture provides food grains, fruits, vegetables, spices etc to the people and fodder for the animals. 
• Provides employment facilities : Agriculture is largest sector providing highest employment. 
• Source of National income : It contributes to the national income of the country. 
• Source of raw materials for Agro-based-industries ex: Raw cotton, sugar cane and Jute. 
• Source of large amount of revenue to the government. 
• Support to tertiary sector like transport, communication, banking, insurance etc. 
• Help to internal trade like Agricultural products are transported from the area of surplus production to the area scarcity. 
• Support to export, many agricutlural products produced in the country are exported i.e. tea, coffee, Jute, Tobacco etc. 
• Political & Social situation in the country is determined by the agricultural production.