Explanation:

Planning Commission has demarcated the geographical area of India into 15 Agro-climatic regions. The 15 Agro-climatic zones are: Western Himalayan, Eastern Himalayan, Lower Gangetic Plains, Middle Gangetic Plain, Upper Gangetic Plains, Trans-Gangetic Plains, Eastern Plateau and Hills, Central Plateau and Hills, Western Plateau and Hills, Southern Plateau and Hills, East Coast Plains and Hills, West Coast Plains and Ghats, Gujarat Plains and Hills, Western Dry and The Islands region.