The range separating the Indo-Gangetic plains from the Deccan Plateau is the Satpura and Vindhya range. These ranges are central to India's geography, dividing the northern plains from the southern plateau, which is distinct from the northern Karakoram, western Aravalli, and Jammu and Kashmir's Pir Panjal ranges.
The range that separates the Indo-Gangetic plains of northern India from the Deccan Plateau of southern India is the Satpura and Vindhya range. This answer corresponds to option (b) Satpura and Vindhya range. The Satpura and Vindhya ranges are significant geographical features in central India, with the Satpura range running in the east-west direction to the south of the Vindhya and the Narmada River flowing in between these ranges. Together, they form a dividing line between the northern plains and the southern plateau.
The Karakoram range, given as option (a), is located in the northern part of South Asia and forms part of the border between Pakistan and India, extending through Kashmir. Option (c), the Aravalli range is one of the oldest mountain ranges in India, located in the western part of the country. Lastly, option (d), the Pir Panjal range is part of the Lesser Himalayas, located in the Indian state of Jammu and Kashmir.
Furthermore, it is important to recognize the prominent features, such as the Eastern and Western Ghats, which run along the eastern and western coasts of India, respectively, and the Deccan Plateau that lies between them. These geographical landmarks emphasize the complexity and diversity of India's landscape.
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