Answer :- Ancestral people groups comprise 8.6 PERCENT of India's aggregate populace, AROUND 104 million individuals as per the 2011 statistics (68 million individuals as per the 1991 evaluation). This is the biggest populace of the innate individuals on the planet. One fixation lives in a belt along the Himalayas extending through Jammu and Kashmir, Himachal Pradesh, and Uttar Pradesh in the west, to Assam, Meghalaya, Tripura, Arunachal Pradesh, Mizoram, Manipur, and Nagaland in the upper EAST. Another fixation lives in the uneven REGIONS of focal India (Madhya Pradesh, Orissa, and, to a lesser degree, Andhra Pradesh); in this belt, which is limited by the Narmada River toward the north and the Godavari River toward the southeast, innate people groups involve the slants of the locale's mountains. Different tribals, the Santals, live in Bihar and West Bengal. There are littler quantities of innate individuals in Karnataka, TAMIL Nadu, and Kerala, in western India in Gujarat and Rajasthan, and in the association domains of Lakshadweep and the Andaman and Nicobar Islands