In which of the following State Naga Tribe is not found?

The correct answer is Meghalaya . Key Points Naga is an umbrella term for several indigenous communities in North-East India and Upper Burma . The word Naga originated as an exonym. Nagas are hill people who are estimated to number about 2. 5 million (1.8 million in Nagaland, 0.6 million in Manipur, and 0.1 million in Arunachal states) and living in the remote and mountainous country between the Indian state of Assam and Burma. There are also Naga groups in Burma. Today, it covers several tribes that reside in Nagaland , Manipur , Assam, and Arunachal Pradesh states of India , and also in Myanmar . Hence, Option 4 is correct. Before the arrival of the British, the term "Naga" was used in Assam to refer to certain isolated tribes. The British adopted this term for several tribes in the surrounding area, based on loose linguistic and cultural associations. Nagaland became the 16th state on 1 December 1965. S. R. Tohring (2010) lists 66 Naga tribes whereas Kibangwar Jamir (2016) lists 67 tribes. The 1991 Census of India listed 35 Naga groups as Scheduled Tribes: ​ 17 in Nagaland, 15 in Manipur, and 3 in Arunachal Pradesh.