The Kaptai Dam, built in 1957, displaced thousands of people in the hill tracts, disrupting their connection to the land.

Bangladesh is home to more than 54 indigenous groups, including the Chakma, Marma, and Tripura. - True

Indigenous groups in Bangladesh speaksorily a few languages, with most of them being well-preserved. - False

The dominance of Bangla has helped preserve indigenous languages in Bangladesh. - False

Sidhu and Kanu were leaders of uprisings during the British colonial period. - True