Q. Which Uttarakhand district has the highest Scheduled Tribe population?
Answer: Udham Singh Nagar
Notes: According to Census 2011, Udham Singh Nagar has the largest Scheduled Tribe population in Uttarakhand. It includes significant tribal communities such as Tharu and Buksa, mainly in the Terai region. Other districts like Nainital and Almora have smaller tribal populations by comparison.