patkai pahadi kaha sthit hai patkai range bharat ki pahadiya garo khasi pahadiya about mountains in hindi garo janjati kaha pai jati hai bharat ka sabse naya parvat konsa hai parvat chotiya bharat ke parvato ke naam patkai hills belong to which mountain ranges patkai bum is located in patkai bum upsc nagai range naga hills in which state barail range laimatol range patkai bum on political map of india