Multiple choice Which river known in ancient India as Shatadru rises in Lan-ka-Tso Lake in Tibet? Ganga Sutlej Yamuna Beas Reveal answer Fill a bubble to check yourself B Correct answer Explanation The Sutlej River, known as Shatadru in ancient India, originates near Lake Rakshastal (often referred to as Lan-ka-Tso) in Tibet.