Which one of the following statements is not correct ?a)Ravi river ris...
The Ravi is an important tributary of the Indus river. It rises west of the Rohtang pass in the Kullu hills of Himachal Pradesh and flows through the Chamba valley of the state. Before entering Pakistan and joining the Chenab near Sarai Sindhu, it drains the area lying between the southeastern part of the Pir Panjal and the Dhauladhar ranges. So, Option (a) is not correct.
Mahananda is a typical river system consisting of two different streams; one arising from the mountainous region of the Himalayas in Nepal traverses through the Indian state of Bihar and outfalls in the Ganga on the left opposite Rajmahal in Bihar and is locally named as river Fulahar. The other stream, also named Mahananda, rises downhill in Darjeeling in West Bengal and traverses a distance of about 400 kms. So, Option (b) is correct.
The Ramganga river is a comparatively small river rising in the Garhwal hills near Gairsain in the Chamoli district of Uttarakhand. It changes its course to the southwest direction after crossing the Shiwalik and enters into the plains of Uttar Pradesh near Najibabad. Finally, it joins the Ganga near Kannauj. So, Option (c) is correct.
The Chambal river rises near Mhow in the Malwa plateau of Madhya Pradesh and flows northward through a gorge upwards of Kota in Rajasthan, where the Gandhisagar dam has been constructed. From Kota, it traverses to Bundi, Sawai Madhopur and Dholpur and finally joins the Yamuna. The Chambal is famous for its badland topography called the Chambal ravines. So, Option (d) is correct.