Which among the following is not a right tributary of the river Narmada?

Kolar
Hatni
Orsang
Tawa

The correct answer is D. Tawa.

The Narmada River is a major river in central India. It flows from Amarkantak in the Vindhya Mountains to the Arabian Sea near Bharuch. The Narmada is the fifth-longest river in India and the largest west-flowing river in the country.

The Narmada has a number of tributaries, both on its left and right banks. The left tributaries are the Son, the Ken, the Betwa, the Chambal, and the Mahi. The right tributaries are the Tawa, the Parbati, the Sonbhadra, the Johila, and the Sheonath.

The Tawa is a river in central India. It is a right tributary of the Narmada River. The Tawa originates in the Satpura Range and flows through the states of Madhya Pradesh and Maharashtra. The Tawa joins the Narmada River near Hoshangabad.

The Tawa is a major source of irrigation for the Malwa region of Madhya Pradesh. The river is also a popular destination for fishing and boating.

The other options are all right tributaries of the Narmada River.

A. Kolar is a river in the Indian state of Karnataka. It is a tributary of the Narmada River. The Kolar originates in the Western Ghats and flows through the districts of Kolar and Chikkaballapur. The Kolar joins the Narmada River near the town of Kolar.

B. Hatni is a river in the Indian state of Madhya Pradesh. It is a tributary of the Narmada River. The Hatni originates in the Vindhya Mountains and flows through the districts of Hoshangabad and Betul. The Hatni joins the Narmada River near the town of Hoshangabad.

C. Orsang is a river in the Indian state of Gujarat. It is a tributary of the Narmada River. The Orsang originates in the Satpura Range and flows through the districts of Jhabua and Dhar. The Orsang joins the Narmada River near the town of Dhar.