Correct Answer : Option (C) - The Krishna

The Koyna River is a tributary of the Krishna River which originates in Mahabaleshwar, Satara district, Western Maharashtra, India. It rises near Mahabaleshwar, a famous hill station in the Western Ghats.

Correct Answer : Option (A) - Yamunotri

Yamunotri Glacier, Uttarakhand

Correct Answer : Option (D) - Gangotri

Gangotri Glacier (Bhagirathi), Uttarakhand

Correct Answer : Option (D) - Narmada

Indira Sagar Dam is a multipurpose dam project at Madhya Pradesh in Central India. It was built on Narmada river which flows from Central India to Western India.

Correct Answer : Option (B) - Godavari

The Godavari is India's second longest river after the Ganga. Its source is in Triambakeshwar, Maharashtra. It flows east for 1,465 kilometres, draining the states of Maharashtra, Telangana, Andhra Pradesh, Chhattisgarh and Odisha.

Correct Answer : Option (C) - Chambal

Chambal river originates and ends in the territory of India.

Correct Answer : Option (B) - Congo

In addition, the Congo River is the world's deepest recorded river at 720 feet (220 meters) deep in parts.

Correct Answer : Option (A) - Zambezi

Victoria Falls, spectacular waterfall located about midway along the course of the Zambezi River, at the border between Zambia to the north and Zimbabwe to the south.

Correct Answer : Option (D) - Chhotanagpur Plateau

The river Damodar rises from the Khamarpet Hills (1050 meters) of the Chotonagpur Plateau in Jharkhand, the western neighboring state of West Bengal where the study area lies.

Correct Answer : Option (A) - Ghaghara

The Ghaghara (Karnali), with its average annual flow of about 2,991 m3/s (105,600 cu ft/s), is the largest tributary of the Ganges by discharge.