1. What kind of depositional landforms are formed when streams flowing from higher levels break into foot slope plains of low gradient ?

Point bars

Flood plains

Alluvial fans

Natural levees

Answer: Alluvial fans

Explanation:

A point bar is a depositional feature made of alluvium that accumulates on the inside bend of streams and rivers below the slip-off slope. A floodplain is an area of land adjacent to a stream or river which stretches from the banks of its channel to the base of the enclosing valley walls and which experiences flooding during periods of high discharge. Alluvial fans are depositional landforms which are formed when streams flowing from higher levels break into foot slope plains of low gradient.


2. Which is the source of Krishna river ?

Multai

Tala

Mahabaleshwar

Amarkantak

Answer: Mahabaleshwar

Explanation:

The source of Krishna river is at Mahabaleshwar near Jor village in the extreme north of Wai Taluka, Satara District, Maharashtra in the west and empties into the Bay of Bengal at Hamsaladeevi (near Koduru) in Andhra Pradesh, on the east coast.


3. Which river is also called 'Dihang' in India ?

Brahmaputra

Indus

Ganges

Tapti

Answer: Brahmaputra

Explanation:

The Brahmaputra is called Yarlung Tsangpo in Tibet, Siang/Dihang river in Arunachal Pradesh and Luit, Dilao in Assam.


4. What is the height of Tehri Dam ?

280.5 m

260.5 m

270.5 m

250.5 m

Answer: 260.5m

Explanation:

The Tehri dam is the tallest dam in India with a height of 260.5 m. It is a multi-purpose rock and earth-fill embankment dam on the Bhagirathi river near Tehri in Uttarakhand.


5. Which is the second largest river basin in India that covers 10% of the country’s area ?

Krishna

Mahanadi

Godavari

Narmada

Answer: Godavari

Explanation:

The Godavari is India’s second largest river after the Ganga. Its source is in Trimbakeshwar, Maharashtra. It flows east for 1465 kms draining the states of Maharashtra, Telangana, Andhra Pradesh, Chhattisgarh and Odisha.


6. River kabini is the tributary of the ?

Krishna

Mahanadi

Godavari

Kaveri

Answer: Kaveri

Explanation:

River kabini is a tributary of the river Cauvery in southern India. It originates in the Wayanad District of Kerala state by the confluence of the Panamaram River and the Mananthavady River. It flows eastward to join the Kaveri River at Tirumakudalu Narasipura in Karnataka..


7. The ancient name of the river Tungabhadra was ?

Sindhu

Kubha

Pampa

Vitasta

Answer: Pampa

Explanation:

In the epic Ramayana, the Tungabhadra River was known by the name of Pampa. It travels through the state of Karnataka, Andhra Pradesh and ultimately joins the Krishna River in Mehaboobnagar district of Telangana.


8. Which of the following is NOT a major basin in India ?

Luni Basin

Krishna Basin

Indus Basin

Ganga- Brahmaputra Basin

Answer: Luni Basin

Explanation:

Luni (also known as Lonari, Lavanavari, Lavanavati, Salt river) is a river in Rajasthan. It originates in the Pushkar valley of the Aravalli Range, near Ajmer, passes through the southeastern portion of the Thar Desert, and ends in the marshy lands of Rann of Kutch in Gujarat. Hence, it is not a major river basin in India.


9. Which of the following rivers does NOT drain into the sea ?

Godavari

Narmada

Banas

Ganga

Answer: Banas

Explanation:

Luni river , Banas river, and Ropen river in Rajasthan do not merge in the sea. They either enter into salt lakes or disappear into sand.


10. Susu Dolphin is found in the waters of which river ?

Jhelum

Indus

Chenab

Ganga

Answer: Ganga

Explanation:

The south Asian river dolphin is an endangered freshwater or river dolphin found in the region of the Indian subcontinent, which is split into two subspecies, the Ganges river dolphin and the Indus river dolphin. However, in India, Susu dolphins are found in the Ganga river.