Tricks To Remember Indian Rivers and Their Tributaries For Competitive Exams With 100 Practice MCQs

Table of Contents

15. Chandan River

Origin/Source: Hills of Deoghar district in Jharkhand.
State(s) Flowed Through: Jharkhand and Bihar.
Bank Category: Right Bank tributary of the Ganga.
Drainage: Bay of Bengal (via the Ganga).
River Length: ~110–145 km (commonly taken as ~110–118 km).
Mouth: Merges into the Ganga near Bhagalpur, Bihar.
Major Cities: Banka, Bhagalpur.
Important Dams/Barrages: Chandan Dam (Banka district).
Associated National Parks: Vikramshila Gangetic Dolphin Sanctuary (located at its confluence with the Ganga).
Important Exam Facts: Historically known as Champa, it was the ancient boundary between the Mahajanapadas of Anga and Magadha. It is a highly seasonal, sand-bedded river that sustains the agriculture of southeast Bihar.
Trick/Hint: “Dan” in “Chandan” means “money” in Hindi. So remember it like this: Sourav Ganguly was one of the highest-paid Indian cricketers at that time. This connection makes “Chandan” easy to remember.

16. Ajay River

Origin/Source: Chakai block in the Jamui district of Bihar.
State(s) Flowed Through: Bihar, Jharkhand, and West Bengal.
Bank Category: Right Bank tributary of the Ganga (specifically its distributary, the Hooghly).
Drainage: Bay of Bengal (via Bhagirathi-Hooghly).
River Length: ~288 km.
Mouth: Confluence with the Bhagirathi-Hooghly River at Katwa in East Burdwan district, West Bengal.
Major Cities: Deoghar, Chittaranjan, Ilambazar, Katwa.
Important Dams/Barrages: Sikatia Barrage (Jharkhand).
Associated National Parks: Flows past the famous forest tracks of Joydev Kenduli.
Important Exam Facts: The river basin is rich in coal deposits (Raniganj coalfield area). It marks a distinct cultural boundary in West Bengal, cutting through the red-soil Rarh region.
Trick/Hint: “Jay” in “Ajay” means “victory” (or “win”) in Hindi. So remember it like this: Sourav Ganguly was one of the most successful Indian captains, with many wins. This connection makes “Ajay” easy to remember.

17. Damodar River

Origin/Source: Khamarpat Hill in the Chota Nagpur Plateau (Tori, Latehar district), Jharkhand.
State(s) Flowed Through: Jharkhand and West Bengal.
Bank Category: Right Bank tributary of the Ganga (via the Hooghly).
Drainage: Bay of Bengal (via the Hooghly).
River Length: ~592 km.
Mouth: Joins the Hooghly River near Shyampur (Howrah district), West Bengal.
Major Cities: Ramgarh, Dhanbad, Asansol, Durgapur, Bardhaman.
Important Dams/Barrages: Panchet Dam, Maithon Dam, Tilaiya Dam, Konar Dam (all managed by DVC), and Durgapur Barrage.
Associated National Parks: Topchanchi Wildlife Sanctuary (in its basin catchment).
Important Exam Facts: Historically infamously known as the “Sorrow of Bengal” due to catastrophic floods, it was tamed by India’s first multipurpose river valley project, the Damodar Valley Corporation (DVC) in 1948. It flows through a massive rift valley and is known as the “Ruhr of India” because its valley contains India’s richest coalfields (Jharia, Raniganj).
Trick/Hint: “Dar” in “Damodar” sounds like “dar,” which means “fear” in Hindi. So remember it like this: Sourav Ganguly was a fearless player and batsman. This connection makes “Damodar” easy to remember.

Brahmaputra Left and Right Tributaries

Main Trick/Hint: Now, the word for the Brahmaputra River is “Chris Gayle.” Chris Gayle played for RCB. The letter “B” stands for Bengaluru, and the same “B” also reminds us of Brahmaputra. Link them together and remember it like this.

Tricks to Remember Image Formation in Mirrors and Lenses For Competitive Exams

1. Dibang River

Origin/Source: Snow-covered southern flank of the Himalayas near the Indo-China (Tibet) border at an altitude of over 5,000 meters.
State(s) Flowed Through: Arunachal Pradesh and Assam.
Bank Category: Left Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra/Jamuna).
River Length: ~195–324 km (commonly cited around 195–275 km).
Mouth: Confluence with the Dihang (Siang) and Lohit rivers near Sadiya/Nizamghat in Assam to formally create the Brahmaputra River.
Major Cities: Roing, Anini (in the upper catchment).
Important Dams/Barrages: Dibang Multipurpose Project (under construction; set to be India’s tallest concrete gravity dam).
Associated National Parks: Dibang Wildlife Sanctuary, Mishmi Hills landscape.
Important Exam Facts: It is one of the three foundational rivers (alongside Dihang and Lohit) that join to form the main stem of the Brahmaputra River in India. Its upper course flows through the rugged, biodiverse Mishmi Hills.
Trick/Hint: “Bang” in “Dibang” sounds like “bang.” So remember it like this: Chris Gayle banged huge sixes. This connection makes “Dibang” easy to remember.

2. Lohit River

Origin/Source: Zayal Chu range in Eastern Tibet (China).
State(s) Flowed Through: Tibet (China), Arunachal Pradesh, and Assam.
Bank Category: Left Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: ~200 km in India (total course longer).
Mouth: Merges with the Dihang and Dibang rivers near Sadiya to form the Brahmaputra.
Major Cities: Parasuram Kund, Tezu.
Important Dams/Barrages: Primarily undammed; notable infrastructure includes the Dhola-Sadiya Bridge (Bhupen Hazarika Setu) crossing it, which is one of India’s longest bridges over water.
Associated National Parks: Kamlang Wildlife Sanctuary (near its basin).
Important Exam Facts: Known as the “River of Blood” because of its fierce, turbulent flow and the reddish laterite soil it carries downstream. It enters India at Kibithu, the easternmost inhabited point of the country.
Trick/Hint: “Hit” in “Lohit” sounds like “hit.” So remember it like this: Chris Gayle hit a huge six. This connection makes “Lohit” easy to remember.

3. Burhi Dihing River (Noa-Dihing)

Origin/Source: Patkai Hills (Eastern Himalayas) on the Indo-Myanmar border.
State(s) Flowed Through: Arunachal Pradesh and Assam.
Bank Category: Left Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: ~380 km.
Mouth: Confluence with the Brahmaputra at Dihingmukh near Dibrugarh, Assam.
Major Cities: Margherita, Ledo, Digboi, Naharkatia.
Important Dams/Barrages: Extensively embanked due to oil and coal infrastructure protection.
Associated National Parks: Dehing Patkai National Park (famous as the “Amazon of the East”) and Namdapha National Park (near its headwaters).
Important Exam Facts: It flows directly through India’s oldest and richest coal and petroleum belt (Digboi, where oil was first drilled in India, sits in its basin). It creates many oxbow lakes due to heavy meandering.
Trick/Hint: “Dihing” sounds similar to “Dibang,” which we remembered earlier. So remember it the same way: Chris Gayle banged a big six. This connection makes “Dihing” easy to remember.

4. Dhansiri River (South)

Origin/Source: Laisang Peak in Nagaland.
State(s) Flowed Through: Nagaland and Assam.
Bank Category: Left Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: ~352 km.
Mouth: Joins the Brahmaputra at Dhansirimukh in Golaghat district, Assam.
Major Cities: Dimapur (Nagaland), Golaghat (Assam).
Important Dams/Barrages: Doyang Hydroelectric Project (on its major tributary, the Doyang River).
Associated National Parks: Intanki National Park (Nagaland) and boundaries of Kaziranga National Park landscape.
Important Exam Facts: It forms a natural, geographic border between Nagaland and Assam. Its river basin features large numbers of perennially waterlogged swamps and wetlands (Beels), heavily utilized by wild elephants.
Trick/Hint: “Siri” in “Dhansiri” means “wealth” (or “money”) in Telugu. So remember it like this: Chris Gayle was one of the highest-paid cricketers. This connection makes “Dhansiri” easy to remember.

5. Kopili River

Origin/Source: Saipong Reserve Forest in the southern hills of Meghalaya.
State(s) Flowed Through: Meghalaya and Assam.
Bank Category: Left Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: ~256–290 km.
Mouth: Confluence with the Brahmaputra/Kolong system at Kopilimukh in Nagaon district, Assam.
Major Cities: Umrongso, Lanka, Nagaon.
Important Dams/Barrages: Kopili Hydro Electric Project (Khandong and Umrongso dams managed by NEEPCO).
Associated National Parks: Marat Longri Wildlife Sanctuary sits in its vicinity.
Important Exam Facts: It is the largest south bank (left-bank) tributary of the Brahmaputra in Assam. Its water famously turned highly acidic in the 2000s due to illegal, unscientific rat-hole coal mining upstream in the Jaintia Hills of Meghalaya.
Trick/Hint: “Kopili” sounds similar to “Kohli.” So remember it like this: Chris Gayle played with Virat Kohli in RCB. This connection makes “Kopili” easy to remember.

6. Jinjiram River

Origin/Source: West Garo Hills region of Meghalaya (near the Tura–Mankachar area).
State(s) Flowed Through: Meghalaya and Assam.
Bank Category: Left Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: Approximately 100–120 km (exact figure not widely documented).
Mouth: Merges into the Brahmaputra near Mankachar/Dhubri close to the international India-Bangladesh border.
Major Cities: Mankachar, Hatsingimari.
Important Dams/Barrages: None (highly seasonal, dominated by plain land wetlands).
Associated Features: Important wetland corridor for migratory waterbirds in the western Assam floodplains.
Important Exam Facts: It is the westernmost south-bank tributary of the Brahmaputra within Indian territory before the massive river crosses the border into Bangladesh to become the Jamuna River.
Trick/Hint: “Ran” in “Jijiran” reminds us of “run.” So remember it like this: Chris Gayle didn’t need to run most of the time because he hit sixes. This connection makes “Jijiran” easy to remember.

7. Krishnai River

Origin/Source: Northern slopes of the West Garo Hills in Meghalaya (at an elevation of ~700 meters).
State(s) Flowed Through: Meghalaya and Assam.
Bank Category: Left Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: ~105 km.
Mouth: Confluence with the Dudhnoi River at Matia (Goalpara district, Assam), forming the Mornoi River which then dumps into the Brahmaputra.
Major Cities: Krishnai town, Goalpara.
Important Dams/Barrages: Small-scale traditional check dams for paddy irrigation.
Associated National Parks: Catchment area links to the Garo Hills Conservation Area.
Important Exam Facts: A pristine, perennial river that transitions rapidly from steep, rocky gorges in the Garo Hills to wide agricultural plains in Assam. It is heavily dependent on the Southwest monsoon.
Trick/Hint: “Kris” in “Krishnai” sounds similar to “Chris.” So remember it like this: Chris Gayle. This connection makes “Krishnai” easy to remember.

8. Dudhnoi River

Origin/Source: East Garo Hills district of Meghalaya.
State(s) Flowed Through: Meghalaya and Assam.
Bank Category: Left Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: ~90 km.
Mouth: Joins the Krishnai River at Matia in the Goalpara district.
Major Cities: Dudhnoi town, Matia.
Important Dams/Barrages: No major dams; heavily managed with local earthen embankments.
Associated National Parks: Floodplains are historically an migration corridor for wild Asiatic elephants moving between Meghalaya and the Assam plains.
Important Exam Facts: The hydrology of the Goalpara district’s flash floods is completely dictated by this river. Its name translates to “Milk River,” owing to the frothy, white appearance of its fast-moving currents through the limestone hills.
Trick/Hint: “Dudh” in “Dudhnoi” means “milk” in Hindi. So remember it like this: Chris Gayle is strong because he drinks milk. This connection makes “Dudhnoi” easy to remember.

9. Subansiri River (Gold River)

Origin/Source: Mount Chomo in Tibet (Himalayas).
State(s) Flowed Through: Near Mount Porom in the Tibetan Himalayas (China).
Bank Category: Right Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: ~442–518 km.
Mouth: Joins the Brahmaputra at Jamurighat in Lakhimpur district, Assam.
Major Cities: Daporijo, Lakhimpur.
Important Dams/Barrages: Subansiri Lower Hydroelectric Project (2,000 MW run-of-the-river project on the Assam-Arunachal border, one of India’s largest).
Associated National Parks: Tale Valley Wildlife Sanctuary (catchment area).
Important Exam Facts: It is the largest tributary of the Brahmaputra River by volume and length. Its name translates to “Gold River” due to its historical reputation for alluvial gold panning.
Trick/Hint: “Siri” in “Subansiri” means “wealth” (or “money”) in Telugu. So remember it like this: Chris Gayle was one of the highest-paid cricketers. This connection makes “Subansiri” easy to remember.

10. Kameng River (Jia Bharali)

Origin/Source: Glacial lake below Mount Gori Chen on the Indo-Tibet border.
State(s) Flowed Through: Arunachal Pradesh and Assam.
Bank Category: Right Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: ~264 km.
Mouth: Confluence with the Brahmaputra at Tezpur (Bhomoraguri), Assam.
Major Cities: Seppa, Bhalukpong, Tezpur.
Important Dams/Barrages: Ranganadi / Kameng Hydroelectric Project (600 MW, Arunachal Pradesh).
Associated National Parks: Flows between Pakke Tiger Reserve (to the east) and Kaziranga National Park buffer zones/Nameri National Park (to the west).
Important Exam Facts: It is known as the Kameng River in Arunachal Pradesh and changes its name to Jia Bharali once it enters the plains of Assam. It is incredibly famous for white-water rafting and sports fishing (Golden Mahseer).
Trick/Hint: “Kam” in “Kameng” sounds similar to “calm.” So remember it like this: Chris Gayle is a very calm player and a great striker of the ball. This connection makes “Kameng” easy to remember.

11. Manas River

Origin/Source: Formed by the confluence of three rivers in Bhutan (where it is called the Drangme Chhu); its ultimate source is in southern Tibet.
State(s) Flowed Through: Tibet, Bhutan, and Assam.
Bank Category: Right Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: ~376 km (~104 km in India).
Mouth: Confluence with the Brahmaputra at Jogighopa in Bongaigaon district, Assam.
Major Cities: Barpeta Road, Jogighopa.
Important Dams/Barrages: Mostly undammed in India; features extensive flood-warning systems managed jointly by India and Bhutan.
Associated National Parks: Flows directly through the Manas National Park (a UNESCO World Heritage Site, Project Tiger Reserve, and Biosphere Reserve in India) and Royal Manas National Park in Bhutan.
Important Exam Facts: It is the largest river system of Bhutan. It forms an international boundary between India and Bhutan before spilling into the Assam valley.
Trick/Hint: “Man” in “Manas” reminds us of “man.” So remember it like this: Chris Gayle is a great batsman. This connection makes “Manas” easy to remember.

12. Beki River

Origin/Source: Glacier sources in the Bhutan Himalayas (it is a major right-bank distributary channel of the Manas River system).
State(s) Flowed Through: Bhutan and Assam.
Bank Category: Right Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra).
River Length: ~85 km in the Indian plains (total system longer and dynamic).
Mouth: Joins the Brahmaputra near Baghbor in Barpeta district, Assam.
Major Cities: Barpeta, Kalgachia.
Important Dams/Barrages: Highly prone to migration; no major multi-purpose dams exist on this active plain channel.
Associated National Parks: Forms the western boundary of the core zone of Manas National Park.
Important Exam Facts: The Beki is actually one of the main distributaries of the shifting Manas River. It carries immense silt and causes massive seasonal floods in the Barpeta district, cutting off access routes to rural Assam during peak monsoons.
Trick/Hint: “Beki” sounds similar to “Paiki,” which means “up” or “high” in Telugu. So remember it like this: Chris Gayle hit the six very high. This connection makes “Beki” easy to remember.

13. Sankosh River (Gadha)

Origin/Source: Formed by the confluence of Pho Chhu and Mo Chhu rivers at Punakha in northern Bhutan.
State(s) Flowed Through: Bhutan, Assam, and West Bengal.
Bank Category: Right Bank tributary of the Brahmaputra.
Drainage: Bay of Bengal (via the Brahmaputra/Jamuna).
River Length: ~320 km.
Mouth: Joins the Brahmaputra River near the Indo-Bangladesh border near Dhubri, Assam.
Major Cities: Punakha (Bhutan), Dhubri (Assam border).
Important Dams/Barrages: The proposed massive Sankosh Multi-Purpose Hydro Project (a major bilateral project between India and Bhutan).
Associated National Parks: Forms the eastern boundary of Buxa Tiger Reserve (West Bengal) and borders the Ripu Reserve Forest in Assam.
Important Exam Facts: It forms the geographical state boundary between Assam and West Bengal. In Bhutan, it passes the magnificent Punakha Dzong, a historic fortress city.
Trick/Hint: “Sankosh” reminds us of “without thinking.” So remember it like this: Chris Gayle hit sixes without thinking too much about the ball because he was a powerful striker. This connection makes “Sankosh” easy to remember.