Which is the longest river in India?
Rivers of India
By Priya Sharma · Static GK Expert
Rivers of India GK — Ganga, Yamuna, Brahmaputra, Godavari, Krishna, Cauvery, Narmada, river origins, tributaries, dams, and river-based disputes. Essential for UPSC Prelims, SSC CGL, RRB NTPC, and State PSC 2026.
The river Brahmaputra originates from which glacier?
Which river is known as the 'Dakshin Ganga' (Ganga of the South)?
The Indus river originates from which lake?
Which river forms the Bhakra Nangal dam?
The river Yamuna meets the Ganga at which city?
Which of the following rivers flows westward and drains into the Arabian Sea?
The Chilika Lake, India's largest coastal lagoon, is located near which river's delta?
Which river is called the 'Life Line of Rajasthan'?
The Damodar river is a tributary of which major river?
Which river separates the Vindhya and Satpura mountain ranges?
The Cauvery river originates from which state?
Which river is associated with the Tehri Dam, the highest dam in India?
The 'Ganga Action Plan' was launched to clean the Ganga river in which year?
Which river passes through the Siliguri Corridor (Chicken's Neck)?
The river Son is a major tributary of which river?
Which river is known as the 'Sorrow of Bihar'?
Panchganga, Dudhganga, Tulabhandra are tributaries of which river?
The National Waterway 1 (NW-1) runs along which river?
Which river drains the largest basin area in India?
Which of the following rivers is known as the 'Dakshin Ganga'?
The 'Jog Falls' are situated on which of the following rivers?
Which river forms the 'Dhuandhar Falls' near Jabalpur?
Which among the following is a right-bank tributary of the River Ganga?
The 'Indus Waters Treaty' was signed between India and Pakistan in which year?
Which river flows through a rift valley in India?
Which of the following rivers does not form a delta?
The 'Teesta' river originates in which state?
Which is the longest river flowing entirely within India?
The 'Hira-Kund' dam is constructed on which river?
Which of the following is the source of the River Krishna?
Which river is often referred to as the 'Sorrow of Bihar'?
The 'Luni' river terminates in which of the following?
Which river marks the boundary between India and Nepal?
The 'Brahmaputra' enters India through which pass?
Which among the following is a tributary of the Cauvery?
Which river system has the highest density of drainage in India?
The 'Chambal' river is a primary tributary of which river?
Which river is famous for the formation of the 'Majuli' river island?
What is the confluence of Alaknanda and Bhagirathi known as?
Which of the following glaciers is the primary source of the Alaknanda river?
The 'Shivanasamudra Falls' are located on the course of which river?
Which river is colloquially known as 'Vridha Ganga' due to its age and length?
Which of the following rivers flows through the Purna, Wardha, and Wainganga tributaries?
What is the name of the river on which the 'Sardar Sarovar Dam' is built?
Which river is known as the 'Sorrow of Bengal' due to its devastating floods?
The 'Rann of Kutch' acts as the drainage basin for which of the following rivers?
Which of the following is the largest tributary of the Indus river system in terms of discharge?
The 'Tungabhadra' river is a major tributary of which of the following river systems?
Which river originates from the 'Amarkantak' plateau alongside the Narmada?
The 'Indravati' river is a prominent tributary of which river basin?
Which of the following rivers forms the 'Dudhsagar Falls' on the border of Goa and Karnataka?
The 'Barak' river, which flows into Bangladesh, originates in which state?
Which river system is noted for forming a 'bird's foot delta'?
The 'Ghaggar' river is considered to be the remnants of which ancient river?
Which river provides the main water supply for the 'Indira Gandhi Canal'?
Which of the following is a peninsular river that flows through a rift valley?
The 'Shyok' river is a tributary of which of the following rivers?
Which river marks the approximate boundary between the Deccan plateau and the Indo-Gangetic plains?
The 'Pamba' river is a primary river of which Indian state?
The 'Beas' river, which is a major tributary of the Indus system, meets the Sutlej river at which location?
Which of the following peninsular rivers forms a 'fanning out' estuary rather than a delta?
The 'Panjnad' is a collective name for five rivers of Punjab. Which of these is NOT one of the five?
Which river acts as the western boundary of the Chota Nagpur Plateau and separates it from the Hazaribagh plateau?
Which among the following is the longest left-bank tributary of the Ganga?
The 'Bhavani', 'Kabini', and 'Amaravati' are notable tributaries of which river?
Which river flows through the 'Marble Rocks' gorge near Bhedaghat?
The confluence of the 'Devprayag' is formed by the union of which two rivers?
Which of the following rivers is known as the 'Dakshina Pinakini'?
The 'Musiri' and 'Musi' rivers are associated with the drainage of which major river basin?
Important Notes — Rivers of India
Classification and Drainage Systems
The river systems of India are broadly classified based on their origin and water flow patterns. These systems form the backbone of the Indian agrarian economy and hold significant weight in UPSC, SSC, and State PSC geography papers.
The Himalayan River System
Originating from the snow-fed mountains, these are perennial rivers.
- Indus System: The Indus originates near Mansarovar Lake (Tibet). Its major tributaries include the Jhelum, Chenab, Ravi, Beas, and Sutlej. The Indus Waters Treaty (1960) governs the sharing of these waters between India and Pakistan.
- Ganga System: The Ganga is India's longest river (2,525 km). It originates as Bhagirathi from the Gangotri Glacier and joins Alaknanda at Devprayag. Its major left-bank tributaries include the Ramganga, Gomti, Ghaghara, Gandak, and Kosi (the 'Sorrow of Bihar'), while the Yamuna and Son are major right-bank tributaries.
- Brahmaputra System: Known as Yarlung Tsangpo in Tibet, it enters India through the Arunachal Pradesh gorge. It is the largest river in India by volume of water.
The Peninsular River System
These are rain-fed (non-perennial) rivers characterized by fixed courses and well-adjusted valleys.
- West-Flowing Rivers: The Narmada and Tapti are the two major rivers flowing through rift valleys and draining into the Arabian Sea. The Narmada originates from Amarkantak (Madhya Pradesh).
- East-Flowing Rivers:
- Mahanadi: Known for the Hirakud Dam, the longest earthen dam in India.
- Godavari: Known as Dakshin Ganga or Vridh Ganga, it is the longest Peninsular river (1,465 km), originating from Trimbakeshwar (Maharashtra).
- Krishna: The second-longest Peninsular river, originating from Mahabaleshwar.
- Cauvery: Famous for its perennial flow and intense water-sharing disputes between Karnataka and Tamil Nadu.
Important Exam Facts and Keywords
To excel in competitive exams, focus on these frequently asked technical parameters:
- Drainage Patterns: Look for terms like Dendritic (tree-like), Radial (diverging from a central point), and Trellis (rectangular patterns).
- Inter-State River Water Disputes: The Inter-State River Water Disputes Act, 1956 is a crucial constitutional reference for civil services aspirants.
- Estuary vs. Delta: Rivers like Narmada and Tapti form estuaries due to rift valley flow, whereas the Ganga and Brahmaputra form the Sundarbans, the largest delta in the world.
- Waterfalls:
- Jog Falls (Sharavati River): One of the highest plunge waterfalls in India.
- Dhuandhar Falls: Located on the Narmada river near Jabalpur.
- Key Concepts: Understand the Catchment Area and Watershed differences. Always memorize the sequence of major tributaries of the Ganga and Indus from North to South, as this is a recurring UPSC Prelims trend.
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Rivers of India MCQ Questions — Ganga, Brahmaputra & Peninsular Rivers for UPSC SSC 2026
Rivers of India is one of the most frequently tested topics in Indian geography MCQ for UPSC SSC CGL RRB NTPC. The Himalayan river system — Indus, Ganga, and Brahmaputra — and the peninsular river system — Godavari, Krishna, Cauvery, Mahanadi, Narmada, and Tapti — together form the backbone of India's physical geography. Questions on rivers appear in virtually every competitive exam and typically account for 2–4 marks in a single paper.
The Ganga originates at Gangotri Glacier (Uttarakhand) and flows 2,525 km before entering the Bay of Bengal. Its major right-bank tributaries include Yamuna, Son, and Gandak; left-bank tributaries include Gomti, Ghaghra (Saryu), and Kosi. The Brahmaputra — known as Tsangpo in Tibet and Jamuna in Bangladesh — is unique in that it flows east in Tibet, turns sharply at the Namcha Barwa massif, and enters India from the east. It has the highest silt load among all Indian rivers.
Peninsular Rivers — East-Flowing vs West-Flowing
Most peninsular rivers flow east into the Bay of Bengal and form deltas. Godavari (the 'Ganga of the South', originates at Trimbakeshwar, Maharashtra), Krishna (originates at Mahabaleshwar), Cauvery (Talakaveri, Kodagu), and Mahanadi (Raipur plateau) are the major east-flowing rivers. Narmada and Tapti are exceptions — they flow west into the Arabian Sea through rift valleys (graben structures), forming estuaries instead of deltas.
West-flowing rivers generally have steeper gradients and shorter courses. The Periyar, Sharavati (source of Jog Falls), and Mandovi-Zuari are important west-flowing rivers in Kerala, Karnataka, and Goa respectively. SSC CGL frequently asks: "Which river flows through a rift valley?" — the answer is Narmada (and Tapti).
River Tributaries MCQ — High-Frequency Topics
- Yamuna tributaries: Chambal, Betwa, Ken, Sind, Tons (right bank); Hindon (left bank)
- Ganga tributaries: Yamuna, Son (right); Gomti, Ghaghra, Gandak, Kosi (left)
- Godavari tributaries: Manjira, Pranhita, Indravati, Sabari
- Krishna tributaries: Bhima, Tungabhadra, Musi, Ghataprabha
- Indus tributaries (in India): Jhelum, Chenab, Ravi, Beas, Sutlej — the five rivers of Punjab
Frequently Asked Rivers of India Questions for Competitive Exams
Certain river-related facts appear across UPSC Prelims, SSC CGL, RRB NTPC, and State PSC papers year after year. The Indus is the longest river associated with India (total length 3,180 km) but most of it flows through Pakistan. The Ganga at 2,525 km is the longest river entirely within India. The Nile (6,650 km) is the world's longest river — this cross-checks "Indian geography questions for competitive exams 2026" that mix world geography.
The Sundarbans delta — shared between India and Bangladesh — is the world's largest mangrove delta and is formed by the Ganga-Brahmaputra system. It is a UNESCO World Heritage Site and home to the Bengal tiger. This fact connects rivers MCQ with national parks MCQ in exams.
FAQ: Rivers of India MCQ for UPSC SSC
The Kosi river, a left-bank tributary of the Ganga, is called the 'Sorrow of Bihar' because of its frequent course changes and devastating floods. It originates in Nepal and joins the Ganga near Kursela.
The Narmada and Tapti (Tapi) flow through rift valleys (grabens) in the Vindhya-Satpura region and empty into the Gulf of Khambhat (Arabian Sea), forming estuaries not deltas.
The Ganga originates from the Gangotri Glacier in Uttarkashi district, Uttarakhand. The stream emerging from the glacier is called Bhagirathi, which meets Alaknanda at Devprayag to form the Ganga.
About the Author
Indian History · Geography · Polity & Economy Specialist
With 8+ years of teaching static GK for competitive exams, Priya has helped thousands of students master the foundational subjects that appear year after year in UPSC, SSC, and Railway exams. She focuses on making history, geography, and polity approachable through well-structured MCQs and memorable explanations.