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Q74 (IAS/2022) Geography › Indian Physical Geography › Indian river systems Official Key

Gandikota canyon of South India was created by which one of the following rivers ?

Result
Your answer:  ·  Correct: C
Explanation

The correct answer is Option 3: Pennar.

The Gandikota canyon, famously known as the Grand Canyon of India, is located in the Kadapa district of Andhra Pradesh. It was formed by the Pennar River cutting through the Erramala hills of the Eastern Ghats over centuries. This natural gorge is characterized by massive, tiered formations of red sandstone, which the river has sculpted into a deep valley.

  • Pennar (Option 3): It is the primary river responsible for the erosion and geological formation of this specific canyon near the Gandikota Fort.
  • Cauvery (Option 1): Flows further south through Karnataka and Tamil Nadu, forming waterfalls like Shivanasamudra but not the Gandikota canyon.
  • Manjira (Option 2): A tributary of the Godavari, it flows primarily through Maharashtra, Karnataka, and Telangana.
  • Tungabhadra (Option 4): A major tributary of the Krishna River, known for its rocky terrain in Hampi, but it does not traverse the Gandikota region.
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Q. Gandikota canyon of South India was created by which one of the following rivers ? [A] Cauvery [B] Manjira [C] Pennar [D] Tungabhadra
At a glance
Origin: Mostly Current Affairs Fairness: Low / Borderline fairness Books / CA: 0/10 · 10/10

This question is a classic 'Book + News' hybrid. While Majid Husain (p.21) explicitly states the Pennar flows through a 'gorge of Cuddapah quartzite', the specific name 'Gandikota' became famous via tourism news ('Grand Canyon of India'). It rewards mapping physical features over rote memorization of tributaries.

How this question is built

This question can be broken into the following sub-statements. Tap a statement sentence to jump into its detailed analysis.

Statement 1
Did the Cauvery River form the Gandikota canyon of South India?
Origin: Web / Current Affairs Fairness: CA heavy Web-answerable

Web source
Presence: 5/5
"The Gandikota Canyon is carved by the mighty **Penna River**, which has created a dramatic gorge through ancient quartzite rock formations."
Why this source?
  • Directly names the river responsible for carving Gandikota as the Penna River.
  • States that the Penna River 'carved' the canyon through ancient rock formations, which attributes canyon formation to Penna rather than Cauvery.
Web source
Presence: 5/5
"The river Pennar cuts through the Erramala hills, forming a gorge that tourists call the Grand Canyon of India."
Why this source?
  • Explicitly says the 'river Pennar cuts through the Erramala hills, forming a gorge' called the Grand Canyon of India.
  • Identifies the Pennar (Penna) as the agent forming the gorge at Gandikota, contradicting attribution to the Cauvery.
Web source
Presence: 5/5
"Over time, the Pennar River carved the pink granite rock of Erramala Hills and formed Gandikota Canyon."
Why this source?
  • States that 'Over time, the Pennar River carved the pink granite rock of Erramala Hills and formed Gandikota Canyon.'
  • Provides a clear, journalistic attribution of the canyon's formation to the Pennar River rather than the Cauvery.

Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > The Kaveri > p. 21
Strength: 4/5
“The Kaveri is a sacred river like the Ganga. Hence, it is called the Ganga of South India. Its length is 765 km and has a basin area 85,624 sq km. It rises from the southern part of Mysore Plateau as a rocky mountain stream forming rapids, cataracts and waterfalls. Its drainage basin receives rainfall during the summer monsoon as well as during the retreating and winter monsoon. Only 20 km above Mysore, it has been dammed to form the Krishnasagar Reservoir. It passes through the islands of Srinagapatnam and Sivasamudram. The channel around the Sivasamudram makes a succession of rapids which were harnessed to develop hydel-power in 1902.”
Why relevant

Describes the Kaveri (Cauvery) as rising on the Mysore Plateau as a rocky mountain stream forming rapids, cataracts and waterfalls.

How to extend

A student could use this to infer that the Cauvery has the energetic flow and bedrock erosive potential to carve deep features and then check maps to see if its course passes Gandikota.

Physical Geography by PMF IAS, Manjunath Thamminidi, PMF IAS (1st ed.) > Chapter 16: Fluvial Landforms and Cycle of Erosion > Consequent Rivers > p. 210
Strength: 3/5
“• The rivers which follow the general direction of the slope are known as the consequent rivers. Most of the rivers of peninsular India are consequent rivers. For example, rivers like the Godavari, Krishna and Cauvery, descending from the Western Ghats and flowing into the Bay of Bengal, are some of the consequent rivers of Peninsular India.”
Why relevant

States that Cauvery is a consequent peninsular river descending from the Western Ghats and flowing east to the Bay of Bengal (i.e., its general direction and origin).

How to extend

Combine with a map to verify whether the river’s downstream path goes through the Gandikota area where a canyon might be located.

INDIA PHYSICAL ENVIRONMENT, Geography Class XI (NCERT 2025 ed.) > Chapter 3: Drainage System > River Systems of the Peninsular Drainage > p. 24
Strength: 4/5
“Flowing in a rift valley between the Satpura in the south and the Vindhyan range in the north, it forms a picturesque gorge in marble rocks and Dhuandhar waterfall near Jabalpur. After flowing a distance of about 1,312 km, it meets the Arabian sea south of Bharuch, forming a broad 27 km long estuary. Its catchment area is about 98,796 sq. km. The Sardar Sarovar Project has been constructed on this river. Collect information about Narmada river conservation mission named "Namami Devi Narmade" and discuss with your peers. The Tapi is the other important westward flowing river. It originates from Multai in the Betul district of Madhya Pradesh.”
Why relevant

Gives an example (Narmada) of a river forming a picturesque gorge in hard rock while flowing in a rift valley, showing rivers can form prominent gorges under suitable structural/geologic settings.

How to extend

A student could compare the geologic/structural setting of Gandikota (rift valley vs plateau river) to see if the Narmada-like mechanism applies to the Cauvery there.

Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > Rivers of the Western Sahyadris > p. 22
Strength: 3/5
“The western slopes of the Western Ghats receive heavy rainfall (200 to 500 cm) during the south-west monsoon. The small and swift flowing rivers traverse the narrow coastal plain. Because of heavy discharge of water and narrow width of the coastal plain they do not make delta. The main rivers merging into the Arabian sea are Surya, Kalu, Savitri (Maharashtra); Mandavi, Terekhol, Chapora, Zuvari, Sal and Talpona (Goa); Kalinadi, Gangawali, Sharavati, Tadri and Natravati in Karnataka; and Beypore, Ponnani, Bharatapuzha, Periyar and Pamba in Kerala. All these rivers have carved out narrow valleys with steep gradient forming cataracts and waterfalls.”
Why relevant

Notes that rivers on steep slopes (western Ghats) carve narrow valleys with steep gradients, cataracts and waterfalls—demonstrating the general ability of peninsular rivers to incise bedrock.

How to extend

Use this pattern plus local topography around Gandikota to judge whether incision by Cauvery could plausibly create a canyon at that location.

Statement 2
Did the Manjira River form the Gandikota canyon of South India?
Origin: Web / Current Affairs Fairness: CA heavy Web-answerable

Web source
Presence: 5/5
"The Gandikota Canyon is carved by the mighty Penna River, which has created a dramatic gorge through ancient quartzite rock formations."
Why this source?
  • Explicitly says which river carved the canyon: identifies the Penna River as the agent that carved Gandikota Canyon.
  • Directly attributes the gorge formation to the Penna River, which contradicts the claim that the Manjira River formed it.
Web source
Presence: 5/5
"The river Pennar cuts through the Erramala hills, forming a gorge that tourists call the Grand Canyon of India."
Why this source?
  • States that the river Pennar cuts through the Erramala hills, forming the gorge known as the Grand Canyon of India.
  • Names Pennar/Penna (not Manjira) as the river responsible for forming the Gandikota gorge.
Web source
Presence: 5/5
"Over time, the Pennar River carved the pink granite rock of Erramala Hills and formed Gandikota Canyon."
Why this source?
  • Describes how the Pennar River carved the Erramala Hills to form Gandikota Canyon.
  • Reinforces that Pennar/Penna, rather than the Manjira River, formed the canyon.

Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > The Godavari > p. 21
Strength: 4/5
“Godavari is the largest river length 1465 km and basin area of 302063.93 sq km of peninsular India. It rises in the Western Ghats from a spring below Nasik, drains eastern and southeastern Maharashtra, Bastar plateau (Chhattisgarh), and Telengana and Andhra regions of Andhra Pradesh. It receives a large number of tributaries, particularly on its left bank, such as Purna, Maner, Penganga, Pranhita (the combined Wardha and Wainganga), Indravati, Tal, and Sabri. The Manjira is the only important right bank tributary. The Indravati and Sabri are the two streams which rise on the western slopes of the Eastern Ghats, but they flow east and south-eastwards, respectively.”
Why relevant

Identifies the Manjira as an important right‑bank tributary of the Godavari, establishing which larger river system Manjira belongs to.

How to extend

A student can check maps to see whether the Manjira’s course and watershed are spatially located at/near Gandikota (i.e., whether the Manjira flows through that canyon area) or lie elsewhere in the Godavari basin.

INDIA PHYSICAL ENVIRONMENT, Geography Class XI (NCERT 2025 ed.) > Chapter 3: Drainage System > River Systems of the Peninsular Drainage > p. 24
Strength: 4/5
“Pranhita, and the Manjra are its principal tributaries. The Godavari is subjected to heavy floods in its lower reaches to the south of Polavaram, where it forms a picturesque gorge. It is navigable only in the deltaic stretch. The river after Rajamundri splits into several branches forming a large delta. The Krishna is the second largest eastflowing Peninsular river which rises near Mahabaleshwar in Sahyadri. Its total length is 1,401 km. The Koyna, the Tungbhadra and the Bhima are its major tributaries. Of the total catchment area of the Krishna, 27 per cent lies in Maharashtra, 44 per cent in Karnataka and 29 per cent in Andhra Pradesh and Telangana.”
Why relevant

Notes the Manjra/Manjira as a principal tributary of the Godavari and that the Godavari forms a picturesque gorge in its lower reaches, providing an example that peninsular rivers/tributaries can create gorges.

How to extend

Compare the geographic location of the Godavari gorge mentioned with Gandikota on a map to see if they are the same feature or if Gandikota is formed by a different river.

Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > Evolution of the Himalayan Rivers > p. 6
Strength: 5/5
“The geologists and geomorphologists are not unanimous about the origin of the Himalayan rivers. The Himalayan rivers have a long geological history. The major rivers of the Himalayas like Indus, Brahmaputra, Satluj, Ganga (Alaknanda and Bhagirathi), Gandak, Kali, Kosi, Tista, Manas, etc., originate on the southern slopes of the Tibetan Highlands. Rivers like Indus, Satluj and Brahmaputra first flowed parallel to the main axis of the moutain in longitudinal troughs, then they take sudden bends towards the south, carving out deep gorges across the mountain ranges to reach the northern plains of India. Such deep gorges created by the Indus, Satluj, Alaknanda, Sarju (Kali), Gandak, Kosi, Tista, and Brahmaputra suggest that they are older than the Himalayan mountains, and are antecedent in character.”
Why relevant

Explains the geomorphic rule that rivers that are antecedent to mountain uplift can carve deep gorges across ranges — a general mechanism by which canyons/gorges form.

How to extend

Use geological/topographic maps of the Gandikota area to test whether the canyon has features of an antecedent gorge and whether the Manjira’s course could produce such a gorge given local relief and rock structure.

CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 3: Drainage > The Peninsular Rivers > p. 21
Strength: 3/5
“The main water divide in Peninsular India is formed by the Western Ghats, which runs from north to south close to the western coast. Most of the major rivers of the Peninsula, such as the Mahanadi, the Godavari, the Krishna and the Kaveri flow eastwards and drain into the Bay of Bengal. These rivers make deltas at their mouths. There are numerous small streams flowing west of the Western Ghats. The Narmada and the Tapi are the only long rivers, which flow west and make esturies. The drainage basins of the peninsular rivers are comparatively smaller in size.”
Why relevant

States the broad pattern that most major peninsular rivers flow east from the Western Ghats and drain into the Bay of Bengal, framing expectations of river directions in South India.

How to extend

A student can use this rule plus a map to see if Manjira’s flow direction and location match Gandikota’s east‑flowing canyon location or whether another east‑flowing river (e.g., the Penna/Krishna/Godavari) is a better candidate.

INDIA PHYSICAL ENVIRONMENT, Geography Class XI (NCERT 2025 ed.) > Chapter 3: Drainage System > Important Drainage Patterns > p. 19
Strength: 3/5
“If you look at the Figure 3.1 you can see that many rivers have their sources in the Himalayas and discharge their waters either in the Bay of Bengal or in the Arabian Sea. Identify these rivers of North India. Large rivers flowing on the Peninsular plateau have their origin in the Western Ghats and discharge their waters in the Bay of Bengal. Identify these rivers of the South India. The Narmada and Tapi are two large rivers which are exceptions. They along with many small rivers discharge their waters in the Arabian Sea. Name these rivers of the western coastal region from the Konkan to the Malabar coast.”
Why relevant

Points out that many large peninsular rivers originate in the Western Ghats and drain eastwards — a reminder to check river sources and courses when attributing canyon formation.

How to extend

Verify which river actually passes Gandikota by checking the origin and course of regional rivers against the canyon’s coordinates to eliminate or support Manjira as the canyon‑forming river.

Statement 3
Did the Pennar (Penna) River form the Gandikota canyon of South India?
Origin: Web / Current Affairs Fairness: CA heavy Web-answerable

Web source
Presence: 5/5
"Over time, the Pennar River carved the pink granite rock of Erramala Hills and formed Gandikota Canyon."
Why this source?
  • Explicitly states the Pennar River carved the Erramala Hills and formed Gandikota Canyon.
  • Direct, high-quality news source wording linking the river to the canyon's formation.
Web source
Presence: 4/5
"The Gandikota Canyon is carved by the mighty Penna River, which has created a dramatic gorge through ancient quartzite rock formations."
Why this source?
  • Says the Gandikota Canyon is carved by the Penna River.
  • Specifies the river created a dramatic gorge through ancient rock formations at Gandikota.
Web source
Presence: 4/5
"The river Pennar cuts through the Erramala hills, forming a gorge that tourists call the Grand Canyon of India."
Why this source?
  • States the river Pennar cuts through the Erramala hills, forming a gorge identified as Gandikota.
  • Connects the river's cutting action directly to the gorge formation tourists call the Grand Canyon of India.

Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > The Pennar > p. 21
Strength: 5/5
“The Pennar river rises in the Kolar District of the South Mysore Plateau. Its main tributaries are Chitravati and Papaghni. It flows through a gorge of Cuddapah quartzite and enters the Bay of Bengal in the form of an estuary.”
Why relevant

States the Pennar rises in Kolar (South Mysore Plateau) and 'flows through a gorge of Cuddapah quartzite', linking Pennar to gorge/canyon-forming rock and terrain.

How to extend

A student could check a map/atlas or local place names to see whether Gandikota lies on the Pennar's gorge in the Cuddapah (Kadapa) quartzite belt.

Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > RIVER BASINS OF INDIA > p. 4
Strength: 3/5
“The major river basins of India in the descending order of area are: the Ganga, Indus, Godavari, Krishna, Brahmaputra, Luni, Mahanadi, Narmada, Kaveri, Tapi, Pennar, Brahmani, Barak, Mahi, Sabarmati, and Subarnarekha. The major river basins form about 81% of the total drainage area of the country (Fig. 3.4).”
Why relevant

Lists Pennar among major peninsular river basins, confirming it is a distinct river system in southern India that could carve significant landforms.

How to extend

Compare the Pennar basin extent on a river-basin map with the location of Gandikota to assess whether the canyon falls inside the Pennar basin.

CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 3: Drainage > The Peninsular Rivers > p. 21
Strength: 3/5
“The main water divide in Peninsular India is formed by the Western Ghats, which runs from north to south close to the western coast. Most of the major rivers of the Peninsula, such as the Mahanadi, the Godavari, the Krishna and the Kaveri flow eastwards and drain into the Bay of Bengal. These rivers make deltas at their mouths. There are numerous small streams flowing west of the Western Ghats. The Narmada and the Tapi are the only long rivers, which flow west and make esturies. The drainage basins of the peninsular rivers are comparatively smaller in size.”
Why relevant

Gives the general pattern that many peninsular rivers in South India flow eastwards to the Bay of Bengal, providing expected direction of Pennar's course.

How to extend

Use the eastward flow rule with a map to follow the Pennar's downstream path from its source toward the Bay of Bengal and see if it passes Gandikota.

INDIA PHYSICAL ENVIRONMENT, Geography Class XI (NCERT 2025 ed.) > Chapter 3: Drainage System > Important Drainage Patterns > p. 19
Strength: 3/5
“If you look at the Figure 3.1 you can see that many rivers have their sources in the Himalayas and discharge their waters either in the Bay of Bengal or in the Arabian Sea. Identify these rivers of North India. Large rivers flowing on the Peninsular plateau have their origin in the Western Ghats and discharge their waters in the Bay of Bengal. Identify these rivers of the South India. The Narmada and Tapi are two large rivers which are exceptions. They along with many small rivers discharge their waters in the Arabian Sea. Name these rivers of the western coastal region from the Konkan to the Malabar coast.”
Why relevant

Notes that large rivers on the Peninsular plateau have origins in the Western Ghats and flow east; it's relevant as contextual geography of southern rivers including smaller systems like Pennar.

How to extend

Place Pennar within this peninsular drainage framework on a map to judge if its course and source-region make it a plausible agent for carving Gandikota canyon.

CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 2: Physical Features of India > The Peninsular Plateau > p. 12
Strength: 2/5
“The further westward extension gradually merges with the sandy and rocky desert of Rajasthan. The flow of the rivers draining this region, namely the Chambal, the Sind, the Betwa and the Ken is from southwest to northeast, thus indicating the slope. The Central Highlands are wider in the west but narrower in the east. The eastward extensions of this plateau are locally known as the Bundelkhand and Baghelkhand. The Chotanagpur plateau marks the further eastward extension, drained by the Damodar river. The Deccan Plateau is a triangular landmass that lies to the south of the river Narmada. The Satpura range flanks its broad base in the north, while the Mahadev, the Kaimur hills and the Maikal range form its eastern extensions.”
Why relevant

Describes the Deccan/peninsular plateau and regional slopes that determine river flow directions and where rivers carve valleys or gorges.

How to extend

Combine this plateau slope information with a topographic map around Gandikota to determine if Pennar's gradient and setting are sufficient to form a canyon there.

Statement 4
Did the Tungabhadra River form the Gandikota canyon of South India?
Origin: Web / Current Affairs Fairness: CA heavy Web-answerable

Web source
Presence: 5/5
"The Gandikota Canyon is carved by the mighty **Penna River**, which has created a dramatic gorge through ancient quartzite rock formations."
Why this source?
  • Explicitly states which river carved Gandikota canyon: names the Penna River as the agent of carving.
  • Says the Penna River 'carved' a dramatic gorge through the local rock, attributing canyon formation to Penna.
Web source
Presence: 5/5
"Over time, the Pennar River carved the pink granite rock of Erramala Hills and formed Gandikota Canyon."
Why this source?
  • Directly describes the Pennar River as the force that carved the rock and formed Gandikota Canyon.
  • Uses active phrasing ('carved ... and formed') tying canyon origin to the Pennar River.
Web source
Presence: 5/5
"The mighty Penna River has carved a spectacular **gorge** through ancient rock formations, creating one of **South India’s** most dramatic landscapes."
Why this source?
  • Identifies the 'mighty Penna River' as having carved a spectacular gorge at Gandikota.
  • Places the Penna River as the creator of one of South India's most dramatic landscapes, again attributing canyon formation to Penna.

Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > The Krishna > p. 21
Strength: 5/5
“The river of Krishna has its origin near Mahabaleshwar in the vertical faces of the Western Ghats. Its length is 1290 km and basin area 2,54,743 sq km. A number of minor streams like Koyna and Ghataparbha join the Krishna river to give a subdendritic pattern. The Bhima in the north and the Tungbhadra in the south are the other important tributaries of the Krishna river. Downwards passing through the quartzite scarps, the Krishna has been dammed to form the Nagarjun-Sagar Reservoir. Further east, beyond the gorge in the Srisailam Hills below Vijaiwada, it has built its fertile bird-foot delta (Mississippi-type).”
Why relevant

States that the Tungabhadra is an important tributary of the Krishna and that the Krishna flows through gorges (e.g., in Srisailam Hills), showing peninsular rivers and their tributaries can carve gorges.

How to extend

A student could locate Gandikota and trace whether Tungabhadra (as a Krishna tributary) flows at that location on a map to see if it could have formed the canyon.

CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 3: Drainage > The Krishna Basin > p. 22
Strength: 4/5
“Rising from a spring near Mahabaleshwar, the Krishna flows for about 1400 km and reaches the Bay of Bengal. The Tungabhadra, the Koyana, the Ghatprabha, the Musi and the Bhima are some of its tributaries. Its drainage basin is shared by Maharasthra, Karnataka and Andhra Pradesh.”
Why relevant

Lists the Tungabhadra explicitly among the Krishna's tributaries, confirming the river's regional identity and relevance to South Indian canyon-forming drainage.

How to extend

Use a regional map to follow the Tungabhadra's course relative to Gandikota to assess plausibility.

INDIA PHYSICAL ENVIRONMENT, Geography Class XI (NCERT 2025 ed.) > Chapter 3: Drainage System > River Systems of the Peninsular Drainage > p. 24
Strength: 4/5
“Flowing in a rift valley between the Satpura in the south and the Vindhyan range in the north, it forms a picturesque gorge in marble rocks and Dhuandhar waterfall near Jabalpur. After flowing a distance of about 1,312 km, it meets the Arabian sea south of Bharuch, forming a broad 27 km long estuary. Its catchment area is about 98,796 sq. km. The Sardar Sarovar Project has been constructed on this river. Collect information about Narmada river conservation mission named "Namami Devi Narmade" and discuss with your peers. The Tapi is the other important westward flowing river. It originates from Multai in the Betul district of Madhya Pradesh.”
Why relevant

Gives an example (Narmada) of a peninsular river forming a 'picturesque gorge' in hard rock, demonstrating that rivers in peninsular India do form canyons/gorges.

How to extend

Apply the general rule that rivers can cut gorges in resistant rock to evaluate whether Tungabhadra could similarly have formed Gandikota, using local geology/maps.

CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 3: Drainage > The Peninsular Rivers > p. 21
Strength: 3/5
“The main water divide in Peninsular India is formed by the Western Ghats, which runs from north to south close to the western coast. Most of the major rivers of the Peninsula, such as the Mahanadi, the Godavari, the Krishna and the Kaveri flow eastwards and drain into the Bay of Bengal. These rivers make deltas at their mouths. There are numerous small streams flowing west of the Western Ghats. The Narmada and the Tapi are the only long rivers, which flow west and make esturies. The drainage basins of the peninsular rivers are comparatively smaller in size.”
Why relevant

Explains that major peninsular rivers originate in the Western Ghats and flow east, implying regional drainage patterns that control where gorges/canyons may form.

How to extend

Compare the origin and eastward course pattern with the Tungabhadra's course on a map to judge if its trajectory passes Gandikota.

CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 3: Drainage > EXERCISE > p. 24
Strength: 2/5
“• (ii) The river Narmada has its source at • (a) Satpura (c) Amarkantak• (b) Brahmagiri (d) Slopes of the Western Ghats (iii) Which one of the following lakes is a salt water lake? • (a) Sambhar (c) Wular• (b) Dal (d) Gobind Sagar (iv) Which one of the following is the longest river of the Peninsular India? • (a) Narmada (c) Godavari• (b) Krishna (d) Mahanadi (v) Which one amongst the following rivers flows through a rift valley? • (a) Mahanadi (c) Krishna• (b) Tungabhadra (d) Tapi• 2. Answer the following questions briefly. • (i) What is meant by a water divide?”
Why relevant

Contains a multiple-choice context listing Tungabhadra among rivers in a question about rivers flowing through a rift valley, indicating educational association of rivers with valley/gorge formation (though not asserting Tungabhadra does so).

How to extend

Use caution: check geological maps to verify whether Gandikota is a rift-related gorge and whether Tungabhadra occupies such a valley.

Pattern takeaway: UPSC is moving beyond simple 'River-Tributary' matching. They now target the **visual/geomorphological signature** of rivers. Any location with a superlative tag (e.g., 'Niagara of India', 'Grand Canyon of India') is high-yield.
How you should have studied
  1. [THE VERDICT]: Sitter for the observant, Trap for the pure book-worm. Source: Majid Husain (Geography of India) p.21 + The Hindu (Tourism features).
  2. [THE CONCEPTUAL TRIGGER]: Drainage Systems > Peninsular Rivers > Unique Geomorphological Features (Gorges, Waterfalls, River Islands).
  3. [THE HORIZONTAL EXPANSION]: Map these river signatures: 1. Narmada (Marble Rocks/Dhuandhar), 2. Cauvery (Hogenakkal & Shivasamudram), 3. Chambal (Ravines/Badlands), 4. Brahmaputra (Majuli), 5. Pennar Tributaries (Papaghni, Chitravati).
  4. [THE STRATEGIC METACOGNITION]: Don't just memorize 'Origin' and 'Mouth'. If a standard book mentions a river forms a 'gorge' or 'waterfall', immediately Google its specific name. If that place has a nickname (e.g., 'Grand Canyon of India'), it is a potential question.
Concept hooks from this question
📌 Adjacent topic to master
S1
👉 Western Ghats as the watershed and source of peninsular rivers
💡 The insight

Cauvery rises from the southern Mysore Plateau/Western Ghats, so knowledge of the Ghats explains origins and early river behaviour.

High-yield for drainage questions: explains origin, slope direction, and seasonal runoff of major South Indian rivers; links to climate (monsoon distribution) and physiography questions; enables elimination of wrong options about river sources and basin characteristics.

📚 Reading List :
  • CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 3: Drainage > The Peninsular Rivers > p. 21
  • Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 2: Physiography > 7. The Western Ghats > p. 58
  • Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > The Kaveri > p. 21
🔗 Anchor: "Did the Cauvery River form the Gandikota canyon of South India?"
📌 Adjacent topic to master
S1
👉 Eastward drainage to the Bay of Bengal and delta formation
💡 The insight

Most peninsular rivers, including the Cauvery, flow eastwards and form deltas on the Bay of Bengal.

Essential for questions on drainage patterns, coastal landforms and deltaic processes; connects to topics on sediment deposition, coastal ecology and human uses (irrigation, ports); helps answer comparative questions about peninsular vs Himalayan drainage.

📚 Reading List :
  • CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 3: Drainage > The Peninsular Rivers > p. 21
  • CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 2: Physical Features of India > The Coastal Plains > p. 13
🔗 Anchor: "Did the Cauvery River form the Gandikota canyon of South India?"
📌 Adjacent topic to master
S1
👉 Fluvial erosional landforms: rapids, waterfalls, gorges and canyons
💡 The insight

Rivers in the peninsula produce rapids and waterfalls (e.g., Sivasamudram) and some rivers carve gorges in hard rock, showing the range of erosional landforms rivers can form.

Key for physical geography and landform questions: understanding processes (vertical erosion, knickpoints) helps explain where and why features like waterfalls, rapids and gorges/canyons occur; useful for linking to hydroelectric sites and river engineering case studies.

📚 Reading List :
  • Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > The Kaveri > p. 21
  • INDIA PHYSICAL ENVIRONMENT, Geography Class XI (NCERT 2025 ed.) > Chapter 3: Drainage System > River Systems of the Peninsular Drainage > p. 24
🔗 Anchor: "Did the Cauvery River form the Gandikota canyon of South India?"
📌 Adjacent topic to master
S2
👉 Right-bank vs left-bank tributaries
💡 The insight

Rivers are classed as right- or left-bank tributaries; Manjira is identified as an important right-bank tributary of the Godavari.

Knowing tributary classification helps in mapping river networks, answering questions on river systems and basin management, and distinguishing which rivers feed larger basins. This concept links drainage hierarchies to flood, irrigation and basin governance questions and appears often in geography mains and prelims.

📚 Reading List :
  • Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > The Godavari > p. 21
🔗 Anchor: "Did the Manjira River form the Gandikota canyon of South India?"
📌 Adjacent topic to master
S2
👉 Origin and drainage direction of Peninsular rivers
💡 The insight

Major peninsular rivers originate in the Western Ghats and predominantly flow eastwards to the Bay of Bengal.

Understanding source regions and flow directions is high-yield for questions on regional hydrology, inter-state river basins, and delta formation; it connects to topics on water sharing, irrigation projects and regional physiography.

📚 Reading List :
  • CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 3: Drainage > The Peninsular Rivers > p. 21
  • INDIA PHYSICAL ENVIRONMENT, Geography Class XI (NCERT 2025 ed.) > Chapter 3: Drainage System > Important Drainage Patterns > p. 19
🔗 Anchor: "Did the Manjira River form the Gandikota canyon of South India?"
📌 Adjacent topic to master
S2
👉 River gorges and antecedent rivers (gorge formation)
💡 The insight

Rivers can carve deep gorges or picturesque gorges; some deep gorges are antecedent in origin and indicate long geological history.

Mastering how gorges form aids answers on fluvial geomorphology, landscape evolution and tectonic–river interactions—topics common in physical geography and environment questions in UPSC.

📚 Reading List :
  • Geography of India ,Majid Husain, (McGrawHill 9th ed.) > Chapter 3: The Drainage System of India > Evolution of the Himalayan Rivers > p. 6
  • INDIA PHYSICAL ENVIRONMENT, Geography Class XI (NCERT 2025 ed.) > Chapter 3: Drainage System > River Systems of the Peninsular Drainage > p. 24
🔗 Anchor: "Did the Manjira River form the Gandikota canyon of South India?"
📌 Adjacent topic to master
S3
👉 Peninsular rivers drain eastwards into the Bay of Bengal
💡 The insight

The Pennar is a peninsular river and peninsular rivers characteristically flow eastward to the Bay of Bengal.

High-yield for questions on Indian drainage patterns and regional river systems; connects to topics on river courses, deltas, and regional geography. Helps answer comparative questions on which rivers drain to the Bay of Bengal versus the Arabian Sea.

📚 Reading List :
  • CONTEMPORARY INDIA-I ,Geography, Class IX . NCERT(Revised ed 2025) > Chapter 3: Drainage > The Peninsular Rivers > p. 21
  • INDIA PHYSICAL ENVIRONMENT, Geography Class XI (NCERT 2025 ed.) > Chapter 3: Drainage System > Important Drainage Patterns > p. 19
🔗 Anchor: "Did the Pennar (Penna) River form the Gandikota canyon of South India?"
🌑 The Hidden Trap

Belum Caves. Located in the same geological belt (Kurnool/Kadapa), these are the second-longest caves in the Indian subcontinent, formed by the action of underground water on limestone/quartzite. Often visited with Gandikota.

⚡ Elimination Cheat Code

The 'Regional Dominance' Hack. Gandikota is in the Kadapa district (Rayalaseema region). Cauvery is too far south (TN/Karnataka). Manjira is a Godavari tributary (Telangana/Maharashtra). Tungabhadra is a Krishna tributary (Western Andhra/Karnataka). The Pennar is the primary river defining the Rayalaseema/Kadapa landscape. Geography dictates the answer.

🔗 Mains Connection

History & Culture Link: Gandikota Fort, sitting on this gorge, was the stronghold of the **Pemmasani Nayakas**, who were commanders under the Vijayanagara Empire. This connects Physical Geography to Medieval History.

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SIMILAR QUESTIONS

CAPF · 2018 · Q13 Relevance score: 2.05

Gersoppa Falls is formed by which one of the following rivers?

IAS · 2016 · Q85 Relevance score: 1.59

Recently, linking of which of the following rivers was undertaken?

IAS · 2002 · Q89 Relevance score: 0.87

The correct sequence of the eastward flowing rivers of the peninsular India from north to south is

CAPF · 2018 · Q54 Relevance score: -0.22

Which one of the following rivers is west- flowing?

CDS-I · 2013 · Q74 Relevance score: -0.29

Which one among the following Indian rivers originates in Maharashtra and flows through Karnataka and Andhra Pradesh to meet the Bay of Bengal in Andhra coast ?