Which of the following Protected Areas are located in Cauvery basin? 1. Nagarhole National park 2. Papikonda National Park 3. Sathyamagalam Tiger Reserve 4. Wayanand Wildlife Sanctuary Select the correct answer using the code given below:

Updated 11 Apr 2026 · From UPSC Prelims GS Paper I 2020, Q22

Contents14
UPSC Prelims GS2020Geography
  1. A1 and 2 only
  2. B3 and 4 only
  3. C1, 3 and 4 only
  4. D1, 2, 3 and 4
Show answer

Answer: (C) 1, 3 and 4 only

The Cauvery River basin covers parts of Karnataka, Tamil Nadu, and Kerala.

Let's check which protected areas fall in this basin:

  1. Nagarhole National Park — IN CAUVERY BASIN: Located in Karnataka, also known as Rajiv Gandhi National Park. It's in the Cauvery basin area.

  2. Papikonda National Park — NOT IN CAUVERY BASIN: Located in Andhra Pradesh, and the River GODAVARI flows through it — completely different river basin.

  3. Sathyamangalam Tiger Reserve — IN CAUVERY BASIN: Located in Tamil Nadu's Erode district, at the confluence of Western and Eastern Ghats. It adjoins other protected areas including the Cauvery Wildlife Sanctuary, and falls within the Cauvery basin.

  4. Wayanad Wildlife Sanctuary — IN CAUVERY BASIN: Located in Kerala's Wayanad district. The Kabini River (a tributary of the Cauvery) flows through this sanctuary, placing it in the Cauvery basin.

Answer: C (1, 3 and 4 only).

Key Takeaway: Papikonda = Godavari basin (Andhra Pradesh). The rest — Nagarhole, Sathyamangalam, and Wayanad — are all in the Cauvery basin. Remember: Papikonda is the odd one out.

Why this was asked

The Cauvery basin spans three states (Karnataka, Tamil Nadu, Kerala) and contains multiple protected areas that students must distinguish from reserves in other river basins.

Papikonda National Park is the trap option - it sits in Andhra Pradesh along the Godavari River, completely outside the Cauvery basin.

UPSC is testing whether students can map protected areas to their correct river basins, a skill that requires knowing both geography and tributary systems.

Cauvery River Basin

Geography Cauvery basin Cauvery

Cauvery River Basin: Geography & Protected Areas

Must know

Cauvery flows through Karnataka, Tamil Nadu, and Kerala

Major tributaries: Kabini, Bhavani, Amaravati, Hemavati

3 protected areas in basin: Nagarhole (Karnataka), Sathyamangalam (Tamil Nadu), Wayanad (Kerala)

Good to know

Total basin area: 87,900 sq km

Basin Overview

The Cauvery is a major peninsular river flowing eastward from the Western Ghats to the Bay of Bengal. It originates at Talakaveri in Karnataka's Coorg district and covers three southern states before entering the sea near Poompuhar in Tamil Nadu.

State-wise Coverage

State

Basin Area (%)

Key Cities

Major Tributaries

Karnataka

43%

Mysuru, Mandya

Kabini, Hemavati, Shimsha

Tamil Nadu

54%

Erode, Tiruchy, Thanjavur

Bhavani, Amaravati, Noyyal

Kerala

3%

Wayanad region

Kabini (shared with Karnataka)

Basin Map

The Cauvery basin spans three states with multiple protected areas along its course
The Cauvery basin spans three states with multiple protected areas along its course

Source: India-WRIS — cauvery - INDIA WRIS WIKI · indiawris.gov.in

Basin Characteristics

Length: 805 km from Talakaveri to Bay of Bengal

Delta: Fertile Cauvery Delta in Tamil Nadu known as 'Granary of South India'

Seasonal flow: Depends on both southwest and northeast monsoons

Major dams: KRS Dam, Mettur Dam, Kabini Dam

Protected Areas in Cauvery Basin

Geography Nagarhole National park Sathyamagalam Tiger Reserve Wayanand Wildlife Sanctuary

Protected Areas within Cauvery River Basin

Must know

Three protected areas lie in Cauvery basin: Nagarhole, Sathyamangalam, Wayanad

All three are part of Nilgiri Biosphere Reserve ecosystem

Good to know

Kabini River connects Nagarhole and Wayanad sanctuaries

Cauvery Basin Protected Areas

Protected Area

State

Type

River Connection

Key Species

Nagarhole National Park

Karnataka

National Park

Kabini River flows through

Tigers, elephants, leopards

Sathyamangalam Tiger Reserve

Tamil Nadu

Tiger Reserve

Bhavani River (Cauvery tributary)

Tigers, elephants, sloth bears

Wayanad Wildlife Sanctuary

Kerala

Wildlife Sanctuary

Kabini River forms boundary

Elephants, tigers, gaur

Connectivity & Ecosystem

Forms contiguous elephant corridor across three states

Part of larger Nilgiri-Eastern Ghats biodiversity complex

Sathyamangalam connects Western and Eastern Ghats at their junction

All three areas support significant tiger populations

Exam traps

Nagarhole is also called Rajiv Gandhi National Park - both names refer to same area

Wayanad spelling often confused - it's Wayanad, not Wayanand

Sathyamangalam became Tiger Reserve in 2013 - relatively recent designation

Papikonda National Park

Geography Papikonda National Park

Papikonda National Park: Godavari Basin Location

Must know

Located in Andhra Pradesh, not Cauvery basin

Godavari River flows through the park

Good to know

Part of Eastern Ghats mountain range

Key Facts

Papikonda National Park is located in East Godavari and West Godavari districts of Andhra Pradesh. The Godavari River flows directly through this park, making it part of the Godavari basin, not the Cauvery basin.

Geographic Details

Location: Andhra Pradesh (East & West Godavari districts)

River system: Godavari and its tributaries

Terrain: Eastern Ghats hills and river valleys

Significance: Part of Godavari Gorge landscape

Exam traps

Papikonda = Godavari basin - this is the key trap in basin-related questions

Don't confuse with Papikonda Hills - same region, different administrative units

Located in Andhra Pradesh, not in southern Cauvery states

Major River Basins of India

Geography

Major River Basins & Their Protected Areas

Must know

12 major river basins in India with area >20,000 sq km each

Ganga basin is largest, Cauvery among major peninsular basins

Good to know

Many national parks located along major rivers

Major Peninsular River Basins

River Basin

States Covered

Notable Protected Areas

Basin Area

Godavari

Maharashtra, Telangana, AP, Chhattisgarh

Papikonda NP, Indravati NP

312,812 sq km

Krishna

Maharashtra, Karnataka, AP, Telangana

Nagarjunsagar-Srisailam TR

258,948 sq km

Cauvery

Karnataka, Tamil Nadu, Kerala

Nagarhole NP, Sathyamangalam TR, Wayanad WLS

87,900 sq km

Narmada

Madhya Pradesh, Gujarat, Maharashtra

Kanha NP, Pench NP

98,796 sq km

River Basins Map

Peninsular rivers like Cauvery have smaller basins than Himalayan rivers like Ganga
Peninsular rivers like Cauvery have smaller basins than Himalayan rivers like Ganga

Source: India-WRIS — river_basins - INDIA WRIS WIKI · indiawris.gov.in

Exam traps

Basin vs River length - Godavari is longest peninsular river but Ganga has largest basin

State coverage - many rivers flow through multiple states, creating inter-state disputes

Protected areas often named after local features, not the river - eg. Papikonda sounds generic but is specifically Godavari basin