Detailed Explanation:

Answer: Option 3 — 1, 3 and 4 only

This question tests knowledge of Protected Areas located in the Cauvery river basin. Among the given options, Nagarhole National Park, Sathyamangalam Tiger Reserve, and Wayanad Wildlife Sanctuary are located in the Cauvery basin, while Papikonda National Park is located in the Godavari basin.

✅ Statement 1 – Correct: Nagarhole National Park is located in Kodagu and Mysore districts of Karnataka, part of the Nilgiri Biosphere Reserve, and lies within the Cauvery basin.
❌ Statement 2 – Incorrect: Papikonda National Park is located in Andhra Pradesh along the Godavari river basin, not the Cauvery basin.
✅ Statement 3 – Correct: Sathyamangalam Tiger Reserve lies on the banks of River Bhavani, a tributary of Cauvery, in the foothills of the Eastern Ghats in Tamil Nadu.
✅ Statement 4 – Correct: Wayanad Wildlife Sanctuary in Kerala has the Kabini river (a tributary of Cauvery) flowing through it, making it part of the Cauvery basin.

📝 Short Notes: Protected Areas in Cauvery Basin

• Cauvery River: Originates in Talakaveri, Western Ghats of Karnataka; flows through Karnataka, Tamil Nadu, and Puducherry before draining into the Bay of Bengal.
• Nagarhole National Park: Also known as Rajiv Gandhi National Park; part of the Nilgiri Biosphere Reserve; rich in tiger, elephant, and leopard populations.
• Sathyamangalam Tiger Reserve: Located in Erode district, Tamil Nadu; connects the Western and Eastern Ghats; crucial elephant corridor.
• Wayanad Wildlife Sanctuary: Part of the Nilgiri Biosphere Reserve; contiguous with Nagarhole and Bandipur; known for its elephant population.
• Major Tributaries of Cauvery: Hemavati, Shimsha, Arkavathi, Kabini, Bhavani, Amaravati, and Noyyal.
• Papikonda National Park: Located in East and West Godavari districts of Andhra Pradesh; part of Godavari basin; known for its pristine forests and tribal population.