Which state is known as 'Jewel of India'?

The correct answer is Manipur.

Key Points

• Manipur is called "A Jewel land" of India.
• Manipur is a Jeweled land because it is surrounded by nine hills with an oval-shaped valley at the center, a naturally made Jewel.

Additional Information 

Manipur:

• Capital: Imphal
• Rajyasabha seat: 1
• Lok Sabha seat: 2
• State animal: Sangai
• State tree: Toon
• State flower: Shiroy Lilly
• State Bird:  Mrs. Hume's Pheasant
• It was formed on 21 January 1972.
• It is also called the Orchid basket of India.
• Manipuri is a classical dance of Manipur.
• Loktak lake is the famous lake of Manipur.
• The only floating park (Keibul lamjao) in the world is located in Manipur.

Meghalaya:

• Capital: Shilong
• Rajyasabha seat: 1
• Lok Sabha seat: 2
• State animal: Clouded Leopard  
• State tree: Gamari Lady
• State flower: Slipper Orchid
• State Bird: Hill Myna

Mizoram:

• Capital: Aizwal
• Rajyasabha seat: 1
• Lok Sabha seat: 1
• State animal: Hillock Gibbon
• State tree: Iron Wood
• State flower: Red Vanada
• State Bird: Mrs. Hume's Pheasant

Nagaland:

• Capital: Kohima
• Rajyasabha seat: 1
• Lok Sabha seat: 1
• State animal: Mithun
• State tree: Alder
• State flower: Phododendron
• State Bird: Blyth's Tragopan