The 2011 Census showed that Nagaland had a population of approximately:

5,00,000
1 million
2 million
5 million

The correct answer is: c) 2 million.

Nagaland is a state in Northeast India. It is the 16th largest state in India by area and the 29th most populous state with a population of 2,161,523 as of 2011. The capital and largest city is Kohima.

The 2011 Census of India showed that Nagaland had a population of 2,161,523. This was an increase of 24.9% from the 2001 Census. The sex ratio was 972 females per 1000 males. The literacy rate was 80.1%, higher than the national average of 74.04%.

The main languages spoken in Nagaland are Naga, Ao, Angami, Sema, Lotha, Konyak, Chang, Khiamniungan, Sangtam, Yimchunger, Phom, Rengma, Kuki, Paite, Hmar, and Marwari.

The economy of Nagaland is based on agriculture, forestry, and mining. The main crops grown are rice, maize, millet, and vegetables. The main forest products are timber, bamboo, and cane. The main minerals mined are coal, limestone, and dolomite.

Nagaland is a beautiful state with a rich culture and history. It is a popular tourist destination, especially for trekking and adventure sports.