GENERAL KNOWLEDGE

Detailed explanation-1: -It covers an area of 923, 769 square kilometres (356, 669 sq mi), and with a population of over 230 million, it is the most populous country in Africa, and the world’s sixth-most populous country. Nigeria borders Niger in the north, Chad in the northeast, Cameroon in the east, and Benin in the west.

Detailed explanation-2: -Nigeria: Africa’s Most Populous Country.

Detailed explanation-3: -Over the next three decades, the West African nation’s population, the report said, is expected to soar even more from 216 million this year to 375 million, the UN noted. That will make Nigeria the fourth most populous country in the world after India, China and the United States.