11) What is the population of South Korea?
12) What mountain range forms the border between North and South Korea?
13) How many provinces are in South Korea?
14) What color is included in the 'taegeuk' symbol on the national flag of South Korea?
15) What is the national dish of Korea?
16) What is the name of the Korean currency?
17) What is the official language of South Korea?
18) What is the name of the Korean peninsula?
19) Who is the President of South Korea in 2020?
20) In what year was the Korean War fought?