86. Which of the following countries is the largest producer of gold in the world?
A) China
B) South Africa
C) United States
D) Australia
Answer: B) South Africa
87. Which of the following is the largest river in South America?
A) Amazon River
B) Orinoco River
C) Paraná River
D) Uruguay River
Answer: A) Amazon River
88. What is the name of the highest mountain range in North America?
A) Rocky Mountains
B) Andes Mountains
C) Appalachian Mountains
D) Alaska Range
Answer: A) Rocky Mountains
89. Which of the following countries is the largest producer of diamonds in the world?
A) South Africa
B) Russia
C) Canada
D) Australia
Answer: B) Russia
90. What is the currency of Brazil?
A) Real
B) Peso
C) Dollar
D) Euro
Answer: A) Real
