Q11. Which is the largest city in the world by population?
a) Tokyo
b) Delhi
c) Shanghai
d) Mumbai
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Correct Answer: a) Tokyo
Explanation: Tokyo, the capital city of Japan, is the largest city in the world by population. As of 2011, the estimated population of Tokyo was 37,126,000. The city is known for its advanced technology, bustling streets, and rich cultural heritage.
Q12. Which is the biggest city in the world by area?
a) New York
b) Los Angeles
c) Moscow
d) Beijing
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Correct Answer: a) New York
Explanation: New York City is the biggest city in the world by area, covering approximately 8,683 square kilometers. The city is made up of five boroughs: Manhattan, Brooklyn, Queens, The Bronx, and Staten Island, and is known for its iconic landmarks, diverse culture, and vibrant arts scene.
Q13. Which is the largest continent in the world?
a) Asia
b) Africa
c) Europe
d) North America
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Correct Answer: a) Asia
Explanation: Asia is the largest continent in the world, covering approximately 44.58 million square kilometers. It is home to a diverse range of cultures, languages, and landscapes, including the world’s highest mountain, Mount Everest, and the world’s most populous country, China.
Q14. Which is the smallest continent in the world?
a) Australia
b) Europe
c) South America
d) Antarctica
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Correct Answer: a) Australia
Explanation: Australia is the smallest continent in the world, covering approximately 7.69 million square kilometers. It is also the world’s smallest inhabited continent, with a population of around 25 million people. Australia is known for its unique wildlife, stunning landscapes, and diverse culture.
Q15. Which is the largest country in the world by population?
a) China
b) India
c) United States
d) Indonesia
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Correct Answer: a) China
Explanation: China is the largest country in the world by population, with an estimated population of over 1.4 billion people. The country has a rich history and diverse culture, and is known for its rapid economic growth and technological advancements.
Q16. Which is the largest country in the world by area?
a) Russia
b) Canada
c) United States
d) China
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Correct Answer: a) Russia
Explanation: Russia is the largest country in the world by area, covering approximately 17.1 million square kilometers. The country spans across 11 time zones and is known for its diverse landscapes, rich history, and cultural heritage.
Q17. Which is the largest coral formation in the world?
a) The Great Barrier Reef, Australia
b) The Red Sea Coral Reef
c) The Mesoamerican Barrier Reef System
d) The New Caledonia Barrier Reef
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Correct Answer: a) The Great Barrier Reef, Australia
Explanation: The Great Barrier Reef, located off the coast of Queensland, Australia, is the largest coral formation in the world. It stretches over 2,300 kilometers and is home to a diverse range of marine life, including over 1,500 species of fish and 600 types of coral.
Q18. Which is the largest dam in the world?
a) The Three Gorges Dam, China
b) The Itaipu Dam, Brazil/Paraguay
c) The Hoover Dam, United States
d) The Aswan High Dam, Egypt
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Correct Answer: a) The Three Gorges Dam, China
Explanation: The Three Gorges Dam, located on the Yangtze River in China, is the largest dam in the world. The dam is 2,335 meters long and 185 meters high, and its construction was completed in 2006. The dam serves multiple purposes, including flood control, power generation, and navigation.
Q19. Which day is the longest day in the Northern Hemisphere?
a) June 21
b) December 22
c) March 21
d) September 23
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Correct Answer: a) June 21
Explanation: June 21 is the longest day in the Northern Hemisphere, also known as the summer solstice. On this day, the Earth’s tilt towards the sun is at its maximum, resulting in the longest period of daylight for the year.
Q20. Which day is the shortest day in the Northern Hemisphere?
a) June 21
b) December 22
c) March 21
d) September 23
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Correct Answer: b) December 22
Explanation: December 22 is the shortest day in the Northern Hemisphere, also known as the winter solstice. On this day, the Earth’s tilt away from the sun is at its maximum, resulting in the shortest period of daylight for the year.