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Take this general knowledge test with 15 medium difficulty quiz questions covering science, geography and world facts.
1. What is the process by which green plants make their own food called?
💡 Photosynthesis allows plants to convert sunlight, water, and carbon dioxide into glucose and oxygen.
2. Which country is made up of over 17,000 islands?
💡 Indonesia is the world's largest archipelagic country, comprising more than 17,000 islands.
3. Which metal is liquid at room temperature?
💡 Mercury is the only metal that remains liquid at standard room temperature.
4. Which country was historically known as Persia?
💡 Iran was known as Persia until it officially adopted the name Iran in 1935.
5. What is the boiling point of water at sea level in Celsius?
💡 At standard atmospheric pressure, water boils at exactly 100°C.
6. Who is generally credited with inventing the telephone?
💡 Alexander Graham Bell was awarded the first US patent for the telephone in 1876.
7. Which country currently has the largest population in the world?
💡 India surpassed China to become the world's most populous country in 2023.
8. Who composed the famous 'Ninth Symphony'?
💡 Ludwig van Beethoven composed his Ninth Symphony, including the famous 'Ode to Joy', while almost completely deaf.
9. What term describes animals that eat both plants and meat?
💡 Omnivores, like humans and bears, eat a mixed diet of both plant and animal matter.
10. What is the capital of Egypt?
💡 Cairo is Egypt's capital and the largest city in the Arab world.
11. Which organ in the human body produces insulin?
💡 The pancreas produces insulin, a hormone that regulates blood sugar levels.
12. What is a group of stars forming a recognizable pattern called?
💡 A constellation is a group of stars that, viewed from Earth, appear to form a specific shape or pattern.
13. What is the longest river in Asia?
💡 The Yangtze River in China is the longest river in Asia, stretching about 6,300 km.
14. What does 'www' stand for in a website address?
💡 'www' stands for World Wide Web, the system of interlinked hypertext documents on the internet.
15. Which war was fought between the northern and southern regions of the United States?
💡 The American Civil War (1861-1865) was fought between the Union and Confederate states.