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Question 1: What is the process by which plants convert sunlight, carbon dioxide, and water into food?
Question 2: What is the world's largest landlocked country?
Kazakhstan, located in Central Asia, is the world's largest landlocked country by land area. It covers approximately 2,724,900 square kilometers, making it the ninth largest country in the world overall.
Question 3: When was the term 'Global Warming' first used?
The term 'Global Warming' was first used in the scientific paper by Wallace Broecker titled "Climatic Change: Are We on the Brink of a Pronounced Global Warming?" in 1975. Since then, climate change and global warming have become major topics of discussion and concern.
Question 4: What is the highest temperature ever recorded on Earth?
The highest temperature ever recorded on Earth was 56.7°C (134.1°F) in Furnace Creek Ranch, Death Valley, California, USA, on 10 July 1913.
Question 5: When referring to Australian slang, what does the term "fair dinkum" mean?
"Fair dinkum" is an Australian slang term used to express that something is genuine, honest, or true. It originated in the 19th century and is still widely used today.
Question 6: Which element is commonly used in thermometers due to its high coefficient of expansion?
Mercury has been widely used in thermometers because it remains in liquid form over a wide temperature range and has a high coefficient of expansion, which makes it easy to measure temperature changes precisely. However, due to mercury's toxicity, its use is declining in favor of alcohol and digital thermometers.
Question 7: What animal is the national emblem of Canada?
The North American Beaver (Castor canadensis) was made an official emblem of Canada in 1975 due to its historical significance in the country’s fur trade, playing a crucial role in the development and growth of Canada.
Question 8: Where can you find the tallest building in the world as of 2023?
The Burj Khalifa in Dubai holds the record for the tallest building in the world, standing at 828 meters (2,717 feet). It was completed in 2010 and has since been an iconic symbol of Dubai's rapid development.
Question 9: Where was the first electronic digital computer developed?
The ENIAC (Electronic Numerical Integrator and Computer) was the first electronic programmable computer. It was developed at the University of Pennsylvania between 1943-1945 for the U.S. Army's Ballistic Research Laboratory. Consisting of 18,000 vacuum tubes, 7,200 crystal diodes and 1,500 relays, it weighed almost 50 tons and took up 1800 square feet.
Question 10: The NASDAQ Stock Market was first established in which year?
The NASDAQ (National Association of Securities Dealers Automated Quotations) was first established in 1971, and was the world's first electronic stock market. It includes technology giants such as Apple, Google and Facebook.
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Photosynthesis not only produces food for plants but also generates oxygen as a byproduct. It plays a critical role in maintaining Earth's oxygen levels and helps remove carbon dioxide from the atmosphere.