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1) Who discovered penicillin?
Alexander Fleming discovered penicillin in 1928, which revolutionized medicine.
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2) Which organ in the human body is responsible for pumping blood?
The heart is responsible for pumping blood throughout the body.
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3) What is the longest river in the world?
The Nile River is the longest river in the world, stretching approximately 6,650 kilometers (4,130 miles).
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4) Which country is home to the kangaroo?
Kangaroos are native to Australia and are one of the country's most recognizable animals.
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5) What is the chemical formula for water?
The chemical formula for water is H2O, which means it consists of two hydrogen atoms and one oxygen atom.
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6) What is the largest ocean on Earth?
The Pacific Ocean is the largest and deepest ocean on Earth, covering more than 63 million square miles.
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7) Who was the first person to walk on the Moon?
Neil Armstrong was the first person to walk on the Moon on July 20, 1969, during the Apollo 11 mission.
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8) Which element has the chemical symbol 'O'?
The chemical symbol 'O' stands for Oxygen, which is essential for respiration in most life forms.
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9) Which is the largest mammal in the world?
The Blue Whale is the largest mammal in the world, capable of reaching lengths of up to 100 feet.
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10) What is the most spoken native language in the world?
Mandarin Chinese has the most native speakers worldwide.
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11) What is the largest desert in the world?
The Antarctic Desert is the largest desert in the world, covering about 5.5 million square miles.
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12) Which country hosted the 2016 Summer Olympics?
Brazil hosted the 2016 Summer Olympics in Rio de Janeiro.
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13) Who is known as the Father of Computers?
Charles Babbage is considered the Father of Computers for designing the first mechanical computer.
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14) Who wrote the play "Romeo and Juliet"?
"Romeo and Juliet" is a tragedy written by William Shakespeare early in his career.
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15) What is the main ingredient in traditional Japanese miso soup?
Miso soup is made from miso paste, which is fermented soybeans (miso paste).
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16) What is the capital of Canada?
Ottawa is the capital city of Canada
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17) What is the capital city of Australia?
Canberra is the capital city of Australia, chosen as a compromise between Sydney and Melbourne.
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18) Which country is known as the Land of the Rising Sun?
Japan is often referred to as the Land of the Rising Sun because it is located to the east of the Asian continent and the sun rises in the east.
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19) Which planet is closest to the Sun?
Mercury is the closest planet to the Sun in our solar system. (36 million miles (58 million kilometers))
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20) What is the tallest mountain in the world?
Mount Everest is the tallest mountain in the world, standing at 8,848 meters (29,029 feet) above sea level.
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21) What is the hardest natural substance on Earth?
Diamond is the hardest natural substance on Earth, often used in cutting tools.
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22) What is the smallest country in the world?
Vatican City is the smallest country in the world, both in terms of area and population.
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23) Which planet is known as the Red Planet?
Mars is known as the Red Planet due to its reddish appearance, which is caused by iron oxide on its surface.
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24) In what year did World War II end?
World War II ended in 1945 with the unconditional surrender of the Axis powers.
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25) Who painted the Mona Lisa?
Leonardo da Vinci painted the Mona Lisa, which is one of the most famous artworks in the world.
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