Practice PPSC questions with answers and explanations.
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Hammurabi was a king of Babylon.
His law code is one of the best-known ancient legal collections.
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Machu Picchu was built by the Inca civilization.
It is located high in the Andes of Peru.
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The cell is the smallest structural and functional unit of living organisms.
All living things are made of one or more cells.
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The heart pumps blood through the circulatory system.
Its contractions deliver oxygen and nutrients to tissues.
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The skin is the body's largest organ by surface area and mass.
It protects internal tissues and helps regulate temperature.
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The femur is the thigh bone.
It is the longest and one of the strongest bones in the body.
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Red blood cells contain hemoglobin, which binds oxygen.
They transport oxygen from the lungs to body tissues.
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Platelets gather at damaged blood vessels and help form clots.
This reduces blood loss after injury.
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The kidneys filter the blood and regulate water and salts.
Their waste product is excreted as urine.
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Alexander the Great conquered territories from Greece to parts of South Asia.
His campaigns spread Hellenistic culture.
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The Second World War began in Europe in September 1939.
Germany's invasion of Poland triggered declarations of war.
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Pompeii was buried under volcanic ash from Mount Vesuvius.
Its remains preserve much information about Roman life.
