Practice FPSC General Knowledge questions with answers and explanations.
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Alexander Fleming discovered penicillin's antibacterial effect in 1928.
The discovery led to the development of antibiotics.
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A barometer measures atmospheric pressure.
It is useful in weather observation and forecasting.
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Edward Jenner demonstrated vaccination against smallpox in the 1790s.
His work helped establish immunization.
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A thermometer measures temperature.
Different types use liquids, electronics, or infrared radiation.
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Tim Berners-Lee created the World Wide Web at CERN.
He developed core technologies including HTML and HTTP.
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A seismograph records ground motion caused by earthquakes.
The recorded trace is called a seismogram.
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Alexander Graham Bell is commonly credited with the practical telephone.
He received a major U.S. telephone patent in 1876.
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An anemometer measures wind speed.
It is commonly used at weather stations.
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Johannes Gutenberg developed a movable-type printing system in Europe.
It greatly expanded the production of books.
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Light travels at about 300,000 kilometers per second in vacuum.
The exact value is approximately 299,792 km/s.
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James Watt greatly improved steam-engine efficiency.
His work supported the Industrial Revolution.
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Common salt is sodium chloride.
Its chemical formula is NaCl.
