Science GK Practice Question and Answer
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Q: The main reason why the sky appears blue?
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5f912f5a7793eb35d72d8391- 1Sunlight is bluefalse
- 2Scattering of solar rays by particles of dust etc. present in the atmospheretrue
- 3light reflectionfalse
- 4light refractionfalse
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Answer : 2. "Scattering of solar rays by particles of dust etc. present in the atmosphere"
Q: Who invented television?
1662 06014085b2a5c813e157fa078
6014085b2a5c813e157fa078- 1J.R. L. Bairdtrue
- 2Macmillanfalse
- 3James Wattfalse
- 4None of thesefalse
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Answer : 1. "J.R. L. Baird"
Q: When a man enters a dark room with light, he sees nothing for some time. Later he begins to appear, because?
1655 0601404df2a5c813e157f5cce
601404df2a5c813e157f5cce- 1The iris of his eye shrinkstrue
- 2The iris of his eye spreadsfalse
- 3The distance between the lens and retina of his eye increasesfalse
- 4The length of his eye lens increasesfalse
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Answer : 1. "The iris of his eye shrinks"
Q: Thermal conductivity of soil when moisture content in the soil increases?
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604deaf7e147c16b2869c752- 1will decreasefalse
- 2will increasetrue
- 3No changefalse
- 4None of thesefalse
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Answer : 2. "will increase"
Q: Which of the primary component of natural gas? 1623 05c2dc2f0f11ee42b64688fee
5c2dc2f0f11ee42b64688fee- 1Ethanefalse
- 2Propanefalse
- 3Methanetrue
- 4Butanefalse
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Answer : 3. "Methane"
Q: Who among the following are the inventors of dynamite?
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5f912dd4c011be03879fe9a4- 1Einsteinfalse
- 2Newtonfalse
- 3Alfred Nobeltrue
- 4Madame Curiefalse
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Answer : 3. "Alfred Nobel"
Q: The metal used to recover copper from a solution of copper sulphate is ? 1602 05c2dc31994bba731de8f0a4a
5c2dc31994bba731de8f0a4a- 1Nafalse
- 2Agfalse
- 3Hgfalse
- 4Fetrue
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Answer : 4. "Fe"
Q: Richter Scale is used in measuring?
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5f912d7b9e18f97b7040e7d7- 1Earthquake intensitytrue
- 2Wind speedfalse
- 3Depth of seafalse
- 4Body temperaturefalse
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Answer : 1. "Earthquake intensity"
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