Basic Science Practice Question and Answer
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Q: His melting point increasing the pressure on ice?
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5f9130427793eb35d72d84b4- 1will decreasetrue
- 2will increasefalse
- 3will be zerofalse
- 4will remain unchangedfalse
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Answer : 1. "will decrease"
Q: Reading of a barometer going down is an indication of
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5edefe488c4c964f73d38f0f- 1rainfalltrue
- 2snowfalse
- 3stormfalse
- 4intense heatfalse
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Answer : 1. "rainfall"
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: capacitor is a of small size but high capacity?
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5ef44ae3f2ebd073795bbd97- 1mica capacitortrue
- 2electrolytic capacitorsfalse
- 3Sirasic capacitorfalse
- 4Paper capacitorfalse
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Answer : 1. "mica capacitor"
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: Why are white dresses worn in summer?
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5f913083d6785c0fc0d91399- 1Bad absorbers of heat aretrue
- 2are cheapfalse
- 3are attractivefalse
- 4None of thesefalse
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Answer : 1. "Bad absorbers of heat are"
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"
Q: In the nitrogen cycle, soil nitrates are converted into free nitrogen by whom?
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5f6046ec80a26b7dab001452- 1nitrifying bacteriafalse
- 2denitrifying bacteriatrue
- 3ammonifying bacteriafalse
- 4None of thesefalse
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Answer : 2. "denitrifying bacteria"
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