Basic Science Practice Question and Answer
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Q: Gun powder is a mixture of?
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611b64b76d0fd147810fb65f- 1soil and TNTfalse
- 2sulphur, clay and charcoalfalse
- 3saltpeter, sulfur and charcoaltrue
- 4TNT and charcoalfalse
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Answer : 3. "saltpeter, sulfur and charcoal"
Q: If any rock from earth is taken to the moon?
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5fc9cda0b3b23538af75c8bb- 1its quantity will decreasefalse
- 2its weight will decreasetrue
- 3There will be no difference in its weightfalse
- 4its weight will increasefalse
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Answer : 2. "its weight will decrease"
Q: Atmospheric pressure gauge is?
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611b672d14663c47a233f3f2- 1Barometertrue
- 2Periscopefalse
- 3Hydrometerfalse
- 4Thermometerfalse
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Answer : 1. "Barometer"
Q: The nature of the path traveled by the particle is determined by?
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611b666214663c47a233f385- 1by accelerationfalse
- 2with velocityfalse
- 3by displacementfalse
- 4none of the abovetrue
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Answer : 4. "none of the above"
Q: Maximum amount of gas found in air is
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60fe43bf20de8e1be91d2727- 1Oxygenfalse
- 2Carbon dioxidefalse
- 3Hydrogenfalse
- 4Nitrogentrue
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Answer : 4. "Nitrogen"
Q: Which among the following happens in an oxidation reaction?
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607936b6b52a047fdc46902d- 1Electrons are gainedfalse
- 2Electrons are losttrue
- 3Protons are gainedfalse
- 4Protons are lostfalse
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Answer : 2. "Electrons are lost "
Q: Which of the following crops make the soil rich in nitrogen?
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5f8fea683ca2d767b182a840- 1Sunflowerfalse
- 2Sorghumfalse
- 3Peastrue
- 4Potatofalse
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Answer : 3. "Peas "
Q: What is the reason that the ball bounces higher at a higher place?
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601403a92a5c813e157f51b3- 1Because the air pressure is higher at higher places than at the plainsfalse
- 2Because the atmosphere is sparse at high places, the ball faces less resistancefalse
- 3Because the force of gravity is low at high placestrue
- 4Because the atmosphere is pure at high placesfalse
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Answer : 3. "Because the force of gravity is low at high places"
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