Basic Science Practice Question and Answer
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Q: Identify the CORRECT phenomena involved during a rainbow formation.
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5ff6b73dd9d7f36ecf2a1294- 1Gravitation, Condensation and Total Internal Reflectionfalse
- 2Refraction, Dispersion and Total Internal Reflectiontrue
- 3Polymerization, Total Internal Reflection and Surface Tensionfalse
- 4Dispersion, Coherence and Ionisationfalse
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Answer : 2. "Refraction, Dispersion and Total Internal Reflection"
Q: Atmospheric pressure gauge is?
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611b672d14663c47a233f3f2- 1Barometertrue
- 2Periscopefalse
- 3Hydrometerfalse
- 4Thermometerfalse
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Answer : 1. "Barometer"
Q: Which of the following is not a source of air pollution?
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5feafdd900e3f71b828c00f8- 1Automobile exhaustfalse
- 2Burning of firewoodfalse
- 3Windmilltrue
- 4Power plantfalse
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Answer : 3. "Windmill"
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 a Robot?
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6014026bd039355294ee0dcb- 1A type of rocketfalse
- 2a bombfalse
- 3A device similar to a human who works according to the ordertrue
- 4An animal found in the jungles of Africafalse
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Answer : 3. "A device similar to a human who works according to the order"
Q: What is Air?
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5fc9cc615c47b65b5b2c1f43- 1elementfalse
- 2Mixturetrue
- 3Compoundsfalse
- 4None of thesefalse
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Answer : 2. "Mixture"
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: Device used for the detection and measurement of all types of radiation (alpha, beta and gamma)-
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605871fa9982dc053f98a78e- 1Geiger countertrue
- 2Polarimeterfalse
- 3Calorimeterfalse
- 4Radiometerfalse
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Answer : 1. "Geiger counter"
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