Science GK Practice Question and Answer
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Q: When a ship enters the sea from a river?
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601403035beea84b8ecec16a- 1rises uptrue
- 2falls downfalse
- 3There is no change in its levelfalse
- 4All of the abovefalse
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Answer : 1. "rises up"
Q: Who discovered the atom bomb?
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611b66efccbc2b477b6dc723- 1Atohantrue
- 2Albert Einsteinfalse
- 3Keplerfalse
- 4Rutherfordfalse
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Answer : 1. "Atohan"
Q: Can bats fly in the dark as they get help?
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5fc9befb5c47b65b5b2bfa74- 1Ultraviolet wavefalse
- 2Ultrasonic wavetrue
- 3Radiationfalse
- 4Special retinafalse
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Answer : 2. "Ultrasonic wave"
Q: On heating potassium chlorate?
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611b615c14663c47a233f073- 1Nitrogen gas is releasedfalse
- 2Oxygen gas is releasedtrue
- 3Hydrogen gas is releasedfalse
- 4none of thesefalse
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Answer : 2. "Oxygen gas is released"
Q: Which of the following is a non-conserved force?
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611b66afccbc2b477b6dc67a- 1force of gravityfalse
- 2force of viscositytrue
- 3interatomic forcefalse
- 4electrostatic forcefalse
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Answer : 2. "force of viscosity"
Q: Which of the following electromagnetic waves has the highest wavelength?
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601405e0d039355294ee28fd- 1Ultraviolet raysfalse
- 2Sunlightfalse
- 3Gamma raysfalse
- 4infrared raystrue
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Answer : 4. "infrared rays"
Q: Which of the following method is adopted to remove salt from sea water?
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611b619adc4e2547a1c919b7- 1sublimationfalse
- 2Evaporationtrue
- 3crystallizationfalse
- 4distillationfalse
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Answer : 2. "Evaporation"
Q: By which process oil is converted into Vegetable Ghee?
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611b61d56d0fd147810fb1f1- 1Hydrogenationtrue
- 2Distillationfalse
- 3Oxidationfalse
- 4Reductionfalse
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Answer : 1. "Hydrogenation"
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