Science GK Practice Question and Answer
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Q: Nucleopolyhedro virus (NPV) is used in biological control?
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604de9b5e7f3ff5d8f662666- 1For gram bee borertrue
- 2For paddy-scented bugfalse
- 3For sugarcane pyrillafalse
- 4For all thesefalse
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Answer : 1. "For gram bee borer"
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"
Q: Solute can be separated from solution?
1355 0611b60d6dc4e2547a1c9191e
611b60d6dc4e2547a1c9191e- 1filtrationfalse
- 2evaporationtrue
- 3Decantationfalse
- 4sedimentationfalse
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Answer : 2. "evaporation"
Q: Which gas is used for unnatural ripening of fruits?
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611b65926d0fd147810fb7a5- 1Ethylenetrue
- 2ethanefalse
- 3carbon dioxidefalse
- 4Acetylenefalse
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Answer : 1. "Ethylene"
Q: Which substance is added to make natural rubber hard and bouncy?
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611b6423dc4e2547a1c91bd7- 1Petrol Jellyfalse
- 2sulfuric acidfalse
- 3sulfurtrue
- 4Spongefalse
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Answer : 3. "sulfur"
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: The filament of an electric bulb is made up of
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5fc9cb5b5c47b65b5b2c1e98- 1Chromiumfalse
- 2Tungstentrue
- 3Copperfalse
- 4Zincfalse
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Answer : 2. "Tungsten"
Q: What causes molybdenum deficiency?
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604de924e7f3ff5d8f6625b1- 1Whip tail in cauliflowertrue
- 2Hot disease in tomatofalse
- 3Lemon yellow yellow stain diseasefalse
- 4All thesefalse
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Answer : 1. "Whip tail in cauliflower"
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