Science GK Practice Question and Answer
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Q: Which of the following elements forms strong alkaline oxides when ignited in oxygen?
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5f912ca1c011be03879fe3db- 1Phosphorusfalse
- 2sodiumtrue
- 3Ironfalse
- 4Sulfurfalse
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Answer : 2. "sodium"
Q: Malnutrition leads to lack of which?
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601402245beea84b8ecebe57- 1Vitamin 'A'false
- 2Carbohydratefalse
- 3Vitamin 'C'false
- 4Proteintrue
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Answer : 4. "Protein"
Q: By whom is the focus distance corrected in the eye lens?
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5fc9d2c0b3b23538af75ce4d- 1Ratinafalse
- 2irisfalse
- 3ciliary musclestrue
- 4Carniafalse
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Answer : 3. "ciliary muscles"
Q: The world's highest per capita carbon dioxide emitter is: -
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5f6048e92eed863f3a806de8- 1Qatartrue
- 2United Statesfalse
- 3Chinafalse
- 4Indiafalse
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Answer : 1. "Qatar"
Q: Which acid is used as a dehydrating agent?
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611b609bccbc2b477b6dbfa3- 1hydrochloric acidfalse
- 2sulfuric acidtrue
- 3acetic acidfalse
- 4nitric acidfalse
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Answer : 2. "sulfuric acid"
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: Which of the following physical properties is not affected by quantity?
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601403fbd039355294ee19f6- 1Volumefalse
- 2massfalse
- 3weightfalse
- 4densitytrue
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Answer : 4. "density"
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"
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