Science GK Practice Question and Answer
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Q: The chemical used as a fixer in photography is ? 2422 05c2dc0a494bba731de8f0a31
5c2dc0a494bba731de8f0a31- 1sodium thiosulphatetrue
- 2sodium sulphatefalse
- 3boraxfalse
- 4ammonium sulphatefalse
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Answer : 1. "sodium thiosulphate"
Q: What is the following is the softest?
2391 0611b6619dc4e2547a1c91d07
611b6619dc4e2547a1c91d07- 1Alumfalse
- 2Diamondtrue
- 3Terliumfalse
- 4Topazfalse
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Answer : 2. "Diamond"
Q: Which of the following is not a fuel gas?
2380 15f910423891d2b03f20ed925
5f910423891d2b03f20ed925- 1Water gasfalse
- 2Producer gasfalse
- 3Laughing gastrue
- 4Marsh gasfalse
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Answer : 3. "Laughing gas"
Q: Metal plate The metal used in the takri?
2379 05ef44d082d6fc772f50b9543
5ef44d082d6fc772f50b9543- 1Copper oxide and coppertrue
- 2Zinc chloride and carbonfalse
- 3Germanium and siliconfalse
- 4None of thesefalse
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Answer : 1. "Copper oxide and copper"
Q: Which vitamin is high in orange?
2371 05f91312cd6785c0fc0d915c2
5f91312cd6785c0fc0d915c2- 1Dfalse
- 2Afalse
- 3Ctrue
- 4Bfalse
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Answer : 3. "C"
Q: What nucleus of atom contains ? 2348 05c2dbdee0cb513238953f92c
5c2dbdee0cb513238953f92c- 1protonsfalse
- 2electronsfalse
- 3electrons and protonsfalse
- 4protons and neutronstrue
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Answer : 4. "protons and neutrons"
Q: pH of blood is ? 2336 05c2dbf80f11ee42b64688fda
5c2dbf80f11ee42b64688fda- 110.4false
- 29false
- 37.4true
- 44false
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Answer : 3. "7.4"
Q: In the nitrogen cycle, soil nitrates are converted into free nitrogen by whom?
2324 05f6046ec80a26b7dab001452
5f6046ec80a26b7dab001452- 1nitrifying bacteriafalse
- 2denitrifying bacteriatrue
- 3ammonifying bacteriafalse
- 4None of thesefalse
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Answer : 2. "denitrifying bacteria"
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