Basic Science Practice Question and Answer
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Q: Curd contains mainly______acid.
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5ee86dea81b3dd0cad84c212- 1Benzoicfalse
- 2Fumaricfalse
- 3Lactictrue
- 4Malicfalse
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Answer : 3. "Lactic"
Q: Bleaching powder contains ______ bleaching agent.
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5f87ed3ce6aa3e1d0bcb7463- 1Brominefalse
- 2Iodinefalse
- 3Hydrogenfalse
- 4Chlorinetrue
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Answer : 4. "Chlorine "
Q: The gases used in different types of welding would include
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5edef9548c4c964f73d37d62- 1oxygen and hydrogenfalse
- 2oxygen, hydrogen, acetylene and nitrogenfalse
- 3oxygen, acetylene and argonfalse
- 4oxygen and acetylenetrue
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Answer : 4. "oxygen and acetylene"
Q: Why put a wooden handle in the kettle?
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5fc9cf7dcac441723c82be24- 1because of fashionfalse
- 2Wood is a bad conductor of heat and the handle is not hottrue
- 3is lightfalse
- 4None of thesefalse
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Answer : 2. "Wood is a bad conductor of heat and the handle is not hot"
Q: A high speed vehicle honks, so its pitch?
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5f912fafd6785c0fc0d91299- 1is heard as muchfalse
- 2more audibletrue
- 3hearing impairedfalse
- 4First less and then morefalse
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Answer : 2. "more audible"
Q: Most commonly used motor in motor generator sets of high capacity?
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5ef417197c1ec61320b5a64d- 1Cage Model Induction Motorfalse
- 2synchronous motortrue
- 3DC Compounder Motorfalse
- 4None of the abovefalse
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Answer : 2. "synchronous motor"
Q: Which rays are the latest research for use in medicine and war?
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5f912ebed6785c0fc0d910b0- 1X raysfalse
- 2Laser raystrue
- 3Gamma raysfalse
- 4cathode raysfalse
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Answer : 2. "Laser rays"
Q: Which of the following disease reduces the age of laborers working in coal mine and that disease is called Black Lung disease?
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5f6042c22eed863f3a805d2e- 1Clomgolanosistrue
- 2progressive massive fibrosisfalse
- 3mesotheliomafalse
- 4None of thesefalse
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Answer : 1. "Clomgolanosis"
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