General Science Practice Question and Answer
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Q: The principle of 'black hole' was enunciated
1703 05e37d24572f03a106da6cbbb
5e37d24572f03a106da6cbbb- 1C . V. By Ramanfalse
- 2H . J. Bhabhafalse
- 3S . Chandrasekhar bytrue
- 4H. Khurana byfalse
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Answer : 3. "S . Chandrasekhar by "
Q: Which mirror is used as a surface vision mirror in vehicles?
2533 05e37bf80dd72cf778fba91a7
5e37bf80dd72cf778fba91a7- 1Planefalse
- 2Convextrue
- 3Concavefalse
- 4Invertedfalse
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Answer : 2. "Convex "
Q: Which of the following pairs is not matched?
(A) James Watt : Vapour Engine
(B) A. G. Bell : Telephone
(C) J.L. Baird : Television
(D) J. Perkins : Penicillin
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5e37bef3dd72cf778fba9014(A) James Watt : Vapour Engine
(B) A. G. Bell : Telephone
(C) J.L. Baird : Television
(D) J. Perkins : Penicillin
- 1Afalse
- 2Bfalse
- 3Cfalse
- 4Dtrue
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Answer : 4. "D"
Q: Which of the following is used as retardant in nuclear reactor?
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5e37bdc1ad02e21163c615d2- 1Thoriumfalse
- 2Graphitetrue
- 3Radiumfalse
- 4Ordinary waterfalse
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Answer : 2. "Graphite"
Q: The fibre of the electric bulb is formed.
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5e37bd0d72f03a106da6b1a4- 1From copperfalse
- 2Aluminiumfalse
- 3From leadfalse
- 4From Tungstontrue
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Answer : 4. "From Tungston "
Q: Indane gas is a mixture
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5e37bc5f72f03a106da6ae80- 1Butane and Hydrogenfalse
- 2butane and oxygenfalse
- 3Butane and Propane'strue
- 4Methane and oxygenfalse
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Answer : 3. "Butane and Propane's "
Q: A flat mirror has a minimum height to see a full reflection of a person.
1642 05e37bbc672f03a106da6abab
5e37bbc672f03a106da6abab- 1Equal to the height of the personfalse
- 2Half of the height of a persontrue
- 3One-fourth of the person's heightfalse
- 4Double the height of the personfalse
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Answer : 2. "Half of the height of a person "
Q: Night blindness is cause by lack of which vitamin?
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5e2fc76edd24fe7035a67789- 1Vitamin Atrue
- 2Vitamin Bfalse
- 3Vitamin Cfalse
- 4Vitamin Dfalse
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Answer : 1. "Vitamin A"
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