GK Practice Question and Answer
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5f756167e487e60dceca7d90 4 Q:
5f7560fbc995cb2bd58dca56 4 Q:
5f746f59bb26e87e5eeaee43 4 Q:
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5f746e554637db73283398f4 4 Q:
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Q: Which of the following blood group is a universal donor?
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5f7564e1e487e60dcecaaf2c- 1AB positivefalse
- 2AB negativefalse
- 3O positivefalse
- 4O negativetrue
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Answer : 4. "O negative"
Q: What is the weight of human heart?
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5f7564734637db73283bbe03- 1100 gmsfalse
- 21000 gmsfalse
- 3800 gmsfalse
- 4300 gmstrue
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Answer : 4. "300 gms"
Q: Biological catalyst is___
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5f756167e487e60dceca7d90- 1Amino acidsfalse
- 2C6H12O6false
- 3N2false
- 4Enzymetrue
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Answer : 4. "Enzyme"
Q: A catalyst is a substance that_________ the velocity of a chemical reaction.
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5f7560fbc995cb2bd58dca56- 1Increasesfalse
- 2Decreasesfalse
- 3Changestrue
- 4None of thesefalse
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Answer : 3. "Changes"
Q: What is the pH of blood of a normal person?
1043 05f746f59bb26e87e5eeaee43
5f746f59bb26e87e5eeaee43- 14.5—4.6false
- 26.45—6.55false
- 37.35—7.45true
- 48.25—8.35false
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Answer : 3. "7.35—7.45"
Q: The principle on which optical fiber works is
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5f746ec3a921aa16e68c3704- 1Full internal reflectiontrue
- 2Refractionfalse
- 3Scatteringfalse
- 4Deviationfalse
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Answer : 1. "Full internal reflection"
Q: The terms gene and genetics were first used-
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5f746e554637db73283398f4- 1Johnsonfalse
- 2Batsonfalse
- 3Batson and Johanssonfalse
- 4Johnson and batsontrue
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Answer : 4. "Johnson and batson"
Q: The set or genes of haploid chromosomes of an organism is called-
1058 05f746de4f66ef56de84366dc
5f746de4f66ef56de84366dc- 1genometrue
- 2Kerotypefalse
- 3Chromosomefalse
- 4Neither of the abovefalse
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Answer : 1. "genome"
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