Basic Science Practice Question and Answer
8 Q: Which of the following substances is found in green henna, due to which it turns red?
17366 0625fbf44f380c4441deb461f
625fbf44f380c4441deb461f- 1Lassontrue
- 2Potassiumfalse
- 3Carbonfalse
- 4Ironfalse
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Answer : 1. "Lasson"
Q: Galileo was an Italian astronomer who was 8481 05c4eb1a2dc28d14d784683a7
5c4eb1a2dc28d14d784683a7- 1developed the telescopefalse
- 2discovered four satellites of Jupiterfalse
- 3discovered that the movement of pendulum produces a regular time measurementfalse
- 4All of the abovetrue
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Answer : 4. "All of the above"
Q: What is the scientific name of Rice?
7995 05f86b31cdcf12a01a141e90b
5f86b31cdcf12a01a141e90b- 1Triticum aestivumfalse
- 2Oryza sativatrue
- 3Brassica capestrisfalse
- 4Pisum sativumfalse
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Answer : 2. "Oryza sativa"
Q: Is the father of 'demonstration method'?
7834 0604dde85d4491561f1df3ba5
604dde85d4491561f1df3ba5- 1John D.V.false
- 2Daniel Benorfalse
- 3A.D. B. Grahamfalse
- 4Seaman A. Naptrue
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Answer : 4. "Seaman A. Nap"
Q: Which of the following has a very strong aroma of the fruit?
5843 05ef97200d7fe817321a63486
5ef97200d7fe817321a63486- 1Ethyl acetatetrue
- 2Methanolfalse
- 3Methyl chloridefalse
- 4Methanoic acidfalse
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Answer : 1. "Ethyl acetate"
Explanation :
This colorless liquid has a characteristic sweet smell (similar to pear drops) and is used in glues, nail polish removers, and in the decaffeination process of tea and coffee. Ethyl acetate is the ester of ethanol and acetic acid; it is manufactured on a large scale for use as a solvent.
Q: The man who is specialist in wine making is called as ? 4326 35b5cc736e4d2b4197774f865
5b5cc736e4d2b4197774f865- 1Wenologistfalse
- 2Grapologistfalse
- 3Oenologisttrue
- 4Nonefalse
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Answer : 3. "Oenologist"
Explanation :
Answer: C) Oenologist Explanation: Oenology is the science and study of wine and winemaking. So person who is specialist in that is called as Oenologist.
Q: What substance dissolves in Tears?
3790 05f90fff5891d2b03f20ebd7e
5f90fff5891d2b03f20ebd7e- 1Common salttrue
- 2seafalse
- 3strachfalse
- 4Glucosefalse
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Answer : 1. "Common salt"
Q: Bovidae ovis is the scientific name of __
3505 05f6c328fb2d86d455070c758
5f6c328fb2d86d455070c758- 1sheeptrue
- 2Goatfalse
- 3Cowfalse
- 4Camelfalse
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