General Science Questions Practice Question and Answer
8 4 Q:
5edef9548c4c964f73d37d62 Answer : 4. "oxygen and acetylene"
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5d775d4fa1321a5b0b594d38 4 Q:
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5f87ed3ce6aa3e1d0bcb7463 4 Q:
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5e58965303536c49fd25787e 4 Q:
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Q: The gases used in different types of welding would include
1641 05edef9548c4c964f73d37d62
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"
Explanation :
Acetylene is the only fuel gas suitable for gas welding because of its favourable flame characteristics of both high temperature and high propagation rates. Other fuel gases, such as propane, propylene or natural gas, produce insufficient heat input for welding but are used for cutting, torch brazing and soldering.
Q: Transportation of food in plants takes place through:
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5d775d4fa1321a5b0b594d38- 1Xylemfalse
- 2Phloemtrue
- 3Companion cellsfalse
- 4Tracheidsfalse
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Answer : 2. "Phloem"
Q: The first Indian communication satellite was-
1619 05e7c3be17af3db16e180dc46
5e7c3be17af3db16e180dc46- 1Aryabhattafalse
- 2Bhaskara-1false
- 3Appletrue
- 4Chandrayaan-1false
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Answer : 3. "Apple"
Q: Bleaching powder contains ______ bleaching agent.
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5f87ed3ce6aa3e1d0bcb7463- 1Brominefalse
- 2Iodinefalse
- 3Hydrogenfalse
- 4Chlorinetrue
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Answer : 4. "Chlorine "
Q: Which of the following is used to measure obesity?
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5ebcc8727fbed1167f1cf4ce- 1PMIfalse
- 2BMItrue
- 3AMIfalse
- 4KMIfalse
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Answer : 2. "BMI "
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: Is jean?
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5e58965303536c49fd25787e- 1A part of the liverfalse
- 2A part of the RNAfalse
- 3A portion of chromosomesfalse
- 4A part of DNAtrue
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Answer : 4. "A part of DNA"
Q: Optic fibers are mainly used for which of the following?
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5ec375f18463ff0219fff162- 1Communicationtrue
- 2Weavingfalse
- 3Musical instrumentsfalse
- 4Food industryfalse
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Answer : 1. "Communication"
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