General Science Practice Question and Answer
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Q: The metal that is usually extracted from sea water is
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5e2fc6db4cc562611fea1119- 1Cafalse
- 2Nafalse
- 3Kfalse
- 4Mgtrue
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Answer : 4. "Mg"
Q: When ice melts, its
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5dc22857ee5d9e2ea2b404bc- 1Volume increasesfalse
- 2Volume decreasestrue
- 3Volume and mass both decreasefalse
- 4Volume decreases while mass increasesfalse
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Answer : 2. "Volume decreases "
Q: How much carbon does steel contain?
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5dc3c85dee5d9e2ea2b732c4- 10.1% – 1.5%true
- 27 – 10%false
- 310 – 50%false
- 4Zerofalse
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Answer : 1. "0.1% – 1.5%"
Q: Which of the following metals is used in spacecraft to tolerate high temperatures?
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5dc4d59c41768167982a3a6b- 1Fefalse
- 2Titrue
- 3Nifalse
- 4Pbfalse
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Answer : 2. "Ti"
Q: The oesophagus and lining of the mouth are also covered with
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5e83383d9c3d360179c08d73- 1Squamous epitheliumtrue
- 2Ciliated epitheliumfalse
- 3Columnar epitheliumfalse
- 4Glandular epitheliumfalse
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Answer : 1. "Squamous epithelium "
Q: Hybridization is
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5ecc934c7bb74b48ff92be25- 1downward movement of water through soilfalse
- 2a process of tilling the landfalse
- 3decayed vegetable matterfalse
- 4cross-fertilization between two varietiestrue
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Answer : 4. "cross-fertilization between two varieties "
Q: Who invented Vacuum Flask?
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60659f748f9c3e661b53e21d- 1Gregory Pincusfalse
- 2James Dewartrue
- 3Charles Babbagefalse
- 4Alexander Flemingfalse
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Answer : 2. "James Dewar"
Q: If the velocity of a body is doubled its kinetic energy
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5dc22f856d7b0b6e7450e86e- 1Gets doubledfalse
- 2Becomes halffalse
- 3Does not changefalse
- 4Becomes 4 timestrue
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Answer : 4. "Becomes 4 times"
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