General Science Practice Question and Answer
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Q: One fathom is equal to
1783 05edeff6eca41b347ed2f4ed9
5edeff6eca41b347ed2f4ed9- 16 metersfalse
- 26 feettrue
- 360 feetfalse
- 4100 cmfalse
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Answer : 2. "6 feet"
Q: The element common to all acids is 761 05edeface2fce215c8ec3bc2f
5edeface2fce215c8ec3bc2f- 1oxygenfalse
- 2hydrogentrue
- 3carbonfalse
- 4sulphurfalse
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Answer : 2. "hydrogen"
Q: Which of the gas is not known as green house gas?
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5edef8a5d1536a09d5745f35- 1Methanefalse
- 2Hydrogentrue
- 3Nitrous oxidefalse
- 4Carbon dioxidefalse
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Answer : 2. "Hydrogen"
Q: The average salinity of sea water is
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5edefa608c4c964f73d37fc0- 12%false
- 23%false
- 33.5%true
- 42.5%false
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Answer : 3. "3.5%"
Q: Permanent hardness of water may be removed by the addition of
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5edefcd28c4c964f73d38693- 1sodium carbonatetrue
- 2alumfalse
- 3potassium permanganatefalse
- 4limefalse
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Answer : 1. "sodium carbonate"
Q: Washing soda is the common name for
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5edef8088c4c964f73d377df- 1Calcium carbonatefalse
- 2Sodium carbonatetrue
- 3Calcium bicarbonatefalse
- 4Sodium bicarbonatefalse
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Answer : 2. "Sodium carbonate"
Q: The gases used in different types of welding would include
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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"
Q: Reading of a barometer going down is an indication of
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5edefe488c4c964f73d38f0f- 1rainfalltrue
- 2snowfalse
- 3stormfalse
- 4intense heatfalse
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Answer : 1. "rainfall"
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