Basic Science Practice Question and Answer
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Q: Who invented the bifocal glasses?
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606d79dadac3665e58aa61fa- 1Thomas Alva Edisonfalse
- 2Benjamin franklintrue
- 3Evangelistafalse
- 4Isaac Newtonfalse
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Answer : 2. "Benjamin franklin"
Q: Litmus is isolated from-
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608b8506cf70ad183597f8aa- 1Lichentrue
- 2Algaefalse
- 3Fungusfalse
- 4Bacteriafalse
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Answer : 1. "Lichen "
Q: Which elements are caused by different colors of firecrackers-
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5f8fcd993ca2d767b181dcbe- 1Zinc and sulfurfalse
- 2Potassium and mercuryfalse
- 3Stranium and Bariumtrue
- 4Chromium and Nickelfalse
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Answer : 3. "Stranium and Barium "
Q: Who was the first Indian astronaut-
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5f74691e4637db7328336c8b- 1Rakesh Sharmatrue
- 2Yuri Gagarinfalse
- 3Kalpana Chawlafalse
- 4Sunita Williamsfalse
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Answer : 1. "Rakesh Sharma"
Q: Vl W. Was given a multipurpose concept
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604deb7fe7f3ff5d8f6656c8- 1Community Development Programfalse
- 2National Rural Employment Programfalse
- 3Etawah Backward Schemetrue
- 4None of the abovefalse
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Answer : 3. "Etawah Backward Scheme"
Q: Which metal is the best conductor of heat?
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5fc9ceb2d0af4c56f5f06d0b- 1Goldfalse
- 2Aluminumfalse
- 3Silvertrue
- 4Brassfalse
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Answer : 3. "Silver"
Q: Which acid is used as a dehydrating agent?
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611b609bccbc2b477b6dbfa3- 1hydrochloric acidfalse
- 2sulfuric acidtrue
- 3acetic acidfalse
- 4nitric acidfalse
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Answer : 2. "sulfuric acid"
Q: Which of the following is the most abundant element in the Earth’s crust?
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6095257d1a490e0a05cddd45- 1Oxygentrue
- 2Silicafalse
- 3Ironfalse
- 4Aluminumfalse
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Answer : 1. "Oxygen "
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