Chemistry
Which of the following is not a chemical reaction ?
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Which of the following is not a contagious disease?
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Which of the following is nutritional deficiency disease?
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Which of the following is used as a lubricant?
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Which of the following is used in beauty parlours for hair setting?
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Which of the following letter does not represent in periodic table?
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Which of the following noble gases is not present in atmosphere?
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Which of the following principleis used to produce ‘low-temperatures’ ?
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Which of the following science is considered “mother of all sciences”?
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