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Q. Which among the given is used as a lubricant in heavy machines
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Q. Camel is a desert animal, that can live without water for many days, as
Q. Which of the following metals forms an amalgam with other metals?
Q. A substance which changes readily into vapour without heating is called
Q. 'Plum Pudding Model' for an atom was proposed by
Q. Which of the following is used as a preservative to protect processed food?
Q. Desert plants would be characterized by
Q. In which of the following activities silicon carbide is used?
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