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Science UPPCS Previous Year Questions with Answers | UPPCS Manch

Year-wise Subject-wise Search PYQs

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GS Paper I Science

Year2013

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SubjectScience

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SubtopicsChemistry

All Biology Chemistry Physics

2013ScienceGS Paper I

Which of the following gases is used for the purification of drinking water?

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2013ScienceGS Paper I

Refrigeration helps in food preservation by

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