Pakistan latest Mcqs with Answers
By Waqas Niazi / In Everyday Science Mcqs / January 8, 2019
Who discovered radioactivity ?
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Which metal exist in the form of liquid at room temperature ? A: Sodium B: Mercury C: Magnesium D: Bismuth
Red Blood Cell have lifespan of ? A. 120 B. 140 C. 130 D. 60