General Science MCQ: MCQ Questions General Science

General Science MCQ. Multiple-Choice Questions And Answers. More Science MCQ   General Science MCQ   1- The thickest layer in the Earth’s crust is ?? (A) Crust (B) Mantle (C) Outer Core (D) None of the above   2- How much percentage of a human body is water ?? (A) 20% (B) 30% (C) 50% …

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