Railways PYQCBT 1 2016

RRB NTPC · प्रश्न 29

आपल्या शरीरात मीठ किती प्रमाणात आहे?

  1. 1%

  2. 2%

  3. 0.4%

  4. 0.6%

उत्तर दाखवा आणि स्पष्टीकरण

उत्तर: (C) 0.4%

स्पष्टीकरण

An adult human body contains about 0.4% salt (sodium chloride) by weight, roughly 250 g in a 70 kg person. The sodium and chloride ions help maintain fluid balance, nerve signals and muscle function.