Question:
(4) मानव रुधिर (Human blood) का pH है- (a) 7.2 (b) 7.8 (c) 6.6 (d) 7.4
Author: Dd AcademyAnswer:
Ans- d [MPPSC (Pre) 2010, SSC CGL 2011, Chhattisgarh PSC (Pre) 2013, Jharkhand PSC (Pre.) 2013, UPPSC AFC 2013]
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