Biology (F.Sc)

Q: what is physiological pH for most of enzymes:

(a) :  7 - 8
(b) :  1 - 3
(c) :  5 - 7
(d) :  1 - 14
(e) :  None of the Above
Answer:  7-8
Explanation:  

Q: Total volume of blood in human body is :

(a) :  8 litres
(b) :  5 litres
(c) :  50 litres
(d) :  45 litres
(e) :  None of the Above
Answer:  5 litres
Explanation:  

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