pH of human blood is _____.
Q.1 (iii) pH of human blood is _____.
A. 6.9
B. 7.0
C. 7.4
D. 8.1
1 answer
Best answer
Answer: C. 7.4
Answer: (c) 7.4
Human blood is slightly alkaline; its pH is kept close to 7.4 by buffer systems such as H2CO3/HCO3–.
Doubtly AI
· 28 Oct 2026
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