Zoology-(general)
NEET Zoology (general) MCQ Question
Type: MCQ-numerical-Easy-Class 11
If 100 mL of blood contains 0.2 mL of dissolved oxygen in plasma, how much oxygen is carried by the red blood cells in the same volume of blood?
A
6.4 mL
B
6.6 mL
C
7.0 mL
D
7.2 mL
Correct Answer
Option A
Detailed Explanation
97% of oxygen is transported by RBCs, so 97% of the total oxygen in 100 mL blood is carried by RBCs. If 3% (0.2 mL) is dissolved in plasma, then 6.4 mL (97% of 6.6 mL) is carried by RBCs.
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