STANDARDZoology-Respiratory System
STANDARD Zoology Gas Transport MCQ Question
Type: MCQ-conceptual-Medium
Read the following statements and select the correct one
A
The H⁺ released from carbonic acid combines with hemoglobin to form hemoglobinic acid
B
Oxyhaemoglobin of erythrocytes is alkaline
C
More than 70% of carbon dioxide is transferred from tissues to the lungs in the form of carbamino compounds
D
In a healthy person, the hemoglobin content is more than 25 gm per 100 ml
Correct Answer
Option A
Detailed Explanation
Oxyhaemoglobin is acidic, not alkaline. CO₂ is mainly transported as bicarbonate, not carbamino compounds. Normal hemoglobin levels are 10-16 gm per 100 ml. The correct statement is about H⁺ combining with hemoglobin.
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