NEETZoology-Respiratory System
NEET Zoology Oxygen Transport MCQ Question
Type: MCQ-conceptual-Medium
Choose the incorrect statement w.r.t. oxyhaemoglobin. (1) It dissociates near tissues due to increase in acidity (2) The capacity of 1 g of haemoglobin to combine with O₂ is 1.34 ml (3) Its concentration is increased during carbon monoxide poisoning (4) The oxyhaemoglobin dissociation curve is sigmoid in shape
A
It dissociates near tissues due to increase in acidity
B
The capacity of 1 g of haemoglobin to combine with O₂ is 1.34 ml
C
Its concentration is increased during carbon monoxide poisoning
D
The oxyhaemoglobin dissociation curve is sigmoid in shape
Correct Answer
Option C
Detailed Explanation
During carbon monoxide poisoning, carboxyhaemoglobin is formed, reducing oxyhaemoglobin concentration.
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