Neco 2021 Biology Question 14

Practice objective / multiple choice question 14 from the 2021 Neco Biology examination.

Neco 2021 Biology Objective / Multiple Choice Medium Difficulty
Question 14 NECO • 2021 • BIOLOGY • objective

A human adult has a blood volume of \(5\ \text{L}\) with a haemoglobin concentration of \(150\ \text{g L}^{-1}\). Each gram of haemoglobin can bind \(1.34\ \text{mL}\) of \(\text{O}_2\) at STP. During moderate exercise, \(25\%\) of the oxygen bound to haemoglobin is extracted by the muscles. If the cardiac output is \(5\ \text{L min}^{-1}\), calculate the volume of \(\text{O}_2\) (in litres) delivered to the muscles each minute.

Answer Options

A. 0.5 L
B. 0.125 L
C. 0.75 L
Correct Answer D. 0.25 L
Correct Answer
D
Correct Option:
0.25 L

About This Question

This is Neco 2021 Biology Question 14. It is one of the objective questions from the 2021 Neco Biology examination.

Difficulty level: Medium .

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