Waec Model Questions Vol1 2023 Biology Question 31

Practice objective / multiple choice question 31 from the 2023 Waec Model Questions Vol1 Biology examination.

Waec Model Questions Vol1 2023 Biology Objective / Multiple Choice Medium Difficulty
Question 31 WAEC_MODEL_QUESTIONS_VOL1 • 2023 • BIOLOGY • objective

During moderate exercise a student's heart has an end‑diastolic volume of 120 mL and an ejection fraction of 55 %. The heart rate rises to 85 beats per minute. What is the cardiac output in litres per minute? Express your answer to one decimal place.

Answer Options

A. 4.8 L/min
Correct Answer B. 5.6 L/min
C. 5.0 L/min
D. 6.2 L/min
Correct Answer
B
Correct Option:
5.6 L/min

About This Question

This is Waec Model Questions Vol1 2023 Biology Question 31. It is one of the objective questions from the 2023 Waec Model Questions Vol1 Biology examination.

Difficulty level: Medium .

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