Waec Model Questions Vol1 2018 Biology Question 1
Practice objective / multiple choice question 1 from the 2018 Waec Model Questions Vol1 Biology examination.
A kidney filters plasma at a glomerular filtration rate of 125 mL/min. The plasma sodium concentration is 140 mmol/L. 98% of the filtered sodium is reabsorbed. The urine flow rate is 1.5 mL/min. What is the concentration of sodium in the urine (mmol/L)?
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About This Question
This is Waec Model Questions Vol1 2018 Biology Question 1. It is one of the objective questions from the 2018 Waec Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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