Neco Model Questions Vol1 2019 Biology Question 22

Practice objective / multiple choice question 22 from the 2019 Neco Model Questions Vol1 Biology examination.

Neco Model Questions Vol1 2019 Biology Objective / Multiple Choice Medium Difficulty
Question 22 NECO_MODEL_QUESTIONS_VOL1 • 2019 • BIOLOGY • objective

The glomerular filtration rate (GFR) in a kidney is \(120\ \text{mL\ min}^{-1}\). Plasma urea concentration is \(0.5\ \text{g\ L}^{-1}\), and \(85\%\) of the filtered urea is re‑absorbed. Determine the rate of urea excretion in grams per minute.

Answer Options

Correct Answer A. 0.009 g min⁻¹ (or 9 mg min⁻¹)
B. 0.012 g min⁻¹ (or 12 mg min⁻¹)
C. 0.010 g min⁻¹ (or 10 mg min⁻¹)
D. 0.008 g min⁻¹ (or 8 mg min⁻¹)
Correct Answer
A
Correct Option:
0.009 g min⁻¹ (or 9 mg min⁻¹)

About This Question

This is Neco Model Questions Vol1 2019 Biology Question 22. It is one of the objective questions from the 2019 Neco Model Questions Vol1 Biology examination.

Difficulty level: Medium .

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