Neco 2018 Biology Question 43

Practice objective / multiple choice question 43 from the 2018 Neco Biology examination.

Neco 2018 Biology Objective / Multiple Choice Medium Difficulty
Question 43 NECO • 2018 • BIOLOGY • objective

In a mammal the glomerular filtration rate (GFR) is \(120\ \text{mL\ min}^{-1}\). Of the filtrate, 99\% of water, 100\% of glucose and 85\% of urea are re‑absorbed. The plasma contains urea at 0.9\% (w/v) and the animal's blood volume is 5\ L. Calculate the amount of urea (in grams) excreted per day.

Answer Options

Correct Answer A. 233.3 g
B. 1322 g
C. 311.0 g
D. 155.5 g
Correct Answer
A
Correct Option:
233.3 g

About This Question

This is Neco 2018 Biology Question 43. It is one of the objective questions from the 2018 Neco Biology examination.

Difficulty level: Medium .

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