Neco Model Questions Vol1 2017 Biology Question 25
Practice objective / multiple choice question 25 from the 2017 Neco Model Questions Vol1 Biology examination.
A laboratory rat consumes \(20\ \text{g}\) of protein per day. Protein is approximately \(16\%\) nitrogen by weight, and \(16\%\) of the ingested nitrogen is excreted as urea. Each gram of urea contains \(0.467\ \text{g}\) nitrogen. Calculate the mass of urea (in grams, to two decimal places) excreted by the rat each day.
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This is Neco Model Questions Vol1 2017 Biology Question 25. It is one of the objective questions from the 2017 Neco Model Questions Vol1 Biology examination.
Difficulty level: Medium .
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