Zoology-Human Excretory System
NEET Zoology Human Excretory System MCQ Question
Type: MCQ-numerical-Easy-Class 11
If an adult human excretes on average 25 grams of urea per day, what is the approximate concentration of urea in urine if 1.25 liters of urine is excreted on that day?
A
20 g/L
B
25 g/L
C
30 g/L
D
35 g/L
Correct Answer
Option A
Detailed Explanation
The total urea excreted is 25 grams in 1.25 liters of urine. Concentration = 25 g / 1.25 L = 20 g/L.
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