Zoology-Human Excretory System
NEET Zoology Human Excretory System MCQ Question
Type: MCQ-numerical-Hard-Class 11
If an adult human excretes an average of 1.2 liters of urine per day, and each liter contains 25 grams of urea, how many grams of urea does this person excrete in a week?
A
210 grams
B
175 grams
C
250 grams
D
150 grams
Correct Answer
Option A
Detailed Explanation
The average daily excretion is 1.2 liters, which contains 25 grams of urea per liter. Over 7 days, the total urea excreted is 1.2 * 25 * 7 = 210 grams.
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