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.

Found an issue with this question?