Zoology-Human Excretory System
NEET Zoology Human Excretory System MCQ Question
Type: MCQ-conceptual-Easy-Class 11
Which of the following statements about the human excretory system is correct?
A
The kidneys help regulate ionic and acid-base balance in body fluids.
B
Urea is the only nitrogenous waste excreted by humans.
C
The micturition reflex is responsible for urine storage.
D
Each kidney has fewer than one million nephrons.
Correct Answer
Option A
Detailed Explanation
The kidneys play a crucial role in maintaining ionic and acid-base balance in body fluids, as stated in the NCERT context. Other options contain inaccuracies regarding nitrogenous waste, urine storage processes, and nephron quantity.
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