Biology Practice Test – Excretory Systems and Mechanisms (Questions with Answers and Explanations)

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The figure below is a mammalian kidney

Identify the part labelled A.

A. cortex     B. medulla     C. renal artery     D. ureter


Urine leaves the kidney via the ________

A. urethra.     B. ureter.     C. urinary bladder     D. renal vein.


Every mammal has ______

A. two pairs of kidneys.
B. one kidney.
C. one pair of kidneys.
D. none of the above.


In mammals excretion takes place in the _______

A. pyramid of the kidney.
B. convoluted tubules of kidney.
C. renal veins.
D. glomerulus housed by the Bowman’s capsule.


The major functions of the kidney are ______

A. deamination and detoxication.
B. excretion and osmoregulation.
C. transportation and osmoregulation.
D. deoxygenation and detoxication.

 

 

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