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Multiple Choice Quiz on Excretory System

This quiz is designed to assess your basic knowledge in ‘excretory system’. Questions come under ‘medium’ category. Choose the best answer from the four options given. When you've finished answering as many of the questions as you can, scroll down to the bottom of the page and check your answers by clicking 'Score'.  Percentage score will be displayed along with right answers.
kidney and nephron
1. The basic functional unit of human kidney is
nephridia
nephron
Henle's loop
None of these
2. Proximal and distal convoluted tubules are parts of
oviduct
vas deferens
nephron
seminiferous tubules
3. Brush border is characteristic of
neck of nephron
collecting tube
proximal convoluted tubule
all of the above
4. A red blood ell was kept in a solution for a few minutes, where it got burst. The solution taken was
hypotonic
isotonic
hypertonic
concentrated sugar solution
5. Concentration of urine depends upon which organ?
Bowman's capsule
length of Henle's loop
P.C.T
network of capillaries arising from glomerulus
6. A person is undergoing prolonged fasting. His urine will be found to contain abnormal quantities of
fats
amino acids
glucose
ketones
7. Reabsorption of useful substances from glomerular filtrate occur in
collecting tube
loop of Henle
proximal convoluted tubule
distal convoluted tubule
8. Conversion of ammonia to urea is done by
arginine cycle
fumaric cycle
citrulline cycle
ornithine cycle
9. Angiotensinogen is a protein produced and secreted by
liver cells
macula densa cells
endothelial cells
juxtaglomerular cells
10. A person who is on a longer hunger strike and is surviving only on water, will have
less amino acids in his urine
more glucose in his blood
less urea in his urine
more sodium in his urine
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