1.
Urea is transported by
A.
Plasma
B.
RBC
C.
WBC
D.
All of the above
Answer :
Plasma
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2.
Cortex and medulla region in frog kidney are
A.
Less
B.
More Distinct
C.
Absent
D.
None of the above
Answer :
Absent
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3.
Ammonia is excretory material in
A.
Cartilaginous fishes
B.
Fresh water fishes
C.
Whale
D.
Camel
Answer :
Fresh water fishes
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4.
NH3 change into urea in presence of
A.
Arginase enzyme
B.
Urinase enzyme
C.
Xanthine xidase
D.
None of the above
Answer :
Arginase enzyme
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5.
In ureotelic animals, urea is formed by the
A.
Arginine cycle
B.
Cori's cycle
C.
Ornithine cycle
D.
EM pathway
Answer :
Ornithine cycle
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6.
Which blood vessel contains the least amount of urea
A.
Hepatic vein
B.
Renal vein
C.
Hepatic portal vein
D.
Renal artery
Answer :
Renal vein
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7.
Water reabsorption in the distal part of kidney tubules is regulated by
A.
STH
B.
TSH
C.
ADH
D.
MSH
Answer :
ADH
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8.
Trimethylamine is the excretory product in
A.
Marine teleosts
B.
Fresh water fishes
C.
Terrestrial Molluses
D.
Amphibians
Answer :
Marine teleosts
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9.
Which substance is used mainly in kidney function test
A.
Creatinine
B.
Na+
C.
Inulin
D.
Urea
Answer :
Inulin
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10.
What is true about distal convoluted tubule
A.
Na+ reaborption requires energy
B.
K+ reabsorption does not require energy
C.
Ammonia is excreted
D.
Water reabsorption requires energy
Answer :
Na+ reaborption requires energy
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