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Question-1
Blood calcium level can be increased whitish grey colour due to malfunction of
(A)
liver
(B)
spleen
(C)
kidney
(D)
pancrease
Question-2
If kidney fail to reabsorb water, the effect on tissue would
(A)
remain unaffected
(B)
shrink and shrivel
(C)
absorb water from blood plasma
(D)
take more O
2
from blood
Question-3
If Henle's loop were absent from mammalian nephron, which of the following is to be expected?
(A)
The urine will be more concentrated
(B)
The urine will be more dilute
(C)
The urine will be no urine formation
(D)
There will be hardly any change in the quality and quantity of urine formed
Question-4
When a person is dehydrated, hypotonic fluid will be found in the
(A)
loop of Henle
(B)
proximal tubule
(C)
collecting duct
(D)
glomerular filtrate
Question-5
In ureotelic animals, urea is formed by
(A)
Ornithine cycle
(B)
Cori cycle
(C)
Krebs cycle
(D)
EMP pathway
Question-6
Uric acid is the chief nitrogenous component of the excretory products of
(A)
man
(B)
earthworm
(C)
cockroach
(D)
frog
Question-7
The ability of the vertebrates to produce concentrated (hyperosmotic) urine usually depends upon the
(A)
area of Bowman's capsule epithelium
(B)
length of Henle's loop
(C)
length of the proximal convoluted tubule
(D)
capillary network forming glomerulus
Question-8
Blood calcium level can be increased by the administration of
(A)
glucagon
(B)
parathormone
(C)
thyroxine
(D)
calcitonin
Question-9
Which of the following amino acid is present in ornithine cycle?
(A)
valine and systine
(B)
arginine and citrulline
(C)
glycine and valine
(D)
glycine and methionine
Question-10
Glucose is taken back from glomerular filtrate through
(A)
active transport
(B)
passive transport
(C)
osmosis
(D)
diffusion
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Plus 1 Biology Science
CBSE
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