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Question-1
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-2
The kidney of an adult frog is
(A)
pronephros
(B)
mesonephros
(C)
metanephros
(D)
opisthonephros
Question-3
Loop of Henle is found in
(A)
lung
(B)
liver
(C)
neuron
(D)
nephron
Question-4
The animal, which retains urea for hypertonicity, is
(A)
man
(B)
bird
(C)
amphibian
(D)
elasmobranch
Question-5
The basic functional unit of human kidney is
(A)
Nephron
(B)
Pyramid
(C)
Nephridia
(D)
Henle's loop
Question-6
Aquatic reptiles are
(A)
ammonotelic
(B)
ureotelic
(C)
ureotelic in water
(D)
ureotelic over land
Question-7
Glucose is taken back from glomerular filtrate through
(A)
active transport
(B)
passive transport
(C)
osmosis
(D)
diffusion
Question-8
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-9
A person is on prolonged fasting. His urine will contain abnormal quantities of
(A)
fats
(B)
glucose
(C)
ketones
(D)
amino acid
Question-10
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
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Plus 1 Biology Science
CBSE
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