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Question-1
Uremia is an excretory disorder in which
(A)
Urea is produced in excess in body
(B)
Tubules of kidney reabsorb urea in large amount
(C)
Concentration of urea goes high in the blood
(D)
None of these
Question-2
Aquatic animals are mostly ammonotelic, because
(A)
They get less light
(B)
Water contains less nitrogen
(C)
Excretion of ammonia requires large amount of water
(D)
Ammonia helps in checking inflow of water into their body
Question-3
The process in which an animal excretes urea, produced during metabolism of amino acid, is termed as
(A)
Ureotelism
(B)
Uricotelism
(C)
Aminotelism
(D)
Ammonotelism
Question-4
Which of the following muscles help urinary bladder to expel urine forcefully?
(A)
Detrusor
(B)
Latissimus dorsi
(C)
Lamstring group
(D)
All of these
Question-5
Archinephros occur in
(A)
Nereis
(B)
Insects
(C)
Molluscs
(D)
Larva of hagfishes
Question-6
Which of the following is the most toxic excretory product?
(A)
CO2
(B)
Urea
(C)
Ammonia
(D)
Amino acids
Question-7
Solenocytes are excretory units of
(A)
Protonephridia
(B)
Mesonephridia
(C)
Metanephridia
(D)
Both 1 and 2
Question-8
The loop of Henle is highly developed in
(A)
Mammals
(B)
Salamanders
(C)
Desert lizards
(D)
Fresh water fishes
Question-9
In micturition
(A)
Ureter relaxes
(B)
Urethra relaxes
(C)
Ureter contracts
(D)
Urethra contracts
Question-10
Uremia is the disease related with
(A)
Decrease blood pressure
(B)
Increase urea level in blood
(C)
Increase in blood sugar in blood
(D)
Increase in serum cholestrol level
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Plus 2 Biology Science
ICSE/ISC
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