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Chapter 8: Excretion
- Online Test
Chapter 8: Excretion
TEST : 4
# Chapter 8: Excretion
# TN 11th Zoology
Prepare / Learn
Q1.
Excretory organs of cockroach are
A.
Malpighian corpuscles
B.
Malpighian tubules
C.
Hepetic caecae
D.
Green glands
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
# Chapter 8: Excretion
# TN 11th Zoology
Prepare / Learn
Q2.
Juxtaglomerular cells of renal cortex synthesize a hormone called:
A.
ADH
B.
Oxytocin
C.
Renin
D.
Urochrom
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 8: Excretion
# TN 11th Zoology
Prepare / Learn
Q3.
Which blood vessel carries least amount of urea?
A.
Pulmonary vein
B.
renal artery
C.
renal vein
D.
Hepatic portal vein
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 8: Excretion
# TN 11th Zoology
Prepare / Learn
Q4.
Human urine is usually acidic because:
A.
hydrogen ions are activity secreted into the filtrate
B.
the sodium transporter exchanges one hydrogen ion for each sodium ion, in peritubular capillaries
C.
excreted plasma proteins are acidic
D.
potassium and sodium exchange generates acidity
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
# Chapter 8: Excretion
# TN 11th Zoology
Prepare / Learn
Q5.
Grafted kidney may be rejected in a patient due to
A.
Innate immune response
B.
Humoral immune response
C.
Cell-mediated immune response
D.
Passive immune response
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 8: Excretion
# TN 11th Zoology
Prepare / Learn
Q6.
Human urine is usually acidic because:
A.
hydrogen ions are actively secreted into the filtrate.
B.
the sodium transported exchanges one hydrogen ion for each sodium ion, in peritubuar capaillaries.
C.
excreted plasma proteins are acidic
D.
potassium and sodium exchange generates acidity.
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
# Chapter 8: Excretion
# TN 11th Zoology
Prepare / Learn
Q7.
In mammals, which blood vessel would normally carry largest amount of urea?
A.
Renal Vein
B.
Dorsal Aorta
C.
Hepatic Vein
D.
Hepatic Portal Vein
View Solution
Add Work Space
Answer :
Option C
Explaination / Solution:
No Explaination.
# Chapter 8: Excretion
# TN 11th Zoology
Prepare / Learn
Q8.
Which of the following statement is correct?
A.
The descending limb of loop of Henle is impermeable to water.
B.
The ascending limb of loop of Henle is permeable to water
C.
The descending limb of loop of Henle is permeable to electrolytes.
D.
The ascending limb of loop of Henle is impermeable to water
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
No Explaination.
# Chapter 8: Excretion
# TN 11th Zoology
Prepare / Learn
Q9.
Concentration of urine depends upon which part of the nephron
A.
Bowman’s capsule
B.
length of Henle’s loop
C.
P.C.T.
D.
net work of capillaries arising from glomerulus
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
No Explaination.
# Chapter 8: Excretion
# TN 11th Zoology
Prepare / Learn
Q10.
If Henle’s loop were absent from mammalian nephron, which one of the following is to be expected?
A.
There will be no urine formation
B.
There will be hardly any change in the quality and quantity of urine formed
C.
The urine will be more concentrated
D.
The urine will be more dilute
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
No Explaination.
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