Topic: Chapter 8: Excretion



Topic: Chapter 8: Excretion
Q.1
Main function of uriniferous tubules
A. Concentration of urine
B. Passage of urine
C. Reabsorption of useful substances from glomerular filtrate
D. Removal of urea and other waste from blood
Answer : Option A
Explaination / Solution:
No Explaination.


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Q.2
The mechanism of urine formation in nephrone involves
A. Utrafiltration
B. Secretion
C. Reabsorption
D. All of above
Answer : Option D
Explaination / Solution:
No Explaination.


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Q.3
Which hormone induced the process of reabsorption from glomerulus?
A. Oxytosin
B. Vasopressin
C. Relaxin
D. Calcitonin
Answer : Option B
Explaination / Solution:
No Explaination.


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Q.4
Glucose is reabsorbed from glomerular filtrate through
A. Active transport
B. Passive transport
C. Osmosis
D. Diffusion
Answer : Option A
Explaination / Solution:
No Explaination.


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Q.5
Part not belonging to uriniferous tubule is
A. Glomerules
B. Henleā€™s loop
C. Distal convoluted tubule
D. Connecting tubule
Answer : Option D
Explaination / Solution:
No Explaination.


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Q.6
The two kidneys lie
A. At the level of ovaries
B. At the same level
C. Left kidney at a higher level than the right one
D. Right kidney at a higher level than the left one
Answer : Option C
Explaination / Solution:
No Explaination.


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Q.7
Which blood vessel takes blood away from kidney?
A. Renal portal vein
B. Renal vein
C. Afferent arteriole
D. Efferent arteriole
Answer : Option B
Explaination / Solution:
No Explaination.


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Q.8
Which hormone influences the activity of kidney?
A. Vasopressin
B. Thyroxin
C. Vasopressin and aldosterone
D. Gonadotrophin
Answer : Option C
Explaination / Solution:
No Explaination.


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Q.9
Excretory product of birds and reptiles is
A. Urea
B. Uric acid
C. Ammonia
D. Creatinin
Answer : Option B
Explaination / Solution:
No Explaination.


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Q.10
Blood which leaves liver and passes towards heart has higherconcentration of
A. Bile
B. Oxygen
C. RBCs
D. Urea
Answer : Option D
Explaination / Solution:
No Explaination.


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