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Biology MCQ

The Excretory System · ICSE STD 10 (ICSE - English Medium). 15 questions.

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15 questions · timed · auto-graded

MCQ 11 Mark
In the Bowman’s capsule:
  • A
    Afferent arteriole is narrower whereas efferent arteriole is wider
  • ✓
    Afferent arteriole is wider whereas efferent arteriole is narrower
  • C
    Afferent capillary is wider and efferent capillary is narrower
  • D
    Afferent capillary is narrow and efferent capillary is wide
Answer
Correct option: B.
Afferent arteriole is wider whereas efferent arteriole is narrower
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MCQ 21 Mark
 Ultrafiltration occurs in:
  • ✓
    Bowman’s capsule 
  • B
    Proximal convoluted tubule
  • C
    Henle’s loop
  • D
    Distal convoluted tubule
Answer
Correct option: A.
Bowman’s capsule 
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MCQ 31 Mark
Profuse sweating take place during heavy muscular exercise. The reason is:
  • A
    To excrete excessive amount of sodium chloride
  • B
    To eliminate excessive lactic acid produced due to anaerobic metabolism
  • C
    To regulate the temperature of the body
  • ✓
    All of these
Answer
Correct option: D.
All of these
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MCQ 41 Mark
 What is the chief nitrogenous waste in mammals?
  • A
    Amino acid
  • B
    Ammonia
  • C
    Uric acid
  • ✓
    Urea
Answer
Correct option: D.
Urea
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MCQ 51 Mark
Urea is synthesized from extra amino acids in:
  • A
    Kidney
  • ✓
    Liver
  • C
    Uriniferous tubules
  • D
    Blood
Answer
Correct option: B.
Liver
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MCQ 61 Mark
Excretion commonly involves
  • A
    Removal of all by-products during catabolism
  • B
    Removal of by-products during anabolism
  • C
    Removal of nitrogenous waste
  • ✓
    All of the above
Answer
Correct option: D.
All of the above
All of the above
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MCQ 91 Mark
Choose the Odd One Out:
  • Glucose
  • Amino acids
  • Urea
  • $Na ^{+}$
  • A
    Glucose
  • B
    Amino acids
  • ✓
    Urea
  • D
    $Na ^{+}$
Answer
Correct option: C.
Urea
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MCQ 101 Mark
Choose the Odd One Out:
  • Antidiuretic hormone
  • Excretion
  • Collecting tubule
  • Hypotonic urine
  • A
    Antidiuretic hormone
  • ✓
    Excretion
  • C
    Collecting tubule
  • D
    Hypotonic urine
Answer
Correct option: B.
Excretion
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MCQ 111 Mark
Choose the Odd One Out:
  • Afferent arteriole
  • Efferent arteriole
  • Vasa recta
  • Glomerulus
  • A
    Afferent arteriole
  • B
    Efferent arteriole
  • ✓
    Vasa recta
  • D
    Glomerulus
Answer
Correct option: C.
Vasa recta
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MCQ 121 Mark
Choose the Odd One Out:
  • Proximal convoluted tubule
  • Distal convoluted tubule
  • Henle’s loop
  • Renal corpuscle
  • A
    Proximal convoluted tubule
  • B
    Distal convoluted tubule
  • C
    Henle’s loop
  • ✓
    Renal corpuscle
Answer
Correct option: D.
Renal corpuscle
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MCQ 131 Mark
Choose the Odd One Out:
  • Renal pelvis
  • Medullary pyramid
  • Renal cortex
  • Renal papilla
  • A
    Renal pelvis
  • B
    Medullary pyramid
  • ✓
    Renal cortex
  • D
    Renal papilla
Answer
Correct option: C.
Renal cortex
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MCQ 141 Mark
Choose the Odd One Out:

  • Liver

  • Angiotensin

  • Kidney

  • ADH

  • A
    Liver
  • B
    Angiotensin
  • C
    Kidney
  • ✓
    ADH
Answer
Correct option: D.
ADH
ADH
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