Excretory Products and Their Elimination

Class 11 · Biology

115 questions47 easy51 medium17 hard

Sample Questions

Q1.In hemodialysis, the dialysing fluid has the same composition as plasma except it lacks:

  • AGlucose
  • BNitrogenous wastes
  • CWater
  • DSodium chloride

Q2.A fall in GFR activates the JG cells to release:

  • AADH
  • BAldosterone
  • CRenin
  • DANF

Q3.Consider a patient whose kidneys can filter blood but cannot perform tubular secretion. Which of the following would most likely occur?

  • AExcess glucose in urine
  • BDisruption of ionic and acid-base balance of body fluids
  • CIncreased GFR
  • DDecreased blood volume

Q4.Why are terrestrial animals generally ureotelic or uricotelic rather than ammonotelic?

  • ABecause ammonia is non-toxic
  • BBecause terrestrial animals need to conserve water and ammonia requires large amounts of water for excretion
  • CBecause terrestrial animals cannot produce ammonia
  • DBecause ammonia cannot be dissolved in blood

Q5.Substances like glucose and amino acids are reabsorbed in the nephron by:

  • APassive transport
  • BActive transport
  • COsmosis
  • DDiffusion only

Q6.This is a sample question to preview what you'll get in the full practice test...

  • A. Option one
  • B. Option two
  • C. Option three
  • D. Option four
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Concepts Covered

Counter Current MechanismDisorders of the Excretory SystemExcretory Structures in AnimalsFunction of TubulesGlomerular FiltrationHuman Excretory System AnatomyKidney StructureMicturitionNephron Structure and TypesNitrogenous Wastes and Modes of ExcretionReabsorptionRegulation of Kidney FunctionRole of Other Organs in ExcretionTubular Secretion

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