NCERT/Class 11/Biology/Excretory Products and Their Elimination

Excretory Products and Their Elimination

Class 11 · Biology

115 questions47 easy51 medium17 hard

Sample Questions

Q1.Approximately how much blood is filtered by the kidneys per minute?

  • A500-600 ml
  • B1100-1200 ml
  • C2000-2500 ml
  • D100-200 ml

Q2.What percentage of electrolytes and water are reabsorbed by the PCT?

  • A40-50%
  • B50-60%
  • C70-80%
  • D90-95%

Q3.ADH can also affect kidney function by its effect on blood vessels. What is this effect?

  • AVasodilation, decreasing blood pressure
  • BVasoconstriction, increasing blood pressure
  • CNo effect on blood vessels
  • DVasodilation, increasing blood flow to kidneys only

Q4.An animal is aquatic, produces ammonia as its primary nitrogenous waste, and excretes it mainly through gill surfaces. Which group does it most likely belong to?

  • AReptiles
  • BBony fishes
  • CBirds
  • DMammals

Q5.In hemodialysis, the dialysing fluid has the same composition as plasma except it lacks:

  • AGlucose
  • BNitrogenous wastes
  • CWater
  • DSodium chloride

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
Create a test to practice all 115 questions →

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

Ready to practice?

Create a timed test from 115 questions in Excretory Products and Their Elimination. Pick your difficulty, get instant scores.

Start Practice Test