Excretion MCQ Questions and Answers Quiz

61. The glomenuli are continued to the

  1. Medulla
  2. Calyces
  3. Cortex
  4. REnal Pelvis

62. Columns of Bertini” is the kidney of manimals are found as the extersion of

  1. Medulla into cortex
  2. Cortex into medulla
  3. Medulla into pelvis
  4. Pelvis into ureter

63. It is activated us he change of blood volume and volume of body fluid

  1. Medulla oblongata
  2. Osmoreceptor
  3. Aorta
  4. Renal vein

64. For maintanance of osmoregulation by animals where urea is sored?

  1. Medulla of Kidney
  2. Cortex of Kidney
  3. Renal of pelvis
  4. Renal artery

65. What will happen if the stretch receptor of the urinary bladder wall are totally removed ?

  1. Micturition will continue
  2. Urine will continue to collect normally in the bladder
  3. These will be no nicturition
  4. Urine will not collect in the bladder

66. RAAS secretes which of the following hormones?

  1. Mineralocorticoids
  2. glucoticoids
  3. Both A and B
  4. None of these

67. Which of the following is both osmoregulator as well as nitrogenours product

  1. NH3
  2. Urea
  3. Uric acid
  4. All of these

68. Which of the following is a metabolic waste of nitrogenous substances?

  1. NH3, urea, CO2
  2. NH3, aranine, urea
  3. Urea, NH3, creatinine
  4. Urea, oxugen, SO2

69. The kidney of adult mammals are

  1. Opisthonephron
  2. pronephros
  3. Mesonephros
  4. rletanaphros

70. The Organism which maintain an independent concentration of their extracellular fluids

  1. Osmoconfirmers
  2. Osmoregulators
  3. a & b both
  4. None of above
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