Quiz  /  NEET MCQ on Ureotelism

  • 1. 
    The urea in hypertonicity is retained in

  • birds
  • man
  • amphibians
  • elasmobranch

  • 2. 
    This is a metabolic waste as a result of protein metabolism

  • ammonia, urea and creatinine
  • ammonia, urea and alanine
  • nitrogen, oxygen and urea
  • carbon dioxide, urea and ammonia

  • 3. 
    The least toxic excretory material is

  • urea
  • all are equally toxic
  • ammonia
  • uric acid

  • 4. 
    The yellow colour is imparted to the vertebrate’s urine because of

  • melanin
  • uric acid
  • urochrome
  • cholesterol

  • 5. 
    This amongst the following is an excretory structure

  • pinacocyte
  • solenocyte
  • choanocyte
  • archeocyte

  • 6. 
    In the urine of frog, the main nitrogenous waste product is

  • allantoin
  • urea
  • uric acid
  • ammonia

  • 7. 
    In ureotelic animals,

  • urine is passed out in form of solution of ammonia
  • urine is passed out in form of solution of urea
  • urine is passed out in form of amino acids
  • urine is passed out in none of these forms

  • 8. 
    For urea formation, the correct order of ornithine cycle is Ornithine ________, ________

  • urinine, arginine
  • arginine, urinine
  • citrulline, arginine
  • arginine, citrulline

  • 9. 
    Who discovered the Ornithine cycle?

  • Bowman
  • Krebs and Hanseliet
  • Krebs
  • Malpighi

  • 10. 
    The main nitrogenous waste in ___________ is uric acid

  • man
  • fishes
  • birds
  • frog
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