JAMB Biology questions: Excretion

30 questions with answers and explanations. Tap an option to check yourself.

1. Question 21· Excretion· JAMB

   Kidney failure can be treated by

   • Ablood transfusion alone
   • Bappendectomy
   • Cdialysis or a kidney transplant
   • Dvaccination

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2. Question 22· Excretion· JAMB

   Most bony fishes excrete their nitrogenous waste mainly as

   • Aammonia
   • Burea
   • Curic acid
   • Dnitrates

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3. Question 23· Excretion· JAMB

   When the body is short of water, more antidiuretic hormone (ADH) is released. As a result,

   • Aurea production stops
   • Bless water is reabsorbed
   • Cmore dilute urine is produced
   • Dmore water is reabsorbed and a small volume of concentrated urine is produced

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4. Question 24· Excretion· JAMB

   Plants excrete oxygen as a by-product of

   • Aphotosynthesis
   • Brespiration
   • Ctranspiration
   • Dgermination

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5. Question 25· Excretion· JAMB

   Urine passes from each kidney to the bladder through the

   • Arenal artery
   • Burethra
   • Cureter
   • DBowman's capsule

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6. Question 26· Excretion· JAMB

   Ultrafiltration in the kidney takes place in the

   • Aglomerulus and Bowman's capsule
   • Bloop of Henle
   • Ccollecting duct
   • Dureter

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7. Question 27· Excretion· JAMB

   In Amoeba, contractile vacuoles remove

   • Aoxygen
   • Bfood
   • Cexcess water
   • Durea

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8. Question 28· Excretion· JAMB

   Many plants get rid of some waste substances by storing them in

   • Aflowers only
   • Broot hairs
   • Cleaves that later fall off
   • Dthe xylem permanently

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9. Question 29· Excretion· JAMB

   The main nitrogenous waste removed by mammalian kidneys is

   • Acarbon(IV) oxide
   • Buric acid
   • Cammonia
   • Durea

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10. Question 30· Excretion· JAMB

    The main nitrogenous waste excreted by birds is

    • Acarbon(IV) oxide
    • Burea
    • Cammonia
    • Duric acid

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    Explanation and discussion