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JAMB and WAEC Biology questions

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

AllJAMBWAEC
All topicsCell structure and organisation · 56Cellular activities · 56Co-ordination and control · 58Ecology · 71Evolution · 45Excretion · 52Growth · 45Heredity and variation · 60Nutrition · 64Reproduction · 62Respiration · 55Support and movement · 50Transport · 57Variety of organisms · 60

  1. Question 301· Excretion· JAMB

    Amoeba gets rid of carbon(IV) oxide and ammonia by

    Explanation and discussion

  2. Question 302· Excretion· JAMB

    The excretory organs of the earthworm are the

    Explanation and discussion

  3. Question 303· Excretion· JAMB

    The excretory organs of insects are the

    Explanation and discussion

  4. Question 304· Excretion· JAMB

    Which of these substances is removed from the body by sweat glands?

    Explanation and discussion

  5. Question 305· Excretion· JAMB

    Urea is carried from the liver to the kidneys in the

    Explanation and discussion

  6. Question 306· Excretion· WAEC

    Plants get rid of excess water mainly through

    Explanation and discussion

  7. Question 307· Excretion· WAEC

    The excretory organs of a flatworm are

    Explanation and discussion

  8. Question 308· Excretion· WAEC

    The functional unit of the mammalian kidney is the

    Explanation and discussion

  9. Question 309· Excretion· WAEC

    Plants excrete some waste products by

    Explanation and discussion

  10. Question 310· Excretion· JAMB

    Through their stomata, plants get rid of

    Explanation and discussion

  11. Question 311· Excretion· JAMB

    The loop of Henle in the kidney mainly helps to

    Explanation and discussion

  12. Question 312· Excretion· JAMB

    The presence of glucose in a person's urine may indicate

    Explanation and discussion

  13. Question 313· Excretion· JAMB

    Glucose is reabsorbed from the filtrate mainly in the

    Explanation and discussion

  14. Question 314· Excretion· JAMB

    The skin excretes

    Explanation and discussion

  15. Question 315· Excretion· WAEC

    The organ in which excess amino acids are deaminated to form urea is the

    Explanation and discussion

  16. Question 316· Excretion· WAEC

    Glucose is normally absent from urine because it is

    Explanation and discussion

  17. Question 317· Excretion· JAMB

    ADH increases the reabsorption of water in the

    Explanation and discussion

  19. Question 319· Excretion· WAEC

    Deamination of excess amino acids takes place in the

    Explanation and discussion

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