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Biology

Biology - WAEC Quiz

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  1. Answered
  2. Review
  1. Question 1 of 55
    1. Question

    If a boy has blood type O and his mother has blood type A. What is the genotype of his father?

  2. Question 2 of 55
    2. Question

    The name of the enzyme that catalyses the conversion of glucose to glucose -6- phosphate at the beginning of glycolysis is

  3. Question 3 of 55
    3. Question

    The main reason for immunizing children is to

  4. Question 4 of 55
    4. Question

    The correct arrangement of food classes of the same quantity in the order of magnitude of energy value in animals in descending order is

  5. Question 5 of 55
    5. Question

    Spirogyra is regarded as a multicellular plant because

  6. Question 6 of 55
    6. Question

    Which of the following statements is not correct about the mammalian heart?

  7. Question 7 of 55
    7. Question

    The opening of the guard cells of the epidermis in plants is by the process of

  8. Question 8 of 55
    8. Question

    Ascaris lumbricoides is a parasitic

  9. Question 9 of 55
    9. Question

    A gene that is only located on X – chromosome is said to be

  10. Question 10 of 55
    10. Question

    Which of the following associations is an example of epiphytism?

  11. Question 11 of 55
    11. Question

    Impulses are conducted towards the nerve cell through the

  12. Question 12 of 55
    12. Question

    aa

    Which of the individuals is likely to have HIV?

  13. Question 13 of 55
    13. Question

    Two plants with red flowers were back crossed, which of the following results indicate that the plants are heterozygous red flowers, where red flowers are dominant?

  14. Question 14 of 55
    14. Question

    When fertilization occurs that leads to formation of a zygote, which of the following processes takes place?

  15. Question 15 of 55
    15. Question

    The following pairs of traits are examples of continuous and discontinuous variations respectively

  16. Question 16 of 55
    16. Question

    Which of the following structures in a flower develops into the seed?

  17. Question 17 of 55
    17. Question

    The pulmonary circulation involves movement of the blood to and from the

  18. Question 18 of 55
    18. Question

    What name is given to a sudden change in a gene or chromosome?

  19. Question 19 of 55
    19. Question

    Squirrels easily kill some trees because

  20. Question 20 of 55
    20. Question

    Which of the following diseases is transmittable through genes?

  21. Question 21 of 55
    21. Question

    Which of the following resources is non-renewable?

  22. Question 22 of 55
    22. Question

    Which of the following characteristic features is not associated with monocotyledonous plants?

  23. Question 23 of 55
    23. Question

    The main difference between a seed and a fruit is that a fruit

  24. Question 24 of 55
    24. Question

    Soil erosion could be prevented by

  25. Question 25 of 55
    25. Question

    The structure of the cell membrane is a

  26. Question 26 of 55
    26. Question

    The following diagrams show the sequence of events in early cell division. Study the diagrams and answer this question.
    In which of the following cells is this division likely to take place?

  27. Question 27 of 55
    27. Question

    The major problem experienced by organisms living in small water bodies is

  28. Question 28 of 55
    28. Question

    Which of the following statements about protoplasm of a cell is not correct? It

  29. Question 29 of 55
    29. Question

    Which of the following traits is not inheritable? Ability to

  30. Question 30 of 55
    30. Question

    Use this information to answer this question.

    A student used the following steps in testing for a non-reducing sugar:
    I. added Benedict’s solution to the sugar solution;
    II. added dilute hydrochloric acid to the sugar solution and boiled it;
    III. added sodium hydroxide solution to the solution in II and boiled;
    IV. added Benedict’s solution to the cooled solution in III

    The colour change to be observed in step IV is

  31. Question 31 of 55
    31. Question

    A community reaches a climax when

  32. Question 32 of 55
    32. Question

    When a spirogyra filament is placed in a concentrated salt solution for 30 minutes, the cell would become

  33. Question 33 of 55
    33. Question

    According to Mendel’s first law of inheritance, segregation of genes occur when
    tall plants are crossbred
    short plants are crossbred
    tall plants and short plants are crossbred
    plants are crossbred

  34. Question 34 of 55
    34. Question

    Which of the following processes removes carbon (IV) oxide from the atmosphere?

  35. Question 35 of 55
    35. Question

    Which of the following statements about sex-linked characters is not true?

  36. Question 36 of 55
    36. Question

    The capillarity of a soil refers to

  37. Question 37 of 55
    37. Question

    Which of the following statements about human blood groups is not true?

  38. Question 38 of 55
    38. Question

    A farmer who wants to keep seeds for three years before planting and wants to prevent them from sprouting uses

  39. Question 39 of 55
    39. Question

    Blood pressure is higher in the arteries as a result of

  40. Question 40 of 55
    40. Question

    Which of the following features could be used to determine the growth of a seedling?

  41. Question 41 of 55
    41. Question

    Which of the following organs of the alimentary canal is not correctly matched with its function?

  42. Question 42 of 55
    42. Question

    A person had an accident that affected the skull but not the nose and later lost the sense of smell. The accident must have affected the

  43. Question 43 of 55
    43. Question

    A woman with blood group A gives birth to a child with blood group 0. Which of the following blood groups cannot belong to the father?

  44. Question 44 of 55
    44. Question

    person suffering from obstruction of the bile duct is advised not to eat fats and oil because

  45. Question 45 of 55
    45. Question

    An organism at the start of a food chain which provides the total input of energy into an ecosystem is the

  46. Question 46 of 55
    46. Question

    Which of the following cells is a specialized cell?

  47. Question 47 of 55
    47. Question

    Use this information to answer this question.

    A student used the following steps in testing for a non-reducing sugar:
    I. added Benedict’s solution to the sugar solution;
    II. added dilute hydrochloric acid to the sugar solution and boiled it;
    III. added sodium hydroxide solution to the solution in II and boiled;
    IV. added Benedict’s solution to the cooled solution in III

    Why did the student add the dilute hydrochloric acid to the sugar solution in step II? To

  48. Question 48 of 55
    48. Question

    Oil applied to the surface of water kills the larvae of mosquitoes through

  49. Question 49 of 55
    49. Question

    Water and salts are both lost from the human body in

  50. Question 50 of 55
    50. Question

    Ability of the human eye to focus images accurately on the retina is called

  51. Question 51 of 55
    51. Question

    The following organisms have structures for movement except

  52. Question 52 of 55
    52. Question

    Use this information to answer this question.

    A student used the following steps in testing for a non-reducing sugar:
    I. added Benedict’s solution to the sugar solution;
    II. added dilute hydrochloric acid to the sugar solution and boiled it;
    III. added sodium hydroxide solution to the solution in II and boiled;
    IV. added Benedict’s solution to the cooled solution in III

    What is the importance of step II in the testing process? To

  53. Question 53 of 55
    53. Question

    Which of the following organisms is not a protozoan?

  54. Question 54 of 55
    54. Question

    Which of the following components make up an ecosystem?

  55. Question 55 of 55
    55. Question

    A plant that commonly undergoes vegetative propagation by means of leaves is

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