WAEC - Agricultural Science (1992)

  • 1
    Which of the following is not a characteristic feature of peasant farming?
    პასუხი
    (B)
    long-term loan facility
  • 2
    The principal involved in crop production include the following, I. controlling of diseases, weed and pests, II. maintaining the quality of agricultural produce, III. conserving and preserving of natural resources, IV. controlling soil erosion. Which of the following combination does the government aim at when making agricultural policies?
    პასუხი
    (D)
    I, II,III and IV
  • 3
    Which of the following is not a problem of agricultural development in Nigeria?
    პასუხი
    (A)
    provision of food and employment opportunity
  • 4
    What is the purpose of wildlife conservation?
    პასუხი
    (C)
    preventing the extinction of some wild animals
  • 5
    Adequate knowledge of climate is useful in determining the following except
    პასუხი
    (E)
    marketing practices and stategies
  • 6
    The most important soil microorganism which are effective decomposers of wood in forest areas are
    პასუხი
    (C)
    termites
  • 7
    Which of the following is not a biotic factor affecting agricultural production?
    პასუხი
    (B)
    soil
  • 8
    The effect of clearing agricultural lands clean of all vegetation and or trees include the following except
    პასუხი
    (D)
    complete removal of soil nutrients
  • 9
    Which of the following is not an advantage of drip-irrigation?
    პასუხი
    (D)
    its efficiency on water distribution in steep slopes is poor
  • 10
    Chlorosis observed along the veins of leaves is a characteristic symptom for the deficiency of
    პასუხი
    (B)
    magnesium
  • 11
    The removal of excess water from the soil surface and the upper subsoil is known as
    პასუხი
    (B)
    drainage
  • 12
    Which of the following is not an effect of manuring on the soil?
    პასუხი
    (B)
    releasing adequate plant nutrients of the appropriate time
  • 13
    A soil with low PH value can be improved by the addition of
    პასუხი
    (B)
    calcium carbonate
  • 14
    Which of the following factors will cause etiolation in crops?
    პასუხი
    (E)
    absence of light
  • 15
    Which of the following tools is the best for making seed beds?
    პასუხი
    (C)
    shovel
  • 16
    The windmill is normally used as a source of power in
    პასუხი
    (A)
    pumping well water
  • 17
    The most appropriate farm machinery for breaking soil is the
    პასუხი
    (B)
    plough
  • 18
    An area of land where fruit trees are cultivated is commonly called
    პასუხი
    (A)
    an orchard
  • 19
    The natural grasslands of West Africa are generally located in the
    პასუხი
    (B)
    guinea savanna
  • 20
    Which of the following forest trees is a soft wood?
    პასუხი
    (E)
    Gmelina
  • 21
    Soil-borne diseases of crops can be effectively reduced by
    პასუხი
    (B)
    crops rotation
  • 22
    Gametes are produced through the process of
    პასუხი
    (B)
    meiosis
  • 23
    Which of the following is the most suitable raw material used in the production of pulp in paper industry?
    პასუხი
    (B)
    Softwood
  • 24
    Which of the following explains the term pruning?
    პასუხი
    (A)
    removal of unnecessary branches of trees crops
  • 25
    28. The freshly cut forage crops fed to livestock in their housing units are referred to as
    პასუხი
    (E)
    soilage
  • 26
    Which of the following plant diseases is not caused by fungus
    პასუხი
    (D)
    cassava leaf-spot
  • 27
    Trees for lumbering will be regularly available in Nigerian forests if
    პასუხი
    (D)
    a tree is planted for everyone felled
  • 28
    The side effects of the various preventive and control measures of pests and diseases of crops include the following except
    პასუხი
    (D)
    improvement in the quality of farm produce
  • 29
    Which of the following parts of plants are normally used for vegetative propagation?
    პასუხი
    (E)
    stem, root and leaf
  • 30
    The correct sequence in preparing new land for cropping is usually
    პასუხი
    (A)
    stumping, laying out of farm, ridging and tiling
  • 31
    Which of the following methods would quickly provide a large harvest of oranges from a tree with desirable qualities?
    პასუხი
    (D)
    Grafting a branch from the tree with desirable qualities to the stock of other citrus trees
  • 32
    Which of the following is not an aim of improving crops?
    პასუხი
    (E)
    improving mechanical method of harvesting crops.
  • 33
    Which of the following is not a characteristic of a good pasture?
    პასუხი
    (E)
    Ability to provide mainly high quality carbohydrates.
  • 34
    Feed carotene is usually converted into
    პასუხი
    (E)
    vitamin A
  • 35
    Which of the following is a disadvantage of battery cage?
    პასუხი
    (B)
    production of eggs which cannot be hatched
  • 36
    Routine operation in cattle farming include the following except
    პასუხი
    (E)
    shearing
  • 37
    The act of mating in chicken is known as
    პასუხი
    (A)
    treading
  • 38
    Stud bull is the term used in describing
    პასუხი
    (B)
    a bull kept mainly for breeding
  • 39
    When an animal is being fed on a ration that does not increase its value but keeps the animal in good health and constant weight, the animal is said to be on a
    პასუხი
    (C)
    maintenance ration
  • 40
    The ways by which a pasture can be improved include the following except
    პასუხი
    (A)
    over-grazing
  • 41
    Which of the following group of diseases mostly affect goats in Nigeria?
    პასუხი
    (D)
    foot and mouth, mastitis and mange
  • 42
    The conditions necessary for establishing a fish pond include the following except
    პასუხი
    (A)
    sunlight
  • 43
    Genetic characteristics are passed from the parents to offspring through the
    პასუხი
    (D)
    gene
  • 44
    A livestock disease caused by a fungus is
    პასუხი
    (A)
    aspergillosis
  • 45
    An unproductive animal completely removed from the rest of the stock is said to be
    პასუხი
    (B)
    culled
  • 46
    For which of the following products do most farmers in West Africa raise pigs?
    პასუხი
    (A)
    Pork
  • 47
    Which of the following will not help milk let-down in a lactating dairy cow?
    პასუხი
    (D)
    injection of progesterone
  • 48
    Oil-meals that may be used in formulating livestock ration include the following except
    პასუხი
    (A)
    blood meal
  • 49
    A disease that causes abortion in cattle in the later stages of pregnancy is
    პასუხი
    (C)
    brucellosis
  • 50
    The type of soil recommended for pond foundation is
    პასუხი
    (B)
    clay
  • 51
    Which of the following animals is not normally bred in West Africa for the product indicated beside it?
    პასუხი
    (B)
    sheep-wool
  • 52
    Which of the following is not a source of agricultural finance in Nigeria?
    პასუხი
    (B)
    merchant Banks
  • 53
    Which of the following statements is not correct about agricultural production?
    პასუხი
    (E)
    production is restricted to the availability of commodity only
  • 54
    To which of the following factors of production does the law of diminishing returns relate?
    პასუხი
    (C)
    variable factors
  • 55
    The expenses of a complete farm enterprise record include the following except
    პასუხი
    (D)
    list of market centres