WAEC - Agricultural Science (2018)

  • 1
    Which of the following problem does not cause wastage of farm produce?
    Хариулт
    (A)
    Use of crude farm tools
  • 2
    Which of the following statements is not a reason for providing tractor-hiring services to farmers? To
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    (C)
    increase the cost of production
  • 3
    The land tenure system which involves the outright purchase of land is
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    (C)
    freehold
  • 4

    The diagram above illustrates a farm equipment. What is its use on the farm?

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    (A)
    watering
  • 5

    In the diagram above illustrating a farm equipment, the function of the part labelled I is

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    (D)
    reducing water to droplets
  • 6
    Which of the following implements is not a tractor-coupled implement?
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    (B)
    sheller
  • 7
    Which of the following statements is not true about electrical power? It
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    (C)
    can perform work on its own
  • 8
    The survey equipment used for measuring angular distance is
    Хариулт
    (C)
    ranging pole
  • 9
    The practice of growing arable and forage crops alternately on a piece of land is called
    Хариулт
    (A)
    ley farming
  • 10
    Which of the following groups of raw materials are used in textile industries?
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    (B)
    Cotton, jute and wool
  • 11
    Which of the following is an example of igneous rock?
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    (A)
    Basalt
  • 12
    The chemical composition of soil is mostly influenced by
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    (D)
    Parent material
  • 13
    The structure of loam could be described as
    Хариулт
    (C)
    crumby
  • 14

    The aim of the experiment illustrated above is to

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    (B)
    ascertain water content of the soil
  • 15

    The purpose of the part labelled I in the experiment illustrated above is to

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    (B)
    allow even evaporation of water
  • 16
    A beneficial effect of bush burning on the soil is the
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    (C)
    destruction of weed seeds
  • 17
    Which of the following practices does not replenish lost soil nutrients?
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    (D)
    Bush burning
  • 18
    The use of inorganic fertilizer is preferable to organic manure because inorganic fertilizer
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    (B)
    releases nutrients to the soil faster
  • 19
    Which of the following statement describes an advantage of underground drainage? It
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    (A)
    allows for free movement of farm machinery
  • 20
    Which of the following crops is usually classified as a vegetable?
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    (A)
    Lycopersicon esculentum
  • 21
    A groundnut variety produces a steady yield of 350kg per hectare. What will be the yield of the variety on a 10-hectare farm?
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    (C)
    3,500kg
  • 22
    Thinning is a farm operation in which
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    (B)
    the number of seedlings per stand is reduced to one or two
  • 23
    Which of the following plants is not a pasture grass?
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    (C)
    Stylosanthes gracilis
  • 24
    One advantage of cross breeding is that the
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    (C)
    offspring performs better than the average of the parents
  • 25
    Assuming that brown colour is dominant over black colour in cowpea, what percentage of the F1 will have brown colour , if a homozygous brown cowpea is crossed with a homozygous black cowpea?
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    (A)
    100%
  • 26
    Ornamental plants are commonly used for the following purposes except
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    (D)
    as bedding materials for animals
  • 27
    Hibiscus and croton are examples of
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    (B)
    hedge plants
  • 28
    A disadvantage of vegetative propagation is that
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    (D)
    diseases are easily transferred to offspring
  • 29
    An effective method of preventing viral diseases in crops is by
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    (D)
    planting resistant varieties
  • 30
    A groundnut plant showing stunted growth with yellow or mottled leaves is likely to be infected with
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    (C)
    rosette
  • 31

    The diagram above illustrates a crop pest. What kind of pest is this?

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    (B)
    A chewing insect pest
  • 32

    The diagram above is a crop pest. A cultural method used in controlling the pest illustrated is

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    (A)
    spraying with insecticides
  • 33

    In the diagram of the digestive tract of a farm animal illustrated above, deamination is a function of the part labelled

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    (D)
    IV
  • 34

    The diagram above illustrates the digestive tract of a farm animal. Digestion of protein starts in the part labelled

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    (A)
    I
  • 35

    In the diagram illustrated above, fertilization takes place in the part labelled

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    (A)
    I
  • 36

    In the diagram illustrated above, chalaza is formed in the part labeled

    Хариулт
    (A)
    I
  • 37
    A farmer observed that all his day-old chicks clustered around the source of heat in a brooder house. This observation is likely due to
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    (D)
    low temperature
  • 38
    Which of the following practices ensures that a young animal has resistance against diseases?
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    (D)
    Giving the animal access to colostrums
  • 39

    The animal by-product illustrated in the diagram above may be prepared and fed to farm animals as a source of

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    (C)
    calcium
  • 40

    The animal by-product illustrated in the diagram above is not used in making

    Хариулт
    (D)
    leather
  • 41
    Vitamin K deficiency in farm animals causes
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    (C)
    delayed blood clotting
  • 42
    Which of the following methods is not used in collecting semen for artificial insemination?
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    (C)
    Herd mating of the animals
  • 43
    Complete eradication of tsetse flies will be an effective control measure for
    Хариулт
    (B)
    trypanosomiasis
  • 44
    Which of the following diseases is caused by a virus?
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    (C)
    Rinderpest
  • 45
    Bees are regarded as the friends of the farmer because they 
    Хариулт
    (C)
    help in pollination