WAEC - Agricultural Science (2017)

  • 1
    The branch of agriculture which deals with the production of fruits is called
    תְשׁוּבָה
    (A)
    pomology
  • 2
    One advantage of cooperative farming is that it 
    תְשׁוּבָה
    (C)
    enables farmers to acquire loans from the bank
  • 3
    Which of the following statements is not a problem associated with land tenure system through inheritance?
    תְשׁוּבָה
    (B)
    Family members have right to free use of land
  • 4
    A farmland measures 50m x 50m. Determine its area in hectares.
    תְשׁוּבָה
    (C)
    0.25ha
  • 5

    From the illustration of farm implements above, the part labelled I is called

    תְשׁוּבָה
    (B)
    beam
  • 6

    Above is the illustration of farm implements. The part which makes horizontal cuts into the soil and uproots weeds is labelled as

    תְשׁוּבָה
    (D)
    IV
  • 7

    The diagram above is an illustration of farm implements; The function of the part labelled II is to

    תְשׁוּבָה
    (D)
    remove soil from the disc
  • 8

    In the diagram of farm implements above, which of the labeled parts brings balance to the implements?

    תְשׁוּבָה
    (C)
    III
  • 9
    A farming in which different types of crops are grown in quick succession, in a definite order on the same piece of land is termed
    תְשׁוּבָה
    (D)
    crop rotation
  • 10
    Land use for agriculture in West Africa is influenced by the following factors except
    תְשׁוּבָה
    (C)
    fallowing
  • 11
    A social factor which affects land availability and use is
    תְשׁוּבָה
    (D)
    culture of the people
  • 12
    The following are climatic conditions affecting agricultural production except
    תְשׁוּבָה
    (D)
    topography
  • 13
    Predators are used by farmers to
    תְשׁוּבָה
    (A)
    control pests
  • 14
    Which of the following agents is not associated with chemical weathering?
    תְשׁוּבָה
    (B)
    pressure
  • 15
    Which of the following statements is not correct about soil texture?
    תְשׁוּבָה
    (B)
    Fine-textured soils are warm soils and coarse-textured soils are cool soils
  • 16
    Inhibition of root and fruit formation are deficiency symptoms of
    תְשׁוּבָה
    (D)
    phosphorus
  • 17
    In the carbon cycle, carbon dioxide is used by crops for
    תְשׁוּבָה
    (A)
    photosynthesis
  • 18
    Flood irrigation is used for the cultivation of
    תְשׁוּבָה
    (B)
    swamp rice
  • 19
    The presence of excess water in the colloids of soil particles is known as
    תְשׁוּבָה
    (B)
    waterlogging
  • 20

    In the above diagram, what crop roots are represented?

    תְשׁוּבָה
    (A)
    a legume
  • 21
    If rows of crops are spaced 1.0m apart with one seed sown per stand, determine the spacing between stands to obtain a plant population of 40,000 plants per hectare.
    תְשׁוּבָה
    (A)
    0.25m
  • 22
    The correct sequence of pre-planting operations in
    תְשׁוּבָה
    (A)
    \(clearing \to stumping \to ploughing \to harrowing\)
  • 23
    Heat treatment of oil palm seeds before sowing helps to
    תְשׁוּבָה
    (C)
    break embryo dormancy
  • 24
    Imported plants are expected to be
    תְשׁוּבָה
    (D)
    quarantined
  • 25
    A breeding method which involves the production of heterozygous populations from homozygous lines is
    תְשׁוּבָה
    (A)
    inbreeding
  • 26
    A raw material that could be obtained from the forest is
    תְשׁוּבָה
    (B)
    honey
  • 27
    Which of the following methods of plant propagation is limited to plants which root easily?
    תְשׁוּבָה
    (B)
    Layering and cutting
  • 28
    Which of the following practices is not a way of maintaining ornamental plants?
    תְשׁוּבָה
    (D)
    Harvesting
  • 29
    Which of the following pairs of diseases attack coffee?
    תְשׁוּבָה
    (D)
    Rust and leaf spot
  • 30
    Insect-pests of crops could be controlled by
    תְשׁוּבָה
    (C)
    crop rotation
  • 31
    Which of the following insect-pests does not attack cotton?
    תְשׁוּבָה
    (C)
    Weevil
  • 32
    Which of the following practices is an example of a cultural weed control method?
    תְשׁוּבָה
    (D)
    Mulching
  • 33

    The diagram above is the digestive tract of a farm animal. What farm animal is being referred to?

    תְשׁוּבָה
    (C)
    pig
  • 34

    In the diagram above showing the digestive tract of a certain farm animal, the digestion of protein starts in the part labelled

    תְשׁוּבָה
    (A)
    I
  • 35

    In the diagram above which shows the digestive tract for a certain farm animal, which of the following enzymes is not secreted by the part labelled III?

    תְשׁוּבָה
    (A)
    Pepsin
  • 36

    Which of the above illustrated poultry equipment is not used in a brooder house?

    תְשׁוּבָה
    (A)
    I
  • 37

    Which of the following equipment from the poultry equipments illustrated above could be used in the place of the equipment labelled II in the management of chicks?

    תְשׁוּבָה
    (C)
    Electric bulb
  • 38

    In the poultry equipments above, which quality of eggs is associated with the equipment labelled I?

    תְשׁוּבָה
    (B)
    Fertility
  • 39

    In the diagram above, what kind of identification method is illustrated?

    תְשׁוּבָה
    (D)
    Branding
  • 40
    A farmer collects 800 eggs from a laying stock of 1,200 birds per day. Determine the laying percentage of the birds
    תְשׁוּבָה
    (B)
    67%
  • 41
    By-products of livestock used as feed ingredients in poultry ration include
    תְשׁוּבָה
    (B)
    blood and bones
  • 42
    The practice of mating closely related animals is called
    תְשׁוּבָה
    (C)
    in-breeding
  • 43

    The parts labelled I, II and III of the farm animal parasite above form the

    תְשׁוּבָה
    (D)
    scolex
  • 44

    The parasite illustrated above obtains nutrients from the host through

    תְשׁוּבָה
    (B)
    diffusion
  • 45
    In fish farming, clarias is introduced to a pond stocked with Tilapia in order to
    תְשׁוּבָה
    (C)
    check pests in the pond water