WAEC - Agricultural Science (2024)

  • 1
    Which of the following land tenure systems allow a farmer to cultivate a piece of land in one growing season, at a fee?
    Risposta
    (C)
    Rent
  • 2
    Agriculture could be made attractive to young people in West Africa through the.
    Risposta
    (B)
    provision of basic amenities in rural areas.
  • 3
     Which of the following agricultural programmes was mainly established to provide agricultural extension services?
    Risposta
    (D)
    Agricultural Development Project
  • 4
    The following tools are used in nursery operations except.
    Risposta
    (B)
    sickle
  • 5
    A major difference between disc harrow and a disc plough is that 
    Risposta
    (C)
    disc plough has two pairs of gangs while disc harrow has one pair of gangs
  • 6

    The diagram above illustrates a source of farm A power.

    An advantage of using the power generated from the illustrated diagram is that it.

    Risposta
    (D)
    is available everywhere
  • 7

    The diagram above illustrates a source of form A power.

    The power generated from the illustrated diagram could be converted to

    Risposta
    (B)
    electrical energy
  • 8
     Gunter's chain is used for?
    Risposta
    (B)
    measuring slope of farmland
  • 9
    The chemical composition of soil is influenced by 
    Risposta
    (C)
    parent material
  • 10
    The ash produced after burning crop residues would.
    Risposta
    (A)
    decrease soil acidity
  • 11

    A soil sample that contains predominantly mineral matter that are smaller than 0.002mm in size is,The diagram above illustrates a bag of compound fertilizer,use it to answer the questions.

    Risposta
    (C)
    clay
  • 12
    The least nutrient in the illustrated bag of fertilizer is
    Risposta
    (B)
    sulphur
  • 13
    The plant nutrient which is responsible for the green colour of leaves
    Risposta
    (B)
    magnesium
  • 14
    Determine the quantity of potassium in the illustrated bag of fertilizer
    Risposta
    (A)
    8.3 kg
  • 15
    In order to check erosion on a sloping land, farmers are advised to make
    Risposta
    (A)
    ridges across the slope
  • 16

    The diagram above illustrates the root system of a crop. An example of a crop with the illustrated root system is?

    Risposta
    (D)
    Soya bean
  • 17

    A bacterium that could be found in the part labeled I

    Risposta
    (D)
    Rhizobium
  • 18

    Which of the following fertilizers would not be required by the root system in the diagram above?

    Risposta
    (D)
    Rhizobium
  • 19
    An important limitation in the use of sprinkler irrigation system is that 
    Risposta
    (D)
    high wind velocity could prevent uniform distribution of irrigation
  • 20
    Which of the following characteristics is not associated with monocotyledonous crops
    Risposta
    (C)
    Leaves are nei-veined
  • 21
    A crop that could be grown to serve as shade for a young cocoa plantation is
     
    Risposta
    (D)
    banana
  • 22
    Molasses is a major by-product obtained from the processing of
    Risposta
    (C)
    sugarcane
  • 23

    The diagram above illustrates a storage structure for crops,use it to answer questions 23 to 25

    Which of the following crops are best preserved in the illustrated storage structure?

    Risposta
    (C)
    maize cobs
  • 24

     The function of the part labeled I is to

    Risposta
    (D)
    prevent attack by rodents
  • 25

    Which of the following environmental conditions would cause spoilage of crops stored in the illustrated structure?

    Risposta
    (B)
    Low temperature and high relative humidity
  • 26
    The correct sequence of land preparation for the cultivation of yam is 
    Risposta
    (A)
    clearing-stumping-ploughing-harrowing-ridging.
  • 27
    Tenera is a cultivated variety of oil with a 
    Risposta
    (B)
    Thick mesocarp,thin endocarp and a moderate sized kernel
  • 28

    Use the information below to answer questions 28 and 29.

    A farmer produced 25 tonnes of cocoa,if 16 bags of cocoa was later sold at 350.00 per kilogram.(1 tonne = 1,000 kg) 

    Determine the income realized by the farmer.

    Risposta
    (D)
    #8,750,000
  • 29
    Calculate the cost of one bag of cocoa.
    Risposta
    (D)
    #21,875.00
  • 30
    A disadvantage of selection as a method of crop improvement is that it.
    Risposta
    (D)
    increases the susceptibility of crops to pests
  • 31
    Natural regeneration of forests may lead to 
    Risposta
    (D)
    increases the susceptibility of of crops to pests
  • 32

    The diagram above illustrates the damage on a leaf caused by an insect pest of crops.

    Use it answer questions 32 and 33.

    The damage to the illustrated leaf is mostly caused by 

    Risposta
    (B)
    beetle
  • 33
    The biological process that would be affected in the leaf is 
    Risposta
    (D)
    photosynthesis
  • 34
    The yield of palm oil could be reduced by infestation 
    Risposta
    (A)
    caterpillar
  • 35
    Breeds of sheep common in west Africa include
    Risposta
    (B)
    Ouda and Yankassa
  • 36
    Low relative humidity in livestock pens would
    Risposta
    (A)
    predispose animals to diseases
  • 37
    A poultry farmer collects 100 trays of eggs per day on the farm,if the market price of a tray of eggs is #900,000,determine the income realized from the sale of egg in one week
    Risposta
    (A)
    #630,000
  • 38
    Which of the following is an advantage of pen mating?
    Risposta
    (C)
    cost of keeping a breeding male is low
  • 39
    Pail feeding is commonly practiced in the management of?
    Risposta
    (A)
    pigs
  • 40

    The diagram above illustrates a management practice in poultry production,use it to answer question 40 to 42.

    The management practice illustrated in the diagram is?

    Risposta
    (C)
    brooding