JAMB - Agricultural Science (2024)

  • 1

    Wastage of agricultural products during the harvesting period is mainly due to inadequate?

     



     

    Răspuns
    (A)
    storage and processing facilities
  • 2
    Gneiss is a metamorphic rock formed from?
     
    Răspuns
    (A)
    Granite
  • 3
    The type of soil with a particle size of 0.02 to

     
    Răspuns
    (A)
    Clay
  • 4
    When a piece of land is leased to a farmer, the land is said to be


     
    Răspuns
    (D)
    allocated on a rental basis
  • 5
    Which of the following does not fit into the agricultural use of land

     
    Răspuns
    (D)
    mining
  • 6
    Which of the following group of basic amenities should be provided in rural areas for improved agricultural productivity?


     
    Răspuns
    (B)
    water, electricity and health care centres
  • 7
    The provision of farm inputs to farmers by the government can best be described as




     
    Răspuns
    (B)
    subsidy
  • 8
    Which of the following is an example of igneous rock?




     
    Răspuns
    (A)
    granite
  • 9
    The replacement of traditional farming methods with modern methods is a step in agricultural development
     
    Răspuns
    (D)
    development
  • 10
    The most active agent of physical weathering in arid legions is



     
    Răspuns
    (D)
    ice
  • 11
    A biotic factor influencing agricultural production is

     
    Răspuns
    (A)
    predator
  • 12
    Which of the following statements is not correct about the land use act?



     
    Răspuns
    (B)
    land cannot be used for any purpose
  • 13
    Which of the following defines agriculture?


     
    Răspuns
    (C)
    the science and art of farming to satisfy human needs
  • 14
    Which of the following uses of land should be given more attention in Nigeria for self-sufficiency in food production?


     
    Răspuns
    (C)
    establishment of agriculture and forestry
  • 15
    Food shortage can be minimized by

     
    Răspuns
    (D)
    efficient pest control services
  • 16
    The horizon of the soil profile that encourages the greatest level of microbial activity is



     
    Răspuns
    (B)
    A-horizon
  • 17
    The roles of government in the development of agriculture include the following except

     
    Răspuns
    (D)
    recommending loans
  • 18
    Igneous rocks formed within the crust are called


     
    Răspuns
    (A)
    plutonic
  • 19
    Which of the following processes does not lead to the physical disintegration of rock? 
     
    Răspuns
    (D)
    rapid cooling and solidification of rocks
  • 20
    Which of the following soil water is tightly held to the surface of the soil particles?



     
    Răspuns
    (C)
    hygroscopic water
  • 21
    Which of the following processes will not lead to the loss of nutrients from the soil?


     
    Răspuns
    (D)
    mulching
  • 22
    Which of the following will not lead to loss of nitrogen compound from the soil?

    .
     
    Răspuns
    (C)
    lodging
  • 23
    The factors that affect the number and the activities of soil micro-organisms include the following except


     
    Răspuns
    (B)
    top biography
  • 24

    The diagram above illustrates a reproductive process in a farm animal, study the process and answer the questions:

    Răspuns
    (B)
    heat
  • 25
    The most important factor that determines the rate of agricultural development in a country is the



     
    Răspuns
    (B)
    readiness of farmers to adopt viable agricultural research results
  • 26
    Although clay soil is rich in nutrients, they are not good for most agricultural crop production because they do not release their nutrients are too compact and poorly aerated contain too much iron, aluminum, and boron lose their nutrient too readily after rain

     
    Răspuns
    (B)
    are too compact or poorly aerated
  • 27
    The following are characteristics of quartz except


     
    Răspuns
    (A)
    having cleavage
  • 28

    Financial assistance from the government to the farmers is usually in the following forms except
     


     

    Răspuns
    (A)
    tax
  • 29
    The replacement of traditional farming methods with modern methods is a step in agricultural



     
    Răspuns
    (C)
    development
  • 30
    In the nitrogen cycle , nitrite is oxidized to nitrate by



     
    Răspuns
    (A)
    nitrobacter
  • 31
    A characteristic feature of subsistence agriculture is



     
    Răspuns
    (B)
    supply of labour by farm families
  • 32
    Which of the following is not correct about the importance of agriculture?



     
    Răspuns
    (B)
    serving as main source of foreign exchange
  • 33
    The alternate heating and cooling of rocks will result in



     
    Răspuns
    (C)
    fragmentation
  • 34
    The main aim of wildlife management is to


     
    Răspuns
    (D)
    prevent extinction of species
  • 35

    Government laws and reforms are aimed at

     

     

    .
     

    Răspuns
    (B)
    increasing agriculture production
  • 36
    Plant breeders aim at obtaining the following except

     
    Răspuns
    (A)
    adaptation to pollination
  • 37
    Weed plants which grow on other plants without deriving nutrients from them are called



     
    Răspuns
    (A)
    epiphytes
  • 38
    Gummosis is caused by a


     
    Răspuns
    (A)
    fungus
  • 39
    New-born animals should be fed with colostrum because it

     
    Răspuns
    (B)
    contains antibodies protecting them against diseases
  • 40
    One of the peculiarities of the intestine tract of a fowl is the possession of
    Răspuns
    (B)
    cloaca
  • 41
    Which of the following group of crops can be attacked by smut diseases?


     
    Răspuns
    (D)
    rice, maize and guinea corn
  • 42
    Which of the following feedstuff does not contain phosphorus?

     
    Răspuns
    (D)
    oyster shell
  • 43
    An accessory sex gland in bull is


     
    Răspuns
    (B)
    prostrate gland
  • 44
    Gestation period is defined as the time

     
    Răspuns
    (D)
    between conception and parturition
  • 45
    Which of the following livestock endoparasite is a hermaphmdite?


     
    Răspuns
    (D)
    tapeworm
  • 46
    Which of the following is not a characteristic of a good pasture?
     
    Răspuns
    (B)
    high stem to leaf ratio
  • 47
    The water-snail is important in the life cycle of



     
    Răspuns
    (D)
    liver fluke
  • 48
    Which of the following will not be affected by an excessive amount of water content in feeds?

     
    Răspuns
    (A)
    improving quality of such feeds
  • 49
    Andropogon gayanus is commonly called



     
    Răspuns
    (C)
    gamba grass
  • 50

    The correct sequence of the components of a goat's stomach is
     

     


     

    Răspuns
    (B)
    rum en - reti culum - omasum - abomasum