JAMB - Agricultural Science (2024)

  • 1

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

     



     

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

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


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

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


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




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




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



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

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



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


     
    Risposta
    (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?


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

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



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

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


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



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


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

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


     
    Risposta
    (B)
    top biography
  • 24

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

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



     
    Risposta
    (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

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


     
    Risposta
    (A)
    having cleavage
  • 28

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


     

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



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



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



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



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



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


     
    Risposta
    (D)
    prevent extinction of species
  • 35

    Government laws and reforms are aimed at

     

     

    .
     

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

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



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


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

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


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

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


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

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


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



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

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



     
    Risposta
    (C)
    gamba grass
  • 50

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

     


     

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