JAMB - Geography (2020)

  • 1
    The following are advantages of overpopulation except
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    (D)
    Insufficient food
  • 2
    Which of the following is best defined as the movement of people from one geographical area to another involving permanent or temporary residence or settlement
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    (C)
    Migration
  • 3

    Use the information on country Y below to answer the question that follows:

    Land area = 200,000km \(^{2}\)
    Population = 10,000,000.

    calculate the population density of country Y

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    (A)
    50 persons per km \(^{2}\)
  • 4
    The birth rate of a country can be increased through the following except
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    (B)
    Inadequate health services
  • 5
    The following are areas of lowlands in Nigeria except in Nigeria
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    (B)
    The Eastern Scarpland
  • 6
    The wind which blows across the Atlantic Ocean towards the coast of Nigeria and is responsible for rainy season is known as
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    (D)
    Tropical maritime airmass
  • 7
    Which of the following is not a major river basin in Nigeria?
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    (D)
    The Sokoto Basin
  • 8
    Tin-mining activities in Nigeria are the main causes of environmental degradation on the?
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    (C)
    Jos Plateau
  • 9
    The high cost of lumbering operations in tropical forest is mainly due to?
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    (C)
    Absence of pure stands of trees
  • 10
    Which of the following farming activity best describes the rearing of only animals like cattle, sheep and goat mainly in the savanna belt of the north?
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    (C)
    Pastoral Farming
  • 11
    The outer structure of the earth is made up of the following except?
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    (A)
    Mesosphere
  • 12
    Which of the following is an importance of the atmosphere to living organisms?
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    (B)
    It provides oxygen for animals and plants for respiration
  • 13
    The correct arrangement of the layers of the earth crust from the surface to the interior is
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    (D)
    sial, sima, mantle and core
  • 14
    If the scale of a map is 2cm to 1km, what is the ground distance if the distance between two towns on the map is 20cm
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    (C)
    10km
  • 15
    If the scale of two maps are (a;1:100,000 and b;1:400,000) what is the ground distance if the distance between two towns on the maps is 10cm
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    (A)
    10km, 40km
  • 16
    Which of the following is a reason for the high volume of trade between Nigeria and developed countries?
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    (C)
    colonial Ties
  • 17
    The following are seaports used in the North Atlantic sea route except
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    (B)
    Lagos-Montreal
  • 18
    _______ is the condition of the lower atmosphere of a place over a short period
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    (B)
    Weather
  • 19
    In a combined maximum and minimum thermometer, the difference between the hottest and coldest daily temperature for that day gives the
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    (A)
    Diurnal range of temperature
  • 20
    _______ is defined as the total surrounding or medium of any organism in a given area
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    (C)
    Environment
  • 21
    Which of the following processes leads to the loss of carbon from the air
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    (D)
    photosynthesis
  • 22
    On maps, lines drawn to join all places in the ocean having equal degree of salinity are called
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    (A)
    isohalines
  • 23
    Where the salinity of an ocean is high;
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    (B)
    the ocean water is dense and creeps at the bottom of the ocean towards low salinity areas
  • 24
    The type of water left in the soil after excess water has been drained off, following heavy rainfall is known as
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    (A)
    Field capacity
  • 25

    The part labelled X in the soil profile is known as
     

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    (D)
    bedrock
  • 26
    Which of the following is not a graphical representation of statistical data?
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    (C)
    Shaded map
  • 27
    Which of the following is a vegetation characteristics of the Tropical rainforest?
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    (A)
    Trees are not in pure stand
  • 28
    Which of the following is a problem of landlocked countries
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    (D)
    Political dependence
  • 29
    One of the following is not a problem involved in harnessing solar energy?
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    (B)
    Adequacy of capital
  • 30
    One of the following surveying instruments is used to set out lines at right angles to the main chain line
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    (A)
    Optical square
  • 31
    ________is the failure of the end point of a closed traverse to fall exactly on the point of origin of the transverse
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    (C)
    Error of closure
  • 32
    What is the process of lowering and levelling of the earth surface by gradual breaking and wearing away of such earth's surfaces.
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    (B)
    Denudation
  • 33
    What is the process of lowering and levelling of the earth surface by gradual breaking and wearing away of such earth's surfaces.
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    (B)
    Denudation
  • 34
    Which of the following is an effect of the earth's revolution?
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    (B)
    It determines a year
  • 35
    The soil gains nitrogen through one of the following except
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    (A)
    Denitrification
  • 36
    Which of the following is a way of controlling soil erosion
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    (B)
    Contour ploughing
  • 37
    __________ is a highland area which seperates the headstreams of rivers flowing in different directions but rising from the same mountainous source
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    (C)
    Watershed
  • 38
    ___________ is a layer of very fine wind-deposited sand and silt?
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    (A)
    loess
  • 39
    An important mineral deposit in south Africa which has attracted a large number of white settler is
    پاسخ دهید
    (C)
    Gold in Witwatersrand
  • 40
    Which of the following gives the correct full meaning of G.I.S?
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    (D)
    Geographic Information System
  • 41
    Which of the following statistical mapping techniques is most suitable for showing the spatial distribution of cattle in the different northern states of Nigeria?
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    (A)
    Dot map
  • 42
    Plants in the savannah are adapted mainly to alternating periods of high and low?
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    (B)
    Water supply
  • 43
    The prosperity of Kenya depends on the cultivation of
    پاسخ دهید
    (D)
    coffee, maize and sisal
  • 44
    Which of the following is not an example of mineral resources?
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    (A)
    Latex
  • 45
    Arrange the following scales in ascending order: 1:50,000, 1:200,000, 1:200, 1:300,000
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    (B)
    1:300,000,1:200,000,1:50,000,1:200
  • 46
    Which of the following is not a precaution to be taken when making a compass traverse?
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    (D)
    The compass must be held vertically so that the edge of the card does not rub against the top of the compass
  • 47
    One of the following is not a sequence of denudation
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    (C)
    Decomposition
  • 48
    What is the longitude of a town Y whose local time is 12:00 noon when Greenwich mean time is 6:00pm
    پاسخ دهید
    (A)
    90\(^o\) W
  • 49
    Which of the following food chains is impossible?
    پاسخ دهید
    (B)
    Grass→Toad→grasshopper→rat
  • 50
    Which of the following activities does not control soil erosion
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    (B)
    deforestation
  • 51
    Which of the following is not an importance of Geographic Information System(G.I.S)
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    (C)
    funds mismanagement
  • 52
    ________ are projection of highlands into low grounds i.e the v-shape points to the low land?
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    (C)
    Spurs
  • 53
    _______ is a large mass of igneous mound with a dome-shaped upper surface and a level base?
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    (A)
    Laccolith
  • 54
    The instrument used in measuring the intensity of an earthquake is known as?
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    (C)
    Seismograph
  • 55
    _________ is formed when two corries cut back opposite sides of the same mountain, resulting in a knife-edged ridge
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    (D)
    Arete
  • 56
    One of the following is not a favourable condition for siting a settlement
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    (D)
    Infertility of soil
  • 57
    The name given to two or more towns/cities which have grown to merge with one another is?
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    (C)
    Conurbation
  • 58
    Which of the following is not a problem of the Economic Community of West Africa States(ECOWAS)?
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    (A)
    Trade liberalization
  • 59
    Which of the following important fruits is produced in North-West Africa?
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    (B)
    Tangerines
  • 60
    Which of the following statements is right?
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    (B)
    In West Africa, plantation are on fertile lowlands
  • 61
    Interdependence within the ecosystem can best be interpreted to mean that components of the ecosystem
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    (D)
    interact with one another
  • 62
    Which of the following is not a measure of environmental control?
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    (C)
    Degradation
  • 63
    Which of the following is not a proof of the earth's sphericity?
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    (B)
    deflection of winds
  • 64
    Which of the following types of rock is a source of energy?
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    (B)
    Coal
  • 65
    _______ transport is the slowest and the cheapest means of transort
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    (C)
    Rail
  • 66
    Which of the following is a limitation of rail transport in developing countries?
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    (A)
    Lack of technical know-how
  • 67
    One of the following is the most important major ocean(shipping) route
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    (D)
    The north atlantic route
  • 68
    Which of the following is a problem of world transportation?
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    (D)
    poor visibility
  • 69
    One of the following is not a vegetation belt in lagos state
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    (C)
    The savannah
  • 70
    All except one are functions of a village
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    (C)
    Mining function
  • 71
    ________ is formed from the combination of several local government areas
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    (A)
    State
  • 72
    It takes mecury how many days to complete its orbit?
    پاسخ دهید
    (B)
    88
  • 73
    The relative dryness of the Horn Africa is due to
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    (B)
    The shape and direction of the shoreline
  • 74
    The development of a climax vegetation in the savannah belt of Nigeria is disturbed mainly by
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    (D)
    Bush burning
  • 75
    ______ is a collection of building with people living them
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    (C)
    Settlement