On September 23 each year, the earth experiences the?
คำตอบ
(B)
autumnal equinox
2
Which of the following explains the variation in the lengths of day and night with the seasons?
คำตอบ
(B)
Earth's revolution along its orbit
3
Which of the following pairs of longitudes forms a Great Circle?
คำตอบ
(B)
40°W and 140°E
4
A layer of very fine wind-deposited sand and silt is known as?
คำตอบ
(A)
loess
5
The variation in the volume of water in a river over time is known as its?
คำตอบ
(A)
regime
6
Which of the following features is formed by the lower plucking, grinding and dragging action of ice?
คำตอบ
(D)
Cirque
7
Which of the following are associated with the lower course of a river?
คำตอบ
(C)
Floodplains, ox-bow lakes and deltas
8
The decrease in temperature at the rate of 6.5°C for every 1,000m of ascent is termed?
คำตอบ
(B)
normal lapse rate
9
Lands and sea breeze occurs as a result of?
คำตอบ
(D)
differential heating of land amd water
10
The main effect of distance from the sea on rainfall is to reduce its?
คำตอบ
(A)
amount and seasonality
11
Mediterranean vegetation is described as xerophytic because it?
คำตอบ
(B)
is drought resistant
12
Which of the following is regarded as an active factor of soil formation?
คำตอบ
(A)
Time
13
The inorganic component of an ecosystem is made up of?
คำตอบ
(D)
soil and climate
14
The growth of population at a rate faster than the available resources may result in?
คำตอบ
(C)
overpopulation
15
The tundra region is sparsely populated because of?
คำตอบ
(B)
harsh environmental conditions
16
Which of the following BEST accounts for rural-urban migration in West Africa?
คำตอบ
(C)
limited opportunities in rural areas
17
A linear settlement is most likely to develop on a?
คำตอบ
(B)
routeway
18
Which of the following factors is MOST important in bringing about a rapid increase in urban population?
คำตอบ
(D)
migration from rural areas
19
The phenomenon whereby the population and functions of a single town in a country far exceed those of others is referred to as?
คำตอบ
(B)
dominance
20
A unique system of arable farming in the semi-arid, warm and cool temperate regions is known as?
คำตอบ
(B)
dry farming
21
Which of the following BEST explains why the Ganges Delta accounts for the world's largest production of jute?
คำตอบ
(C)
Monsoon climate and deep rich soil
22
Which of the following combinations of factors BEST explains the absence of major ocean fishing ground around tropical Africa?
คำตอบ
(B)
Narrow comtinental shelf and unindented coastline
23
The port that specializes in receiving and re-exporting goods is known as?
คำตอบ
(C)
entrepot
24
The three leading manufacturing countries of the world are?
คำตอบ
(C)
U.S.A, Germany and Japan
25
Which of the following shipping routes carries the world's heavies ocean traffic?
คำตอบ
(B)
Eastern North America Western Europe
26
In which of these groups of areas is limestone actively quarried for the manufacture cement in Nigeria?
คำตอบ
(D)
Ewekoro, Ukpilla and Nkalagu
27
Which of the following BEST accounts for the cultivation of groundnut in the northern part of Nigeria?
คำตอบ
(A)
loamy soil
28
A major physical factor restricting the cultivation of perennial crops in the Sudan savannah of Nigeria is the?
คำตอบ
(C)
seasonal pattern of rainfall
29
The largest deposit of gold in West Africa is found in?
คำตอบ
(A)
Ghana
30
The greatest obstacles to regional economic cooperation in ECOWAS are?
คำตอบ
(A)
transportation, different currencies and colonial heritage
31
Which of the following countries can be described as an archipelago?
คำตอบ
(D)
Cape Verde
32
In most of West Africa countries, the primary purpose of establishing the railway system was to?
คำตอบ
(A)
transport export goods to the coast
33
The geological structure of Africa is largely composed of?
คำตอบ
(C)
granitic rocks
34
Which of the following factors account for the traffic on Africa rivers? 1. Availability of cheaper means of transport 2. Seasonal fluctuations of river flow. 3. Pressure of water falls and rapids. 4. Rivers flowing through sparsely populated areas.
คำตอบ
(B)
2 and 3
35
The hope for the development of crop and animal husbandry in parts of the Sahara Desert rests on the possibility of?
คำตอบ
(A)
tapping the huge reserves of underground water
36
Which type of climate is depicted by the graph?
คำตอบ
(D)
Equitorial hot and wet in the northern hemisphere
37
The temperature of this region is characterized by a
คำตอบ
(A)
low annual range of about 30oC
38
The most important minerals found in the area marked X are
คำตอบ
(D)
tin and columbite
39
The major environmental problem associated with the area marked Y is
คำตอบ
(D)
gully erosion
40
The most extensive vegetation type in the area marked Z is the
คำตอบ
(A)
fresh water swamp
41
Which of the ocean currents on the map is the Benguela Current?
คำตอบ
(C)
3
42
The shaded areas marked Y on the map are
คำตอบ
(C)
Oil-producing areas
43
The Ahaggar plateau is the shaded area marked
คำตอบ
(B)
Q
44
The broken lines in the diagram above represent a
คำตอบ
(C)
Watershed
45
The main work of the rivers in the shaded area is likely to be
