The angle of difference formed between the true North and magnetic North is known as
คำตอบ
(A)
magnetic declination
3
If the time in town X on longitude 150E is 1.00pm on Saturday. What will be the time in town Y on longitude 750W?
คำตอบ
(D)
7.00 am on saturday
4
The mineral contents of the upper part of the earth's crust are collectively called the sial because it is composed mainly of
คำตอบ
(C)
silica and alumina
5
The lowest layer of the atmosphere is the
คำตอบ
(B)
troposphere
6
Which of the following is the most abundant in total volume within the atmosphere?
คำตอบ
(C)
nitrogen
7
A rock through which water cannot easily pass is termed
คำตอบ
(D)
impermeable
8
Which of the following is the most effective agent of coastal erosion?
คำตอบ
(B)
sea waves
9
Which of the following towns is in koppen's Aw climate?
คำตอบ
(D)
lome
10
In areas where folding has occurred, oil and natural gas usually collect in
คำตอบ
(A)
synclines
11
Which of the following does not encourage the formation of rainfall?
คำตอบ
(C)
descending wind
12
Which of the following does not encourage the formation of rainfall?
คำตอบ
(C)
descending wind
13
The most permanent physical properly of the soil is its
คำตอบ
(B)
texture
14
Desert areas experience high daily range of temperature because
คำตอบ
(B)
the sky is cloudless
15
Which of the following is a warm ocean current?
คำตอบ
(A)
the mozambique current
16
Air pollution is caused by all the following except
คำตอบ
(A)
evapo-transpiration
17
The acacia tree is commonly found in the
คำตอบ
(C)
savannah lands
18
Which of the following in the lower atmosphere is of little use to man,plants and animals?
คำตอบ
(D)
argon
19
The dynamic and interdependent complex interaction of soil,climate and vegetation with its animal population is called
คำตอบ
(B)
ecosystem
20
A build-up area consisting of a number of towns or cities merged together yet maintaining their individual identities is termed a/an
คำตอบ
(D)
conurbation
21
Which of the following are true of most large cities? I. They have large plantations II. They are capital cities III. They are religious centres IV. They are commercial centres
คำตอบ
(A)
II and IV
22
Which of the following is not a plantation crop in West Africa?
คำตอบ
(B)
wheat
23
The roles of transportation in economic development in West Africa include all the following except
คำตอบ
(A)
national disintegration
24
Aluminum is used largely in the
คำตอบ
(A)
aviation industry
25
Light industries predominate in West Africa because of
คำตอบ
(A)
inadequate capital
26
Possible solution to the problem of soil erosion in the highlands of West Africa include all the following except
คำตอบ
(A)
indiscriminate felling of trees
27
Which of the following is not a common farming system in West Africa?
คำตอบ
(C)
terracing
28
The busiest and most important ocean trade route is
คำตอบ
(C)
north atlantic route
29
The dry winds that blow out of the Sahara desert towards the southern parts of West Africa is known as
คำตอบ
(D)
harnattan
30
In which of the following periods is the harmattan dominant in West Africa?
