2021 - JAMB Geography Past Questions and Answers - page 4
31
Which of the following surveying instruments is used to set out lines at right angles to the main chain line?
A
Optical square
B
Station pegs
C
Offset staff
D
Steel band
32
Which of the following is a way of controlling soil erosion?
A
Overgrazing
B
Contour ploughing
C
Deforestation
D
Bush burning
33
Which of the following is a device for transferring information from an analogue map into a computer for further manipulation?
A
Aerial photograph
B
Digitiser
C
Global positioning system
D
Plotter
34
Which of the following is a highland area that separates the headstreams of rivers flowing in different directions but rising from the same mountainous source?
A
Flood plain
B
Cuesta
C
Watershed
D
Plateau
35
River regime is best described as the
A
Rate at which a river flows
B
Seasonal variation in the volume of water in a river
C
Period a river overflows its banks
D
Amount of load a river carries
36
Which of the following is the condition of the lower atmosphere of a place over a short period?
A
Climate
B
Weather
C
Cloud
D
Humidity
37
Which of the following is NOT a seaport pairing used in the North Atlantic sea route?
A
Lagos-Antwerp
B
Lagos-Montreal
C
Lagos-Southampton
D
Lagos-Rotterdam
38
The Jos Plateau is an example of a
A
Volcanic plateau
B
Dissected plateau
C
Tectonic plateau
D
Basalt plateau
39
Which of the following is NOT a benefit of international trade to developing nations?
A
Encourages specialisation in production
B
Encourages healthy competition
C
Strains international trade relations
D
Enables nations to move from subsistence to a mechanised economy
40
In a combined maximum and minimum thermometer, the difference between the hottest and coldest daily temperature for that day gives the
A
Diurnal range of temperature
B
Mean daily temperature
C
Minimum daily temperature
D
Maximum daily temperature
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