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JAMB Geography Past Questions 2020

10 questions from the JAMB 2020 Geography paper, with answers and explanations. Tap "Show answer" under each one when you are ready.

JAMB 2020Question 1 · Agriculture and Vegetation
The high cost of lumbering operations in tropical forest is mainly due to?
  1. A.Shortage of labour
  2. B.Absence of many rivers
  3. C.Absence of pure stands of trees
  4. D.low quality of available timber
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Answer: C. Absence of pure stands of trees

The high cost of lumbering in tropical forests is largely due to the absence of pure stands, requiring selective harvesting.

JAMB 2020Question 2 · Agriculture and Vegetation
One of the following is not a vegetation belt in lagos state
  1. A.The rainforest
  2. B.The fresh water swamp
  3. C.The savannah
  4. D.The coaster mangrove
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Answer: C. The savannah

Savannah is not a vegetation belt found in Lagos State, unlike rainforest, freshwater swamp, and coastal mangrove.

JAMB 2020Question 3 · Economic Geography and Trade
Which of the following is a limitation of rail transport in developing countries?
  1. A.Lack of technical know-how
  2. B.low cost of construction
  3. C.It is too fast
  4. D.low cost of maintenance
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Answer: A. Lack of technical know-how

A lack of technical know-how is a key limitation of rail transport in developing countries.

JAMB 2020Question 4 · Map Reading and Practical Geography
If the scale of a map is to , what is the ground distance if the distance between two towns on the map is
  1. A.
  2. B.
  3. C.
  4. D.
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Answer: C.

Ground distance = x (/) = .

JAMB 2020Question 5 · Map Reading and Practical Geography
Which of the following is not a precaution to be taken when making a compass traverse?
  1. A.The bearing should not be observed from a position close to strongly magnetic materials
  2. B.The 'back' bearing should be taken from the other end of the line and should differ from the 'on'/'forward' bearing by exactly 180
  3. C.All magnetic materials should be removed from the body and pockets of the reader before the bearing is taken
  4. D.The compass must be held vertically so that the edge of the card does not rub against the top of the compass
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Answer: D. The compass must be held vertically so that the edge of the card does not rub against the top of the compass

The compass should be held horizontally (level), not vertically, for accurate readings, making this statement the incorrect precaution.

JAMB 2020Question 6 · Oceanography and Physical Geography
Where the salinity of an ocean is high;
  1. A.the ocean water is dense and flows at the ocean surface towards a low salinity area
  2. B.the ocean water is dense and creeps at the bottom of the ocean towards low salinity areas
  3. C.the ocean water is light and flows at the area surface towards a high salinity area
  4. D.the ocean water is light and flows at the ocean surface towards a low salinity area
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Answer: B. the ocean water is dense and creeps at the bottom of the ocean towards low salinity areas

Where ocean salinity is high, the denser water sinks and creeps along the ocean bottom toward areas of lower salinity.

JAMB 2020Question 7 · Population and Settlement
All except one are functions of a village
  1. A.Lumbering function
  2. B.Small-scale shopping
  3. C.Mining function
  4. D.Religious function
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Answer: C. Mining function

Mining is not typically a defining function of a village, unlike lumbering, small-scale shopping, and religious functions.

JAMB 2020Question 8 · Relief, Drainage, and Rocks/Minerals
__________ is a highland area which seperates the headstreams of rivers flowing in different directions but rising from the same mountainous source
  1. A.Flood plain
  2. B.Cuesta
  3. C.Watershed
  4. D.Plateau
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Answer: C. Watershed

A watershed is a highland area separating the headstreams of rivers flowing in different directions from the same source.

JAMB 2020Question 9 · Weather, Climate, and Ecology
The wind which blows across the Atlantic Ocean towards the coast of Nigeria and is responsible for rainy season is known as
  1. A.Equatorial Easterlies
  2. B.Land and sea breeze
  3. C.Tropical continental airmass
  4. D.Tropical maritime airmass
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Answer: D. Tropical maritime airmass

The Tropical Maritime airmass brings the rainy season to Nigeria from across the Atlantic.

JAMB 2020Question 10 · Weathering, Erosion, and Soils
The type of water left in the soil after excess water has been drained off, following heavy rainfall is known as
  1. A.Field capacity
  2. B.capillary water
  3. C.gravitational water
  4. D.hygroscopic water
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Answer: A. Field capacity

Water remaining in soil after excess water drains off following heavy rain is at field capacity.

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