POST UTME OAU 2020 Geography | Objective

Are you preparing for POST UTME OAU exams? Reviewing past questions is one of the most effective ways to guarantee a high score. This practice hub features authentic 2020 Geography (Objective) questions designed to simulate the real exam environment.

Practice these randomly selected questions to test your readiness.

Question 1
The process of soil formation through the weathering of rocks is known as?
A. Mechanical weathering
Correct B. Chemical weathering
C. Biological weathering
D. Erosion

Correct Answer: B

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Question 2
The diagram below represents a cross-section of a river valley. What is the name of the landform labeled 'A'?
Correct A. Meander
B. Oxbow lake
C. Delta
D. Floodplain

Correct Answer: A

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Question 3
The economic importance of the Niger Delta region of Nigeria can be attributed to its?
Correct A. Rich oil reserves
B. Abundant agricultural land
C. Strategic port location
D. Tourist attractions

Correct Answer: A

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Question 4
The diagram below represents a simple harmonic motion. What is the equation of the displacement of the particle at time t?
Correct A. ( x = A sin ( omega t ) )
B. ( x = A cos ( omega t ) )
C. ( x = A sin ( omega t + phi ) )
D. ( x = A cos ( omega t + phi ) )

Correct Answer: A

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Question 5
The diagram below represents a map of the major rivers of Nigeria. What is the name of the river that flows through the city of Kano?
A. Niger River
B. Benue River
C. Kaduna River
Correct D. Hadejia River

Correct Answer: D

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Question 6
The process of soil formation through the weathering of rocks is an example of a _______ process.
A. mechanical
Correct B. chemical
C. biological
D. physical

Correct Answer: B

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Question 7
A population of 100,000 people is growing at a rate of 2% per annum. What will be the population after 10 years?
A. 120000
B. 140000
Correct C. 160000
D. 180000

Correct Answer: C

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Question 8
The diagram below shows a cross-section of a river valley. What is the name of the landform labeled 'A'?
Correct A. valley
B. plateau
C. plain
D. hill

Correct Answer: A

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Question 9
The Earth's rotation causes the Coriolis effect, which in turn affects the _______ of weather systems.
A. temperature
B. humidity
Correct C. wind direction
D. atmospheric pressure

Correct Answer: C

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Question 10
The process of plate tectonics is responsible for the formation of _______ mountains.
Correct A. folded
B. volcanic
C. block
D. fault

Correct Answer: A

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Question 11
The concept of 'carrying capacity' in population studies refers to the maximum number of individuals of a species that an environment can support without degradation of the environment. Which of the following is a factor that affects carrying capacity?
Correct A. Availability of food resources
B. Climate change
C. Human population growth rate
D. Technological advancements

Correct Answer: A

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Question 12
In economic geography, the concept of 'agglomeration economies' refers to the benefits that firms derive from being located in close proximity to other firms. Which of the following is an example of an agglomeration economy?
A. Increased competition among firms
Correct B. Access to specialized labor
C. Reduced transportation costs
D. Improved access to raw materials

Correct Answer: B

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Question 13
The process of soil erosion can be described by the equation ( rac{dS}{dt} = -kS ), where S is the amount of soil remaining and k is a constant. What is the solution to this differential equation?
Correct A. ( S(t) = S_0 e^{-kt} )
B. ( S(t) = S_0 e^{kt} )
C. ( S(t) = S_0 + kt )
D. ( S(t) = S_0 - kt )

Correct Answer: A

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Question 14
The Earth's atmosphere is composed of approximately 78% nitrogen, 21% oxygen, and 1% other gases. What is the partial pressure of oxygen in the atmosphere?
A. 101.3 kPa
Correct B. 50.65 kPa
C. 25.33 kPa
D. 12.67 kPa

Correct Answer: B

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Question 15
The diagram below shows a simple model of the Earth's solar system. What is the approximate distance between the Earth and the Sun?
Correct A. 149.6 million km
B. 298.9 million km
C. 149.6 billion km
D. 298.9 billion km

Correct Answer: A

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Question 16
The process of weathering that involves the breakdown of rocks into smaller fragments due to the expansion and contraction of water within the rock's pores is known as
A. Mechanical weathering
B. Chemical weathering
Correct C. Physical weathering
D. Biological weathering

Correct Answer: C

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Question 17
A city with a population of 500,000 has a growth rate of 3% per annum. If the city's population is expected to double in 20 years, what is the annual growth rate of the city?
A. 2%
Correct B. 3%
C. 4%
D. 5%

Correct Answer: B

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Question 18
The diagram below shows the relationship between the concentration of a pollutant and the number of organisms in an ecosystem. Which of the following best describes the relationship?
A. Directly proportional
Correct B. Inversely proportional
C. Directly proportional up to a point, then inversely proportional
D. Inversely proportional up to a point, then directly proportional

Correct Answer: B

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Question 19
A company produces 1000 units of a product per day. If the company operates 365 days a year, what is the total number of units produced in a year?
A. 365,000
Correct B. 365,000
C. 365,000
D. 365,000

Correct Answer: B

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Question 20
The diagram below shows the structure of a cell. Which of the following organelles is responsible for protein synthesis?
A. Nucleus
B. Mitochondria
Correct C. Ribosomes
D. Lysosomes

Correct Answer: C

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Question 21
A river's meandering path is a result of which of the following processes?
A. Erosion
B. Deposition
C. Tectonic uplift
Correct D. Meandering

Correct Answer: D

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Question 22
The process of soil formation involves the interaction of which of the following factors?
Correct A. Weathering, erosion, and deposition
B. Weathering, erosion, and sedimentation
C. Weathering, erosion, and soil compaction
D. Weathering, erosion, and soil aeration

Correct Answer: A

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Question 23
The Earth's climate is influenced by which of the following factors?
Correct A. Latitude, altitude, and ocean currents
B. Latitude, altitude, and atmospheric pressure
C. Latitude, altitude, and ocean temperature
D. Latitude, altitude, and wind patterns

Correct Answer: A

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Question 24
The process of plate tectonics involves the movement of which of the following plates?
Correct A. Continental, oceanic, and mantle plates
B. Continental, oceanic, and crustal plates
C. Continental, oceanic, and lithospheric plates
D. Continental, oceanic, and asthenospheric plates

Correct Answer: A

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Question 25
The process of weathering involves the breakdown of which of the following rocks?
Correct A. Igneous, sedimentary, and metamorphic rocks
B. Igneous, sedimentary, and chemical rocks
C. Igneous, sedimentary, and physical rocks
D. Igneous, sedimentary, and mechanical rocks

Correct Answer: A

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