POST UTME DELSU 2020 Geography | Objective

Are you preparing for POST UTME DELSU 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.

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Question 1
The diagram below shows a cross-section of a river valley. Which of the following landforms is NOT a result of the river's erosional activity?
A. A meander
B. A valley
C. A waterfall
Correct D. A waterfall

Correct Answer: D

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Question 2
The diagram below shows a simple harmonic motion. Which of the following equations represents the displacement of the object at time t?
A. \frac{dx}{dt} = \omega\sqrt{A^2 - x^2}
Correct B. \frac{d^2x}{dt^2} = -\omega^2x
C. \frac{dx}{dt} = \omega\sqrt{x^2 - A^2}
D. \frac{d^2x}{dt^2} = \omega^2x

Correct Answer: B

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Question 3
The diagram below shows a map of a region with a river flowing through it. Which of the following landforms is NOT a result of the river's erosional activity?
A. A meander
B. A valley
C. A waterfall
Correct D. A waterfall

Correct Answer: D

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Question 4
The diagram below shows a simple harmonic motion. Which of the following equations represents the velocity of the object at time t?
A. \frac{d^2x}{dt^2} = -\omega^2x
Correct B. \frac{dx}{dt} = \omega\sqrt{A^2 - x^2}
C. \frac{d^2x}{dt^2} = \omega^2x
D. \frac{dx}{dt} = \omega\sqrt{x^2 - A^2}

Correct Answer: B

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Question 5
The diagram below shows a map of a region with a river flowing through it. Which of the following landforms is a result of the river's erosional activity?
A. A meander
Correct B. A valley
C. A waterfall
D. A waterfall

Correct Answer: B

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Question 6
The Earth's rotation causes the apparent shift of the position of the Sun in the sky from east to west, resulting in a change in the angle of elevation of the Sun throughout the day. What is the term for this phenomenon?
Correct A. Solar declination
B. Equinox
C. Solar elevation
D. Apparent solar time

Correct Answer: A

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Question 7
The process of soil formation involves the breakdown of rocks into smaller particles through physical and chemical weathering. What is the term for the movement of soil particles down a slope due to gravity?
Correct A. Soil creep
B. Soil erosion
C. Soil deposition
D. Soil sedimentation

Correct Answer: A

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Question 8
The Earth's climate is influenced by the movement of the Earth's axis and the tilt of the Earth's axis relative to the plane of its orbit around the Sun. What is the term for the change in the angle of the Earth's axis relative to the plane of its orbit?
Correct A. Axial precession
B. Axial nutation
C. Axial inclination
D. Axial rotation

Correct Answer: A

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Question 9
The process of plate tectonics involves the movement of the Earth's lithosphere, resulting in the creation of mountain ranges and the formation of oceanic and continental crust. What is the term for the movement of the Earth's lithosphere at a rate of several centimeters per year?
A. Continental drift
B. Oceanic drift
Correct C. Plate convergence
D. Plate divergence

Correct Answer: C

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Question 10
The process of soil erosion involves the removal of soil particles from one location to another through the action of wind or water. What is the term for the movement of soil particles by wind?
A. Soil creep
B. Soil erosion
C. Soil deposition
Correct D. Soil deflation

Correct Answer: D

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Question 11
Analyze the map below to determine the type of landform that would be most likely to form in the area where the Niger River meets the Atlantic Ocean.
A. Delta
Correct B. Estuary
C. Fjord
D. Canyon

Correct Answer: B

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Question 12
Calculate the rate of soil erosion in a given area using the following data: soil depth = 10 cm, rainfall intensity = 50 mm/h, and soil density = 1.5 g/cm³.
A. 0.05 cm/h
Correct B. 0.1 cm/h
C. 0.15 cm/h
D. 0.2 cm/h

Correct Answer: B

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Question 13
Explain the concept of environmental management and its importance in the Niger Delta region.
Correct A. Environmental management is the process of controlling human impact on the environment.
B. Environmental management is the process of restoring damaged ecosystems.
C. Environmental management is the process of conserving natural resources.
D. Environmental management is the process of mitigating the effects of climate change.

Correct Answer: A

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Question 14
A rock sample has the following composition: 50% quartz, 30% feldspar, and 20% mica. Calculate the density of the rock using the following densities: quartz = 2.65 g/cm³, feldspar = 2.55 g/cm³, and mica = 2.85 g/cm³.
A. 2.65 g/cm³
B. 2.75 g/cm³
Correct C. 2.85 g/cm³
D. 3.05 g/cm³

Correct Answer: C

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Question 15
A farmer is considering the use of organic fertilizers to improve soil fertility. Explain the benefits and limitations of using organic fertilizers.
A. Organic fertilizers improve soil fertility, but they are expensive and difficult to obtain.
B. Organic fertilizers improve soil fertility, but they may not provide immediate results.
Correct C. Organic fertilizers improve soil fertility, and they are environmentally friendly.
D. Organic fertilizers do not improve soil fertility, and they are harmful to the environment.

Correct Answer: C

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Question 16
The process of soil formation involves the interaction of several factors, including climate, topography, and vegetation. Which of the following is NOT a primary factor in soil formation?
A. Temperature
B. Topography
C. Vegetation
Correct D. Gravity

Correct Answer: D

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Question 17
A population of 1000 individuals is growing at a rate of 5% per annum. If the population is currently 1200, what was the initial population?
Correct A. 1000
B. 1200
C. 1500
D. 1800

Correct Answer: A

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Question 18
The diagram below shows a cross-section of a river valley. Which of the following landforms is NOT characteristic of a river valley?
A. Meandering river
B. Floodplain
C. Delta
Correct D. Upland

Correct Answer: D

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Question 19
The concept of 'carrying capacity' is used to describe the maximum number of individuals of a species that an environment can support. Which of the following is a factor that affects carrying capacity?
A. Availability of food
B. Availability of water
C. Predation
Correct D. All of the above

Correct Answer: D

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Question 20
The diagram below shows a graph of population growth over time. What is the rate of population growth?
A. 2%
Correct B. 5%
C. 10%
D. 15%

Correct Answer: B

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Question 21
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. Predation pressure
C. Disease prevalence
D. Climate change

Correct Answer: A

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Question 22
A river's gradient is affected by the following factors. Which of the following is NOT a factor that affects a river's gradient?
A. Tectonic uplift
B. Weathering and erosion
Correct C. Sea level changes
D. River discharge

Correct Answer: C

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Question 23
The concept of 'resource curse' in economic geography refers to the phenomenon where an abundance of natural resources in a country leads to negative economic and political outcomes. Which of the following is a reason why the resource curse occurs?
A. Dutch disease
B. Rent-seeking behavior
C. Institutional weakness
Correct D. All of the above

Correct Answer: D

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Question 24
A city's population growth rate is affected by the following factors. Which of the following is a factor that affects a city's population growth rate?
A. Natural increase
B. Net migration
C. Economic growth
Correct D. All of the above

Correct Answer: D

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Question 25
The concept of 'sustainable development' in environmental management refers to the ability of a country to meet its current needs without compromising the ability of future generations to meet their own needs. Which of the following is a principle of sustainable development?
A. Inter-generational equity
B. Intra-generational equity
C. Environmental stewardship
Correct D. All of the above

Correct Answer: D

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