POST UTME UNILAG 2022 Geography | Objective

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Question 1 View Details
In the context of Environmental Issues and Management, what is the primary cause of desertification in the Sahel region of Nigeria?
Correct A. Overgrazing
B. Climate Change
C. Soil Erosion
D. Deforestation

Correct Answer: A

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Question 2 View Details
A rock sample from the Jos Plateau has a foliation plane that strikes N 30° E and dips 60° SE. What is the orientation of the mineral cleavage?
A. N 30° E, 60° SE
Correct B. N 60° E, 30° SE
C. S 30° E, 60° NE
D. S 60° E, 30° NW

Correct Answer: B

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Question 3 View Details
A soil profile from the Niger Delta shows a sequence of clay, silt, and sand layers. What is the likely cause of the soil formation?
A. Weathering and erosion
Correct B. Deposition and sedimentation
C. Biological activity and humus formation
D. Chemical precipitation and cementation

Correct Answer: B

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Question 4 View Details
A map of Nigeria shows a drainage pattern with a dendritic network of rivers. What is the likely geological feature associated with this pattern?
Correct A. Fold mountains
B. Block mountains
C. Volcanic plateaus
D. Peneplains

Correct Answer: A

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Question 5 View Details
A diagram of the Niger River delta shows a network of distributaries and distributary channels. What is the primary function of these channels?
Correct A. To carry sediment to the ocean
B. To distribute freshwater to the surrounding area
C. To create a deltaic plain
D. To form a barrier island

Correct Answer: A

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Question 6 View Details
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. Climate
B. Topography
C. Vegetation
Correct D. Human activity

Correct Answer: D

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Question 7 View Details
A population of 1000 individuals is growing at a rate of 10% per annum. If the initial population is 1000, what will be the population after 5 years?
A. 1500
B. 2000
Correct C. 2500
D. 3000

Correct Answer: C

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Question 8 View Details
A diagram of a river system is shown below. Which of the following is a characteristic of the river's discharge?
A. High
B. Low
Correct C. Variable
D. Constant

Correct Answer: C

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Question 9 View Details
The diagram below shows a cross-section of a soil profile. Which of the following is a characteristic of the soil's texture?
A. Sandy
B. Clayey
Correct C. Loamy
D. Silty

Correct Answer: C

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Question 10 View Details
A diagram of a climate graph is shown below. Which of the following is a characteristic of the climate?
A. Tropical
Correct B. Temperate
C. Continental
D. Polar

Correct Answer: B

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Question 11 View Details
Determine the rate of soil erosion in a given area using the Universal Soil Loss Equation (USLE). The area has a rainfall intensity of 50 mm/h, a slope length of 100 m, a soil erodibility factor of 0.5, and a crop management factor of 0.8. What is the estimated soil loss (in t/ha/yr)?
A. 10 t/ha/yr
Correct B. 20 t/ha/yr
C. 30 t/ha/yr
D. 40 t/ha/yr

Correct Answer: B

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Question 12 View Details
A city with a population of 500,000 is experiencing rapid growth at a rate of 5% per annum. If the city's population is expected to double in 10 years, what is the current annual growth rate?
A. 6%
B. 7%
Correct C. 8%
D. 9%

Correct Answer: C

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Question 13 View Details
A rock sample has a density of 2.5 g/cm^3 and a volume of 10 cm^3. What is the mass of the rock sample?
Correct A. 25 g
B. 30 g
C. 35 g
D. 40 g

Correct Answer: A

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Question 14 View Details
A map shows a river flowing through a valley. The river has a width of 100 m and a depth of 10 m. What is the volume of the river?
A. 1000 m^3
Correct B. 2000 m^3
C. 3000 m^3
D. 4000 m^3

Correct Answer: B

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Question 15 View Details
A diagram shows a simple harmonic motion with a frequency of 2 Hz and an amplitude of 5 cm. What is the angular frequency?
Correct A. 4 rad/s
B. 6 rad/s
C. 8 rad/s
D. 10 rad/s

Correct Answer: A

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Question 16 View Details
The Earth's rotation causes the Coriolis effect, which in turn influences the formation of high and low-pressure systems. What is the primary consequence of the Coriolis effect on global climate patterns?
Correct A. The formation of tropical cyclones
B. The development of mid-latitude westerlies
C. The creation of trade winds
D. The establishment of the jet stream

Correct Answer: A

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Question 17 View Details
A population of 100,000 people is growing at a rate of 2% per annum. If the population is currently distributed evenly across a region, what will be the population density after 10 years?
A. 150 people/km²
B. 200 people/km²
Correct C. 250 people/km²
D. 300 people/km²

Correct Answer: C

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Question 18 View Details
A soil profile consists of the following layers: O horizon (0-10 cm), A horizon (10-30 cm), B horizon (30-60 cm), and C horizon (60-100 cm). What is the primary function of the B horizon?
A. To store water and nutrients
Correct B. To act as a buffer zone between the A and C horizons
C. To facilitate root growth and plant development
D. To regulate soil temperature and pH

Correct Answer: B

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Question 19 View Details
A company is considering investing in a new mining project. The project requires an initial investment of ₦1.5 billion and is expected to generate revenue of ₦2.5 billion in the first year. What is the net present value (NPV) of the project, assuming a discount rate of 10%?
Correct A. ₦1.2 billion
B. ₦1.5 billion
C. ₦1.8 billion
D. ₦2.0 billion

Correct Answer: A

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Question 20 View Details
A city has a population of 500,000 people, with a growth rate of 3% per annum. If the city's current population density is 200 people/km², what will be the population density after 5 years?
A. 250 people/km²
B. 300 people/km²
Correct C. 350 people/km²
D. 400 people/km²

Correct Answer: C

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Question 21 View Details
The Niger Delta region of Nigeria is characterized by a complex network of rivers and creeks. Which of the following land-forming processes is primarily responsible for the formation of these features?
A. Tectonic activity
B. Weathering and erosion
Correct C. Deposition and sedimentation
D. Glacial activity

Correct Answer: C

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Question 22 View Details
The Earth's surface is composed of several major landforms, including continents, oceans, and islands. Which of the following is NOT a type of landform?
A. Continents
B. Oceans
C. Islands
Correct D. Mountains

Correct Answer: D

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Question 23 View Details
The Niger River is the longest river in West Africa and flows through several countries, including Nigeria, Benin, and Niger. What is the primary economic activity associated with the Niger River?
Correct A. Agriculture
B. Fishing
C. Tourism
D. Mining

Correct Answer: A

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Question 24 View Details
The Earth's atmosphere is composed of several layers, including the troposphere, stratosphere, and mesosphere. Which of the following is NOT a characteristic of the troposphere?
A. It is the lowest layer of the atmosphere
B. It contains most of the Earth's water vapor
C. It is the hottest layer of the atmosphere
Correct D. It is the densest layer of the atmosphere

Correct Answer: D

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Question 25 View Details
The solar system is composed of several planets, including Earth, Mars, and Jupiter. Which of the following is a characteristic of the planet Mars?
A. It is the largest planet in the solar system
B. It has the most moons in the solar system
Correct C. It is a rocky planet
D. It is a gas giant

Correct Answer: C

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