POST UTME UNIOSUN 2019 Geography | Objective

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Question 1
The diagram below shows a cross-section of a river valley. Which of the following land-forming processes is primarily responsible for the formation of the valley?
Correct A. Erosion
B. Deposition
C. Tectonic uplift
D. Volcanic eruption

Correct Answer: A

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Question 2
A company is considering the construction of a new factory in a region with high levels of rainfall. Which of the following economic factors would most likely influence the company's decision?
A. Availability of skilled labor
B. Access to transportation infrastructure
C. Proximity to raw materials
Correct D. Risk of flooding

Correct Answer: D

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Question 3
A geologist is studying the formation of a mountain range. Which of the following geological processes is primarily responsible for the formation of the range?
Correct A. Plate tectonics
B. Volcanic activity
C. Weathering and erosion
D. Glaciation

Correct Answer: A

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Question 4
A company is considering the construction of a new factory in a region with high levels of rainfall. Which of the following economic factors would most likely influence the company's decision?
A. Availability of skilled labor
B. Access to transportation infrastructure
C. Proximity to raw materials
Correct D. Risk of flooding

Correct Answer: D

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Question 5
A geologist is studying the formation of a mountain range. Which of the following geological processes is primarily responsible for the formation of the range?
Correct A. Plate tectonics
B. Volcanic activity
C. Weathering and erosion
D. Glaciation

Correct Answer: A

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Question 6
The Niger Delta region of Nigeria is characterized by a complex network of rivers, creeks, and wetlands. What is the primary reason for the high level of biodiversity in this region?
A. High levels of rainfall and flooding
B. Presence of mangrove forests and salt marshes
Correct C. Diverse range of aquatic and terrestrial species
D. Human activities such as deforestation and pollution

Correct Answer: C

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Question 7
The Earth's rotation causes the Coriolis effect, which influences global wind patterns and ocean currents. What is the primary consequence of the Coriolis effect on global climate?
A. Increased precipitation in tropical regions
B. Formation of high-pressure systems in the subtropics
C. Global wind patterns and ocean currents are unaffected
Correct D. Increased risk of hurricanes and typhoons

Correct Answer: D

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Question 8
The Niger River is the primary source of freshwater for millions of people in Nigeria. What is the primary reason for the high levels of sedimentation in the Niger River?
Correct A. Erosion of the surrounding landscape
B. Human activities such as deforestation and agriculture
C. Natural processes such as weathering and erosion
D. Tectonic activity and plate movement

Correct Answer: A

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Question 9
The Ogun River is an important source of freshwater for the city of Lagos. What is the primary reason for the high levels of pollution in the Ogun River?
A. Industrial activities such as textile and manufacturing
B. Agricultural activities such as farming and livestock
Correct C. Domestic waste and sewage from urban areas
D. Natural processes such as weathering and erosion

Correct Answer: C

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Question 10
The Sahara Desert is the largest hot desert in the world, covering over 9 million square kilometers. What is the primary reason for the high levels of sand dune formation in the Sahara Desert?
Correct A. Strong winds and sandstorms
B. Erosion of the surrounding landscape
C. Natural processes such as weathering and erosion
D. Human activities such as deforestation and agriculture

Correct Answer: A

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Question 11
The Earth's rotation causes the Coriolis effect, which in turn influences global wind patterns. What is the primary reason for the formation of high and low-pressure systems in the atmosphere?
A. Temperature differences between the equator and the poles
Correct B. The rotation of the Earth
C. The movement of the tectonic plates
D. The distribution of land and sea

Correct Answer: B

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Question 12
A company is considering investing in a new project that involves the extraction of a rare mineral from a remote location. What is the primary economic consideration that the company should take into account?
Correct A. The cost of extraction and transportation
B. The potential environmental impact
C. The availability of alternative sources of the mineral
D. The potential for job creation

Correct Answer: A

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Question 13
A river flows through a valley and forms a meander. What is the primary reason for the formation of the meander?
A. The river's velocity
B. The river's discharge
C. The river's gradient
Correct D. The river's meandering path

Correct Answer: D

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Question 14
A rock is composed of 50% quartz, 30% feldspar, and 20% mica. What is the primary type of rock that this composition suggests?
A. Igneous
Correct B. Sedimentary
C. Metamorphic
D. Hydrothermal

Correct Answer: B

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Question 15
A soil is classified as a clay loam. What is the primary characteristic of this soil type?
Correct A. High water-holding capacity
B. Low fertility
C. High permeability
D. High pH

Correct Answer: A

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Question 16
The Niger Delta region of Nigeria is characterized by a complex network of rivers and creeks. Which of the following is a major factor contributing to the high level of sedimentation in the region?
A. Tectonic activity
B. Human activities such as deforestation and mining
Correct C. High rainfall and runoff from surrounding hills
D. Sea level rise

Correct Answer: C

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Question 17
A recent study on the impact of climate change on agriculture in Nigeria found that the country's maize yield is expected to decrease by 10% by 2050. What is the likely effect on the country's GDP?
A. Increase
Correct B. Decrease
C. No change
D. Uncertain

Correct Answer: B

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Question 18
A map of Nigeria shows a large area of land classified as 'Savanna'. Which of the following is a characteristic of this type of vegetation?
A. High rainfall and dense forest
Correct B. Low rainfall and sparse vegetation
C. High temperature and low humidity
D. Low temperature and high humidity

Correct Answer: B

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Question 19
A diagram of the geological structure of Nigeria shows a large fault line running through the country. What is the likely effect on the surrounding landscape?
A. Formation of mountains
Correct B. Creation of valleys
C. No change
D. Uncertain

Correct Answer: B

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Question 20
A study on the impact of soil erosion in Nigeria found that the country loses an estimated 1.5 million hectares of arable land annually. What is the likely effect on the country's food security?
A. Increase
Correct B. Decrease
C. No change
D. Uncertain

Correct Answer: B

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Question 21
What is the primary factor that determines the distribution of vegetation in Nigeria?
A. Temperature
Correct B. Precipitation
C. Soil Type
D. Altitude

Correct Answer: B

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Question 22
What is the name of the process by which the Earth's surface is shaped by the movement of tectonic plates?
A. Weathering
B. Erosion
Correct C. Plate Tectonics
D. Glaciation

Correct Answer: C

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Question 23
What is the term for the movement of people from rural areas to urban areas?
Correct A. Urbanization
B. Ruralization
C. Migration
D. Counterurbanization

Correct Answer: A

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Question 24
What is the name of the largest river in Nigeria?
Correct A. Niger River
B. Benue River
C. Kaduna River
D. Osun River

Correct Answer: A

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Question 25
What is the term for the process by which the Earth's surface is worn away by natural forces?
A. Weathering
Correct B. Erosion
C. Deposition
D. Plate Tectonics

Correct Answer: B

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