POST UTME ACHIEVERS UNIVERSITY 2023 Geography | Objective

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Question 1
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 this effect on global climate patterns?
A. Global temperature increases
Correct B. Regional climate zones become more pronounced
C. Weather patterns become more unpredictable
D. The jet stream shifts towards the equator

Correct Answer: B

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Question 2
A river's discharge is affected by its slope, channel roughness, and the amount of sediment it carries. What is the primary factor that determines the river's ability to transport sediment?
A. Slope
B. Channel roughness
Correct C. Discharge
D. Velocity

Correct Answer: C

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Question 3
A diagram of a river's cross-sectional profile is shown below. What is the name of the point where the river's gradient changes from positive to negative?
A. Delta
B. Meander
C. Oxbow lake
Correct D. Knickpoint

Correct Answer: D

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Question 4
A diagram of a population pyramid is shown below. What is the name of the stage where the population is growing rapidly due to high birth rates?
A. Stationary
B. Declining
C. Growing
Correct D. Explosive

Correct Answer: D

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Question 5
A diagram of a map projection is shown below. What is the name of the projection that preserves angles and shapes but not sizes?
A. Mercator
Correct B. Gall-Peters
C. Robinson
D. Azimuthal equidistant

Correct Answer: B

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Question 6
The Earth's rotation causes the apparent shift of the position of celestial bodies in the sky due to the finite speed of light. This phenomenon is known as
Correct A. Aberration
B. Refraction
C. Diffraction
D. Interference

Correct Answer: A

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Question 7
A map projection that preserves angles and shapes is known as a
Correct A. Conic Projection
B. Cylindrical Projection
C. Azimuthal Projection
D. Orthographic Projection

Correct Answer: A

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Question 8
The process of soil erosion by water is known as
A. Rill Erosion
B. Gully Erosion
Correct C. Sheet Erosion
D. Tunnel Erosion

Correct Answer: C

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Question 9
The diagram below shows a cross-section of a river valley. What is the name of the landform labeled 'A'?
A. River
B. Delta
Correct C. Valley
D. Plateau

Correct Answer: C

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Question 10
The diagram below shows a graph of the relationship between the price of a commodity and the quantity demanded. What is the name of the phenomenon illustrated by the graph?
Correct A. Law of Demand
B. Law of Supply
C. Law of Diminishing Marginal Utility
D. Law of Increasing Opportunity Cost

Correct Answer: A

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Question 11
The Niger Delta region of Nigeria is characterized by a unique combination of physical and economic geography features. Which of the following best describes the dominant landform in this region?
Correct A. Deltaic plain
B. Coastal swamp
C. Riverine floodplain
D. Mountainous terrain

Correct Answer: A

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Question 12
The Earth's rotation causes the Coriolis effect, which in turn influences global wind patterns. What is the primary consequence of this effect on global climate?
A. Increased precipitation in the tropics
B. Formation of high-pressure systems near the equator
Correct C. Prevailing westerlies in the Northern Hemisphere
D. Global temperature increase due to increased solar radiation

Correct Answer: C

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Question 13
Soil erosion is a significant environmental issue in Nigeria, particularly in the savanna regions. Which of the following soil types is most susceptible to erosion?
A. Alfisol
B. Ultisol
Correct C. Inceptisol
D. Oxisol

Correct Answer: C

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Question 14
The Niger River is a vital source of freshwater for Nigeria's agriculture and industry. What is the primary reason for the river's high sediment load?
A. Tectonic uplift in the Niger Basin
B. Rainfall intensity in the Niger Delta
Correct C. Soil erosion in the Niger River catchment
D. Human activities such as deforestation and mining

Correct Answer: C

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Question 15
The Earth's solar system consists of eight planets, dwarf planets, and other smaller bodies. Which of the following planets has the most massive atmosphere?
A. Mercury
B. Venus
C. Earth
Correct D. Jupiter

Correct Answer: D

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Question 16
A study on soil erosion in a tropical region reveals that the rate of erosion is directly proportional to the square root of the rainfall intensity. If the rainfall intensity is 100 mm/h, and the rate of erosion is 5 t/h, what is the rate of erosion when the rainfall intensity is 225 mm/h?
A. 10 t/h
Correct B. 15 t/h
C. 20 t/h
D. 25 t/h

Correct Answer: B

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Question 17
A company is considering investing in a new industry in a region with a high level of unemployment. The industry requires a large amount of capital investment, but it is expected to create 1000 new jobs. If the company invests ₦1 billion in the industry, what is the expected return on investment (ROI) if the industry generates ₦2.5 billion in revenue?
A. 25%
Correct B. 30%
C. 35%
D. 40%

Correct Answer: B

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Question 18
A river has a mean annual discharge of 1000 m³/s. If the river flows through a region with a population of 1 million people, and the average water usage per person is 50 liters/day, what is the total water usage of the population?
A. 45,000 m³/day
Correct B. 50,000 m³/day
C. 55,000 m³/day
D. 60,000 m³/day

Correct Answer: B

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Question 19
A company is planning to build a new factory in a region with a high level of air pollution. The factory will emit 1000 kg/h of particulate matter (PM). If the regional air quality standard is 50 μg/m³, what is the maximum distance from the factory that the air quality standard can be met?
A. 10 km
B. 15 km
Correct C. 20 km
D. 25 km

Correct Answer: C

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Question 20
A geologist is studying the formation of a new mountain range. The range is formed by the collision of two tectonic plates, and the rate of uplift is 1 cm/yr. If the initial height of the mountain range is 1000 m, what is the height of the mountain range after 1000 years?
A. 1001 m
B. 1002 m
C. 1003 m
Correct D. 1004 m

Correct Answer: D

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Question 21
A granitic gneiss is formed through the metamorphism of which type of rock?
A. Igneous rock
B. Sedimentary rock
Correct C. Metamorphic rock
D. Foliated rock

Correct Answer: C

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Question 22
A map projection is a way of representing the Earth's surface on a flat surface. Which of the following is a characteristic of a Mercator projection?
A. It preserves angles
B. It preserves shapes
C. It preserves sizes
Correct D. It preserves distances

Correct Answer: D

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Question 23
A company is considering the construction of a new factory in a rural area. Which of the following environmental issues is most likely to be a concern?
A. Water pollution
B. Air pollution
Correct C. Soil erosion
D. Noise pollution

Correct Answer: C

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Question 24
A country's GDP is a measure of its total economic output. Which of the following is a component of GDP?
A. Imports
B. Exports
C. Consumption
Correct D. Investment

Correct Answer: D

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Question 25
A soil profile is a vertical section of soil that shows its composition and structure. Which of the following is a characteristic of a well-drained soil?
A. High water table
Correct B. Low water table
C. High organic matter content
D. Low organic matter content

Correct Answer: B

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