POST UTME REDEEMERS UNIVERSITY 2019 Geography | Objective

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Question 1
The diagram below shows the distribution of the world's major economic regions. Which region is characterized by the highest per capita income?
A. North America
Correct B. Europe
C. East Asia
D. South Asia

Correct Answer: B

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Question 2
The diagram below represents a cross-section of a river. What is the term for the area where the river's velocity is fastest?
Correct A. Thalweg
B. Meander
C. Oxbow
D. Delta

Correct Answer: A

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Question 3
The diagram below shows the structure of a typical plant cell. What is the function of the cell wall?
Correct A. Provides structural support
B. Regulates the movement of materials
C. Produces energy for the cell
D. Stores genetic information

Correct Answer: A

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Question 4
The diagram below represents a simple electric circuit. What is the term for the flow of electrons through the circuit?
Correct A. Electric current
B. Electric potential
C. Resistance
D. Capacitance

Correct Answer: A

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Question 5
The diagram below shows the distribution of the world's population. What is the term for the movement of people from rural areas to cities?
Correct A. Urbanization
B. Ruralization
C. Migration
D. Immigration

Correct Answer: A

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Question 6
The concept of 'carrying capacity' in population studies refers to the maximum number of individuals of a species that an environment can sustainably support. Which of the following factors is NOT a determinant of carrying capacity?
A. Availability of food resources
B. Predation pressure
C. Climate change
Correct D. Technological advancements

Correct Answer: D

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Question 7
The diagram below represents a cross-section of the Earth's atmosphere. What is the primary function of the ozone layer?
Correct A. To absorb ultraviolet radiation
B. To regulate Earth's temperature
C. To protect life from extreme temperatures
D. To facilitate atmospheric circulation

Correct Answer: A

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Question 8
The process of soil erosion can be described by the equation ( rac{dS}{dt} = -kS ), where S is the amount of soil and k is the erosion rate. If the initial amount of soil is 1000 kg and the erosion rate is 0.05 kg/h, what is the amount of soil remaining after 10 hours?
A. 500 kg
Correct B. 750 kg
C. 1000 kg
D. 1250 kg

Correct Answer: B

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Question 9
The diagram below represents a simple ecosystem. What is the primary role of the decomposers in this ecosystem?
A. To produce organic waste
B. To consume dead organisms
Correct C. To recycle nutrients
D. To regulate population growth

Correct Answer: C

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Question 10
The diagram below represents a cross-section of a river. What is the primary function of the meanders in this river?
A. To increase the river's velocity
Correct B. To create a natural reservoir
C. To increase the river's oxygenation
D. To decrease the river's erosion

Correct Answer: B

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Question 11
The Earth's rotation causes the apparent shift of the position of celestial bodies in the sky due to the phenomenon of
A. Refraction
B. Aberration
Correct C. Parallax
D. Scintillation

Correct Answer: C

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Question 12
The diagram below shows a cross-section of a river valley. Which of the following landforms is NOT typically found in this type of valley?
A. Meander
Correct B. Oxygen
C. Delta
D. Upland

Correct Answer: B

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Question 13
The diagram below shows a graph of the relationship between temperature and the rate of chemical reaction. Which of the following is the correct interpretation of the graph?
Correct A. The rate of reaction increases with temperature.
B. The rate of reaction decreases with temperature.
C. The rate of reaction remains constant with temperature.
D. The rate of reaction is inversely proportional to temperature.

Correct Answer: A

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Question 14
The diagram below shows a map of the Niger Delta region. Which of the following cities is NOT located in the Niger Delta region?
A. Lagos
B. Port Harcourt
C. Abuja
Correct D. Kano

Correct Answer: D

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Question 15
The diagram below shows a graph of the relationship between the amount of rainfall and the number of people affected by floods. Which of the following is the correct interpretation of the graph?
Correct A. The number of people affected by floods increases with the amount of rainfall.
B. The number of people affected by floods decreases with the amount of rainfall.
C. The number of people affected by floods remains constant with the amount of rainfall.
D. The number of people affected by floods is inversely proportional to the amount of rainfall.

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
Correct B. Chemical weathering
C. Physical weathering
D. Biological weathering

Correct Answer: B

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Question 17
The diagram below shows the movement of tectonic plates. Which type of plate boundary is shown?
Correct A. Divergent boundary
B. Convergent boundary
C. Transform boundary
D. Plate boundary

Correct Answer: A

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Question 18
The diagram below shows the structure of a rock. Which type of rock is shown?
A. Igneous rock
Correct B. Sedimentary rock
C. Metamorphic rock
D. Rock

Correct Answer: B

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Question 19
The diagram below shows the movement of water in a river. Which type of erosion is shown?
A. Mechanical erosion
B. Chemical erosion
C. Biological erosion
Correct D. Water erosion

Correct Answer: D

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Question 20
The diagram below shows the structure of a cell. Which type of cell is shown?
Correct A. Animal cell
B. Plant cell
C. Bacterial cell
D. Cell

Correct Answer: A

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Question 21
The Niger Delta region of Nigeria is characterized by a unique combination of physical and economic features. Which of the following best describes the relationship between the Niger Delta's mangrove forests and its oil-rich sedimentary basins?
A. The mangrove forests are a direct result of the oil-rich sedimentary basins.
Correct B. The mangrove forests are a natural barrier against the erosion caused by the oil-rich sedimentary basins.
C. The mangrove forests and oil-rich sedimentary basins are unrelated.
D. The mangrove forests are a byproduct of the oil extraction process.

Correct Answer: B

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Question 22
A recent study on the environmental impact of oil spills in the Niger Delta revealed that the spills have led to a significant increase in the levels of polycyclic aromatic hydrocarbons (PAHs) in the region's waterways. Which of the following is a potential consequence of this increase in PAH levels?
A. The increase in PAH levels will lead to a decrease in the number of fish species in the region.
Correct B. The increase in PAH levels will lead to an increase in the number of cancer cases among the local population.
C. The increase in PAH levels will have no significant impact on the local ecosystem.
D. The increase in PAH levels will lead to a decrease in the levels of dissolved oxygen in the waterways.

Correct Answer: B

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Question 23
The Niger Delta region is characterized by a complex network of rivers, creeks, and wetlands. Which of the following is a potential consequence of the degradation of these wetlands?
A. The degradation of the wetlands will lead to a decrease in the levels of dissolved oxygen in the waterways.
Correct B. The degradation of the wetlands will lead to an increase in the levels of sedimentation in the rivers.
C. The degradation of the wetlands will have no significant impact on the local ecosystem.
D. The degradation of the wetlands will lead to an increase in the number of fish species in the region.

Correct Answer: B

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Question 24
The Niger Delta region is home to a diverse range of plant and animal species. Which of the following is a potential consequence of the loss of biodiversity in the region?
Correct A. The loss of biodiversity will lead to a decrease in the levels of dissolved oxygen in the waterways.
B. The loss of biodiversity will lead to an increase in the levels of sedimentation in the rivers.
C. The loss of biodiversity will have no significant impact on the local ecosystem.
D. The loss of biodiversity will lead to an increase in the number of fish species in the region.

Correct Answer: A

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Question 25
The Niger Delta region is characterized by a complex network of rivers, creeks, and wetlands. Which of the following is a potential consequence of the degradation of these wetlands?
A. The degradation of the wetlands will lead to a decrease in the levels of dissolved oxygen in the waterways.
Correct B. The degradation of the wetlands will lead to an increase in the levels of sedimentation in the rivers.
C. The degradation of the wetlands will have no significant impact on the local ecosystem.
D. The degradation of the wetlands will lead to an increase in the number of fish species in the region.

Correct Answer: B

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