POST UTME NILE UNIVERSITY 2022 Geography | Objective

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Question 1
A map of Nigeria shows the Niger Delta region as having a high concentration of mangrove forests. What is the primary reason for this distribution?
Correct A. Salinity levels are too high for other types of vegetation to thrive.
B. The region's high rainfall and temperature support the growth of mangroves.
C. The Niger Delta's unique geology creates a microclimate that favors mangrove forests.
D. Human activities such as deforestation and pollution have led to the dominance of mangroves.

Correct Answer: A

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Question 2
The diagram below shows a cross-section of the Nigerian landscape. What type of landform is labeled 'A'?
Correct A. A hill
B. A valley
C. A plateau
D. A mountain

Correct Answer: A

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Question 3
The climate of Nigeria can be broadly classified into two main types: the Sudanian Savanna and the Guinea Savanna. What is the primary difference between these two climate types?
A. The Sudanian Savanna has a higher average temperature than the Guinea Savanna.
B. The Sudanian Savanna receives more rainfall than the Guinea Savanna.
Correct C. The Sudanian Savanna has a longer dry season than the Guinea Savanna.
D. The Sudanian Savanna has a shorter wet season than the Guinea Savanna.

Correct Answer: C

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Question 4
The diagram below shows a simplified representation of the Nigerian soil formation process. What is the primary factor that influences the rate of soil formation?
A. Temperature
Correct B. Rainfall
C. Topography
D. Vegetation

Correct Answer: B

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Question 5
The diagram below shows a simplified representation of the Nigerian rock cycle. What is the primary process that occurs during the metamorphism stage?
A. Melting
B. Recrystallization
Correct C. Metamorphism
D. Weathering

Correct Answer: C

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Question 6
The diagram below shows the distribution of vegetation belts in Nigeria. Which of the following vegetation belts is NOT found in the northern part of the country?
A. Sahel
B. Sudan Savannah
C. Guinea Savannah
Correct D. Rainforest

Correct Answer: D

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Question 7
A population of 100,000 people is growing at a rate of 5% per annum. If the population is currently 120,000, what was the population 5 years ago?
Correct A. 80,000
B. 90,000
C. 100,000
D. 110,000

Correct Answer: A

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Question 8
The diagram below shows a cross-section of the Niger Delta. Which of the following is NOT a characteristic of the Niger Delta?
A. Mouth of the Niger River
B. Deltaic Plain
C. Mangrove Forest
Correct D. Freshwater Swamp

Correct Answer: D

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Question 9
The diagram below shows a graph of the relationship between temperature and precipitation in Nigeria. Which of the following is a characteristic of the graph?
A. The graph is a straight line
Correct B. The graph is a curve
C. The graph is a scatter plot
D. The graph is a bar chart

Correct Answer: B

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Question 10
The diagram below shows a map of the Niger River. Which of the following is a characteristic of the Niger River?
A. The Niger River is the longest river in Nigeria
Correct B. The Niger River is the most navigable river in Nigeria
C. The Niger River is the most fertile river in Nigeria
D. The Niger River is the most polluted river in Nigeria

Correct Answer: B

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Question 11
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 this region?
Correct A. High rainfall and intense flooding
B. Geological uplift and erosion
C. Human activities such as deforestation and sand mining
D. Tectonic activity and volcanic eruptions

Correct Answer: A

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Question 12
The Earth's atmosphere is composed of several layers, including the troposphere, stratosphere, and mesosphere. Which of the following is a characteristic of the stratosphere?
A. It is the hottest layer of the atmosphere
B. It contains the majority of the Earth's atmospheric gases
C. It is the layer where most of the Earth's weather occurs
Correct D. It is the layer where the ozone layer is located

Correct Answer: D

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Question 13
A map is a representation of the Earth's surface. Which of the following is a type of map projection?
Correct A. Mercator projection
B. Gall-Peters projection
C. Robinson projection
D. Azimuthal equidistant projection

Correct Answer: A

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Question 14
The Niger River is the longest river in West Africa and flows through several countries, including Nigeria, Benin, and Niger. Which of the following is a major economic activity associated with the Niger River?
A. Fishing and aquaculture
B. Irrigation and agriculture
Correct C. Hydroelectric power generation
D. Tourism and recreation

Correct Answer: C

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Question 15
The savannas of West Africa are characterized by a dry season and a wet season. Which of the following is a type of vegetation that is commonly found in the savannas?
A. Tropical rainforest
Correct B. Savanna grassland
C. Mangrove forest
D. Desert scrub

Correct Answer: B

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

Correct Answer: C

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Question 17
A diagram of the Earth's solar system is shown below. Which planet is represented by the blue dot?
A. Mercury
B. Venus
Correct C. Earth
D. Mars

Correct Answer: C

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Question 18
The diagram below shows a cross-section of a river delta. Which of the following is a characteristic of a river delta?
Correct A. A river delta is a landform that forms at the mouth of a river.
B. A river delta is a landform that forms at the source of a river.
C. A river delta is a landform that forms at the midpoint of a river.
D. A river delta is a landform that forms at the end of a river.

Correct Answer: A

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Question 19
The diagram below shows a map of the Earth's magnetic field. Which of the following is a characteristic of the Earth's magnetic field?
Correct A. The Earth's magnetic field is a result of the movement of molten iron in the Earth's core.
B. The Earth's magnetic field is a result of the movement of the Earth's crust.
C. The Earth's magnetic field is a result of the movement of the Earth's atmosphere.
D. The Earth's magnetic field is a result of the movement of the Earth's oceans.

Correct Answer: A

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Question 20
The diagram below shows a cross-section of a mountain range. Which of the following is a characteristic of a mountain range?
Correct A. A mountain range is a series of mountains that form a chain.
B. A mountain range is a series of valleys that form a chain.
C. A mountain range is a series of plateaus that form a chain.
D. A mountain range is a series of hills that form a chain.

Correct Answer: A

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Question 21
The diagram below shows a map of the Earth's climate zones. Which of the following is a characteristic of the Earth's climate zones?
A. The Earth's climate zones are determined by latitude.
B. The Earth's climate zones are determined by altitude.
Correct C. The Earth's climate zones are determined by both latitude and altitude.
D. The Earth's climate zones are determined by neither latitude nor altitude.

Correct Answer: C

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Question 22
The diagram below shows a cross-section of a river. Which of the following is a characteristic of a river?
Question 23
The process of plate tectonics that results in the formation of mountain ranges is known as _______.
A. Volcanism
B. Weathering
Correct C. Orogenesis
D. Denudation

Correct Answer: C

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Question 24
The diagram below shows the Earth's internal structure. Which layer is responsible for generating the Earth's magnetic field?
Correct A. Core
B. Mantle
C. Crust
D. Outer core

Correct Answer: A

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Question 25
The diagram below shows a simple economic model. What is the effect of an increase in the supply of a good on the equilibrium price?
Correct A. Increase
B. Decrease
C. No effect
D. Shift to the left

Correct Answer: A

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