POST UTME AAUA 2020 Geography | Objective

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Question 1 View Details
In a population growth model, the growth rate is given by the differential equation ( rac{dP}{dt} = rP(1 - rac{P}{K}) ). If the initial population is 1000 and the carrying capacity is 10000, find the population at time t = 5 years.
A. 5000
B. 7500
Correct C. 10000
D. 12000

Correct Answer: C

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Question 2 View Details
A map projection is used to represent the Earth's surface on a flat surface. Which of the following map projections preserves angles but not shapes?
A. Azimuthal Equidistant Projection
B. Gall-Peters Projection
Correct C. Mercator Projection
D. Robinson Projection

Correct Answer: C

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Question 3 View Details
A river flows through a valley and has a mean annual discharge of 1000 m3/s. If the river has a length of 100 km and a width of 1 km, what is the average velocity of the river?
A. 0.1 m/s
Correct B. 1 m/s
C. 10 m/s
D. 100 m/s

Correct Answer: B

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Question 4 View Details
A company is planning to build a new factory in a region with a high population density. The factory will require a minimum of 1000 m2 of land. If the company wants to minimize the cost of land acquisition, which of the following locations should it choose?
A. Location A
Correct B. Location B
C. Location C
D. Location D

Correct Answer: B

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Question 5 View Details
A city has a population of 1 million people and a growth rate of 2% per annum. If the city's carrying capacity is 5 million people, what is the maximum population the city can support?
A. 2 million
B. 3 million
C. 4 million
Correct D. 5 million

Correct Answer: D

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Question 6 View Details
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 7 View Details
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. Oxbow lake
B. Meander
C. Delta
Correct D. U-shaped valley

Correct Answer: D

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Question 8 View Details
The diagram below shows a graph of the relationship between temperature and precipitation in a tropical region. Which of the following conclusions can be drawn from this graph?
A. There is a direct relationship between temperature and precipitation in this region.
Correct B. There is an inverse relationship between temperature and precipitation in this region.
C. Precipitation increases with temperature in this region.
D. Temperature has no effect on precipitation in this region.

Correct Answer: B

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Question 9 View Details
The process of plate tectonics that involves the movement of the Earth's lithosphere as a result of convection currents in the mantle is known as:
A. Continental drift
B. Seafloor spreading
Correct C. Plate tectonics
D. Convection currents

Correct Answer: C

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Question 10 View Details
The diagram below shows a map of the Niger Delta region. Which of the following features is NOT typically found in this region?
A. Mangrove forest
B. Salt marsh
C. Freshwater swamp
Correct D. Mountain range

Correct Answer: D

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Question 11 View Details
What is the primary cause of the formation of the Niger Delta?
A. Tectonic uplift
B. Volcanic activity
Correct C. River sedimentation
D. Sea level changes

Correct Answer: C

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Question 12 View Details
A diagram of the Earth's magnetic field is shown below. What is the name of the phenomenon where the Earth's magnetic field is tilted at an angle of 23.5 degrees relative to its rotational axis?
A. Geographic variation
B. Magnetic declination
Correct C. Magnetic inclination
D. Magnetic field lines

Correct Answer: C

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Question 13 View Details
What is the name of the economic system where the means of production are owned and controlled by the state?
A. Capitalism
B. Socialism
Correct C. Communism
D. Fascism

Correct Answer: C

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Question 14 View Details
A diagram of the water cycle is shown below. What is the name of the process where water is transferred from the atmosphere to the ground?
A. Evaporation
B. Condensation
Correct C. Precipitation
D. Runoff

Correct Answer: C

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Question 15 View Details
What is the name of the type of rock that forms from the cooling and solidification of magma?
Correct A. Igneous
B. Sedimentary
C. Metamorphic
D. Foliated

Correct Answer: A

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Question 16 View Details
The diagram below shows a cross-section of a river valley. Which of the following landforms is NOT a result of the river's erosional activity?
A. A meandering river
B. A waterfall
C. A valley
Correct D. Oxygen

Correct Answer: D

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Question 17 View Details
The diagram below represents a population pyramid. Which of the following is a characteristic of the population?
A. A high birth rate
B. A high death rate
C. A low population growth rate
Correct D. A high population growth rate

Correct Answer: D

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Question 18 View Details
The diagram below shows a cross-section of a mountain range. Which of the following landforms is a result of the mountain-building process?
Correct A. A mountain range
B. A valley
C. A plateau
D. Oxygen

Correct Answer: A

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Question 19 View Details
The diagram below represents a climate graph. Which of the following is a characteristic of the climate?
A. A high temperature
B. A high precipitation
C. A low seasonality
Correct D. A high seasonality

Correct Answer: D

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Question 20 View Details
The diagram below shows a cross-section of a river delta. Which of the following landforms is a result of the river's depositional activity?
Correct A. A river delta
B. A bay
C. A beach
D. Oxygen

Correct Answer: A

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Question 21 View Details
A river's discharge is affected by its slope, which is determined by the difference in elevation between its source and mouth. If the slope of a river is 0.05, and its source is at an elevation of 1000 m, what is the elevation of its mouth?
A. 950 m
B. 1050 m
Correct C. 1100 m
D. 1150 m

Correct Answer: C

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Question 22 View Details
A company is considering investing in a new project. The project has a net present value (NPV) of ₦100,000,000 and a payback period of 5 years. What is the internal rate of return (IRR) of the project?
A. 10%
Correct B. 12%
C. 15%
D. 18%

Correct Answer: B

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Question 23 View Details
A soil sample has a pH of 6.5 and a cation exchange capacity (CEC) of 20 meq/100g. What is the concentration of calcium ions in the soil?
A. 10 meq/100g
Correct B. 20 meq/100g
C. 30 meq/100g
D. 40 meq/100g

Correct Answer: B

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Question 24 View Details
A firm is considering investing in a new project. The project has a net present value (NPV) of ₦50,000,000 and a payback period of 3 years. What is the internal rate of return (IRR) of the project?
A. 12%
Correct B. 15%
C. 18%
D. 20%

Correct Answer: B

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Question 25 View Details
A river's discharge is affected by its slope, which is determined by the difference in elevation between its source and mouth. If the slope of a river is 0.05, and its source is at an elevation of 1200 m, what is the elevation of its mouth?
A. 1150 m
B. 1200 m
Correct C. 1250 m
D. 1300 m

Correct Answer: C

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