Practice Post UTME IMS U geography 2020 Past Questions

Question 1

The diagram below shows the cross-section of a river. If the river's discharge is 1000 m3/s, and the average velocity of the water is 2 m/s, what is the width of the river?

A. 10 m

Correct B. 20 m

C. 30 m

D. 40 m

Correct Answer: B

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Question 2

A company is considering two different locations for a new factory. Location A has a labor cost of ₦1000 per hour and a transportation cost of ₦500 per hour, while Location B has a labor cost of ₦1200 per hour and a transportation cost of ₦300 per hour. If the company operates for 8 hours a day, what is the total cost of operating the factory at each location?

A. ₦8000

Correct B. ₦9000

C. ₦10000

D. ₦11000

Correct Answer: B

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Question 3

A rock sample is analyzed and found to have a density of 2.5 g/cm3. If the sample weighs 50 g, what is its volume?

A. 20 cm3

B. 30 cm3

C. 40 cm3

Correct D. 50 cm3

Correct Answer: D

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Question 4

A farmer is considering two different types of fertilizers for his crops. Fertilizer A costs ₦500 per bag and provides 20 kg of nitrogen, while Fertilizer B costs ₦600 per bag and provides 25 kg of nitrogen. If the farmer needs 100 kg of nitrogen, how many bags of each fertilizer should he buy?

A. Fertilizer A: 2 bags, Fertilizer B: 1 bag

Correct B. Fertilizer A: 1 bag, Fertilizer B: 2 bags

C. Fertilizer A: 3 bags, Fertilizer B: 1 bag

D. Fertilizer A: 1 bag, Fertilizer B: 3 bags

Correct Answer: B

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Question 5

A company is considering two different locations for a new factory. Location A has a labor cost of ₦1000 per hour and a transportation cost of ₦500 per hour, while Location B has a labor cost of ₦1200 per hour and a transportation cost of ₦300 per hour. If the company operates for 8 hours a day, what is the total cost of operating the factory at each location?

A. ₦8000

Correct B. ₦9000

C. ₦10000

D. ₦11000

Correct Answer: B

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Question 6

The savannas of Africa are characterized by a distinct vegetation belt, which is influenced by the annual rainfall. What is the approximate annual rainfall threshold for the savannas to transition into grasslands?

A. 600 mm

B. 800 mm

Correct C. 1000 mm

D. 1200 mm

Correct Answer: C

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Question 7

The formation of soil is a complex process that involves the interaction of various factors. What is the primary mechanism by which soil is formed?

A. Weathering and erosion

B. Biological activity and decomposition

C. Chemical precipitation and sedimentation

Correct D. Mechanical compaction and cementation

Correct Answer: D

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Question 8

The concept of carrying capacity is crucial in understanding the relationship between population and the environment. What is the carrying capacity of a given ecosystem?

Correct A. The maximum population size that an ecosystem can support indefinitely

B. The minimum population size required for an ecosystem to function optimally

C. The population size at which an ecosystem begins to experience degradation

D. The population size at which an ecosystem reaches its maximum productivity

Correct Answer: A

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Question 9

The process of urbanization has significant impacts on the environment. What is the primary environmental impact of urbanization?

A. Loss of biodiversity and habitat destruction

Correct B. Increased air and water pollution

C. Soil erosion and land degradation

D. Climate change and global warming

Correct Answer: B

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Question 10

The concept of sustainable development is crucial in addressing the challenges of environmental degradation. What is the primary principle of sustainable development?

Correct A. Meeting the needs of the present without compromising the ability of future generations to meet their own needs

B. Balancing economic growth with environmental protection

C. Prioritizing economic development over environmental concerns

D. Focusing on short-term gains over long-term sustainability

Correct Answer: A

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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 ______________ effect.

A. Foucault effect

Correct B. Coriolis effect

C. Lorentz effect

D. Aberration effect

Correct Answer: B

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Question 12

The population growth rate of Nigeria can be described by the ______________ model.

A. Exponential growth model

Correct B. Logistic growth model

C. Sigmoid growth model

D. Harmonic growth model

Correct Answer: B

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Question 13

The Niger Delta region is characterized by a ______________ climate.

A. Tropical savanna climate

Correct B. Tropical monsoon climate

C. Humid subtropical climate

D. Mediterranean climate

Correct Answer: B

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Question 14

The ______________ belt in Nigeria is characterized by a high concentration of population and economic activities.

A. Sahel belt

B. Sudan savanna belt

Correct C. Guinea savanna belt

D. Mangrove belt

Correct Answer: C

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Question 15

The map below shows the ______________ of Nigeria.

A. Location of major cities

Correct B. Location of major rivers

C. Location of major mountains

D. Location of major deserts

Correct Answer: B

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Question 16

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. Disease prevalence

Correct D. Climate change

Correct Answer: D

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Question 17

The Earth's magnetic field is generated by the movement of molten iron in its outer core. What is the primary mechanism responsible for this movement?

Correct A. Thermal convection

B. Electromagnetic induction

C. Gravitational forces

D. Tidal forces

Correct Answer: A

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Question 18

The Amazon rainforest is a prime example of a tropical rainforest ecosystem. Which of the following characteristics is NOT typical of this type of ecosystem?

A. High levels of biodiversity

B. Tall canopy layer

Correct C. Seasonal changes in temperature

D. High levels of precipitation

Correct Answer: C

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Question 19

The concept of 'sustainable development' is central to environmental management. What is the primary goal of sustainable development?

A. To maximize economic growth

B. To minimize environmental degradation

C. To ensure social equity

Correct D. To balance economic, social, and environmental needs

Correct Answer: D

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Question 20

The process of 'weathering' is an important mechanism of rock breakdown. Which of the following types of weathering is NOT a chemical process?

A. Hydrolysis

B. Oxidation

C. Freeze-thaw action

Correct D. Mechanical weathering

Correct Answer: D

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Question 21

What is the primary cause of soil erosion in the Niger Delta region?

A. Deforestation

B. Overgrazing

C. Rainfall intensity

Correct D. Human activities

Correct Answer: D

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Question 22

A map shows a river flowing through a valley. What type of landform is this?

A. Foothill

Correct B. Valley

C. Plateau

D. Mountain

Correct Answer: B

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Question 23

What is the process by which rocks are formed from the cooling and solidification of magma?

A. Metamorphism

Correct B. Igneous intrusion

C. Weathering

D. Plate tectonics

Correct Answer: B

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Question 24

A population of 1000 people is growing at a rate of 5% per year. What is the population after 10 years?

A. 1500

B. 2000

C. 2500

Correct D. 3000

Correct Answer: D

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Question 25

What is the primary cause of desertification in the Sahel region?

A. Climate change

Correct B. Overgrazing

C. Population growth

D. Agricultural activities

Correct Answer: B

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