POST UTME OSUSTECH 2018 Geography | Objective

Practice these randomly selected questions to test your readiness.

Question 1
Using the formula for the area of a circle, ( A = pi r^2 ), calculate the area of a circle with a radius of 5 cm. Round your answer to two decimal places.
A. 78.54 cm^2
B. 78.54 m^2
C. 78.54 km^2
D. 78.54 mm^2
Question 2
The diagram below shows a cross-section of a river valley. Which of the following landforms is a product of fluvial erosion?
A. Valley
B. Meander
C. Oxygen
D. Delta
Question 3
The concept of 'carrying capacity' in environmental management refers to the maximum number of individuals of a species that an environment can sustain indefinitely given the food, habitat, water, and other necessities available in the environment. Which of the following is a key factor that determines the carrying capacity of an environment?
A. Availability of food resources
B. Habitat quality and diversity
C. Water availability and quality
D. Predation pressure
Question 4
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
B. B
C. C
D. D
Question 5
A map scale of 1:50,000 is used to represent a distance of 5 km on the map. What is the actual distance represented by 1 cm on the map?
A. 0.1 km
B. 0.5 km
C. 1 km
D. 5 km
Question 6
The diagram below shows a map of Nigeria's vegetation zones. Which of the following zones is NOT a type of savanna?
A. A
B. B
C. C
D. D
Question 7
The diagram below shows the distribution of vegetation belts in a tropical region. Which of the following is a characteristic of the tropical rainforest belt?
A. High levels of rainfall and humidity
B. Low levels of rainfall and humidity
C. High levels of temperature and low levels of rainfall
D. Low levels of temperature and high levels of rainfall
Question 8
A map shows a river flowing through a valley. The river is 5 km wide and the valley is 10 km long. Using the formula for the area of a rectangle, ( A = l imes w ), calculate the area of the valley.
A. 50 km^2
B. 50 km^2
C. 50 km^2
D. 50 km^2
Question 9
A river's discharge is affected by the following factors: (i) precipitation, (ii) evaporation, (iii) infiltration, and (iv) runoff. Rank these factors in order of their relative importance in determining the river's discharge.
A. i, ii, iii, iv
B. i, iii, ii, iv
C. i, iv, ii, iii
D. ii, i, iii, iv
Question 10
The Earth's climate is influenced by several factors, including the amount of solar energy it receives. What is the primary factor that determines the amount of solar energy the Earth receives?
A. Distance from the Sun
B. Angle of the Earth's axis
C. Atmospheric composition
D. Ocean currents
Question 11
The following table shows the prices of different types of cement in Nigeria. What is the price of a 50kg bag of OPC?
A. ₦2,500
B. ₦3,000
C. ₦3,500
D. ₦4,000
Question 12
The following table shows the distribution of population in Nigeria by region. What is the percentage of the population in the North-West region?
A. 10%
B. 20%
C. 30%
D. 40%
Question 13
A city is experiencing a population growth rate of 2% per annum. If the current population is 200,000, what will be the population after 10 years?
A. 220,000
B. 240,000
C. 260,000
D. 280,000
Question 14
A population of 1000 people is growing at a rate of 10% per annum. Using the exponential growth formula, ( P = P_0 e^{rt} ), calculate the population after 5 years.
A. 1638.62
B. 1638.62
C. 1638.62
D. 1638.62
Question 15
The Niger Delta region is characterized by a unique combination of physical and economic factors. Which of the following is NOT a primary factor contributing to the region's economic importance?
A. Rich oil deposits
B. Strategic location for international trade
C. High population density
D. Agricultural productivity

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