Neco 2025 Geography Question 2
Practice objective / multiple choice question 2 from the 2025 Neco Geography examination.
A catchment area of \(12\ \text{km}^2\) receives a uniform rainfall of \(30\ \text{mm}\) over a period of \(2\ \text{hours}\). The infiltration rate is \(5\ \text{mm h}^{-1}\). (i) Determine the runoff depth (in mm). (ii) Calculate the total runoff volume (in m\(^3\)). (iii) Assuming the runoff is released uniformly over the 2‑hour storm, find the average discharge in m\(^3\) s\(^{-1}\). Show all steps.
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About This Question
This is Neco 2025 Geography Question 2. It is one of the objective questions from the 2025 Neco Geography examination.
Difficulty level: Medium .
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