Neco Model Questions Vol1 2023 Geography Question 38
Practice objective / multiple choice question 38 from the 2023 Neco Model Questions Vol1 Geography examination.
A longitudinal profile of a river valley is given: point A (up‑stream) is at elevation 250 m, point D (down‑stream) at 150 m, and the horizontal distance AD is 4 km. Mid‑point B lies 1.5 km from A and has elevation 210 m; point C lies 2.5 km from A with elevation 180 m. (i) Calculate the average gradient of the valley floor between A and D as a percentage. (ii) Based on the gradient, state whether the valley is likely youthful (V‑shaped) or mature (U‑shaped).
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About This Question
This is Neco Model Questions Vol1 2023 Geography Question 38. It is one of the objective questions from the 2023 Neco Model Questions Vol1 Geography examination.
Difficulty level: Medium .
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