Gce Model Questions Vol1 2022 Geography Question 8

Practice essay / theory question 8 from the 2022 Gce Model Questions Vol1 Geography examination. This question covers Drainage .

Gce Model Questions Vol1 2022 Geography Essay / Theory
Topic: Drainage
Question 8 GCE_MODEL_QUESTIONS_VOL1 • 2022 • GEOGRAPHY • essay

A river basin in northern Nigeria has the following characteristics: - Catchment area: 2 500 km² - Mean annual rainfall: 1 200 mm - Average annual evapotranspiration: 600 mm - Mean annual discharge at the basin outlet: 50 m³ s⁻¹ - Main river gradient: 0.0015 (gentle) - River pattern: meandering You are required to analyse the hydrology of the basin and assess its suitability for a small hydro‑electric scheme.

Question Parts

( a )
Calculate the runoff coefficient for the basin. Show all steps and state any assumptions you make.
( b )
Explain how the basin’s gentle gradient and meandering river pattern influence the flood risk in the downstream area.
( c )
The basin is being considered for a small hydro‑electric project. Evaluate two advantages and two disadvantages of developing such a scheme, using the hydrological data provided.

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About This Question

This is Gce Model Questions Vol1 2022 Geography Question 8. It is one of the essay questions from the 2022 Gce Model Questions Vol1 Geography examination.

The question covers Drainage .

View More Gce Model Questions Vol1 2022 Geography Questions More Gce Model Questions Vol1 Practice Questions Back to Questions

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