Neco Model Questions Vol1 2018 Geography Question 7

Practice essay / theory question 7 from the 2018 Neco Model Questions Vol1 Geography examination. This question covers Landforms .

Neco Model Questions Vol1 2018 Geography Essay / Theory

Topic: Landforms

Question 7 NECO_MODEL_QUESTIONS_VOL1 • 2018 • GEOGRAPHY • essay

A region in northern Nigeria consists of a high plateau that has been extensively dissected by a network of valleys, forming a rugged terrain. The plateau has an average slope of about 5 %, receives an average annual rainfall of 1 200 mm, and is underlain by resistant Precambrian granite. The River Z cuts a deep gorge through the plateau and is being considered for the construction of a dam.

Question Parts

( a )

Explain the geomorphological processes that lead to the formation of a dissected plateau such as the one described.

( b )

Given the plateau’s average slope (5 %) and annual rainfall (1 200 mm), discuss the likely pattern of surface runoff and its implications for soil erosion on the plateau.

( c )

The River Z is being considered for a dam at the narrowest part of its gorge through the plateau. Evaluate the suitability of this site, taking into account geological and geomorphological factors, and give two recommendations to improve the dam’s long‑term safety.

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About This Question

This is Neco Model Questions Vol1 2018 Geography Question 7. It is one of the essay questions from the 2018 Neco Model Questions Vol1 Geography examination.

The question covers Landforms .

View More Neco Model Questions Vol1 2018 Geography Questions More Neco Model Questions Vol1 Practice Questions Back to Questions

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