Gce Model Questions Vol1 2018 Geography Question 8

Practice essay / theory question 8 from the 2018 Gce Model Questions Vol1 Geography examination. This question covers Drainage, Hydrology, River Basin Management, Climate Change .

Gce Model Questions Vol1 2018 Geography Essay / Theory
Topics: Drainage Hydrology River Basin Management Climate Change
Question 8 GCE_MODEL_QUESTIONS_VOL1 • 2018 • GEOGRAPHY • essay

The Benue River basin in central Nigeria exhibits a dendritic drainage pattern with a total catchment area of 180 000 km². The basin receives an average runoff coefficient of 0.45 and an annual precipitation of 1 200 mm.

Question Parts

( a )
Calculate the mean annual discharge (in cubic metres per second) that would be expected from the basin, showing all steps.
( b )
The basin is classified as being in a mature stage of development. Explain the geomorphological evidence that supports this classification.
( c )
Climate projections indicate a 10 % increase in annual precipitation and a 15 % decrease in vegetation cover over the next three decades. Evaluate the likely impacts on flood frequency and sediment load, and propose two integrated river‑basin management strategies to address these challenges.

Detailed Solution & Marking Scheme

Get the step-by-step solution, key points required by examiners and detailed marking guidance through the Edcrib AI Tutor.

Reveal Answer

About This Question

This is Gce Model Questions Vol1 2018 Geography Question 8. It is one of the essay questions from the 2018 Gce Model Questions Vol1 Geography examination.

The question covers Drainage, Hydrology, River Basin Management, Climate Change .

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

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support