MasteryExams
Geography • World GeographyHard

Analyze the geomorphology and hydrological regime of major global river drainage basins: Statement I: The Amazon River basin drains the largest tropical rainforest area in the world and accounts for approximately twenty percent of total global river discharge into oceans. Statement II: The Congo River basin crosses the equator twice, flowing through a vast interior basin and emptying into the Atlantic Ocean via an estuary that lacks a major depositional delta due to strong submarine canyon sediment drainage. Which of the following is correct?

A. Statement I is correct and Statement II is incorrect
B. Statement I is incorrect and Statement II is correct
C. Both Statement I and Statement II are correct✓ Correct Answer
D. Both Statement I and Statement II are incorrect

💡 Solution & Explanation

Both statements are correct as the Amazon discharges the highest volume of water globally, while the Congo's sediment load is funneled directly into deep ocean canyons rather than building a classic surface delta. Hydrologists evaluate discharge volumes and basin areas to compare global river systems. Equatorial rain forest drainage basins maintain high annual runoff due to constant convective precipitation.

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