Practice 51 Major Rivers & Lakes multiple-choice questions with detailed answers and explanations. Ideal for RAS/RPSC exam preparation.
Q1. The highest waterfall in the world is:
Explanation
Angel Falls (979 m) in Venezuela is the world's highest uninterrupted waterfall. Victoria Falls (Zimbabwe-Zambia) is the largest by combined width and height. Niagara Falls (USA-Canada) is the most voluminous in North America.
Q2. The Mozambique Current is a warm current flowing in the:
Explanation
The Mozambique Current is a warm current flowing southward through the Mozambique Channel between Mozambique and Madagascar in the Indian Ocean. It contributes to the Agulhas Current further south. This warm water supports coral reefs and rich marine biodiversity.
Q3. The Mississippi-Missouri river system flows through which country?
Explanation
The Mississippi-Missouri river system (about 6,275 km) is the longest river system in North America and 4th longest in the world. It drains about 40% of the contiguous USA and empties into the Gulf of Mexico near New Orleans.
Q4. The Amazon River has the largest drainage basin in the world, covering approximately:
Explanation
The Amazon drainage basin covers about 7 million km² — about 40% of South America. It carries more water than the next 7 largest rivers combined. The river is about 6,400 km long.
Q5. Which of the following is a cold current in the Atlantic Ocean?
Explanation
The Canary Current is a cold current flowing southward along the northwest coast of Africa. It contributes to the aridity of the coastal Sahara. Other Atlantic cold currents: Labrador, Benguela, Falkland.
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Q6. The largest freshwater lake by surface area in the world is:
Q7. Lake Baikal in Russia is the world's:
Q8. The Amazon River basin is the largest river basin in the world by area. It is primarily located in which country?
Q9. The North Atlantic Drift keeps Western Europe warm. It is an extension of which current?
Q10. The Amazon River basin is the:
Q11. Which is the longest river in Asia?
Q12. The Yangtze (Chang Jiang), the longest river in Asia, flows through:
Q13. The Oyashio Current is a cold current flowing near which country?
Q14. The Humboldt (Peru) Current flows along the coast of:
Q15. Lake Titicaca, the highest navigable lake in the world, is located in:
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