Practice Rivers & Lakes MCQs for PPSC Revenue Officer (BS-16) Geography — topic-wise sets with solved answers.
Q1. The world's longest river is _________.
Answer: Nile
Explanation: The Nile River in Africa, flowing approximately 6,650 km northward through Egypt into the Mediterranean Sea, is recognized as the world's longest river.
Q2. The largest artificial lake in the world is:
Answer: Kariba Lake
Explanation: Kariba Lake on the Zambia-Zimbabwe border, created by Kariba Dam in 1959, holds approximately 180 km³ of water and is recognized as the world's largest artificial lake by volume.
Q3. Warsak Dam is located on which river?
Answer: River Kabul
Explanation: Warsak Dam is built on the Kabul River near Peshawar in Khyber Pakhtunkhwa, completed in 1960 with Canadian assistance, providing hydroelectric power and irrigation.
Q4. The lowest part of Earth is:
Answer: Mariana Trench
Explanation: The Mariana Trench in the western Pacific Ocean, reaching a depth of about 11,034 metres at Challenger Deep, is the lowest and deepest point on Earth.
Q5. The Gomal and Kurram rivers are located in:
Answer: Khyber Pakhtunkhwa
Explanation: The Gomal and Kurram rivers both rise in Afghanistan and flow through Khyber Pakhtunkhwa (formerly part of FATA) before joining the Indus River in Pakistan.
Q6. Which of the following lakes is called the "Paradise of Birds"?
Answer: Haleji
Explanation: Haleji Lake in Thatta District, Sindh, is a protected freshwater reservoir and wildlife sanctuary internationally recognized as a paradise for migratory and resident birds.
Q7. Namal Lake is situated in:
Answer: None of these
Q8. Satpara Lake is situated in _______.
Answer: Baltistan
Q9. Which is the smallest river of Pakistan?
Answer: Ravi
Explanation: The Ravi is the smallest of Pakistan's five major rivers, rising in India and flowing about 901 km before joining the Chenab; it carries significantly less water than the other rivers.
Q10. Manchar Lake is found in _______.
Answer: Dadu District
Explanation: Manchar Lake, the largest natural freshwater lake in Pakistan, is located in Dadu District, Sindh, and is fed by the Indus River and the Aral and Danister hill torrents.
Q11. Which one is the largest salt water lake in the world?
Answer: Caspian Sea
Explanation: The Caspian Sea, bordered by Russia, Kazakhstan, Turkmenistan, Iran, and Azerbaijan, is the world's largest saltwater lake by both surface area (~371,000 km²) and volume.
Q12. Red Lake is found in:
Answer: USA
Q13. The River Nile flows through which of the following cities?
Answer: Cairo
Explanation: The Nile River flows northward through Sudan and Egypt, passing through Cairo before reaching its delta and emptying into the Mediterranean Sea.
Q14. Which of the following is the number of major lakes in the Great African Lakes region?
Answer: 7
Explanation: The Great African Lakes region contains seven major lakes: Victoria, Tanganyika, Malawi, Albert, Edward, Kivu, and Turkana, formed along the East African Rift System.
Q15. The lowest point of South America is:
Answer: Valdes Peninsula
Explanation: The Valdés Peninsula (Valdes Peninsula) in Argentina, at 40 metres below sea level, is the lowest point on the South American continent.
Q16. Volga is the main river of:
Answer: Russia
Q17. How many Great Lakes are there in the world?
Answer: 5
Explanation: The Great Lakes of North America are five in number: Superior, Michigan, Huron, Erie, and Ontario (mnemonic: SMHEO), forming the world's largest system of freshwater lakes.
Q18. The world's largest saltwater lake is:
Answer: Caspian Sea
Q19. Trout Lake is situated in:
Answer: Canada
Explanation: Trout Lake is located in the Northwest Territories of Canada, making it one of the notable lakes in the Canadian interior.
Q20. The River Tigris and River Euphrates belong to:
Answer: Mesopotamian Civilization
Explanation: The Tigris and Euphrates rivers flow through the region historically known as Mesopotamia (modern-day Iraq), the cradle of the Mesopotamian civilization.
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