Oceans & Seas MCQs set 2 for PPSC Forest / Wildlife Officer (BS-17) Geography — 20 solved questions.
Q1. The Suez Canal connects:
Answer: Red Sea and Mediterranean Sea
Explanation: The Suez Canal, opened in 1869, connects the Red Sea (Gulf of Suez) in the south with the Mediterranean Sea in the north, cutting through Egypt.
Q2. The latitudinal differences in pressure delineate a number of major pressure zones, which correspond with _______.
Answer: zones of climate
Q3. The ratio between land and oceans by area is:
Answer: 70.8 percent and 29.2 percent
Explanation: Earth's surface is covered by approximately 70.8% water (oceans) and 29.2% land; the question lists land first then oceans, giving the ratio as 29.2% land to 70.8% ocean.
Q4. The largest ocean of the world is:
Answer: Pacific Ocean
Explanation: The Pacific Ocean, covering about 165 million km², is the largest ocean in the world, accounting for nearly half of Earth's water surface.
Q5. The Suez Canal connects the Mediterranean Sea with:
Answer: Red Sea
Explanation: The Suez Canal connects the Mediterranean Sea in the north with the Red Sea (via the Gulf of Suez) in the south, providing a direct shipping route between Europe and Asia.
Q6. The world's deepest trench, the Mariana Trench, is located in:
Answer: Pacific Ocean
Explanation: Located in the western Pacific Ocean near the Mariana Islands, the Mariana Trench reaches a maximum depth of about 11,034 metres at Challenger Deep, making it the deepest point on Earth.
Q7. What is the name of the ocean that lies between Europe and the United States?
Answer: Atlantic Ocean
Explanation: The Atlantic Ocean lies between Europe and the United States, connecting them across a span of roughly 6,000 km.
Q8. A bore is caused by:
Answer: Rising tide with meeting river currents
Explanation: A bore (tidal bore) occurs when a strong incoming tide is funnelled into a narrowing estuary, causing it to collide with the outflowing river current and form a wave front.
Q9. The Red Sea is an inlet of the Indian Ocean between:
Answer: Africa and Asia
Explanation: The Red Sea is a narrow inlet of the Indian Ocean that separates northeastern Africa from the Arabian Peninsula, which is part of Asia.
Q10. What are the two seas linked by the Suez Canal?
Answer: The Mediterranean and the Red Sea
Explanation: The Suez Canal, opened in 1869, provides a direct navigable passage between the Mediterranean Sea and the Red Sea, eliminating the need to circumnavigate Africa.
Q11. The Suez Canal connects the:
Answer: Mediterranean Sea and the Red Sea
Explanation: Opened in 1869, the Suez Canal cuts through Egypt to link the Mediterranean Sea with the Red Sea, providing a direct shipping route between Europe and Asia.
Q12. The knowledge about the topography of the ocean basin has been derived from?
Answer: all of these
Explanation: Echo sounders, seismic surveying, and side-scan sonar are all key technologies used to map the three-dimensional topography of ocean basins.
Q13. The Agulhas current a significant surface ocean current form with the Mozambique current and
Answer: Madagascar current
Q14. Montuosa Island is in the:
Answer: Pacific Ocean
Explanation: Montuosa Island is a small uninhabited island belonging to Panama, located in the Pacific Ocean off its western coast.
Q15. Which one is the biggest ocean in the world?
Answer: Pacific
Explanation: The Pacific Ocean covers about 165 million km², which is larger than all of Earth's landmass combined, making it the world's biggest ocean by both area and depth.
Q16. Huge mass of land surrounded by ocean from at least three sides is called:
Answer: Peninsula
Explanation: A peninsula is a landform surrounded by water on three sides while remaining connected to a mainland, such as the Arabian or Indian peninsulas.
Q17. Tropical storms become hurricanes in which ocean?
Answer: Atlantic Ocean
Q18. Which canal connects the Pacific and Atlantic oceans:
Answer: Panama Canal
Explanation: The Panama Canal, completed in 1914, cuts across the Isthmus of Panama to create an approximately 82 km waterway linking the Atlantic and Pacific oceans.
Q19. The greatest depth in the Indian Ocean is:
Answer: Java Trench
Explanation: The Java Trench (Sunda Trench), reaching a depth of about 7,725 metres, is the deepest point in the Indian Ocean.
Q20. Which of the following is not an island in the Mediterranean Sea?
Answer: Phuket
Explanation: Phuket is a Thai island located in the Andaman Sea in Southeast Asia, not in the Mediterranean Sea; the other three options are all Mediterranean islands.