Straits & Canals — Set 2

Correct Answer: C. Atlantic Ocean

• **Strait of Gibraltar** = narrow strait connecting the Atlantic Ocean to the Mediterranean Sea, separating the Iberian Peninsula (Europe) from Morocco (Africa). • **14 km wide** — the minimum width of the Strait of Gibraltar; historically called the 'Pillars of Hercules'; the Rock of Gibraltar on the north side is a British Overseas Territory. • 💡 Wrong-option analysis: Indian Ocean: on the other side of Africa; accessible from the Atlantic via the Cape of Good Hope, not Gibraltar; Pacific Ocean: lies beyond the Americas or Asia, has no direct connection to Gibraltar; Arctic Ocean: located at the North Pole, far from the Mediterranean.

Correct Answer: A. Cook Strait

• **Cook Strait** = separates the North and South Islands of New Zealand, connecting the Tasman Sea (northwest) with the South Pacific Ocean (southeast). • **22 km wide** — the Cook Strait is about 22 km at its narrowest point; named after Captain James Cook, the first European commander to sail through it in 1770. • 💡 Wrong-option analysis: Magellan Strait: located in southern Chile, separating South America from Tierra del Fuego; Bass Strait: separates mainland Australia from Tasmania; Torres Strait: separates mainland Australia from New Guinea.

Correct Answer: C. Baltic Sea

• **Kiel Canal** = 98 km-long freshwater canal in the German state of Schleswig-Holstein, linking the North Sea at Brunsbüttel to the Baltic Sea at Kiel-Holtenau. • **98 km** — the Kiel Canal is 98 km long and is the world's busiest artificial waterway; it allows ships to bypass the 900 km longer route around the Jutland Peninsula. • 💡 Wrong-option analysis: Irish Sea: lies between Ireland and Great Britain, has no canal link to the North Sea; Adriatic Sea: extends between Italy and the Balkans in the Mediterranean region; Norwegian Sea: lies northwest of Norway and connects to the Arctic Ocean.

Correct Answer: B. Sunda Strait

• **Sunda Strait** = the strait between the Indonesian islands of Java and Sumatra, connecting the Java Sea to the Indian Ocean. • **Krakatoa** — the famous volcanic island of Krakatoa (Krakatau) is located within the Sunda Strait; the 1883 eruption was one of the deadliest volcanic events in recorded history. • 💡 Wrong-option analysis: Lombok Strait: separates the islands of Bali and Lombok in Indonesia; Makassar Strait: separates Borneo from Sulawesi in Indonesia; Malacca Strait: separates the Malay Peninsula from Sumatra, connecting Indian and Pacific Oceans.

Correct Answer: B. Sea of Marmara

• **Dardanelles Strait** = narrow natural strait in northwestern Turkey connecting the Aegean Sea to the Sea of Marmara, historically known as the Hellespont. • **61 km long** — the Dardanelles is 61 km long; together with the Bosphorus, it forms the Turkish Straits linking the Mediterranean and Black Seas; site of the WWI Gallipoli Campaign. • 💡 Wrong-option analysis: Tyrrhenian Sea: part of the Mediterranean between Italy, Sardinia, and Sicily, not connected to the Dardanelles; Ionian Sea: between Italy and Greece, no direct connection via Dardanelles; Sea of Azov: connected to the Black Sea via Kerch Strait, not Dardanelles.

Correct Answer: B. Strait of Johor

• **Strait of Johor** = separates the Malaysian state of Johor (Malay Peninsula) from the island nation of Singapore, also known as the Tebrau Strait. • **Two land links** — the Johor-Singapore Causeway (1924) and the Tuas Second Link bridge this narrow strait; it is only about 1.2 km wide at its narrowest point. • 💡 Wrong-option analysis: Singapore Strait: runs to the south of Singapore island between Singapore and Indonesian islands; Luzon Strait: separates Taiwan from the Philippines in the Pacific; Strait of Malacca: the larger strait between the Malay Peninsula and Sumatra.

Correct Answer: A. Madagascar

• **Mozambique Channel** = arm of the Indian Ocean located between southeastern Africa (Mozambique) and the island of Madagascar, a major shipping route for oil tankers from the Middle East. • **1,600 km long** — the Mozambique Channel is approximately 1,600 km long and 400 km wide; it is the fourth-longest strait/channel in the world. • 💡 Wrong-option analysis: Mauritius: a small island nation located about 900 km east of Madagascar in the Indian Ocean, not adjacent to the African mainland; Comoros: an archipelago located within the northern Mozambique Channel, not the major island separating it; Seychelles: located northeast of Madagascar, far north of the channel.

Correct Answer: D. Palk Strait

• **Palk Strait** = narrow strip of sea separating India (Tamil Nadu) from Sri Lanka, connecting Bay of Bengal to Palk Bay. • **53 km** — the Palk Strait is only about 53 km wide at its narrowest point; Adam's Bridge (Ram Setu) is a chain of limestone shoals located across this strait. • 💡 Wrong-option analysis: Duncan Passage: separates South Andaman Island from Little Andaman in the Andaman Islands; Nine Degree Channel: separates Lakshadweep islands from the Maldives; Ten Degree Channel: separates the Andaman and Nicobar Islands from each other.

Correct Answer: B. Cuba

• **Strait of Florida** = connects the Gulf of Mexico with the Atlantic Ocean, separating the Florida Keys (USA) from Cuba. • **Florida Current** — the Strait of Florida contains the Florida Current, which is the beginning of the Gulf Stream, the warm ocean current that influences European climate. • 💡 Wrong-option analysis: Bahamas: an archipelago to the northeast of Cuba; the nearby passage is called the Old Bahama Channel; Mexico: shares the Gulf of Mexico with Florida but is to the west, not separated by this strait; Jamaica: located south of Cuba in the Caribbean, far from Florida Keys.

Correct Answer: B. Hudson Strait

• **Hudson Strait** = connects the Atlantic Ocean and Labrador Sea to Hudson Bay in Canada, lying between Baffin Island and the northern coast of Quebec. • **800 km long** — Hudson Strait is about 800 km long; named after Henry Hudson, English explorer who sailed through it in 1610 seeking the Northwest Passage. • 💡 Wrong-option analysis: Denmark Strait: separates Greenland from Iceland between the Arctic and Atlantic Oceans; Davis Strait: connects Baffin Bay to the Labrador Sea between Greenland and Baffin Island; Baffin Strait: not a recognized geographic feature (Baffin Bay is the correct term for that region).