Straits & Canals — Set 3

Correct Answer: D. Honshu and Hokkaido

• **Tsugaru Strait** = located between the Japanese islands of Honshu and Hokkaido, connecting the Sea of Japan with the Pacific Ocean. • **Seikan Tunnel** — the Seikan Tunnel, at 53.85 km the world's longest railway tunnel (until 2016), runs beneath the Tsugaru Strait, linking Honshu and Hokkaido. • 💡 Wrong-option analysis: Kyushu and Shikoku: separated by the Bungo Channel in western Japan; Honshu and Kyushu: separated by the Kanmon Strait at the southwestern tip of Honshu; Honshu and Shikoku: separated by the Seto Inland Sea and Kii Channel.

Correct Answer: D. Corinth Canal

• **Corinth Canal** = cuts through the narrow Isthmus of Corinth in Greece, connecting the Gulf of Corinth with the Saronic Gulf, effectively making the Peloponnese an island. • **6.3 km long** — the Corinth Canal is only 6.3 km long but has nearly vertical limestone walls about 90 m high; it was completed in 1893 and is too narrow for modern large ships. • 💡 Wrong-option analysis: Gota Canal: a famous Swedish canal connecting the North Sea to the Baltic Sea through Sweden's interior; Kiel Canal: connects the North Sea to the Baltic Sea in northern Germany; Suez Canal: connects the Mediterranean Sea to the Red Sea in Egypt.

Correct Answer: D. Southern South America

• **Strait of Magellan** = navigable sea route in southern Chile separating mainland South America from Tierra del Fuego, connecting the Atlantic and Pacific Oceans. • **1520** — year Ferdinand Magellan first sailed through this strait during his circumnavigation of the globe; the strait was named after him for this historic feat. • 💡 Wrong-option analysis: Southeast Asia: no straits of this name exist there; the region has Malacca, Sunda, and Lombok Straits; Northern Europe: home to Skagerrak, Kattegat, and Dover Strait, not Magellan; Central Africa: a landlocked region with no major oceanic straits.

Correct Answer: B. Strait of Hormuz

• **Strait of Hormuz** = narrow waterway separating the Arabian Peninsula (Oman/UAE) from Iran, connecting the Persian Gulf to the Gulf of Oman and Arabian Sea. • **~21% global oil trade** — about 21% of the world's petroleum and 18% of global LNG passes through the Strait of Hormuz, making it the world's most critical energy choke point. • 💡 Wrong-option analysis: Strait of Tiran: separates the Gulf of Aqaba from the Red Sea near Egypt and Saudi Arabia; Strait of Malacca: separates the Malay Peninsula from Sumatra in Southeast Asia; Strait of Bab-el-Mandeb: connects the Red Sea to the Gulf of Aden near Yemen.

Correct Answer: B. Corsica and Sardinia

• **Strait of Bonifacio** = separates the French island of Corsica (north) from the Italian island of Sardinia (south), connecting the Tyrrhenian Sea with the western Mediterranean. • **11 km wide** — the Strait of Bonifacio is about 11 km at its narrowest; it is notorious among sailors for strong winds and tricky currents; named after the town of Bonifacio in Corsica. • 💡 Wrong-option analysis: Sicily and Malta: separated by the Sicily Channel, not the Strait of Bonifacio; Crete and Rhodes: both Greek islands in the Aegean/eastern Mediterranean, separated by open sea; Cyprus and Turkey: separated by a part of the eastern Mediterranean Sea, not the Strait of Bonifacio.

Correct Answer: A. Torres Strait

• **Torres Strait** = body of water between Australia and the Melanesian island of New Guinea, approximately 150 km wide at its narrowest point. • **Cape York** — Torres Strait lies to the north of Cape York Peninsula, the northernmost point of the Australian mainland; named after Spanish explorer Luis Vaez de Torres who sailed through it in 1606. • 💡 Wrong-option analysis: Bass Strait: separates mainland Australia from Tasmania to the south; Sundal Strait: not a recognized geographic name (possibly confused with Sunda Strait between Java and Sumatra); Cook Strait: separates North and South Islands of New Zealand.

Correct Answer: D. Atlantic Ocean

• **North Channel** = strait separating eastern Northern Ireland from southwestern Scotland, connecting the Irish Sea with the Atlantic Ocean. • **20 km wide** — the North Channel is about 20 km at its narrowest point; it is an important shipping route for vessels traveling to and from Liverpool and other British ports. • 💡 Wrong-option analysis: Arctic Ocean: far to the north beyond the British Isles; the Irish Sea has no direct connection to the Arctic; Pacific Ocean: on the opposite side of the globe from the North Channel; Indian Ocean: located in the Southern Hemisphere, far from the British Isles.

Correct Answer: A. Tatar Strait

• **Tatar Strait** = connects the Sea of Okhotsk (north) with the Sea of Japan (south), separating Sakhalin Island from mainland Asia (Russia), also known as the Gulf of Tartary. • **~7 km wide** — at its narrowest point, the Tatar Strait is only about 7.3 km wide; in winter it can freeze over, allowing crossing on foot or by vehicle. • 💡 Wrong-option analysis: Korea Strait: separates the Korean Peninsula from Japan, connecting the East China Sea to the Sea of Japan; Taiwan Strait: separates Taiwan from mainland China; La Perouse Strait: separates Sakhalin Island from Hokkaido, Japan (to the south of Sakhalin).

Correct Answer: C. Baffin Bay

• **Davis Strait** = northern arm of the Atlantic Ocean between mid-western Greenland and Baffin Island (Canada), connecting Baffin Bay to the Labrador Sea. • **John Davis** — named after English explorer John Davis who sailed here in 1585-1587 seeking the Northwest Passage; the strait is about 650 km long. • 💡 Wrong-option analysis: Beaufort Sea: part of the Arctic Ocean north of Alaska and Canada, not connected to Davis Strait directly; Greenland Sea: lies to the northeast of Greenland between Greenland and Svalbard; Hudson Bay: a large body of water in Canada connected to the Atlantic via Hudson Strait, not Davis Strait.

Correct Answer: C. Strait of Messina

• **Strait of Messina** = narrow passage between Sicily and the Calabria region (Italian mainland), connecting the Tyrrhenian Sea with the Ionian Sea. • **3.1 km wide** — the Strait of Messina is only 3.1 km wide at its narrowest point; it is famous for strong tidal currents and inspired the Greek myth of Scylla and Charybdis. • 💡 Wrong-option analysis: Strait of Bonifacio: separates Corsica from Sardinia, not Sicily from mainland Italy; Strait of Otranto: separates Italy from Albania, connecting the Adriatic to the Ionian Sea; Strait of Gibraltar: separates Spain from Morocco, connecting the Atlantic to the Mediterranean.