Straits & Canals — Set 5

Correct Answer: C. Strait of Dover

• **Strait of Dover** = narrowest part of the English Channel, separating southeastern England (UK) from northern France, connecting the English Channel to the North Sea. • **33 km** — the Dover Strait is 33 km wide at its narrowest point between Dover (UK) and Calais (France); the Channel Tunnel (Chunnel) opened in 1994 runs beneath it. • 💡 Wrong-option analysis: Palk Strait: separates India from Sri Lanka in the Indian Ocean region; Strait of Gibraltar: separates Spain from Morocco, connecting the Atlantic to the Mediterranean; Bering Strait: separates Russia from Alaska, connecting the Arctic Ocean to the Pacific.

Correct Answer: A. Sumatra

• **Strait of Malacca** = separates the Malay Peninsula from the Indonesian island of Sumatra, the primary transit route for trade between East Asia and the West. • **Singapore** — Singapore is located at the southern end of the Strait of Malacca; the strait handles approximately 25% of world trade including one-third of global shipping trade. • 💡 Wrong-option analysis: Borneo: the world's third-largest island, lies to the east of the Malay Peninsula separated by the South China Sea; Bali: a small Indonesian island in the east, separated from Java by the Lombok Strait; Java: separated from Sumatra by the Sunda Strait, not the Malacca Strait.

Correct Answer: C. Bass Strait

• **Bass Strait** = separates the Australian mainland from the island of Tasmania, connecting the Indian Ocean with the Tasman Sea. • **George Bass** — named after surgeon George Bass who first proved Tasmania's island status during his 1798-99 voyage; the strait is approximately 240 km wide. • 💡 Wrong-option analysis: Cook Strait: separates the North and South Islands of New Zealand; Torres Strait: separates mainland Australia from New Guinea to the north; Davis Strait: separates Greenland from Baffin Island in Canada.

Correct Answer: D. Aegean Sea

• **Dardanelles Strait** = in Turkey, connects the Sea of Marmara to the Aegean Sea; together with the Bosphorus, it links the Black Sea to the Mediterranean, historically known as the Hellespont. • **Gallipoli** — the Dardanelles gained global significance as the site of the Gallipoli Campaign in World War I (1915-16) when Allied forces attempted to seize control of the Turkish Straits. • 💡 Wrong-option analysis: Black Sea: connected to the Sea of Marmara via the Bosphorus, not the Dardanelles (they are the two ends of the Turkish Straits); Red Sea: located in the Middle East, connected to the Indian Ocean via Bab-el-Mandeb; Caspian Sea: a landlocked body of water with no connection to the Black Sea or Dardanelles.

Correct Answer: D. Strait of Florida

• **Strait of Florida** = connects the Gulf of Mexico to the Atlantic Ocean, separating the Florida Keys (USA) from the island of Cuba. • **Florida Current** — the Strait of Florida contains the Florida Current, which becomes the Gulf Stream; it is a heavily used passage for commercial and cruise ships between the Gulf of Mexico and the Atlantic. • 💡 Wrong-option analysis: Strait of Hormuz: connects the Persian Gulf to the Gulf of Oman in the Middle East; Davis Strait: separates Greenland from Baffin Island in Canada; Strait of Gibraltar: separates Spain from Morocco, connecting the Atlantic to the Mediterranean.

Correct Answer: A. Sumatra and Java

• **Strait of Sunda** = connects the Java Sea to the Indian Ocean, separating the Indonesian islands of Sumatra and Java. • **Krakatoa** — the volcanic island of Krakatoa (Krakatau) lies within the Sunda Strait; the catastrophic 1883 eruption killed over 36,000 people and was heard 4,800 km away. • 💡 Wrong-option analysis: Honshu and Hokkaido: separated by the Tsugaru Strait in Japan; Java and Bali: separated by the Bali Strait in Indonesia; Borneo and Sumatra: separated by the Karimata Strait, not the Sunda Strait.

Correct Answer: A. Tsugaru Strait

• **Tsugaru Strait** = located between Honshu and Hokkaido in Japan, connects the Sea of Japan to the Pacific Ocean. • **Seikan Tunnel** — the Seikan Tunnel (53.85 km, world's longest undersea railway tunnel) runs beneath the Tsugaru Strait, connecting the islands of Honshu and Hokkaido. • 💡 Wrong-option analysis: Bering Strait: separates Russia from Alaska, connecting the Arctic Ocean to the Pacific; Palk Strait: separates India from Sri Lanka, connecting the Bay of Bengal to Palk Bay; Malacca Strait: connects the Indian and Pacific Oceans between the Malay Peninsula and Sumatra.

Correct Answer: D. Baffin Island

• **Davis Strait** = separates Greenland from Baffin Island (Canada), connecting the Labrador Sea to Baffin Bay; it is part of the Northwest Passage route. • **John Davis** — named after English explorer John Davis (1585-1587) who sought the Northwest Passage; the strait is about 650 km long and up to 350 km wide. • 💡 Wrong-option analysis: Iceland: separated from Greenland by the Denmark Strait, not the Davis Strait; Ireland: a European island separated from Britain by the Irish Sea, far from Greenland; Newfoundland: a Canadian island province separated from mainland Canada by the Strait of Belle Isle, not adjacent to the Davis Strait.

Correct Answer: B. Cook Strait

• **Cook Strait** = separates the North and South Islands of New Zealand, connecting the Tasman Sea to the South Pacific Ocean. • **Captain James Cook** — named after Captain James Cook who first sailed through it in 1770; the strait is 22 km wide at its narrowest and is known for rough, unpredictable seas. • 💡 Wrong-option analysis: Bass Strait: separates mainland Australia from Tasmania, not New Zealand's islands; Magellan Strait: located in southern Chile, separating South America from Tierra del Fuego; Palk Strait: separates India from Sri Lanka in South Asia.

Correct Answer: D. Madagascar

• **Mozambique Channel** = arm of the Indian Ocean between Mozambique (southeastern Africa) and Madagascar, approximately 1,600 km long, an important route for oil tankers from the Middle East. • **1,600 km long** — the Mozambique Channel is the fourth-longest channel in the world; Madagascar, the world's fourth-largest island, lies to the east of the channel, separated from Africa by this waterway. • 💡 Wrong-option analysis: Seychelles: an archipelago located far northeast of Madagascar in the Indian Ocean, not adjacent to the African mainland; Comoros: a small island nation located within the northern part of the Mozambique Channel, not the major island the channel separates; Mauritius: a small island nation about 900 km east of Madagascar, not adjacent to mainland Africa.