The Straits

Total Questions: 16

1. Malacca Strait facilitates movement from [44th B.P.S.C. (Pre) 2000]

Correct Answer: (a) Indian Ocean to China Sea
Solution:Strait of Malacca runs between Indonesia and Malaysia. The Strait of Malacca connects Andman sea (Indian ocean) to South China sea. Thus, Statement (A) is correct.
  • Strait of Malacca is the shortest transportation route between the Far East and Indian Ocean.
  • Approximately 60 percent of the world's maritime transport passes through the Strait of Malacca.
  • The Strait of Malacca is on the transport route of approximately 25 percent of the oil transported between the Middle East and Asia.
  • With the increase in the population and wealth of China and other regional powers, this ratio is increasing steadily.
  • The Strait of Malacca plays a key geographical role for the entire Indo-Pacific region. For this reason, many countries in the region, including China and even the USA, are dependent on the Strait of Malacca

2. Between India and East Asia, the navigation time and distance can be greatly reduced by which of the following? [I.A.S. (Pre) 2011]

1. Deepening the Malacca Straits between Malaysia and Indonesia.

2. Opening a new canal between the Gulf of Siam and the Andaman Sea.

Which of the statements given above is/are correct?

Correct Answer: (b) 2 only
Solution:Between India and East Asia, the navigation time and distance could be greatly reduced by opening a new canal between the Gulf of Siam and the Andaman Sea. Thus, only statement (2) is correct.

3. Which Strait separates Europe from Africa: [U.P.P.C.S. (Pre) 1999]

Correct Answer: (b) Gibraltar
Solution:The Strait of Gibraltar separates Europe from Africa. It connects the Atlantic Ocean to the Mediterranean Sea.
  • Its narrowest point between Morocco's Point Cires and Spain's Point Marroquí.
  • Its depth ranges from 300 to 900 m and it forms a significant gap between the high plateau of Spain and the Atlas Mountains of Northern Africa.
  • Formation: Geological studies have revealed that the Strait was formed due to the northward movement of the African Plate towards the European Plate.
  • Water flow: The Atlantic Ocean and the Mediterranean Sea have different salinity levels and therefore the highly saline waters from the
  • Mediterranean Sea flow outward and underneath the currents from the Atlantic Ocean, whereas the less saline Atlantic waters flow inward and on top of the Mediterranean Sea current.
  • It acts as a chokepoint for the ships that move into or out of the Mediterranean Sea. However, it also functions as a vital shipping route for the countries of northern Africa, southern Europe, and western Asia.
  • An important port located on the Strait of Gibraltar is the Moroccan port of Tanger-Med, near Tangier.

4. Strait of Hormuz lies between [U.P.P.C.S. (Mains) 2005]

Correct Answer: (b) Persian Gulf and Gulf of Oman
Solution:
  • It is a narrow waterway between Iran and the Arabian Peninsula, specifically the United Arab Emirates, and Musandam (Oman).
  • It connects the Persian Gulf to the Gulf of Oman.
  • Iran is located on the north coast, while the UAE is on the south coast.
  • The Gulf of Oman is on the Strait's east, while the Persian Gulf is on the west.
  • The strait is 167 kilometers long, with its width varying from 39 kilometers to 95 kilometers.
  • Its width narrows towards the north but still allows for the passage of large vessels.
  • Some of the islands located in the Strait of Hormuz are Hengam, Hormuz, and Qishm.
  • The Strait of Hormuz is considered one of the world's most economically important choke points.
  • About 30% of the world's liquefied gas and 25% of oil pass through the Strait of Hormuz.

5. The strait which separates Asia from North America is- [U.P. Lower Sub. (Pre) 2004]

Correct Answer: (a) Bering Strait
Solution:Bering Strait separates Asia from North America. It is located at easternmost point of Russia at 169°43' east longitude and western end (Alaska) of USA at 168°05' west longitude. 85 Km wide strait connects the Chukchi Sea (part of the Arctic Ocean) in the north with the Bering Sea (part of the Pacific Ocean) in the south.

6. Which one of the following waterways has more economic and strategic significance? [M.P. P.C.S. (Pre) 2021]

Correct Answer: (c) Suez canal
Solution:The "Suez Canal" is one of the world's largest artificial canals built in the Isthmus of Suez of Egypt. Due to the construction of this canal, the distance between Europe and India has reduced by 7000 kms. About 12% of global trade passes through it, representing 30% of all global container traffic annually. It is extremely important waterways because of its strategic location between Red Sea and Mediterranean.

7. The strait connecting the Arctic and Pacific Oceans is - [R.A.S./R.T.S. (Pre) 1994]

Correct Answer: (a) Bering
Solution:The "Suez Canal" is one of the world's largest artificial canals built in the Isthmus of Suez of Egypt. Due to the construction of this canal, the distance between Europe and India has reduced by 7000 kms. About 12% of global trade passes through it, representing 30% of all global container traffic annually. It is extremely important waterways because of its strategic location between Red Sea and Mediterranean.

8. Ten Degree Channel separates-la [U.P.U.D.A./L.D.A. (Pre) 2001]

Correct Answer: (a) Andaman from Nicobar Islands
Solution:The Ten Degree Channel separates the Andaman and Nicobar islands in the Bay of Bengal. The two sets of islands together form the Indian Union Territory of Andaman and Nicobar Islands. It is so named as it lies on the 10º northern latitude.

9. Through which one of the following straits does a tunnel connect the United Kingdom and France? [I.A.S. (Pre) 2007, U.P.P.C.S. (Mains) 2007]

Correct Answer: (c) Strait of Dover
Solution:Dover Strait marks the boundary between the English channel and the North Sea. There are three marine tunnels through Dover Strait on the eastern part of English channel which connect England and France. These tunnels connect Folkestone in Kent of England with Coquelles in Pas-de- Calais of France.

10. Strait of Dover connects - [U.P.P.C.S. (Mains) 2010]

Correct Answer: (c) The English Channel and the North Sea
Solution:Dover Strait marks the boundary between the English channel and the North Sea. There are three marine tunnels through Dover Strait on the eastern part of English channel which connect England and France. These tunnels connect Folkestone in Kent of England with Coquelles in Pas-de- Calais of France.