Test Your Knowledge About Indian ocean

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Test Your Knowledge About Indian Ocean - Quiz

The Indian Ocean is the third largest ocean and home to many diverse species and aquatic animals. Take this informative Indian Ocean quiz to see how well you know this ocean. Do you know what the average depth of the Indian ocean is? What important straits are there in the ocean, and what is the largest island in the ocean? This quiz will provide you with many interesting facts and answers. Get started! Do not forget to share the quiz with others.


Questions and Answers
  • 1. 

    The deepest point in the Indian Ocean is

    • A.

      Mariana Trench

    • B.

      Sunda Trench

    • C.

      Bougainville Trench

    • D.

      Aleutian Trench

    Correct Answer
    B. Sunda Trench
    Explanation
    The Sunda Trench is the correct answer because it is the deepest point in the Indian Ocean. It is located off the coast of Indonesia and reaches a depth of over 7,000 meters. The Mariana Trench is the deepest point in the world but it is located in the Pacific Ocean, not the Indian Ocean. The Bougainville Trench and Aleutian Trench are also located in the Pacific Ocean, so they are not the correct answers for the deepest point in the Indian Ocean.

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  • 2. 

    The strait that separates the Andaman Sea (Indian Ocean) and the South China Sea (Pacific Ocean) is

    • A.

      Kerch Strait

    • B.

      Strait of Malacca 

    • C.

      Bass Strait

    • D.

      Sunda Strait 

    Correct Answer
    B. Strait of Malacca 
    Explanation
    The correct answer is the Strait of Malacca. The Strait of Malacca is a narrow stretch of water located between the Andaman Sea and the South China Sea. It is one of the most important shipping lanes in the world, connecting the Indian Ocean to the Pacific Ocean. The strait is strategically significant as it is a major trade route for oil shipments and other goods between Asia, Europe, and the Middle East.

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  • 3. 

    The average depth of the Indian Ocean is

    • A.

      Approx 20,000 ft

    • B.

      Approx 10,000 feet

    • C.

       approx 12,000 feet 

    • D.

      Approx 8000 feet

    Correct Answer
    C.  approx 12,000 feet 
    Explanation
    The correct answer is approximately 12,000 feet. This is the average depth of the Indian Ocean.

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  • 4. 

    The Indian Ocean is the warmest in the world.

    • A.

      True

    • B.

      False

    Correct Answer
    A. True
    Explanation
    The Indian Ocean is the warmest in the world because it is located in the tropical region and receives direct sunlight throughout the year. The ocean's warm temperature is also influenced by the Indian Ocean Dipole, a climate phenomenon that causes warm waters to accumulate in the region. Additionally, the Indian Ocean is surrounded by landmasses that limit the exchange of cooler waters from other oceans, further contributing to its warm temperature.

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  • 5. 

    The smallest island in the Indian Ocean is

    • A.

      Diego Garcia Island

    • B.

       Bitra Island 

    • C.

      Tromelin Island

    • D.

      Pagai-Utara Island

    Correct Answer
    B.  Bitra Island 
    Explanation
    Bitra Island is the correct answer because it is the smallest island in the Indian Ocean. The other options, Diego Garcia Island, Tromelin Island, and Pagai-Utara Island, are not the smallest islands in the Indian Ocean.

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  • 6. 

    The largest island in the Indian Ocean is

    • A.

      Mauritius

    • B.

      Madagascar

    • C.

      Seychelles

    • D.

      Sri Lanka

    Correct Answer
    B. Madagascar
    Explanation
    Madagascar is the correct answer because it is the largest island in the Indian Ocean. With an area of approximately 587,041 square kilometers, it surpasses the other options given. Madagascar is known for its unique biodiversity, with many endemic species found only on the island. It is located off the eastern coast of Africa and is a popular tourist destination for its stunning landscapes and diverse wildlife.

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  • 7. 

    Which country does not share its boundary with the Indian ocean?

    • A.

      India

    • B.

      Pakistan

    • C.

      Thailand

    • D.

      Libya

    Correct Answer
    D. Libya
    Explanation
    Libya is the correct answer because it is the only country listed that does not share its boundary with the Indian Ocean. India, Pakistan, and Thailand all have coastlines along the Indian Ocean, while Libya is located in North Africa and does not have any coastline along the Indian Ocean.

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  • 8. 

    Diego Garcia is an overseas territory of

    • A.

      France

    • B.

      United Kingdom

    • C.

      United States of America

    • D.

      Russia

    Correct Answer
    B. United Kingdom
    Explanation
    Diego Garcia is an overseas territory of the United Kingdom. This means that although it is located far from the UK, Diego Garcia is under the sovereignty and control of the UK government. The UK has maintained a military base on the island since the 1970s and it is used for various strategic purposes. The UK's control over Diego Garcia has been a subject of controversy and legal disputes, but it remains under British jurisdiction.

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  • 9. 

    Which ridge is the largest in the Indian Ocean?

    • A.

      South East Indian Ridge 

    • B.

      Carlsberg ridge

    • C.

      Ninetyeast Ridge

    • D.

      South West Indian Ridge

    Correct Answer
    C. Ninetyeast Ridge
    Explanation
    The Ninetyeast Ridge is the largest ridge in the Indian Ocean. It extends from the Bay of Bengal to the southern Indian Ocean and is approximately 5,000 kilometers long. The ridge is formed by volcanic activity and is characterized by a series of underwater mountains and valleys. It plays a significant role in the tectonic activity of the region and is an important geological feature in the Indian Ocean.

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  • 10. 

    Countries that are separated by the Mozambique channel are

    • A.

      Zimbabwe and Mozambique

    • B.

      South Africa and Mozambique

    • C.

      Madagascar and Mozambique

    • D.

      Namibia and Mozambique

    Correct Answer
    C. Madagascar and Mozambique
    Explanation
    The countries that are separated by the Mozambique channel are Madagascar and Mozambique. The Mozambique Channel is a body of water that separates the island of Madagascar from the mainland of Mozambique. It is located in the Indian Ocean and is an important shipping route for trade between Africa and Asia.

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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Nov 16, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Feb 25, 2023
    Quiz Created by
    Sophia Smith
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