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Islands and Coral Reefs: A Challenge for the Knowledgeable

Description: Islands and Coral Reefs: A Challenge for the Knowledgeable
Number of Questions: 15
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Tags: islands coral reefs geography environment
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Which island group is located in the Bay of Bengal and is known for its pristine beaches, lush vegetation, and rich marine life?

  1. Andaman and Nicobar Islands

  2. Lakshadweep Islands

  3. Maldives Islands

  4. Sri Lanka


Correct Option: A
Explanation:

The Andaman and Nicobar Islands are a group of islands located in the Bay of Bengal, known for their natural beauty, diverse flora and fauna, and rich cultural heritage.

What is the largest coral reef in the world, stretching over 2,300 kilometers along the coast of Australia?

  1. Great Barrier Reef

  2. Mesoamerican Barrier Reef

  3. Red Sea Coral Reef

  4. Ningaloo Reef


Correct Option: A
Explanation:

The Great Barrier Reef is the largest coral reef system in the world, located off the coast of Queensland, Australia. It is home to a diverse range of marine life and is a popular destination for snorkeling and diving.

Which island in the Maldives is famous for its underwater hotel, allowing guests to experience marine life up close?

  1. Rangali Island

  2. Maafushi Island

  3. Biyadhoo Island

  4. Gili Lankanfushi Island


Correct Option: A
Explanation:

Rangali Island in the Maldives is home to the world's first underwater hotel, the Conrad Maldives Rangali Island. The hotel offers guests a unique opportunity to sleep surrounded by marine life.

What is the process by which coral reefs are formed?

  1. Coral Bleaching

  2. Coral Spawning

  3. Coral Fragmentation

  4. Coral Calcification


Correct Option: D
Explanation:

Coral reefs are formed through a process called coral calcification. Coral polyps secrete a hard exoskeleton made of calcium carbonate, which builds up over time to form coral reefs.

Which island in the Andaman and Nicobar Islands is known for its rich birdlife, including the endemic Narcondam Hornbill?

  1. Barren Island

  2. Narcondam Island

  3. Havelock Island

  4. Neil Island


Correct Option: B
Explanation:

Narcondam Island in the Andaman and Nicobar Islands is home to the endemic Narcondam Hornbill, a critically endangered bird species found nowhere else in the world.

What is the main cause of coral bleaching, a phenomenon that leads to the loss of coral color and can eventually kill the coral?

  1. Overfishing

  2. Pollution

  3. Climate Change

  4. Coral Diseases


Correct Option: C
Explanation:

Climate change, particularly rising sea temperatures, is the primary cause of coral bleaching. Increased water temperatures stress corals, causing them to expel the symbiotic algae that provide them with nutrients and color.

Which island in the Lakshadweep Islands is known for its traditional dance form, the Lavani?

  1. Agatti Island

  2. Kadmat Island

  3. Minicoy Island

  4. Bangaram Island


Correct Option: C
Explanation:

Minicoy Island in the Lakshadweep Islands is known for its unique cultural heritage, including the traditional dance form called Lavani, which is performed during festivals and celebrations.

What is the largest island in the Maldives, known for its white-sand beaches, crystal-clear waters, and luxurious resorts?

  1. Male Island

  2. Hulhumale Island

  3. Maafushi Island

  4. Gan Island


Correct Option: A
Explanation:

Male Island is the largest and most populous island in the Maldives. It is the capital city and the main gateway to the country, known for its vibrant culture, historical sites, and modern infrastructure.

Which island in the Andaman and Nicobar Islands is known for its bioluminescent plankton, creating a magical spectacle at night?

  1. Havelock Island

  2. Neil Island

  3. Ross Island

  4. Barren Island


Correct Option: A
Explanation:

Havelock Island in the Andaman and Nicobar Islands is famous for its bioluminescent plankton, which emit a mesmerizing blue light when disturbed. This natural phenomenon creates a breathtaking spectacle at night.

What is the term used to describe the process by which coral reefs break down and erode due to natural or human-induced factors?

  1. Coral Bleaching

  2. Coral Fragmentation

  3. Coral Calcification

  4. Coral Degradation


Correct Option: D
Explanation:

Coral degradation refers to the process by which coral reefs break down and erode. This can occur due to natural factors such as storms and ocean acidification, as well as human-induced factors such as pollution and overfishing.

Which island in the Lakshadweep Islands is known for its traditional boat-building industry and the production of traditional sailing vessels called 'dhonis'?

  1. Kadmat Island

  2. Amini Island

  3. Kavaratti Island

  4. Agatti Island


Correct Option: C
Explanation:

Kavaratti Island in the Lakshadweep Islands is renowned for its traditional boat-building industry. The island's skilled craftsmen construct traditional sailing vessels called 'dhonis,' which are used for fishing and transportation.

What is the name of the underwater mountain range that stretches from the Maldives to Sri Lanka, forming a natural barrier between the Indian Ocean and the Arabian Sea?

  1. Chagos-Laccadive Ridge

  2. Maldives-Sri Lanka Ridge

  3. Indian Ocean Ridge

  4. Arabian Sea Ridge


Correct Option: A
Explanation:

The Chagos-Laccadive Ridge is an underwater mountain range that extends from the Maldives to Sri Lanka. It forms a natural barrier between the Indian Ocean and the Arabian Sea and plays a significant role in shaping the ocean currents and marine life in the region.

Which island in the Andaman and Nicobar Islands is known for its rich history and cultural heritage, including ancient ruins and tribal villages?

  1. Ross Island

  2. Viper Island

  3. North Sentinel Island

  4. Little Andaman Island


Correct Option: A
Explanation:

Ross Island in the Andaman and Nicobar Islands has a rich history and cultural heritage. It was once the administrative center of the British colonial government and is home to several historical ruins, including the Government House and the Ross Island Church. The island also has tribal villages where visitors can learn about the traditional way of life of the indigenous people.

What is the name of the marine protected area in the Lakshadweep Islands, established to conserve the unique coral reefs and marine life in the region?

  1. Lakshadweep Marine National Park

  2. Lakshadweep Coral Reef Marine Sanctuary

  3. Lakshadweep Marine Conservation Area

  4. Lakshadweep Marine Biosphere Reserve


Correct Option: A
Explanation:

The Lakshadweep Marine National Park is a marine protected area in the Lakshadweep Islands. It was established in 1991 to conserve the unique coral reefs and marine life in the region. The park covers an area of over 4,000 square kilometers and is home to a wide variety of marine species, including sea turtles, dolphins, and sharks.

Which island in the Maldives is known for its vibrant nightlife, luxury resorts, and world-class diving spots?

  1. Maafushi Island

  2. Gili Lankanfushi Island

  3. Biyadhoo Island

  4. Hulhumale Island


Correct Option: D
Explanation:

Hulhumale Island in the Maldives is known for its vibrant nightlife, luxury resorts, and world-class diving spots. It is a popular destination for tourists seeking a luxurious and exciting vacation experience.

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