Coral Reefs

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题目与答案

1. Geographical location of world’s coral reef
   • A
   • B
   • C
   • D
   • E
   • F

   答案：A

   原文定位：The Indo-Pacific region accounts for 91.9% of this total area.Southeast Asia accounts for 32.3% of that figure, while the Pacific including Australia accounts for 40.8%. Atlantic and Caribbean coral reefs account for 7.6%

2. How does coral reef benefit economy locally
   • A
   • B
   • C
   • D
   • E
   • F

   答案：C

   原文定位：In parts of Indonesia and the Caribbean where tourism is the main use, reefs are estimated to be worth US$1 million per square kilometer, based on the cost of maintaining sandy beaches and the value of attracting snorkelers and scuba divers

3. The statistics of coral reefs economic significance
   • A
   • B
   • C
   • D
   • E
   • F

   答案：C

   原文定位：Each year more than 1.8 million tourists visit the reef, spending an estimated AU$4.3 billion (Australian dollars) on reef-related industries from diving to boat rental to posh island resort stays. In the Caribbean, says UNEP, the net annual benefits from diver tourism was US$2 billion in 2000 with US$625 million spent directly on diving on reefs. Further, reef tourism is important source of employment, especially for some of the world's poorest people. UNEP says that of the estimated 30 million small-scale fishers in the developing world, most are dependent to a greater or lesser extent on coral reefs. In the Philippines, for example, more than one million small-scale fishers depend directly on coral reefs for their livelihoods. The report estimates that reef fisheries were worth between $15,000 and $150,000 per square kilometer a year, while fish caught for aquariums were worth $500 a kilogram against $6 for fish caught as food

4. The listed reasons for declining number of coral reef
   • A
   • B
   • C
   • D
   • E
   • F

   答案：D

   原文定位：Unfortunately, coral reefs are dying around the world. In particular, coral mining, agricultural and urban runoff, pollution (organic and inorganic), disease, and the digging of canals and access into islands and bays are localized threats to coral ecosystems.Broader threats are sea temperature rise, sea level rise and pH changes from ocean acidification, all associated with greenhouse gas emissions. Some current fishing practices are destructive and unsustainable

   同义替换：「declining」↔「dying」

5. Physical approach to coral reef by people
   • A
   • B
   • C
   • D
   • E
   • F

   答案：E

   原文定位：Whenever people grab, kick,and walk on,or stir up sediment in the reefs,they contribute to coral reef destruction.Corals are also harmed or killed when people drop anchors on them or when people collect coral

6. Unsustainable fishing methods are applied in regions of the world
   • A
   • B
   • C
   • D
   • E
   • F

   答案：D

   原文定位：Some current fishing practices are destructive and unsustainable. These include cyanide fishing, overfishing and blast fishing

   同义替换：「methods」↔「practices」

7. Coral reefs provide habitat to variety of marine life.
   • TRUE
   • FALSE
   • NOT GIVEN

   答案：TRUE

   原文定位：They provide a home for 25% of all marine species, including fish, mollusks, worms, crustaceans, echinoderms, sponges, tunicates and other cnidarians

   同义替换：「habitat」↔「home」，「life」↔「species」

8. Coral reef distribute around the ocean disproportionally.
   • TRUE
   • FALSE
   • NOT GIVEN

   答案：TRUE

   原文定位：The Indo-Pacific region accounts for 91.9% of this total area.Southeast Asia accounts for 32.3% of that figure, while the Pacific including Australia accounts for 40.8%. Atlantic and Caribbean coral reefs account for 7.6%

   同义替换：「distribute」↔「accounts for」

9. Coral reef is increasingly important for scientific purpose.
   • TRUE
   • FALSE
   • NOT GIVEN

   答案：NOT GIVEN

   原文定位：To find answers for these problems, scientists and researchers study the various factors that impact reefs

10. Coral reefs are greatly exchanged among and exported to other counties.
    • TRUE
    • FALSE
    • NOT GIVEN

    答案：NOT GIVEN

    原文定位：The aquarium fish export industry supports around 50,000 people and generates some US$5.5 million a year in Sri Lanka along

11. Reef tourism is of economic essence generally for some poor people.
    • TRUE
    • FALSE
    • NOT GIVEN

    答案：TRUE

    原文定位：Further, reef tourism is important source of employment, especially for some of the world's poorest people

    同义替换：「economic essence」↔「important source of employment」

12. As with other fishing business, coral fishery is not suitable to women and children.
    • TRUE
    • FALSE
    • NOT GIVEN

    答案：NOT GIVEN

    原文定位：UNEP says that of the estimated 30 million small-scale fishers in the developing world, most are dependent to a greater or lesser extent on coral reefs. In the Philippines, for example, more than one million small-scale fishers depend directly on coral reefs for their livelihoods. The report estimates that reef fisheries were worth between $15,000 and $150,000 per square kilometer a year, while fish caught for aquariums were worth $500 a kilogram against $6 for fish caught as food. The aquarium fish export industry supports around 50,000 people and generates some US$5.5 million a year in Sri Lanka along

13. What is the main purpose of the this passage
    • Demonstrate how coral reef grow in the ocean
    • To tell that coral reef is widely used as a scientific project
    • Present the general benefits and an alarming situation of coral reef
    • To show the vital efforts made to protect coral reef in Australia

    答案：Present the general benefits and an alarming situation of coral reef

    原文定位：Coral reefs deliver ecosystem services to tourism, fisheries and coastline protection. The global economic value of coral reefs has been estimated at as much as $US375 billion per year;Unfortunately, coral reefs are dying around the world;General estimates show approximately 10% of the world`s coral reefs are dead. About 60% of the world's reefs are at risk due to destructive,human-related activities