Section 3: Reading Comprehension

Questions 1 – 4: Choose the best multiple-choice answer for each question.

Renewable energy sources play a crucial role in addressing environmental concerns and reducing reliance on fossil fuels. Among these sources, solar power stands out for its multiple benefits. Solar energy is harnessed through the use of photovoltaic cells that convert sunlight into electricity. One of the significant advantages of solar power is its potential to significantly reduce greenhouse gas emissions, helping combat climate change. Furthermore, solar energy is a renewable resource, providing a solution for long-term energy needs. Solar panels can be installed on rooftops, utilizing available space and reducing dependency on external energy sources. With advancements in technology and decreasing costs, solar power is becoming increasingly accessible and cost-effective for both residential and commercial applications.

What environmental advantage does solar power offer?

Reduction of greenhouse gas emissions
Utilization of photovoltaic cells
It's a renewable energy resource
Cost-effectiveness and accessibility

The Great Barrier Reef, located off the northeastern coast of Australia, is a natural wonder of immense beauty and ecological significance. Stretching over 2,300 kilometers (1,430 miles), it is the largest coral reef system in the world, consisting of thousands of individual reefs and hundreds of islands. The reef is home to a staggering diversity of marine life, including over 1,500 species of fish and more than 400 types of coral. The ability to see so many different plant and animal species in one place draws large numbers of tourists each year. Snorkeling or diving in these pristine waters allows you to witness a kaleidoscope of colors, as vibrant corals and exotic fish captivate your senses.

The Great Barrier Reef is not only a visual delight but also a vital ecosystem that supports countless species, including sea turtles, dolphins, and various forms of marine plant life. The reef provides a habitat for breeding, feeding, and shelter, serving as a nursery for numerous marine organisms. It plays a crucial role in maintaining the ecological balance of the region. Moreover, the reef itself is formed by the accumulation and growth of coral polyps over thousands of years. These tiny organisms secrete calcium carbonate to build the intricate structures that make up the reef.

Despite its ecological importance, the Great Barrier Reef faces numerous threats. Climate change poses a significant risk, as rising sea temperatures result in coral bleaching, a phenomenon where corals lose their vibrant colors and become more susceptible to disease. Pollution from human activities, including coastal development and agricultural runoff, also impacts the health of the reef. Furthermore, overfishing can disrupt the delicate balance of the ecosystem and harm the species that rely on the reef for survival.

Efforts are being made to preserve and protect this natural treasure. The Australian government, in collaboration with scientists, researchers, and conservation organizations, has implemented strategies to reduce pollution, regulate fishing practices, and monitor the health of the reef. Sustainable tourism practices are also encouraged to minimize the impact on the fragile ecosystem.

What is the main attraction of the Great Barrier Reef?

Its vast size and length
The diverse marine life
The vibrant colors of the coral
The opportunity for snorkeling and diving
What are the primary threats faced by the Great Barrier Reef?
Climate change and pollution
Overfishing and deforestation
Urbanization and earthquakes
Soil erosion and volcanic activity
What efforts are being made to preserve and protect the Great Barrier Reef?
Sustainable tourism practices and monitoring the reef's health
Regulating fishing practices and reducing pollution
Collaborating with scientists and conservation organizations
All of the above
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