英语四级阅读理解专项训练及答案（4）

Passage 1:

Climate Change and its Impact on Wildlife

Climate change is a pressing issue that has significant consequences for the environment and wildlife. Rising global temperatures and changing weather patterns have led to shifts in ecosystems, affecting the survival and behavior of various species.

According to recent studies, polar bears are one of the most vulnerable species due to climate change. The melting of Arctic ice, their primary hunting ground, has forced polar bears to travel longer distances in search of food. This increased traveling puts additional stress on their already threatened population.

Another example is coral reefs, which are highly sensitive to changes in water temperature. Increasing ocean temperatures lead to coral bleaching, a process where corals expel the algae that give them their vibrant colors. Without the algae, corals become weak and more susceptible to disease, ultimately leading to their death.

Additionally, migratory birds that rely on specific climatic conditions for breeding and nesting face challenges with changing weather patterns. Alterations in rainfall and temperature can disrupt their habitats and food sources, impacting their ability to successfully reproduce and migrate.

Furthermore, rising sea levels caused by climate change pose a threat to coastal habitats and the species that depend on them. As sea levels rise, coastal areas are at risk of erosion and flooding. This endangers the existence of various coastal plants and animals, such as mangroves and sea turtles.

Overall, climate change poses significant threats to wildlife. To mitigate these impacts, concerted efforts are needed to reduce greenhouse gas emissions, protect and restore habitats, and promote sustainable practices.

1、What is the primary impact of climate change on polar bears?

A) Longer migration distances.

B) Increased hunting opportunities.

C) Improved living conditions.

D) Decreased population size.

2、What happens to corals when ocean temperatures increase?

A) They become more vibrant in color.

B) They expel algae and become weaker.

C) They develop stronger resistance to disease.

D) They reproduce at a faster rate.

3、How do changing weather patterns affect migratory birds?

A) They have no effect on their breeding and nesting habits.

B) They disrupt their ability to find food.

C) They improve their chances of successful migration.

D) They create ideal conditions for reproduction.

4、What is one of the consequences of rising sea levels caused by climate change?

A) Increased coastal erosion and flooding.

B) Decreased population size of mangroves.

C) Improved living conditions for sea turtles.

D) Enhanced growth of coastal plants.

5、What measures can help mitigate the impact of climate change on wildlife?

A) Increasing greenhouse gas emissions.

B) Expanding deforestation practices.

C) Restoring and protecting habitats.

D) Promoting unsustainable practices.

参考答案：

ABBAC

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