GRE
GRE Verbal Reasoning Section

Impacts of Climate Change on Marine Life

Easy Reading Comprehension Sentence-level Questions

The following passage discusses the impacts of climate change on marine life:

Climate change has resulted in elevated ocean temperatures, which have profound effects on marine ecosystems. One significant impact is the phenomenon known as coral bleaching, where corals expel the algae that live in their tissues and provide them with energy. This event not only affects the corals but also disrupts the entire marine food chain, as many species depend on coral reefs for habitat and sustenance. Marine species such as fish, mollusks, and other invertebrates can suffer reduction in population numbers due to these shifts, leading to broader ecological consequences.

As temperatures continue to rise, other effects on marine life include changes in migration patterns, alterations in breeding cycles, and increased vulnerability to diseases. For instance, many fish species are migrating to cooler waters, which can disrupt traditional fishing practices and local economies.

Hint

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