Ocean Exploration Quiz

What percentage of Earth's surface is covered by the ocean?

• 50%

• 60%

• 70%

• 80%

Why is ocean exploration crucial for our understanding of the ocean?

• To increase tourism

• To enhance our understanding, enabling better management, conservation, regulation, and utilization of its resources

• To find new places for human colonization

• To solely discover new species

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What is one potential impact of the deep ocean's exact relationship with climate change that is not fully known?

• Impact on ocean circulation, vital for heat transport, species distribution, and trade routes

• Impact on the global internet infrastructure

• Impact on the worldwide distribution of sand

• Impact on the migration patterns of land animals

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What is methane hydrate, and why is it significant in ocean exploration?

• A type of salt found in the ocean, used for culinary purposes

• A renewable energy source found on land

• An ice-like substance formed in deep-sea sediments, attracting interest for energy, climate, and ecological research

• A pollutant produced by underwater volcanoes

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According to the document, what percentage of the medicines we use today come from "natural products," or chemical compounds derived from the ocean and coasts?

• 30%

• 40%

• 50%

• 60%

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What are some of the threats to ocean health mentioned in the text?

• Pollution, overfishing, and ocean acidification

• Deforestation, desertification, and urban sprawl

• Air pollution, soil erosion, and wildfires

• Pesticides, herbicides, and chemical fertilizers

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What is the main purpose of research expeditions to uncharted waters according to the text?

• To find new locations for commercial fishing

• To collect seafloor data, study habitats, and capture deep-sea life for scientific understanding

• To search for underwater oil reserves

• To conduct military surveillance operations

How does exploring the ocean's extreme environments contribute to technological innovation?

• By providing new habitats for marine life

• By increasing tourism and recreational activities

• By driving technological innovation, improving exploration tools and equipment

• By expanding commercial shipping routes

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What insights do underwater cultural heritage sites offer according to the text?

• They offer insights into ancient maritime warfare.

• They provide evidence of historical sea level changes.

• They offer insights into human impact and climate change.

• They reveal the locations of sunken treasure ships.

What does ocean exploration inspire youth to pursue?

• Careers in sports

• Careers in STEM fields

• Careers in arts

• Careers in politics

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