Marine Ecosystems Quiz

What is an estuary habitat?

• A deep underwater canyon where marine life thrives.

• A dry desert region with little to no water.

• A partially enclosed coastal body of water where freshwater from rivers and streams mixes with saltwater from the ocean.

• A dense forest with a variety of plant and animal species.

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Name one example of an estuary habitat.

• Chesapeake Bay

• Hudson River

• Gulf of Mexico

• Amazon River

What is marine biodiversity?

• The variety of life forms and ecosystems found in the ocean and other marine environments.

• The variety of life forms and ecosystems found in freshwater environments

• The study of marine animals

• The process of extracting minerals from the ocean

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Why is marine biodiversity important?

• Marine biodiversity only benefits certain species and has no broader impact.

• Marine biodiversity is important for the health of marine ecosystems, human well-being, and the economy.

• Marine biodiversity has no impact on marine ecosystems, human well-being, or the economy.

• Marine biodiversity is not important and can be ignored.

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What are some threats to marine biodiversity?

• pollution, overfishing, habitat destruction, climate change, invasive species

• ocean acidification

• illegal fishing

• oil spills

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What is marine pollution?

• Disposal of waste on land

• Air pollution caused by ships

• Contamination of freshwater sources

• Contamination of the ocean and other bodies of water by pollutants

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How does marine pollution affect marine ecosystems?

• Marine pollution improves the health of marine habitats.

• Marine pollution promotes the growth of marine organisms.

• Marine pollution disrupts the balance of marine ecosystems, leading to the death of marine organisms, destruction of habitats, and decline in biodiversity.

• Marine pollution has no impact on marine ecosystems.

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What are some sources of marine pollution?

• oil spills, sewage and wastewater discharge, plastic pollution, agricultural runoff, and industrial waste

• oil spills, noise pollution, overfishing, ocean acidification

• air pollution, noise pollution, overfishing, ocean acidification

• radioactive waste, noise pollution, overfishing, ocean acidification

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What are the consequences of marine pollution?

• Preservation of marine ecosystems, increase in biodiversity, improvement in seafood safety.

• Damage to marine ecosystems, loss of biodiversity, contamination of seafood, and negative impacts on human health.

• Increase in marine biodiversity, improvement in seafood quality, positive impacts on human health.

• Enhancement of marine ecosystems, decrease in seafood contamination, no impact on human health.

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How can we prevent marine pollution?

• By reducing plastic waste, properly disposing of hazardous materials, promoting sustainable fishing practices, and implementing stricter regulations on industrial waste disposal.

• By encouraging plastic waste, not properly disposing of hazardous materials, promoting unsustainable fishing practices, and implementing lenient regulations on industrial waste disposal.

• By ignoring plastic waste, not properly disposing of hazardous materials, promoting unsustainable fishing practices, and implementing no regulations on industrial waste disposal.

• By increasing plastic waste, improperly disposing of hazardous materials, promoting unsustainable fishing practices, and implementing looser regulations on industrial waste disposal.

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