1) What does “bycatch” mean? a) Fishing in mangroves b) Catching only small fish c) Animals caught accidentally d) Plastic floating on water 2) Microplastics are… a) Big plastic bottles b) Tiny plastic pieces c) A type of fish d) Ocean plants 3) Which habitat protects coasts and helps baby fish? a) Desert b) Mangrove forest c) Mountain d) Glacier 4) Overfishing happens when… a) Fish reproduce faster b) Fish are caught too quickly c) People recycle d) Oceans get colder 5) Ocean acidification is linked to… a) More salt b) More CO₂ c) More sand d) More oxygen 6) Coral bleaching is usually caused by… a) Stress (warming/acidification) b) More recycling bins c) More parks d) Less sunlight forever 7) Algae blooms can be dangerous because they… a) Build coral reefs b) Reduce oxygen in water c) Stop plastic pollution d) Increase biodiversity 8) A “dead zone” is… a) A place with many fish b) A low-oxygen area with few organisms c) A protected area d) A coral nursery 9) Which is the BEST student action for SDG14? a) Use more single-use plastic b) Bring a reusable bottle and recycle c) Throw litter away near rivers d) Buy anything without thinking 10) Marine protected areas are important because they… a) Increase overfishing b) Help ecosystems recover c) Create microplastics d) Remove oxygen from water

Life below water

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