1) What are two main causes of ocean pollution? a) nutrient pollution and plastic trash b) Carbon monoxide and water c) nutrient pollution and water 2) What is a common cause of nutrient pollution? a) Carbon dioxide b) Microplastics c) Trash d) Runoff from farms 3) Which thing is not a problem caused by plastics in the oceans? a) Fish become tangled and injured in the debris b) Fertilizer from runoff causes algal blooms c) Some animals mistake items like plastic bags for food and eat them d) Microplastic pollution moves through the food chain 4) What is a major problem caused by nutrient pollution? a) microplastics enter the food chain b) shells are dissolved by acids c) algal blooms can release toxins d) animals get tangled in trash 5) What causes ocean acidification? a) Ocean water absorbs CO2 from the atmosphere b) Microplastics are eaten by small organisms c) Algal blooms release toxins d) Runoff from farms 6) Why is ocean acidification a problem? a) Toxins are poisonous to humans b) It causes more salt to build up in the ocean c) It dissolves the shells of ocean creatures d) Corals grow too fast and depleat oxygen in the water

Ocean Pollution

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