Protecting Our Oceans: A Quiz

How much plastic ends up in the ocean each year?

• 2 million metric tons

• 8 million metric tons

• 15 million metric tons

• 20 million metric tons

What fraction of the world's oxygen supply is produced by the ocean?

• One-quarter

• One-third

• Over half

• All of it

How many times more carbon does the ocean absorb compared to the atmosphere?

• 10 times

• 20 times

• 30 times

• 50 times

Which of the following is NOT mentioned as a benefit provided by the ocean?

• Food supply

• Transportation

• Energy production

• Weather regulation

What is the Great Pacific Garbage Patch?

• A coral reef

• A collection of debris

• A type of fish

• A volcanic island

What is the estimated size of the Great Pacific Garbage Patch compared to Texas?

• Half the size

• The same size

• Twice the size

• Three times the size

What is a major problem caused by ocean mining?

• Increase in fish population

• Creation of new habitats

• Sediment plumes that destroy habitats

• Reduction in ocean temperature

What are microplastics?

• Large pieces of plastic

• Decomposed plastic

• Small pieces of plastic

• Recycled plastic

Which of the following is an ingredient found in both peanut butter and soymilk that comes from the ocean?

• Seaweed

• Fish oil

• Algae

• Salt

What is one of the employment opportunities provided by the ocean?

• Space exploration

• Mining

• Fishing

• Agriculture