"The Wonders of the Ocean"

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

• 50%

• 60%

• 70%

• 80%

Which ocean is the largest and deepest?

• Atlantic Ocean

• Pacific Ocean

• Indian Ocean

• Arctic Ocean

Why are coral reefs called the “rainforests of the sea”?

• Because they are endangered

• Because they have thousands of species living in them

• Because they produce oxygen

• Because they are located near rainforests

What is the main idea of the passage?

• Oceans are essential to life on Earth

• Oceans are dangerous for humans

• Oceans are only important for transportation

• Oceans are home to a few species of animals

Which of the following is NOT a characteristic of the Pacific Ocean?

• It is the largest ocean

• It is the deepest ocean

• It is the smallest ocean

• It is located near Asia

How do oceans impact the global economy?

• By providing oxygen

• By providing transportation, resources, and tourism

• By protecting wildlife

• By creating rainfall

What are scientists doing to protect coral reefs?

• They are researching new species

• They are building artificial reefs

• They are focusing on sustainable practices and conservation

• They are removing the reefs

Why are oceans important for regulating the climate?

• Because they help produce rain

• Because they help produce oxygen

• Because they help cool the Earth

• Because they control wind patterns

What does the word "diverse" mean in the context of the passage?

• Different and varied

• Same and similar

• Large and powerful

• Rare and uncommon

What would happen if coral reefs disappeared? Explain your reasoning.