Impact of Coral Reefs on Marine Life

The video discusses the potential consequences of coral reefs disappearing. Coral reefs, which cover only 0.1% of the ocean's surface, support over 25% of marine life. Their disappearance would lead to a decline in fish populations, increased coastal erosion, and a significant impact on tourism, as activities like snorkeling and scuba diving would lose their appeal.

What percentage of the ocean's surface do coral reefs occupy?

• 10%

• 0.1%

• 5%

• 1%

How much of marine life do coral reefs support?

• 25%

• 50%

• 75%

• 10%

What is one major consequence of coral reefs disappearing?

• Decline in fish population

• Increase in coastal protection

• Increase in fish population

• More colorful oceans

How do coral reefs protect coastal areas?

• By increasing fish population

• By attracting more tourists

• By reducing erosion and shielding against storms

• By making the water warmer

What might happen to snorkeling and scuba diving if coral reefs disappear?

• They will become safer

• They might go out of fashion

• They will remain unchanged

• They will become more popular