Diving Into Aquatic Biomes: From Coral Reefs to Freshwater Ecosystems

The video explores aquatic biomes, covering both freshwater and marine regions. It highlights the significance of these biomes, the unique adaptations of marine life like octopuses, and the importance of coral reefs. The video also discusses freshwater biomes, estuaries, and their unique ecosystems. It concludes with a review and quiz questions to reinforce learning.

What percentage of Earth's surface is covered by aquatic biomes?

• 80%

• 50%

• 60%

• 75%

Which of the following is a characteristic of marine regions?

• High altitude

• Freshwater

• Saltwater

• Cold temperatures

What is a significant threat to coral reefs?

• Air pollution

• Urbanization

• Deforestation

• Climate change

Which marine species is known for having three hearts?

• Octopuses

• Whales

• Dolphins

• Sharks

How do deep ocean creatures primarily obtain energy?

• Chemical reactions of bacteria

• Solar energy

• Photosynthesis

• Wind currents

What is a defining feature of freshwater biomes?

• High salt concentration

• Low salt concentration

• Low biodiversity

• High temperature

What is an estuary?

• A species of migratory bird

• A marine plant

• A place with both saltwater and freshwater

• A deep sea ecosystem