I WONDER - Is A Coral Reef An Ecosystem?

Corals are not just dead rocks; they are living creatures that serve as habitats for many marine organisms, including crabs, sea stars, worms, clams, and sponges. Fish also rely on coral reefs for their homes. These ecosystems are sensitive to pollution, which can have detrimental effects on the many animals that depend on them for survival. The Great Barrier Reef in Australia is highlighted as the largest coral reef system in the world.

What are corals primarily classified as?

• Minerals

• Plants

• Animals

• Rocks

Which of the following organisms do NOT typically use coral reefs as their habitat?

• Crabs

• Sponges

• Sea stars

• Elephants

How are coral reefs affected by environmental changes?

• They thrive in polluted waters

• They are unaffected by pollution

• They are easily affected by pollution

• They grow faster in polluted areas

Which of the following is the largest coral reef system in the world?

• The Amazon Reef

• The Mesoamerican Reef

• The Great Barrier Reef

• The Red Sea Coral Reef

Why are coral reefs important for marine life?

• They offer shelter and habitat for many marine organisms

• They are a source of fresh water

• They provide food for all marine animals

• They are the only source of oxygen in the ocean